Repo for doing Spatial Filtering Experiments

Image Quality Metrics

PSNR Value(db)	Image Quality
20-25	Poor
25-30	Fair
30-35	Good
35-40	Very Good
40-45	Excellent
45-50	Outstanding

Results

Original Image

Click to see original image

Gaussian Noise

Click to see Gaussian Noise

PSNR Value: 20.58368544669303

Average Filter

Click to see Average Filter

PSNR Value: 26.33309099007021

PSNR Value: 24.310281233950995

PSNR Value: 22.732591750197635

PSNR Value: 21.6794322779748

PSNR Value: 20.936952533749707

PSNR Value: 20.38232158818918

PSNR Value: 19.940615859021648

Kernel Size	PSNR Value
3	26.33309099007021
5	24.310281233950995
7	22.732591750197635
9	21.6794322779748
11	20.936952533749707
13	20.38232158818918
15	19.940615859021648

Gaussian Filter

Click to see Gaussian Filter

PSNR Value: 26.76677174127444

PSNR Value: 26.42952276805162

PSNR Value: 25.206562850970506

PSNR Value: 24.36226725280244

PSNR Value: 23.609264920207846

PSNR Value: 22.970936336497342

PSNR Value: 22.44196861753025

Kernel Size	PSNR Value
3	26.76677174127444
5	26.42952276805162
7	25.206562850970506
9	24.36226725280244
11	23.609264920207846
13	22.970936336497342
15	22.44196861753025

Laplacian Filter and Discontinuity Map

Click to see Laplacian Filter and respective Discontinuity Map

PSNR Value: 7.642565281014162

PSNR Value: 6.432201648386924

PSNR Value: 7.4557307035857345

PSNR Value: 9.239515678118183

Filter Type	PSNR Value
1	7.642565281014162
2	6.432201648386924
3	7.4557307035857345
4	9.239515678118183