Receptive Field GoogleNet.md.md

GoogleNet

Calculating receptive field of Google Net

GoogleNet

Input Size = 224x224x3

Input Layer	Input	Strides	Output (n out)	Receptive Field (r out)	J in	J out	Remarks
Convolution	7x7	2	112	7	1	2	Assymtrical Padding
Max Pool	3x3	2	56	11	2	4
Convolution	1x1	1	56	11	4	4	Pointwise convolution
Convolution	3x3	1	56	19	4	4	Padding
Max Pool	3x3	2	28	27	4	8
Inception (3a)
1	1x1	1	28	27	8	8
2a	1x1	1	28	27	8	8
2b	3x3	1	28	43	8	8	Padding = 1
3a	1x1	1	28	27	8	8
3b	5x5	1	28	59	8	8	Padding = 2
4a	3x3 Max Pool	1	28	43	8	8	Padding = 1
4b	1x1	1	28	43	8	8
Inception (3b)
1	1x1	1	28	59	8	8
2a	1x1	1	28	59	8	8
2b	3x3	1	28	75	8	8	Padding = 1
3a	1x1	1	28	59	8	8
3b	5x5	1	28	91	8	8	Padding = 2
4a	3x3 Max Pool	1	28	75	8	8	Padding = 1
4b	1x1	1	28	75	8	8
Max Pool	3x3	2	14	107	8	16	Asym Padding
Inception (4a)
1	1x1	1	14	107	16	16
2a	1x1	1	14	107	16	16
2b	3x3	1	14	139	16	16	Padding = 1
3a	1x1	1	14	107	16	16
3b	5x5	1	14	171	16	16	Padding = 2
4a	3x3 Max Pool	1	14	139	16	16	Padding = 1
4b	1x1	1	14	139	16	16
Inception (4b)
1	1x1	1	14	171	16	16
2a	1x1	1	14	171	16	16
2b	3x3	1	14	203	16	16	Padding = 1
3a	1x1	1	14	171	16	16
3b	5x5	1	14	235	16	16	Padding = 2
4a	3x3 Max Pool	1	14	203	16	16	Padding = 1
4b	1x1	1	14	203	16	16
5a	5x5 Average Pool	1	14	235	16	16
5b	1x1	1	14	235	16	16
5c	FC	1	14	235	16	16
5d	FC	1	14	235	16	16
5e	Softmax	1	14	235	16	16
Inception (4c)
1	1x1	1	14	235	16	16
2a	1x1	1	14	235	16	16
2b	3x3	1	14	253	16	16	Padding = 1
3a	1x1	1	14	235	16	16
3b	5x5	1	14	299	16	16	Padding = 2
4a	3x3 Max Pool	1	14	253	16	16	Padding = 1
4b	1x1	1	14	253	16	16
Inception (4d)
1	1x1	1	14	299	16	16
2a	1x1	1	14	299	16	16
2b	3x3	1	14	331	16	16	Padding = 1
3a	1x1	1	14	299	16	16
3b	5x5	1	14	363	16	16	Padding = 2
4a	3x3 Max Pool	1	14	331	16	16	Padding = 1
4b	1x1	1	14	331	16	16
Inception (4e)
1	1x1	1	14	363	16	16
2a	1x1	1	14	363	16	16
2b	3x3	1	14	395	16	16	Padding = 1
3a	1x1	1	14	363	16	16
3b	5x5	1	14	427	16	16	Padding = 2
4a	3x3 Max Pool	1	14	395	16	16	Padding = 1
4b	1x1	1	14	395	16	16
5a	5x5 Average Pool	1	14	427	16	16
5b	1x1	1	14	427	16	16
5c	FC	1	14	427	16	16
5d	FC	1	14	427	16	16
5e	Softmax	1	14	427	16	16
Max Pool	3x3	2	7	459	16	32	Asym Padding
Inception (5a)
1	1x1	1	7	459	32	32
2a	1x1	1	7	459	32	32
2b	3x3	1	7	523	32	32	Padding = 1
3a	1x1	1	7	459	32	32
3b	5x5	1	7	587	32	32	Padding = 2
4a	3x3 Max Pool	1	7	523	32	32	Padding = 1
4b	1x1	1	7	523	32	32
Inception (5b)
1	1x1	1	7	587	32	32
2a	1x1	1	7	587	32	32
2b	3x3	1	7	651	32	32	Padding = 1
3a	1x1	1	7	587	32	32
3b	5x5	1	7	715	32	32	Padding = 2
4a	3x3 Max Pool	1	7	651	32	32	Padding = 1
4b	1x1	1	7	651	32	32
Avg Pool	7x7	1	1	907	32	32
Dropout	7x7	1	1	907	32	32
Softmax	7x7	1	1	907	32	32

Receptive fields Obtained are:- 907,427 & 235