Searched defs:mean (Results 1 - 25 of 28) sorted by relevance

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/external/valgrind/main/VEX/test/
H A Drounderr.c43 /* Compute the arithmetic mean of a dataset using the recurrence relation
44 mean_(n) = mean(n-1) + (data[n] - mean(n-1))/(n+1) */
45 long double mean = 0; local
50 mean += (data[i * stride] - mean) / (i + 1);
52 return mean;
58 /* Compute the arithmetic mean of a dataset using the
/external/webrtc/src/common_audio/vad/
H A Dvad_gmm.c25 // m = |mean| (Q7)
31 int16_t mean,
52 tmp16 = tmp16 - mean; // Q7 - Q7 = Q7
30 WebRtcVad_GaussianProbability(int16_t input, int16_t mean, int16_t std, int16_t* delta) argument
/external/opencv/cv/src/
H A Dcvadapthresh.cpp48 CvMat* mean = 0; local
70 mean = dst;
72 CV_CALL( mean = cvCreateMat( rows, cols, CV_8UC1 ));
74 CV_CALL( cvSmooth( src, mean, method == CV_ADAPTIVE_THRESH_MEAN_C ?
89 const uchar* m = mean->data.ptr + i*mean->step;
98 if( mean != dst )
99 cvReleaseMat( &mean );
H A D_cvkdtree.hpp91 accum_type mean = 0; local
93 mean += deref(ctor(*k), j);
94 mean /= last - first;
97 accum_type diff = accum_type(deref(ctor(*k), j)) - mean;
H A Dcvcalibinit.cpp310 double mean = cvMean( img ); local
311 int thresh_level = cvRound( mean - 10 );
326 // The border color will be the image mean, because otherwise we risk screwing up filters like cvSmooth()...
H A DmycvHaarDetectObjects.cpp485 double mean; local
504 mean = calc_sum(*cascade,p_offset) * cascade->inv_window_area;
510 variance_norm_factor = variance_norm_factor * cascade->inv_window_area - mean * mean;
H A Dcvhaar.cpp699 double mean, variance_norm_factor; local
717 mean = calc_sum(*cascade,p_offset)*cascade->inv_window_area;
720 variance_norm_factor = variance_norm_factor*cascade->inv_window_area - mean*mean;
/external/opencv/ml/src/
H A Dmltestset.cpp65 CvMat* mean = NULL; local
107 CV_CALL( mean = cvCreateMat( 1, num_features, CV_32FC1 ) );
108 CV_CALL( cvSetZero( mean ) );
114 CV_CALL( cvRandMVNormal( mean, cov, *samples ) );
165 cvReleaseMat( &mean );
H A Dmlem.cpp174 CV_ERROR( CV_StsBadArg, "The array of mean's must be a valid "
844 are to be equal to the mean of the variations over all the dimensions. */
919 const double* mean = (double*)(means->data.ptr + means->step*k); local
932 csample[j] = sample[j] - mean[j];
H A Dml_inner_functions.cpp156 /* Generates <sample> from multivariate normal distribution, where <mean> - is an
158 CV_IMPL void cvRandMVNormal( CvMat* mean, CvMat* cov, CvMat* sample, CvRNG* rng ) argument
175 cvMatMulAdd(vect, utmat, mean, vect);
/external/webkit/PerformanceTests/SunSpider/resources/
H A Dsunspider-analyze-results.js35 var mean = 0; variable
115 mean = total / count;
124 function standardDeviation(mean, items)
128 var delta = items[i] - mean;
137 stdDev = standardDeviation(mean, itemTotals["total"]);
176 function formatResult(meanWidth, mean, stdErr, n)
178 var meanString = mean.toFixed(1).toString();
186 return meanString + "ms +/- " + ((tDist(n) * stdErr / mean) * 100).toFixed(1) + "%";
207 var width = mean.toFixed(1).toString().length;
222 function resultLine(labelWidth, indent, label, meanWidth, mean, stdEr
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/external/srec/srec/cfront/
H A Dwav_acc.c105 float mean; local
135 mean = ((float)ws->sum + (float)ws->sum2 * OVERFLOW_MASK) / ws->nsam;
137 *dc_offset = (int) mean;
139 / (float)ws->nsam) - (mean * mean);
233 /* the mean to be around zero anyway */
/external/srec/srec/include/
H A Dspecnorm.h65 int mean; member in struct:__anon12456
/external/libvorbis/vq/
H A Dmetrics.c26 mean and mean squared amplitude
27 mean and mean squared error
28 mean and mean squared error (per sample) by entry
95 float min=-1.f,max=-1.f,mean=0.f,meansq=0.f; local
98 /* minimum, maximum, mean, ms cell spacing */
113 mean+=sqrt(localmin);
121 fprintf(stderr,"\tmean closest side spacing: %g\n",mean/tota
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H A Dvqgen.c91 float min=-1.f,max=-1.f,mean=0.f,acc=0.f; local
131 mean+=localmin;
139 min,mean/acc,max,unused,dup);
/external/opencv/cxcore/src/
H A Dcxmean.cpp165 mean[0] = scale*(double)tmp##0
171 mean[0] = t0; \
172 mean[1] = t1
179 mean[0] = t0; \
180 mean[1] = t1; \
181 mean[2] = t2
187 mean[0] = t0; \
188 mean[1] = t1; \
191 mean[2] = t0; \
192 mean[
384 CvScalar mean = {{0,0,0,0}}; local
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H A Dcxmeansdv.cpp314 mean[idx] = tmp = scale*(double)total##idx; \
378 CvSize size, double* mean, double* sdv ), \
379 (src, step, size, mean, sdv) ) \
413 CvSize size, double* mean, double* sdv ), \
414 (src, step, size, mean, sdv) ) \
438 double* mean, double* sdv ) \
473 int cn, int coi, double* mean, double* sdv )\
498 CvSize size, double* mean, double* sdv ), \
499 (src, step, mask, maskstep, size, mean, sdv))\
533 CvSize size, double* mean, doubl
678 CvScalar mean = {{0,0,0,0}}; local
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/external/webp/src/utils/
H A Dfilters.c172 int mean = p[0]; local
174 const int diff0 = SDIFF(p[i], mean);
184 mean = (3 * mean + p[i] + 2) >> 2;
/external/skia/tests/
H A DMathTest.cpp480 SkFixed mean = SkFixedMean(numer, denom); local
484 int diff = SkAbs32(mean - mean2);
/external/linux-tools-perf/
H A Dbuiltin-stat.c203 double n, mean, M2; member in struct:stats
227 delta = val - stats->mean;
228 stats->mean += delta / stats->n;
229 stats->M2 += delta*(val - stats->mean);
234 return stats->mean;
246 * The std dev of the mean is related to the std dev by:
/external/opencv/cvaux/src/
H A Dcvhmm.cpp509 // mu - pointer to the mean vector of the Gaussian pdf
541 // mu - two-dimensional pointer to the mean vector of the Gaussian pdf;
543 // the second dimension is indexed along the size of the mean vector
1417 /* zero mean and variance */
1439 CvVect32f mean = first_state[state].mu + mixture * vect_len; local
1442 icvAddVector_32f( mean, vector, mean, vect_len );
/external/blktrace/btt/
H A Doutput.c324 double mean; member in struct:o_seek_info
353 "Average", sip->nseeks, sip->mean / sip->nseeks,
393 double mean; local
403 mean = seeki_mean(handle);
408 make_dev_hdr(dev_info, 15, dip, 1), nseeks, mean,
423 nseeks, mean, median,
431 seek_info.mean += (nseeks * mean);
/external/svox/pico/lib/
H A Dpicocep.c967 picoos_int32 mean, ivar; local
1018 mean = getFromPdf(pdf, vecstart, cepnum, PICOCEP_WANTMEAN,
1020 prev_WUm = cep->WUm[i] = mean << 1; /* multiply mean by 2 (2 used to be first entry of x) */
1030 mean = getFromPdf(pdf, vecstart, cepnum, PICOCEP_WANTMEAN,
1032 if (mean != 0) {
1033 cep->WUm[i] += x[j] * mean;
1044 mean = getFromPdf(pdf, vecstart, cepnum, PICOCEP_WANTMEAN,
1046 if (mean != 0) {
1047 cep->WUm[i] += x[numd + j] * mean;
1139 picoos_int32 mean = 0, ivar = 0; local
1311 picoos_int32 mean, ivar; local
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/external/opencv/cvaux/include/
H A Dcvaux.h120 float* mu; /*mean vectors corresponding to each mixture*/
1353 double mean[CV_BGFG_MOG_NCOLORS]; member in struct:CvGaussBGValues
/external/flac/libFLAC/
H A Dstream_encoder.c505 * 'overread', we mean that the FLAC__stream_encoder_process*() calls will
4037 FLAC__uint64 mean, k; local
4047 mean = abs_residual_partition_sums[partition];
4050 * rice_parameter = floor(log2(mean/partition_samples))
4051 * 'mean' is not a good name for the variable, it is
4053 * in the partition, so the actual mean is
4054 * mean/partition_samples
4056 for(rice_parameter = 0, k = partition_samples; k < mean; rice_parameter++, k <<= 1)

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