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  /external/chromium_org/third_party/WebKit/PerformanceTests/resources/
statistics.js 40 this.squareSum = function (values) {
46 this.sampleStandardDeviation = function (numberOfSamples, sum, squareSum) {
49 return Math.sqrt(squareSum / (numberOfSamples - 1)
61 this.confidenceIntervalDelta = function (confidenceLevel, numberOfSamples, sum, squareSum) {
80 return quantile * this.sampleStandardDeviation(numberOfSamples, sum, squareSum) / Math.sqrt(numberOfSamples);
86 var delta = this.confidenceIntervalDelta(probability || 0.95, values.length, sum, this.squareSum(values));
runner.js 73 var squareSum = 0;
81 squareSum += delta * (x - result.mean);
83 result.variance = data.length <= 1 ? 0 : squareSum / (data.length - 1);
  /external/opencv/cvaux/src/
cvtexture.cpp 575 double average = 0, squareSum = 0;
592 squareSum += temp*temp;
601 *_standardDeviation = sqrt( (squareSum - average*average*numMatrices)/(numMatrices-1));

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