317 lines
9.2 KiB
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317 lines
9.2 KiB
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<meta name="keywords" content="matrix, vector, apply, rows, columns, memory, speed">
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<meta name="author" content="Henrik Bengtsson">
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<body>
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<div class="frontmatter">
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<div class="title"><h1>matrixStats: Summary of functions</h1></div>
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<div class="author"><h2></h2></div>
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<div class="date"><h3></h3></div>
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</div>
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<div class="body">
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<h1 id="matrixstats-summary-of-functions">matrixStats: Summary of functions</h1>
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<p>Henrik Bengtsson on NA</p>
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<h2 id="location-and-scale-estimators">Location and scale estimators</h2>
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<table>
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<thead>
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<tr>
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<th align="left">Estimator</th>
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<th align="left">Functions</th>
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<th align="left">Example</th>
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</tr>
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</thead>
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<tbody>
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<tr>
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<td align="left">Weighted sample mean</td>
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<td align="left">weightedMean(), colWeightedMeans(), rowWeightedMeans()</td>
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<td align="left"><code>weightedMean(x, w); rowWeightedMeans(x, w)</code></td>
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</tr>
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<tr>
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<td align="left">Mean</td>
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<td align="left">mean2(), colMeans2(), rowMeans2()</td>
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<td align="left"><code>mean2(x); rowMeans2(x)</code></td>
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</tr>
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<tr>
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<td align="left">Median</td>
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<td align="left">median(), colMedians(), rowMedians()</td>
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<td align="left"><code>median(x); rowMedians(x)</code></td>
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</tr>
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<tr>
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<td align="left">Weighted median</td>
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<td align="left">weightedMedian(), colWeightedMedians(), rowWeightedMedians()</td>
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<td align="left"><code>weightedMedian(x, w); rowWeightedMedians(x, w)</code></td>
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</tr>
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<tr>
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<td align="left">Sample variance</td>
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<td align="left">var(), colVars(), rowVars()</td>
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<td align="left"><code>var(x); rowVars(x)</code></td>
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</tr>
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<tr>
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<td align="left">Weighted sample variance</td>
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<td align="left">weightedVar(), colWeightedVars(), rowWeightedVars()</td>
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<td align="left"><code>weightedVar(x, w), rowWeightedVars(x, w)</code></td>
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</tr>
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<tr>
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<td align="left">Sample variance by n-order differences</td>
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<td align="left">varDiff(), colVarDiffs(), rowVarDiffs()</td>
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<td align="left"><code>varDiff(x); rowVarDiffs(x)</code></td>
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</tr>
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<tr>
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<td align="left">Sample standard deviation</td>
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<td align="left">sd(), colSds(), rowSds()</td>
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<td align="left"><code>sd(x); rowSds(x)</code></td>
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</tr>
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<tr>
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<td align="left">Weighted sample deviation</td>
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<td align="left">weightedSd(), colWeightedSds(), rowWeightedSds()</td>
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<td align="left"><code>weightedSd(x, w), rowWeightedSds(x, w)</code></td>
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</tr>
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<tr>
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<td align="left">Sample standard deviation by n-order differences</td>
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<td align="left">sdDiff(), colSdDiffs(), rowSdDiffs()</td>
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<td align="left"><code>sdDiff(x); rowSdDiffs(x)</code></td>
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</tr>
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<tr>
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<td align="left">Median absolute deviation (MAD)</td>
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<td align="left">mad(), colMads(), rowMads()</td>
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<td align="left"><code>mad(x); rowMads(x)</code></td>
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</tr>
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<tr>
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<td align="left">Weighted median absolute deviation (MAD)</td>
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<td align="left">weightedMad(), colWeightedMads(), rowWeightedMads()</td>
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<td align="left"><code>weightedMad(x, w), rowWeightedMads(x, w)</code></td>
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</tr>
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<tr>
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<td align="left">Median absolute deviation (MAD) by n-order differences</td>
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<td align="left">madDiff(), colMadDiffs(), rowMadDiffs()</td>
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<td align="left"><code>madDiff(x); rowMadDiffs()</code></td>
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</tr>
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<tr>
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<td align="left">Quantile</td>
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<td align="left">quantile(), colQuantiles(), rowQuantiles()</td>
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<td align="left"><code>quantile(x, probs); rowQuantiles(x, probs)</code></td>
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</tr>
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<tr>
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<td align="left">Interquartile range (IQR)</td>
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<td align="left">iqr(), colIQRs(), rowIQRs()</td>
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<td align="left"><code>iqr(x); rowIQRs(x)</code></td>
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</tr>
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<tr>
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<td align="left">Interquartile range (IQR) by n-order differences</td>
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<td align="left">iqrDiff(), colIQRDiffs(), rowIQRDiffs()</td>
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<td align="left"><code>iqrDiff(x); rowIQRDiffs(x)</code></td>
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</tr>
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<tr>
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<td align="left">Range</td>
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<td align="left">range(), colRanges(), rowRanges()</td>
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<td align="left"><code>range(x); rowRanges(x)</code></td>
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</tr>
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<tr>
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<td align="left">Minimum</td>
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<td align="left">min(), colMins(), rowMins()</td>
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<td align="left"><code>min(x); rowMins(x)</code></td>
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</tr>
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<tr>
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<td align="left">Maximum</td>
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<td align="left">max(), colMaxs(), rowMaxs()</td>
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<td align="left"><code>max(x); rowMaxs(x)</code></td>
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</tr>
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</tbody>
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</table>
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<h2 id="testing-for-and-counting-values">Testing for and counting values</h2>
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<table>
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<thead>
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<tr>
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<th align="left">Operator</th>
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<th align="left">Functions</th>
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<th align="left">Example</th>
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</tr>
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</thead>
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<tbody>
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<tr>
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<td align="left">Are there any missing values?</td>
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<td align="left">anyMissing(), colAnyMissings(), rowAnyMissings()</td>
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<td align="left"><code>anyMissing(x); rowAnyMissings(x)</code></td>
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</tr>
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<tr>
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<td align="left">Does TRUE exists?</td>
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<td align="left">any(), colAnys(), rowAnys()</td>
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<td align="left"><code>any(x); rowAnys(x)</code></td>
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</tr>
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<tr>
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<td align="left">Are all values TRUE?</td>
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<td align="left">all(), colAlls(), rowAlls()</td>
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<td align="left"><code>all(x); rowAlls(x)</code></td>
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</tr>
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<tr>
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<td align="left">Does value exists?</td>
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<td align="left">anyValue(), colAnys(), rowAnys()</td>
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<td align="left"><code>anyValue(x, value); rowAnys(x, value)</code></td>
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</tr>
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<tr>
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<td align="left">Do all elements have a given value?</td>
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<td align="left">allValue(), colAlls(), rowAlls()</td>
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<td align="left"><code>allValue(x, value); rowAlls(x, value)</code></td>
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</tr>
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<tr>
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<td align="left">Number of occurrences of a value?</td>
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<td align="left">count(), colCounts(), rowCounts()</td>
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<td align="left"><code>count(x, value); rowCounts(x, value)</code></td>
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</tr>
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</tbody>
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</table>
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<h2 id="cumulative-functions">Cumulative functions</h2>
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<table>
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<thead>
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<tr>
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<th align="left">Operator</th>
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<th align="left">Functions</th>
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<th align="left">Example</th>
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</tr>
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</thead>
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<tbody>
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<tr>
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<td align="left">Cumulative sum</td>
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<td align="left">cumsum(), colCumsums(), rowCumsums()</td>
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<td align="left"><code>cumsum(x); rowCumsums(x)</code></td>
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</tr>
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<tr>
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<td align="left">Cumulative product</td>
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<td align="left">cumprod(), colCumprods(), rowCumprods()</td>
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<td align="left"><code>cumprod(x); rowCumprods(x)</code></td>
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</tr>
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<tr>
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<td align="left">Cumulative minimum</td>
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<td align="left">cummin(), colCummins(), rowCummins()</td>
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<td align="left"><code>cummin(x); rowCummins(x)</code></td>
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</tr>
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<tr>
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<td align="left">Cumulative maximum</td>
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<td align="left">cummax(), colCummaxs(), rowCummaxs()</td>
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<td align="left"><code>cummax(x); rowCummaxs(x)</code></td>
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</tr>
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</tbody>
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</table>
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<h2 id="binning">Binning</h2>
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<table>
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<thead>
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<tr>
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<th align="left">Estimator</th>
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<th align="left">Functions</th>
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<th align="left">Example</th>
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</tr>
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</thead>
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<tbody>
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<tr>
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<td align="left">Counts in disjoint bins</td>
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<td align="left">binCounts()</td>
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<td align="left"><code>binCounts(x, bx)</code></td>
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</tr>
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<tr>
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<td align="left">Sample means (and counts) in disjoint bins</td>
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<td align="left">binMeans()</td>
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<td align="left"><code>binMeans(y, x, bx)</code></td>
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</tr>
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</tbody>
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</table>
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<h2 id="miscellaneous">Miscellaneous</h2>
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<table>
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<thead>
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<tr>
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<th align="left">Operation</th>
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<th align="left">Functions</th>
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<th align="left">Example</th>
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</tr>
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</thead>
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<tbody>
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<tr>
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<td align="left">Sum</td>
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<td align="left">sum2(), colSums2(), rowSums2()</td>
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<td align="left"><code>sum2(x); rowSums2(x)</code></td>
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</tr>
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<tr>
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<td align="left">Lagged differences</td>
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<td align="left">diff2(), colDiffs(), rowDiffs()</td>
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<td align="left"><code>diff2(x), rowDiffs(x)</code></td>
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</tr>
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</tbody>
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</table>
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<hr />
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<p>matrixStats v1.5.0. Release: <a href="https://cran.r-project.org/package=matrixStats">CRAN</a>, Development: <a href="https://github.com/HenrikBengtsson/matrixStats">GitHub</a>.</p>
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</html>
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