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Rating Stats for

Ian Ollmann

Rating
1492.38 (4,359,720th)

Reputation
1,186 (133,887th)

Page: 1

Title	Δ
how to free vImage buffers after operation completed in IOS	0.00
Swift, macOS, mac with 2 GPUs, matrix operations work on one GPU, n...	-0.03
Slow performance of CGImage averaging	-2.10
is there any way to get pixel format information from vImage_Buffer...	0.00
How to use two MPSImages at the input of MPSNNGraph	0.00
Copying data between metal textures of different shapes	0.00
How does a histogram work for the different channels in vImageHisto...	-4.01
converting image to binary in swift	-2.15
How do I measure GPU time on Metal?	+1.20
Assigning values in one vector to indices in another vector?	0.00
Metal texture read() vs sample() performance	0.00
iOS: How to manually set a 2D Float data to MTLTexture or MPSImage?	0.00
MPSCNN Weight Ordering	-1.22
vImage from UIImage or from file - Swift and Accelerate framework	0.00
how to access the neighbor unit in metal kernel function correctly	-3.55
UIImage Gaussian Blur with vImage	-0.05
Scaling Images: how can the accelerate be the slowest method?	0.00
Sparse BLAS on OSX	+0.17
How to extract dominant color from CIAreaHistogram?	-4.01
Using MPSImageConvolution kernel with Metal compute shaders	0.00
Issue in computing the histogram of an image using vImageHistogramC...	0.00
UIImageEffects: white image when Gaussian radius above 280, vImageB...	0.00
What is the correct way to obtain (-1)^n?	-1.26
Accelerate/Scenekit Framework:: Where's the math matrix/vector...	+5.01
vImageAlphaBlend crashes	0.00
How can I rotate and paste image with alpha channel using vImage in...	0.00
Modify Alpha based on RGB values with Accelerate Framework	0.00
Objective C float vs int, CGPoint vs custom int based struct perfor...	+0.04
vImage has same performance as normal loop with dispatch_apply	+3.98
How would to write a multiplication of double values in NEON assemb...	+1.55
xcode incomprehensible exception	0.00
"See Through" Effect programmatically	0.00
Emulating Apple's drawInRect: for offscreen pixel buffers	0.00
I need help optimizing BGR888 blitting to NSView	0.00
How to use vImageMatrixMultiply to convert from YUV planer data to...	0.00
How to combine an image with a mask into one single UIImage with Ac...	0.00
iOS - Example of to convert iOS camera frame to greyscale using Acc...	+0.14
iOS - C/C++ - Speed up Integral Image calculation	0.00
Optimize RGBA->RGB arm64 assembly	-1.34
How do I use the Accelerate Framework With Core Graphics?	0.00
Could the Accelerate framework on iOS be used to draw a circle?	0.00
Wrong CGImageGetBytesPerRow value for vImageBoxConvolve_ARGB8888 us...	0.00
vImage not putting channels correctly back together	0.00
vImageConvert to extract one channel	0.00
iOS Cocoa Touch vImage Subsampling	0.00
Optimizing RGBA8888 to RGB565 conversion with NEON	0.00
iPhone Image Processing with Accelerate Framework and vDSP	0.00
Using image created with CGBitmapContextCreate as an opengl texture	0.00
Solve the memory alignment in C interview question that stumped me	0.00