negative sharpness occured

Celebrandil / CudaSift

A CUDA implementation of SIFT for NVidia GPUs (1.2 ms on a GTX 1060)

MIT License

864 stars 286 forks source link

negative sharpness occured #76

Open frspring opened 4 years ago

frspring commented 4 years ago

I notice that negative sharpness occured. Is this expected? And what does those negetive value means? It seems that sharpness is not equal to response.