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Searched refs:covariance (Results 1 – 24 of 24) sorted by relevance

/third_party/ffmpeg/libavutil/
Dpca.c33 double *covariance; member
50 pca->covariance= av_calloc(n*n, sizeof(double)); in ff_pca_init()
53 if (!pca->z || !pca->covariance || !pca->mean) { in ff_pca_init()
62 av_freep(&pca->covariance); in ff_pca_free()
75 pca->covariance[j + i*n] += v[i]*v[j]; in ff_pca_add()
92 pca->covariance[j + i*n] /= pca->count; in ff_pca()
93 pca->covariance[j + i*n] -= pca->mean[i] * pca->mean[j]; in ff_pca()
94 pca->covariance[i + j*n] = pca->covariance[j + i*n]; in ff_pca()
96 eigenvalue[j]= pca->covariance[j + j*n]; in ff_pca()
105 sum += fabs(pca->covariance[j + i*n]); in ff_pca()
[all …]
Dlls.c42 m->covariance[i][j] += var[i] * var[j]; in update_lls()
50 double (*factor)[MAX_VARS_ALIGN] = (void *) &m->covariance[1][0]; in avpriv_solve_lls()
51 double (*covar) [MAX_VARS_ALIGN] = (void *) &m->covariance[1][1]; in avpriv_solve_lls()
52 double *covar_y = m->covariance[0]; in avpriv_solve_lls()
Dlls.h39 DECLARE_ALIGNED(32, double, covariance[MAX_VARS_ALIGN][MAX_VARS_ALIGN]);
/third_party/ffmpeg/libavutil/tests/
Dpca.c74 printf("%f ", pca->covariance[i + j*LEN]); in main()
85 v[j] += pca->covariance[FFMIN(k,j) + FFMAX(k,j)*LEN] * eigenvector[i + k*LEN]; in main()
/third_party/typescript/tests/baselines/reference/
DcontextualSignatureInstatiationCovariance.types21 … TallThing satisfy the constraint, T is at worst a Giraffe and compatible with both via covariance.
31 … not satisfy the constraint, but T is at worst a Giraffe and compatible with Animal via covariance.
DcontextualSignatureInstatiationCovariance.symbols32 … TallThing satisfy the constraint, T is at worst a Giraffe and compatible with both via covariance.
43 … not satisfy the constraint, but T is at worst a Giraffe and compatible with Animal via covariance.
DvarianceMeasurement.types147 declare covariance: V;
148 >covariance : V
DvarianceMeasurement.symbols211 declare covariance: V;
212 >covariance : Symbol(C.covariance, Decl(varianceMeasurement.ts, 70, 27))
DvarianceMeasurement.js73 declare covariance: V;
DcallSignatureAssignabilityInInheritance3.types165 …a10: <T extends Derived>(...x: T[]) => T; // valid, parameter covariance works even after contextu…
171 …erived>(x: T, y: T) => T; // valid, even though x is a Base, parameter covariance works even after…
DconstructSignatureAssignabilityInInheritance3.types141 …a10: new <T extends Derived>(...x: T[]) => T; // valid, parameter covariance works even after cont…
147 …erived>(x: T, y: T) => T; // valid, even though x is a Base, parameter covariance works even after…
DconstructSignatureAssignabilityInInheritance3.errors.txt111 …a10: new <T extends Derived>(...x: T[]) => T; // valid, parameter covariance works even after cont…
115 …erived>(x: T, y: T) => T; // valid, even though x is a Base, parameter covariance works even after…
DcallSignatureAssignabilityInInheritance3.errors.txt121 …a10: <T extends Derived>(...x: T[]) => T; // valid, parameter covariance works even after contextu…
125 …erived>(x: T, y: T) => T; // valid, even though x is a Base, parameter covariance works even after…
DconstructSignatureAssignabilityInInheritance3.symbols206 …a10: new <T extends Derived>(...x: T[]) => T; // valid, parameter covariance works even after cont…
219 …erived>(x: T, y: T) => T; // valid, even though x is a Base, parameter covariance works even after…
DcallSignatureAssignabilityInInheritance3.symbols246 …a10: <T extends Derived>(...x: T[]) => T; // valid, parameter covariance works even after contextu…
259 …erived>(x: T, y: T) => T; // valid, even though x is a Base, parameter covariance works even after…
DvarianceMeasurement.errors.txt133 declare covariance: V;
/third_party/ffmpeg/libavfilter/x86/
Dvf_ssim.asm198 psubd m4, m5 ; covariance
201 ; m1 = fs1 * fs1, m2 = fs2 * fs2, m3 = variance, m4 = covariance, m5 = fs1 * fs2
202 paddd m4, m4 ; 2 * covariance
206 paddd m4, [ssim_c2] ; 2 * covariance + ssim_c2
/third_party/typescript/tests/cases/compiler/
DvarianceMeasurement.ts74 declare covariance: V; property in C
/third_party/python/Doc/library/
Dstatistics.rst77 :func:`covariance` Sample covariance for two variables.
581 .. function:: covariance(x, y, /)
583 Return the sample covariance of two inputs *x* and *y*. Covariance
595 >>> covariance(x, y)
598 >>> covariance(x, z)
600 >>> covariance(z, x)
/third_party/skia/third_party/externals/dawn/src/dawn_native/metal/
DDeviceMTL.mm53 float R; // The covariance of the observation noise
54 float P; // The a posteriori estimate covariance
65 // Update estimate covariance
/third_party/ffmpeg/libavutil/x86/
Dlls.asm33 .covariance: resq MAX_VARS_ALIGN*MAX_VARS_ALIGN label
/third_party/python/Lib/test/
Dtest_statistics.py2421 statistics.covariance(x, y)
2437 statistics.covariance(x, y)
2455 self.assertAlmostEqual(statistics.covariance(x, y), result)
2461 self.assertAlmostEqual(statistics.covariance(x, y), 5)
2465 self.assertAlmostEqual(statistics.covariance(x, y), 0.1)
/third_party/python/Lib/
Dstatistics.py861 def covariance(x, y, /): function
/third_party/python/Doc/whatsnew/
D3.10.rst1299 Add :func:`~statistics.covariance`, Pearson's