📄 what_s_new_.html
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Repaired a small memory leak in Sound: To Manipulation.
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Manual pages: variable duration of recording.
</ul>
<p>
<b>4.1.17</b> (November 20, 2003)</p>
<ul>
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PitchTier: improved Interpolate quadratically.
</ul>
<p>
<b>4.1.16</b> (November 19, 2003)</p>
<ul>
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PitchTier: Interpolate quadratically.
</ul>
<p>
<b>4.1.15</b> (November 7, 2003)</p>
<ul>
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More phonetic diacritics.
</ul>
<p>
<b>4.1.14</b> (October 29, 2003)</p>
<ul>
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TextGrids can be saved chronologically (and Praat can read that file again).
</ul>
<p>
<b>4.1.13</b> (October 22, 2003)</p>
<ul>
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Removed a bug that caused <a href="Matrix__Solve_equation___.html">Matrix: Solve equation...</a> to generate an incorrect result and sometimes crash P<font size=-1>RAAT</font> whenever the number of rows was larger than the number of columns.
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Linux: removed a bug that caused P<font size=-1>RAAT</font> to play sounds at double speed for some sound cards.
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<a href="OT_learning.html">OT learning</a>: full support for crucially tied constraints and tied candidates; queries for testing grammaticality.
</ul>
<p>
<b>4.1.12</b> (October 17, 2003)</p>
<ul>
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<a href="OT_learning.html">OT learning</a>: some support for crucial ties and backtracking in EDCD.
</ul>
<p>
<b>4.1.11</b> (October 9, 2003)</p>
<ul>
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Removed a bug that caused Praat to crash whenever "Extract intervals" found an interval with a label longer than 200 characters.
</ul>
<p>
<b>4.1.10</b> (October 3, 2003)</p>
<ul>
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Sound editor window <a href="Time_step_settings___.html">Time step settings...</a>: "Automatic", "Fixed", and "View-dependent".
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Improved the reception of <i>sendpraat</i> commands on Windows XP.
</ul>
<p>
<b>4.1.9</b> (September 27, 2003)</p>
<ul>
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Removed a major bug introduced by the new FFT algorithms in version 4.1.3, which caused a doubling of the amplitude when resampling or filtering a sound, and an octave jump when smoothing a pitch curve.
</ul>
<p>
<b>4.1.8</b> (September 17, 2003)</p>
<ul>
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Sound window: distinguish basic from advanced spectrogram and pitch settings.
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Read TableOfReal from headerless spreadsheet file...: cells with strings are considered zero.
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Sound window: introduced time step as advanced setting.
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Sound window: reintroduced view range as advanced setting.
</ul>
<p>
<b>4.1.7</b> (September 12, 2003)</p>
<ul>
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Sound Designer II support (reading and opening).
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Sound window scripting: corrected extraction of spectrogram/pitch/formant/pulses.
</ul>
<p>
<b>4.1.6</b> (August 22, 2003)</p>
<ul>
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MacOS X: prevented SoundRecorder from crashing Praat in case of loud signals on some computers.
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Sun workstations: support audio servers.
</ul>
<p>
<b>4.1.4</b> (July 10, 2003)</p>
<ul>
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Open source code (General Public Licence).
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More precision in numeric libraries.
</ul>
<p>
<b>4.1.3</b> (July 2, 2003)</p>
<ul>
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Faster computation of spectrum, spectrogram, and pitch.
</ul>
<p>
<b>4.1.2</b> (June 19, 2003)</p>
<ul>
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Ltas: Compute trend line, Subtract trend line.
</ul>
<p>
<b>4.1.1</b> (June 5, 2003)</p>
<ul>
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Formulas for PitchTier, IntensityTier, AmplitudeTier, DurationTier.
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Jitter: corrected the computation of PPQ5 (divide by <i>N</i>-4 instead of <i>N</i>-2).
</ul>
<p>
<b>4.1</b> (May 28, 2003)</p>
<p>
<b>4.0.54</b> (May 27, 2003)</p>
<ul>
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Spectrogram painting: allow fixed maximum or autoscaling.
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OT: learning in editor.
</ul>
<p>
<b>4.0.53</b> (May 21, 2003)</p>
<ul>
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Documented jitter and shimmer measurements.
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Sound editor: constant time step for pitch analysis.
</ul>
<p>
<b>4.0.52</b> (May 9, 2003)</p>
<ul>
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TextGrid & Sound: Extract non-empty intervals.
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Optimality-Theoretic learning: more constraints in metrics grammar.
</ul>
<p>
<b>4.0.51</b> (April 16, 2003)</p>
<ul>
<li>
Much more accurate shimmer measurements.
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Ltas: merge.
</ul>
<p>
<b>4.0.50</b> (April 3, 2003)</p>
<ul>
<li>
More <a href="Intro.html">Intro</a>.
<li>
Editors: Get spectral power at cursor cross.
</ul>
<p>
<b>4.0.49</b> (March 12, 2003)</p>
<ul>
<li>
Windows 2000 and XP: put preferences files in home directory.
<li>
Removed crashing bug from TextGrid: Extract part.
</ul>
<p>
<b>4.0.48</b> (March 9, 2003)</p>
<ul>
<li>
<a href="ExperimentMFC.html">ExperimentMFC</a>: multiple substimuli for discrimination tests.
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<a href="Formulas.html">Formulas</a>: can use variables without quotes.
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Printing: hard-coded image interpolation for EPS files and PostScript printers.
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Read more NIST files.
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<a href="Sound__To_PointProcess__periodic__peaks____.html">Sound: To PointProcess (periodic, peaks)...</a>
</ul>
<p>
<b>4.0.47</b> (February 26, 2003)</p>
<ul>
<li>
Editors: <a href="Intro_3_5__Viewing_a_spectral_slice.html">Intro 3.5. Viewing a spectral slice</a>.
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Windows: corrected multiple selection in lists.
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Sound editor: clearer settings dialogs.
</ul>
<p>
<b>4.0.46</b> (February 13, 2003)</p>
<ul>
<li>
Scripting: disallowed ambiguous expressions like -3^2.
</ul>
<p>
<b>4.0.45</b> (February 7, 2003)</p>
<ul>
<li>
PSOLA synthesis: reduced buzz in voiceless parts.
<li>
<a href="ExperimentMFC.html">ExperimentMFC</a>: stimulus file path can be relative to directory of experiment file.
</ul>
<p>
<b>4.0.44</b> (February 6, 2003)</p>
<ul>
<li>
Direct PostScript printing now possible again on Windows 95 and 98.
</ul>
<p>
<b>4.0.43</b> (February 5, 2003)</p>
<ul>
<li>
Removed a bug by which WAV files could not be read.
</ul>
<p>
<b>4.0.42</b> (February 5, 2003)</p>
<ul>
<li>
<a href="Sound__Change_gender___.html">Sound: Change gender...</a>
</ul>
<p>
<b>4.0.41</b> (January 15, 2003)</p>
<ul>
<li>
Sound editor window: added queries for formants higher than the fifth.
</ul>
<p>
<b>4.0.40</b> (January 3, 2003)</p>
<ul>
<li>
Scripting: removed bug with multiple includes.
</ul>
<p>
<b>4.0.38</b> (December 18, 2002)</p>
<ul>
<li>
Improved manuals.
</ul>
<p>
<b>4.0.37</b> (December 15, 2002)</p>
<ul>
<li>
Scripting: stopped support of things that had been undocumented for the last four years: <b>let</b>, <b>getnumber</b>, <b>getstring</b>, <b>ARGS</b>, <b>copy</b>, <b>proc</b>, variables with capitals, and strings in numeric variables; there are messages about how to modify your old scripts.
<li>
Improved manual and tutorials.
</ul>
<p>
<b>4.0.36</b> (December 11, 2002)</p>
<ul>
<li>
Removed a serious scripting bug introduced in 4.0.35.
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<a href="Scripting_5_7__Including_other_scripts.html">Scripting 5.7. Including other scripts</a>.
</ul>
<p>
<b>4.0.35</b> (December 4, 2002)</p>
<ul>
<li>
Rewritten <a href="Intro.html">Intro</a>.
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Rewritten <a href="Scripting.html">Scripting</a> tutorial.
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New <a href="Formulas.html">Formulas</a> tutorial.
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String formulas in the calculator.
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Scripting: extractNumber, extractWord$, extractLine$. See <a href="Formulas_5__String_functions.html">Formulas 5. String functions</a>.
</ul>
<p>
<b>4.0.34</b> (November 19, 2002)</p>
<ul>
<li>
Many jitter and shimmer measures in the Sound editor window.
</ul>
<p>
<b>4.0.33</b> (November 18, 2002)</p>
<ul>
<li>
Direct PostScript printing now possible also on Windows 2000 and XP.
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Removed bug that incorrectly genericized some non-ASCII characters.
</ul>
<p>
<b>4.0.31</b> (November 12, 2002)</p>
<ul>
<li>
OT learning: tutorial for bidirectional learning.
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OT learning: random choice between equally violating candidates.
</ul>
<p>
<b>4.0.30</b> (October 16, 2002)</p>
<ul>
<li>
Made pitch analysis in Sound editor insensitive to infinite window lengths.
<li>
PCA bug removed.
</ul>
<p>
<b>4.0.29</b> (October 1, 2002)</p>
<ul>
<li>
Searches in the <a href="Manual.html">manual</a> are case-insensitive.
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Scripting on Windows: removed bugs from the <b>system</b> command (caused by the CodeWarrior C library).
</ul>
<p>
<b>4.0.28</b> (September 6, 2002)</p>
<ul>
<li>
More than 99 percent of the source code distributed under the General Public Licence.
</ul>
<p>
<b>4.0.27</b> (August 30, 2002)</p>
<ul>
<li>
Multiple ResultsMFC: <b>To Table</b>, so that the whole experiment can go into a single statistics file.
</ul>
<p>
<b>4.0.24</b> (July 8, 2002)</p>
<ul>
<li>
<a href="ExperimentMFC.html">ExperimentMFC</a>: goodness judgments.
</ul>
<p>
<b>4.0.23</b> (June 24, 2002)</p>
<ul>
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Scripting and formulas: refer to cells by row or column name, e.g. Table_tokens [i, "F1"].
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Scripting: assignment by modification, as with += -= *= /=.
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Scripting: date$().
</ul>
<p>
<b>4.0.22</b> (June 19, 2002)</p>
<ul>
<li>
Corrected serious new bug in Formula (x attribute unknown).
</ul>
<p>
<b>4.0.21</b> (June 12, 2002)</p>
<ul>
<li>
Table: column names as variables.
</ul>
<p>
<b>4.0.20</b> (June 11, 2002)</p>
<ul>
<li>
Table: scatter plot.
</ul>
<p>
<b>4.0.19</b> (June 4, 2002)</p>
<ul>
<li>
New <a href="Table.html">Table</a> object for column <a href="Statistics.html">statistics</a>: Pearson's <i>r</i>, Kendall's <i></i><img src="symbols/tau.gif">-<i>b</i>, <i>t</i>-test.
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Formulas: refer to any matrices and tables.
<li>
Scripting: possibility for using things like Sound_hello (x) or Table_everything [row, col].
</ul>
<p>
<b>4.0.18</b> (May 27, 2002)</p>
<ul>
<li>
TextGrid: shift times, scale times.
<li>
Pitch: removed crashing bug from dialogs for drawing.
</ul>
<p>
<b>4.0.17</b> (May 22, 2002)</p>
<ul>
<li>
PitchTier: shift or multiply frequencies (also in ManipulationEditor).
<li>
Spectrum: the sign of the Fourier transform has changed, to comply with common use in technology and physics. Old Spectrum files are converted when read.
</ul>
<p>
<b>4.0.16</b> (May 12, 2002)</p>
<ul>
<li>
Improved manual.
</ul>
<p>
<b>4.0.14</b> (April 22, 2002)</p>
<ul>
<li>
Corrected font bug in Classic Mac version.
</ul>
<p>
<b>4.0.13</b> (April 17, 2002)</p>
<ul>
<li>
Many small corrections.
</ul>
<p>
<b>4.0.12</b> (April 3, 2002)</p>
<ul>
<li>
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