Progressive Rain Removal Based on the Combination Network of CNN and Transformer

Algorithm 1

Model process procedure.

	Input: is the input image. and represent shallow feature extraction module and image reconstruction module, respectively. and represent basic unit of Net-C and Net-T, respectively. is the number of Net-C units and Net-T units. is the number of basic units in i-th Net-C unit.
	Output: is the deraining image.
(1)	[],  [].
(2)
(3)	append().
(4)	append().
(5)	for to do
(6)	for to do
(7)	.
(8)	append(.
(9)	end for
(10)	append().
(11)	end for
(12)	for to do
(13)	.
(14)	end for
(15)
(16)	return