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Table 1 Variable definitions used to describe the proposed video restoration method

From: Recursive non-local means filter for video denoising

x k (i)

Ideal pixel i in frame k

y k (i)

Noisy pixel i in frame k

\(\hat {x}_{k}(i)\)

Estimated pixel i in frame k

y k (i)

Lexicographical patch about pixel i in frame k in {y k (·)}

N

Number of pixels in one frame

K

Number of frames in input sequence

L

Number of frames used by 3D NLM to generate one frame output

M s

NLM search window dimension (M s ×M s )

M p

NLM patch dimension (M p ×M p )

N s

BMA search window dimension (N s ×N s )

N b

BMA block dimension (N b ×N b )