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1 __HEADER__([[[Octave-Forge News Archive]]]) |
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2 |
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3 <div class="section"> |
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4 <p>This is an abbreviated list of the changes that were introduced in |
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5 various versions of octave-forge. For a full list of changes please |
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6 see the <a href="__BASE_ADDRESS__/ChangeLog">ChangeLog</a>.</p> |
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7 </div> |
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8 <div class="section"> |
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9 <dl> |
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10 <dt>October 20, 2006</dt> |
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11 <dd> |
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12 <p>Octave-forge reorganized as a series of packages for use with |
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13 the Octave package manager. See the <a |
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14 href="__BASE_ADDRESS__/packages.html">packages</a> for more details. |
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15 Apart from the changes associated with the conversion to use the |
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16 package manager, the following additional changes are notable:</p> |
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17 <ul> |
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18 <li>odepkg: A new matlab compatible package for ODE that replaces |
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19 the existing extra/ode package</li> |
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20 <li>info-theory: A new package of information theory functions</li> |
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21 <li>linear-algebra: New function bicg</li> |
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22 <li>spline: Allow NDArrays in csape and make it compatible</li> |
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23 <li>comm: New functions fibodeco, fibodeco, fiboenco, fibosplitstream, |
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24 golombdeco, golombenco, huffmandeco, huffmandict, huffmandict, |
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25 huffmanenco, ricedeco, riceenco, rledeco, rleenco, shannonfanodeco, |
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26 shannonfanodict and shannonfanoenco</li> |
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27 <li>specfun: New functions dirac, erfcx, expint_E1, expint_Ei, expint, |
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28 heaviside, psi, Si, sinint and zeta</li> |
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29 <li>statistics: New functions betastat, binostat, chi2stat, |
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30 expstat, fstat, gamstat, geostat, hygestat, lognstat, |
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31 normstat, pascal_stat, poisstat, tstat, unidstat, |
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32 unifstat and weibstat</li> |
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33 <li>polynomial: New function polyint</li> |
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34 <li>miscellaneous: New functions zagzig, zigzag</li> |
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35 <li> optim: New function __bfsmin replacing bfgsmin and |
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36 finitedifference</li> |
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37 <li>image: __magick_read__ Fix for non 8bit Quantum sizes in |
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38 imagemagick</li> |
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39 <li>general bug fixes and improvements</li> |
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40 </ul> |
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41 </dd> |
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42 <dt>July 09, 2006</dt> |
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43 <dd> |
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44 <p>Octave-forge version 200607008 released. This version version |
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45 was the last monolithic release and the first release that only |
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46 supported version of octave later than Octave 2.9.</p> |
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47 <p>An abbreviated list of changes is:</p> |
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48 <ul> |
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49 <li>purge functions moved to Octave and remove pre-2.9.x support.</li> |
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50 <li>comm: new functions pam/genqam/psk mod/demod</li> |
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51 <li>combinatorics: new functions for integer partitions</li> |
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52 <li>geometry: fix qhull problems (finally!?)</li> |
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53 <li>signal: new function square to generate square waves</li> |
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54 <li>statistics: new function hmm viterbi/generate</li> |
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55 <li>strings: remove regexp; api changed when moved to Octave</li> |
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56 <li>linear-algebra: new function for gsvd</li> |
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57 <li>general bug fixes and improvements</li> |
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58 </ul> |
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59 </dd> |
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60 <dt>March 16, 2006</dt> |
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61 <dd> |
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62 <p>Octave-forge version 20060316 released. An abbreviated list of |
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63 changes is:</p> |
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64 <ul> |
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65 <li>statistics/regress: new function</li> |
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66 <li>general bug fixes and improvements</li> |
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67 </ul> |
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68 </dd> |
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69 <dt>January 28, 2006</dt> |
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70 <dd> |
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71 <p>Octave-forge version 20060128 released. An abbreviated list of |
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72 changes is:</p> |
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73 <ul> |
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74 <li>audio/waveread: big-endian fix; 2-channel file fix</li> |
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75 <li>comm/galois: fix rank calculation for galois array</li> |
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76 <li>general/interp2: cubic interpolation</li> |
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77 <li>image/: return MxNx3 matrices of appropriate numeric class</li> |
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78 <li>io/textread: faster</li> |
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79 <li>io/dlmwrite: control precision and line separator; allow append</li> |
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80 <li>miscellaneous/mfilename: compatibility function</li> |
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81 <li>miscellaneous/listen: subnet patterns; loopback support</li> |
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82 <li>NaN/xcovf: missing data xcorr</li> |
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83 <li>octcdf/: support for netcdf files</li> |
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84 <li>optim/wpolyfit: return row vector; allow centering and scaling</li> |
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85 <li>plot/legend: fix error on first call</li> |
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86 <li>plot/print: add PDF option</li> |
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87 <li>signal/residued,residuez: partial fraction expansion of filters</li> |
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88 <li>signal/qp_kaiser: PPN filter bank coefficients</li> |
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89 <li>statistics/histfit: allow negative data</li> |
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90 <li>statistics/mvnpdf,mvnrnd: multivariate normal distribution</li> |
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91 <li>tsa/: improved speed, style and docs</li> |
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92 <li>tsa/amarma: adaptive mean ARMA modeling</li> |
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93 <li>tsa/y2res: add entropy estimation; add equidistant quantisation</li> |
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94 <li>tsa/mvfreqz: add PDCF</li> |
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95 <li>support for 2.9.4</li> |
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96 <li>support for 64-bit indexing</li> |
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97 <li>support for MinGW build</li> |
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98 <li>general bug fixes and improvements</li> |
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99 </ul> |
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100 </dd> |
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101 <dt>June 13, 2005</dt> |
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102 <dd> |
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103 <p>Octave-forge version 20050613 released. An abbreviated list of |
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104 changes is:</p> |
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105 <ul> |
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106 <li>textread now returns cell arrays</li> |
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107 <li>use new gnuplot interface for functions</li> |
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108 <li>fix rand bug on non-intel architectures</li> |
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109 <li>more econometrics functions</li> |
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110 <li>new functions: randg, cellfun, cell2mat, bwarea, imresize, savepath</li> |
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111 <li>bug fixes and improvements</li> |
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112 </ul> |
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113 </dd> |
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114 <dt>November 16, 2004</dt> |
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115 <dd> |
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116 <p>Octave-forge version 20041116 released. Extends support to Octave 2.1.62. |
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117 An abbreviated list of changes is:</p> |
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118 <ul> |
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119 <li>initial econometrics toolbox</li> |
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120 <li>updated protein databank (extra/pdb) functions</li> |
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121 <li>new functions: wavread wavwrite hann strfind randp sprandn conv2nan</li> |
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122 <li>many bug fixes and improvements</li> |
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123 </ul> |
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124 </dd> |
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125 <dt>September 07, 2004</dt> |
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126 <dd> |
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127 <p>Octave-forge version 20040907 released. Extends support to Octave 2.1.58. |
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128 An abbreviated list of changes is:</p> |
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129 <ul> |
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130 <li>Base |
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131 <ul> |
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132 <li>getfield/setfield now have a compatible interface; for the |
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133 old behaviour, use setfields/getfields.</li> |
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134 <li>Fill full 53-bit mantissa with the random number generators; new |
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135 sequences will be different from old sequences with the same |
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136 seed.</li> |
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137 <li>Removed restrictions on datenum/datevec and added |
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138 calendar/eomday</li> |
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139 <li>Added nthroot to return real root if available</li> |
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140 <li>Added isa to test for class membership</li> |
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141 <li>clf resets to line graphs</li> |
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142 <li>Quiver plot is faster and no longer requires clf</li> |
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143 <li>Added audio playback on OS X</li> |
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144 </ul></li> |
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145 <li>Image processing |
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146 <ul> |
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147 <li>Initial support for int* types.</li> |
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148 <li>Added dilate erode bweuler bwmorph houghtf stretchlim |
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149 makelut applylut uintlut padarray roicolor poly2mask |
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150 qtdecomp qtgetblk qtsetblk bestblk blkproc nlfilter |
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151 cmunique cmpermute col2im im2col graycomatrix conndef isrgb</li> |
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152 </ul></li> |
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153 <li>Optimization |
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154 <ul> |
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155 <li>Replacement fzero using Brent's root finder</li> |
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156 </ul></li> |
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157 <li>Communications: |
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158 <ul> |
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159 <li>Support for concatenation operator [] on galois type</li> |
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160 <li>Reduce restrictions on bchpoly syndtable</li> |
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161 </ul></li> |
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162 <li>Signal processing: |
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163 <ul> |
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164 <li>Added flattopwin</li> |
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165 <li>fir1/fir2 have more flexible argument handling</li> |
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166 </ul></li> |
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167 <li>Sparse: |
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168 <ul> |
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169 <li>Load/save support</li> |
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170 <li>Support for concatenation operator []</li> |
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171 <li>Added pcr for preconditioned conjugate gradient</li> |
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172 </ul></li> |
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173 <li>Statistics: |
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174 <ul> |
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175 <li>Added histfit pareto tabulate anderson_darling_cdf |
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176 anderson_darling_test</li> |
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177 </ul></li> |
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178 </ul> |
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179 </dd> |
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180 <dt>July 07, 2004</dt> |
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181 <dd> |
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182 <p>Octave-forge version 20040707 released. Extends support to Octave 2.1.57. |
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183 An abbreviated list of changes is:</p> |
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184 <ul> |
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185 <li>The optimization functions have been replaced but the new interface |
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186 is not yet settled. See the files in the optim directory.</li> |
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187 <li>New package gsl: GNU Scientific library bindings.</li> |
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188 <li>New package fixed: Fixed point numeric operations.</li> |
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189 <li>New functions: polyconf wsolve fullfact pcg princomp filtic |
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190 rande azimuth deg2rad rad2deg distance zoom inputname fnval |
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191 fftconv2 mvaar</li> |
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192 <li>Bug fixes everywhere they are found.</li> |
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193 </ul> |
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194 </dd> |
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195 <dt>February 11, 2004</dt> |
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196 <dd> |
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197 <p>Octave-forge version 20040211 released. Extends support to Octave |
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198 2.1.53 for all oct-files. Improved build environment and better |
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199 testing. We still need more tests! If you need a function and don't |
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200 see any test cases in it, add some and send them our way. See |
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201 'help test' for details. An abbreviated list of changes is:</p> |
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202 <ul> |
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203 <li>Changes |
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204 <ul> |
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205 <li>rand/randn: generates a different random number sequence |
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206 from before.</li> |
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207 </ul></li> |
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208 <li>New functions |
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209 <ul> |
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210 <li>anovan: analysis of variance</li> |
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211 <li>append_save: add a variable to a save file</li> |
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212 <li>assert: now supports structure arrays and cell arrays</li> |
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213 <li>BFGSMin: alternative to bfgs minimizer</li> |
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214 <li>conv2nan: 2-D convolution which ignores missing data</li> |
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215 <li>convhull/convhulln: now allows direct control of qhull |
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216 parameters</li> |
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217 <li>csape: support n=3 case --- need to verify it is correct</li> |
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218 <li>dxfwrite: output plot to DXF format (AutoCAD)</li> |
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219 <li>fail: checks if code fails with a given error message</li> |
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220 <li>galois: load/save support</li> |
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221 <li>gpick: alternative to ginput</li> |
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222 <li>imread: now supports 16-bit grayscale</li> |
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223 <li>irsa_*: irregularly sampled data analysis functions</li> |
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224 <li>map: apply a function across all elements of a cell array</li> |
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225 <li>mex: initial support for structures</li> |
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226 <li>pngread/pngwrite: direct access to libpng</li> |
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227 <li>quadl: improved adaptive quadrature routine</li> |
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228 <li>rand/randn: faster and now supports for nD arrays</li> |
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229 <li>sort: fast sort based on python's timsort</li> |
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230 <li>sprandn: random sparse matrix filled with normally |
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231 distributed values</li> |
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232 <li>str2double: convert string to double</li> |
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233 <li>struct: now creates structure arrays</li> |
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234 <li>toggle_grace_use: use grace plotting package rather than gnuplot</li> |
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235 <li>xmlwrite: save data to xml format</li> |
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236 </ul></li> |
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237 <li>Plus the usual bug fixes and documentation updates.</li> |
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238 </ul> |
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239 </dd> |
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240 <dt>June 02, 2003</dt> |
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241 <dd> |
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242 <p>Octave-forge version 20030602 released. For Octave 2.1.36 and up. |
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243 An abbreviated list of changes is:</p> |
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244 <ul> |
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245 <li>Extended support backward to octave 2.1.36 and forward to octave 2.1.49 |
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246 for all oct-files. Some scripts make use of features only available in |
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247 more recent versions of Octave.</li> |
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248 <li>Communications: |
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249 <ul> |
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250 <li>sqrt over Galois field</li> |
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251 <li>BCH code, modulator</li> |
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252 <li>bug fixes and documentation improvements</li> |
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253 </ul></li> |
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254 <li>Image: |
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255 <ul> |
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256 <li>added rotate_scale()</li> |
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257 </ul></li> |
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258 <li>Optimization: |
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259 <ul> |
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260 <li>added Nick Higham's adsmax, mdsmax nmsmax for fmins</li> |
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261 <li>lp() fix range error</li> |
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262 </ul></li> |
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263 <li>Plotting: |
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264 <ul> |
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265 <li>surf()/surfc() support gnuplot 3.8i shaded surfaces</li> |
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266 <li>added peaks()</li> |
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267 <li>legend() inside/ouside/boxon/boxoff/right/left</li> |
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268 </ul></li> |
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269 <li>Signal Processing: |
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270 <ul> |
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271 <li>added freqs, invfreqs, invfreqz</li> |
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272 <li>return statespace and laplacian IIR filters (butter, cheby1, |
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273 cheby2, ellip)</li> |
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274 <li>fixed aryule() to return the correct filter</li> |
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275 </ul></li> |
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276 <li>Statistics: |
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277 <ul> |
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278 <li>added normplot()</li> |
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279 <li>scatter() optimization</li> |
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280 </ul></li> |
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281 <li>Sparse: |
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282 <ul> |
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283 <li>added concatenation functions spvcat() and sphcat()</li> |
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284 </ul></li> |
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285 <li>Symbolic: |
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286 <ul> |
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287 <li>added poly2sym, sym2poly, numden, findsymbols, findsym, symlsolve, |
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288 symfsolve, syminfo</li> |
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289 <li>subs() accepts cell arrays</li> |
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290 </ul></li> |
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291 <li>TSA/NaN: |
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292 <ul> |
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293 <li>many bug fixes and documentation improvements</li> |
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294 </ul></li> |
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295 <li>Miscellaneous: |
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296 <ul> |
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297 <li>added cellstr()</li> |
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298 <li>fieldnames() now returns cell array</li> |
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299 <li>listen() bugfixes</li> |
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300 <li>ellipke() supports m < 0</li> |
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301 <li>deal() now supports [a,b] = deal(b,a)</li> |
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302 <li>dlmread() converted to C++ for speed and more flexible input</li> |
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303 </ul></li> |
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304 <li>Administration: |
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305 <ul> |
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306 <li>target specific build instructions (MacOSX, windows, Irix)</li> |
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307 </ul></li> |
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308 </ul> |
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309 </dd> |
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310 <dt>February 22, 2003</dt> |
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311 <dd> |
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312 <p>Octave-forge version 20030222 released. An abbreviated list of |
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313 changes is:</p> |
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314 <ul> |
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315 <li>Updates for octave 2.1.45</li> |
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316 <li>Parallel: Light weight parallel programming added but |
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317 flagged NOINSTALL.</li> |
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318 <li>Communications: add galois field functions and others</li> |
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319 <li>Signal Processing: add convmtx and dftmtx</li> |
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320 <li>Geometry: add (poor) griddata/tsearch support --- please improve!!</li> |
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321 <li>VRML: new options 'z(grey|rb|col)' for vmesh() and |
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322 vrml_surf(). Fixes and improvements to many functions.</li> |
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323 <li>NaN: enhanced cov/covm, NaN arithmetic fixes </li> |
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324 <li>TSA: bug fix (matlab 5.3 bug)</li> |
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325 <li>Sparse: add spstats and x.^a, more robust</li> |
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326 <li>Base functions: add fileparts, filesep, char, dos; improve dlmread</li> |
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327 <li>Function overloading: dispatch() lets you call tf rather |
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328 than f if the first argument to f is t.</li> |
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329 <li>Octave server: listen() sets up a socket to receive octave |
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330 commands from a particular host --- please improve!!</li> |
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331 <li>Many fixes, compatibility improvements and better Windows support.</li> |
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332 </ul> |
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333 </dd> |
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334 <dt>November 30, 2002</dt> |
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335 <dd> |
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336 <p>Octave-forge version 20021130 released. For Octave 2.1.40. An |
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337 abbreviated list of changes is:</p> |
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338 <ul> |
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339 <li>New functions |
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340 <ul> |
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341 <li>general/ndims: compatibility function</li> |
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342 <li>image/imginfo: determines size of image using 'convert'</li> |
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343 <li>image/colfilt: image block filtering function</li> |
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344 <li>image/im{rotate,translate,shear}: image transformations</li> |
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345 <li>miscellaneous/inline: generate a function from an expression</li> |
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346 <li>miscellaneous/slurp_file: loads a file into a string</li> |
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347 <li>miscellaneous/{rotv,rotparams}: parameterize 3D rotation |
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348 matrices</li> |
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349 <li>plot/contour.f: filled contours</li> |
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350 <li>sparse/{sprand,spdiags,issparse}: sparse functions</li> |
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351 <li>specfun/lambertw: Lambert's W function: x=w(x)*exp(w(x))</li> |
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352 <li>specfun/betaln: log beta</li> |
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353 <li>splines/pchip: Piecewise Cubic Hermitian Interpolating |
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354 Polynomial</li> |
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355 <li>statistics/{boxplot,scatter}: statistical plots</li> |
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356 <li>symbolic/{cheb,chebwin}: Dolph-Chebyshev windows</li> |
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357 <li>vrml/vmesh: 3D visualization of a surface</li> |
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358 <li>vrml/*: represent and show 3D objects as VRML code (needs |
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359 FreeWRL)</li> |
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360 </ul></li> |
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361 <li>Extended interfaces |
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362 <ul> |
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363 <li>audio/au{load,save}: support floating point .wav formats</li> |
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364 <li>image/colorgradient: allow instantaneous transitions (weight 0)</li> |
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365 <li>optim/wpolyfit: option to fit through origin</li> |
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366 <li>signal/{ellip,ellipord}: compatible interfac</li> |
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367 <li>sparse/spy: accept dense matrices</li> |
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368 <li>strings/mat2string: accept [] and complex</li> |
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369 <li>symbolic/*: relational operators</li> |
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370 <li>time/datestr: more format codes; handle vectors of |
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371 dates</li> |
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372 </ul></li> |
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373 <li>Changed interfaces |
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374 <ul> |
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375 <li>image/bwlabel: C++ version---may be different from m-file |
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376 interface</li> |
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377 <li>extra/ode: moved from v1.06 to v1.14</li> |
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378 <li>optim/*: unified interface supporting options</li> |
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379 <li>optim/wpolyfit: don't return yf</li> |
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380 <li>optim/wpolyfit: return row vectors for compatibility with |
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381 polyfit</li> |
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382 <li>signal/nellip: replaced by ellip, ellipord</li> |
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383 <li>OCTAVE_FORGE_VERSION is now an ordered integer: yyyymmdd</li> |
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384 <li>FIXES/fsolve: removed because it hasn't been updated to 2.1.40</li> |
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385 </ul></li> |
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386 <li>extra/tsa |
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387 <ul> |
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388 <li>significance test and confidence intervals for PACF</li> |
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389 <li>added histogram functions for multicolumn data</li> |
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390 <li>support for new releases of octave and matlab</li> |
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391 <li>bug fixes</li> |
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392 </ul></li> |
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393 <li>extra/NaN |
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394 <ul> |
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395 <li>added TRIMEAN, NORMPDF, NORMCDF and NORMRND</li> |
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396 <li>extended NANTEST</li> |
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397 <li>significance test and confidence intervals for CORRCOEF</li> |
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398 <li>faster RANKS</li> |
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399 <li>support for new releases of octave and matlab</li> |
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400 </ul></li> |
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401 <li>Internal changes |
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402 <ul> |
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403 <li>extra/symband: eigenvector bug removed</li> |
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404 <li>io/dlmread: returned matrix was transposed</li> |
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405 <li>general/rat: display 1/0 for infinity</li> |
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406 <li>plot/ginput: m-file version based on grab.cc</li> |
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407 <li>plot/legend: give gnuplot time to respond to parameter request</li> |
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408 <li>signal/{buttord,fir1}: bug fixes</li> |
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409 <li>sparse/spy: prettier graph</li> |
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410 <li>gcc 3.2 updates</li> |
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411 <li>octave 2.1.40 updates</li> |
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412 <li>remove functions and fixes that are now in octave</li> |
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413 </ul></li> |
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414 <li>Administration |
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415 <ul> |
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416 <li>vrml/doc: LaTeX tutorial on 3D visualization tools</li> |
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417 <li>Octave for Windows FAQ updates</li> |
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418 <li>INSTALL.WINDOWS installation notes</li> |
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419 <li>support for static build under Windows</li> |
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420 </ul></li> |
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421 </ul> |
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422 </dd> |
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423 <dt>May 09, 2002</dt> |
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424 <dd> |
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425 <p>Octave-forge version 20020509 released. This is a bug fix release. |
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426 Many thanks to the good folks at Debian for finding the portability |
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427 problems. An abbreviated list of changes is:</p> |
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428 <ul> |
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429 <li>New functions |
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430 <ul> |
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431 <li>miscellaneous/OCTAVE_FORGE_VERSION</li> |
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432 <li>extra/tsa/durlev</li> |
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433 <li>strings/base64encode</li> |
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434 <li>signal/guasswin</li> |
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435 <li>image/colfilt</li> |
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436 </ul></li> |
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437 <li>Changes |
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438 <ul> |
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439 <li>audio/sound: uses ssh rather than rsh for remote audio</li> |
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440 <li>testfun/assert: use tol > 0 for relative error, tol < 0 for |
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441 absolute err</li> |
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442 <li>optim/bfgs: new interface</li> |
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443 <li>optim/minimize: ndiff, jac, hess and ihess options</li> |
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444 <li>NaN/sumskipnan: additional outputs</li> |
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445 <li>NaN/*: bug fixes</li> |
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446 </ul></li> |
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447 <li>Bug fixes |
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448 <ul> |
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449 <li>signal/triang: for n=2, peak=1 at the virtual center of |
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450 the window</li> |
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451 <li>signal/gaussian: now returns a symmetric window</li> |
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452 <li>now compiles on most Debian systems which support Octave.</li> |
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453 <li>updated doc strings, tests</li> |
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454 </ul></li> |
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455 <li>Administration |
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456 <ul> |
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457 <li>make check and make icheck added. Only supports the compiled |
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458 functions at the moment, but it is a start.</li> |
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459 </ul></li> |
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460 </ul> |
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461 </dd> |
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462 </dl> |
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463 </div> |
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464 __TRAILER__ |
