/external/eigen/test/ |
H A D | svd_common.h | 40 MatrixType sigma = MatrixType::Zero(rows,cols); local 41 sigma.diagonal() = svd.singularValues().template cast<Scalar>(); 47 VERIFY(sigma.cwiseAbs().maxCoeff() <= (std::numeric_limits<RealScalar>::min)()); 51 VERIFY_IS_APPROX(m/scaling, u * (sigma/scaling) * v.adjoint());
|
/external/skia/tools/ |
H A D | sk_tool_utils.h | 134 SkBitmap slow_blur(const SkBitmap& src, float sigma);
|
/external/ImageMagick/MagickWand/ |
H A D | magick-image.c | 172 % deviation (sigma). For reasonable results, radius should be larger than 173 % sigma. Use a radius of 0 and MagickAdaptiveBlurImage() selects a 179 % const double radius,const double sigma) 188 % o sigma: the standard deviation of the Gaussian, in pixels. 192 const double radius,const double sigma) 203 sharp_image=AdaptiveBlurImage(wand->images,radius,sigma,wand->exception); 271 % deviation (sigma). For reasonable results, radius should be larger than 272 % sigma. Use a radius of 0 and MagickAdaptiveSharpenImage() selects a 278 % const double radius,const double sigma) 287 % o sigma 186 MagickAdaptiveBlurImage(MagickWand *wand, const double radius,const double sigma) argument 283 MagickAdaptiveSharpenImage(MagickWand *wand, const double radius,const double sigma) argument 962 MagickBlurImage(MagickWand *wand, const double radius,const double sigma) argument 1172 MagickCharcoalImage(MagickWand *wand, const double radius,const double sigma) argument 2834 MagickEmbossImage(MagickWand *wand, const double radius,const double sigma) argument 3612 MagickGaussianBlurImage(MagickWand *wand, const double radius,const double sigma) argument 7038 MagickMotionBlurImage(MagickWand *wand, const double radius,const double sigma,const double angle) argument 7282 MagickOilPaintImage(MagickWand *wand, const double radius,const double sigma) argument 8834 MagickSelectiveBlurImage(MagickWand *wand, const double radius,const double sigma,const double threshold) argument 10754 MagickShadowImage(MagickWand *wand, const double alpha,const double sigma,const ssize_t x,const ssize_t y) argument 10804 MagickSharpenImage(MagickWand *wand, const double radius,const double sigma) argument 11085 MagickSketchImage(MagickWand *wand, const double radius,const double sigma,const double angle) argument 12157 MagickUnsharpMaskImage(MagickWand *wand, const double radius,const double sigma,const double gain, const double threshold) argument 12208 MagickVignetteImage(MagickWand *wand, const double radius,const double sigma,const ssize_t x,const ssize_t y) argument [all...] |
/external/ImageMagick/www/api/ |
H A D | morphology.php | 136 <dd> Gaussian:{radius},{sigma} Generate a two-dimensional gaussian kernel, as used by -gaussian. The sigma for the curve is required. The resulting kernel is normalized, </dd> 138 <dd> If 'sigma' is zero, you get a single pixel on a field of zeros. </dd> 140 <dd> NOTE: that the 'radius' is optional, but if provided can limit (clip) the final size of the resulting kernel to a square 2*radius+1 in size. The radius should be at least 2 times that of the sigma value, or sever clipping and aliasing may result. If not given or set to 0 the radius will be determined so as to produce the best minimal error result, which is usally much larger than is normally needed. </dd> 142 <dd> LoG:{radius},{sigma} "Laplacian of a Gaussian" or "Mexician Hat" Kernel. The supposed ideal edge detection, zero-summing kernel. </dd> 144 <dd> An alturnative to this kernel is to use a "DoG" with a sigma ratio of approx 1.6 (according to wikipedia). </dd> 148 <dd> Blur:{radius},{sigma}[,{angle}] Generates a 1 dimensional or linear gaussian blur, at the angle given (current restricted to orthogonal angles). If a 'radius' is given the kernel is clipped to a width of 2*radius+1. Kernel can be rotated by a 90 degree angle. </dd> 150 <dd> If 'sigma' is zero, you get a single pixel on a field of zeros. </dd> 152 <dd> Note that two convolutions with two "Blur" kernels perpendicular to each other, is equivalent to a far larger "Gaussian" kernel with the same sigma value, However it is much faster to apply. This is how the "-blur" operator actually works. </dd> 154 <dd> Comet:{width},{sigma},{angl [all...] |
H A D | magick-image.php | 81 <p>MagickAdaptiveBlurImage() adaptively blurs the image by blurring less intensely near image edges and more intensely far from edges. We blur the image with a Gaussian operator of the given radius and standard deviation (sigma). For reasonable results, radius should be larger than sigma. Use a radius of 0 and MagickAdaptiveBlurImage() selects a suitable radius for you.</p> 87 const double radius,const double sigma) 105 <dt>sigma</dt> 138 <p>MagickAdaptiveSharpenImage() adaptively sharpens the image by sharpening more intensely near image edges and less intensely far from edges. We sharpen the image with a Gaussian operator of the given radius and standard deviation (sigma). For reasonable results, radius should be larger than sigma. Use a radius of 0 and MagickAdaptiveSharpenImage() selects a suitable radius for you.</p> 144 const double radius,const double sigma) 162 <dt>sigma</dt> 515 <p>MagickBlurImage() blurs an image. We convolve the image with a gaussian operator of the given radius and standard deviation (sigma). For reasonable results, the radius should be larger than sigma [all...] |
H A D | paint.php | 112 const double sigma,ExceptionInfo *exception) 130 <dt>sigma</dt>
|
/external/boringssl/src/crypto/chacha/asm/ |
H A D | chacha-armv4.pl | 226 ldmia r14,{r0-r3} @ load sigma 228 stmdb sp!,{r0-r3} @ copy sigma 674 ldmia r14,{r0-r3} @ load sigma 675 vld1.32 {$a0},[r14]! @ load sigma 678 vst1.32 {$a0-$b0},[sp] @ copy sigma|1/2key
|
/external/guice/extensions/assistedinject/test/com/google/inject/assistedinject/ |
H A D | FactoryProvider2Test.java | 1075 private final double sigma; field in class:FactoryProvider2Test.Equals.Impl 1079 public Impl(double sigma, @Assisted ComparisonMethod comparisonMethod) { argument 1080 this.sigma = sigma; 1098 assertEquals(0.01d, shallowEquals.sigma);
|
/external/ImageMagick/Magick++/lib/ |
H A D | Geometry.cpp | 533 _y=geometry_info.sigma; 639 _y=geometry_info.sigma;
|
/external/ImageMagick/coders/ |
H A D | yuv.c | 167 vertical_factor=(ssize_t) geometry_info.sigma; 616 vertical_factor=(ssize_t) geometry_info.sigma;
|
H A D | jbig.c | 540 y_resolution=geometry_info.sigma;
|
H A D | xps.c | 194 image->resolution.y=geometry_info.sigma;
|
H A D | jpeg.c | 1145 geometry_info.sigma=geometry_info.rho; 1152 if ((geometry_info.sigma != 0.0) && 1153 (scale_factor > (jpeg_info.output_height/geometry_info.sigma))) 1154 scale_factor=jpeg_info.output_height/geometry_info.sigma; 2436 (geometry_info.sigma+0.5)); 2497 geometry_info.sigma=geometry_info.rho; 2499 jpeg_info.comp_info[i].v_samp_factor=(int) geometry_info.sigma;
|
H A D | ps.c | 562 image->resolution.y=geometry_info.sigma; 570 image->resolution.y=geometry_info.sigma; 1578 resolution.y=geometry_info.sigma; 1586 resolution.y=geometry_info.sigma;
|
H A D | ps2.c | 508 resolution.y=geometry_info.sigma; 516 resolution.y=geometry_info.sigma;
|
H A D | dpx.c | 1516 vertical_factor=(ssize_t) geometry_info.sigma; 1764 geometry_info.sigma=geometry_info.rho; 1766 dpx.orientation.border[1]=(unsigned short) (geometry_info.sigma+0.5); 1779 geometry_info.sigma=geometry_info.rho; 1781 dpx.orientation.aspect_ratio[1]=(unsigned int) (geometry_info.sigma+0.5);
|
/external/opencv/cvaux/src/ |
H A D | cvlmeds.cpp | 491 double l1, l2, l3, d1, d2, sigma; local 504 sigma = (double) (2.5 * 1.4826 * (1 + 5. / (num - 7)) * sqrt( Mj )); 521 if( d1 * d1 + d2 * d2 <= sigma * sigma )
|
H A D | cvbgfg_acmmm2003.cpp | 281 double sigma = sqrt( sqsum/count - my*my); local 282 // fprintf(stderr, "Iter %d sum=%g sqsum=%g count=%d sigma = %g\n", thres, sum, sqsum, count, sigma); 284 relativeVariance[thres] = sigma;
|
/external/opencv/cv/src/ |
H A D | cvsurf.cpp | 314 const double sigma = 3.3; local 315 double c2 = 1./(sigma*sigma*2), gs = 0;
|
H A D | cvfundam.cpp | 272 double minMedian = DBL_MAX, sigma; local 334 sigma = 2.5*1.4826*(1 + 5./(count - modelPoints))*sqrt(minMedian); 335 sigma = MAX( sigma, FLT_EPSILON*100 ); 337 count = findInliers( m1, m2, model, err, mask, sigma );
|
/external/ImageMagick/MagickCore/ |
H A D | composite.c | 806 Gather the maximum blur sigma values from user. 821 Users input sigma now needs to be converted to the EWA ellipse size. 822 The filter defaults to a sigma of 0.5 so to make this match the 827 height=geometry_info.sigma*2.0; 993 vertical_scale=geometry_info.sigma; 1134 canvas_dissolve=geometry_info.sigma/100.0; 1149 canvas_dissolve=geometry_info.sigma/100.0; 1180 percent_chroma=geometry_info.sigma; 1194 threshold=geometry_info.sigma; 2040 A = a->rho, B = a->sigma, [all...] |
H A D | accelerate.c | 257 const double sigma,cl_uint *width,ExceptionInfo *exception) 278 "blur:%.20gx%.20g;blur:%.20gx%.20g+90",radius,sigma,radius,sigma); 592 const double radius,const double sigma,ExceptionInfo *exception) 655 imageKernelBuffer=createKernelInfo(device,radius,sigma,&kernelWidth, 759 const double radius,const double sigma,ExceptionInfo *exception) 777 filteredImage=ComputeBlurImage(image,clEnv,radius,sigma,exception); 4752 const double radius,const double sigma,const double gain, 4822 imageKernelBuffer=createKernelInfo(device,radius,sigma,&kernelWidth, 4935 MagickCLEnv clEnv,const double radius,const double sigma,cons 256 createKernelInfo(MagickCLDevice device,const double radius, const double sigma,cl_uint *width,ExceptionInfo *exception) argument 591 ComputeBlurImage(const Image* image,MagickCLEnv clEnv, const double radius,const double sigma,ExceptionInfo *exception) argument 758 AccelerateBlurImage(const Image *image, const double radius,const double sigma,ExceptionInfo *exception) argument 4751 ComputeUnsharpMaskImage(const Image *image,MagickCLEnv clEnv, const double radius,const double sigma,const double gain, const double threshold,ExceptionInfo *exception) argument 4934 ComputeUnsharpMaskImageSingle(const Image *image, MagickCLEnv clEnv,const double radius,const double sigma,const double gain, const double threshold,ExceptionInfo *exception) argument 5054 AccelerateUnsharpMaskImage(const Image *image, const double radius,const double sigma,const double gain, const double threshold,ExceptionInfo *exception) argument [all...] |
H A D | fx.c | 587 % const double sigma,ExceptionInfo *exception) 595 % o sigma: the standard deviation of the Gaussian, in pixels. 601 const double sigma,ExceptionInfo *exception) 621 charcoal_image=BlurImage(edge_image,radius,sigma,exception); 729 blend_percentage.green=geometry_info.sigma; 1549 return(channel_info.sigma); 1584 return(channel_info.sigma); 4313 % const double sigma,const ssize_t x_offset,const ssize_t y_offset, 4322 % o sigma: the standard deviation of the Gaussian, in pixels. 4332 const double sigma,cons 600 CharcoalImage(const Image *image,const double radius, const double sigma,ExceptionInfo *exception) argument 4331 ShadowImage(const Image *image,const double alpha, const double sigma,const ssize_t x_offset,const ssize_t y_offset, ExceptionInfo *exception) argument 4480 SketchImage(const Image *image,const double radius, const double sigma,const double angle,ExceptionInfo *exception) argument 5518 VignetteImage(const Image *image,const double radius, const double sigma,const ssize_t x,const ssize_t y,ExceptionInfo *exception) argument [all...] |
H A D | image.c | 263 image->resolution.y=geometry_info.sigma; 312 image->ticks_per_second=(ssize_t) floor(geometry_info.sigma+0.5); 317 image->ticks_per_second=(ssize_t) floor(geometry_info.sigma+0.5); 3728 image->chromaticity.blue_primary.y=geometry_info.sigma; 3758 image->resolution.y=geometry_info.sigma; 3785 image->chromaticity.green_primary.y=geometry_info.sigma; 3830 image->chromaticity.red_primary.y=geometry_info.sigma; 3906 image->chromaticity.white_point.y=geometry_info.sigma;
|
H A D | paint.c | 641 % const double sigma,ExceptionInfo *exception) 649 % o sigma: the standard deviation of the Gaussian, in pixels. 692 const double sigma,ExceptionInfo *exception) 728 width=GetOptimalKernelWidth2D(radius,sigma); 687 OilPaintImage(const Image *image,const double radius, const double sigma,ExceptionInfo *exception) argument
|