th13 = (2 * xc - input_W - 1) / (input_W - 1)

[chenjun2hao]

when i read the code, i am confused about th13 = (2 * xc - input_W - 1) / (input_W - 1), cloud you give some links for explain this code. thanks.

[MichalBusta]

Hi, it Is just affine transformation plus conversion of coordinate system (from pixel space to normalized space used by bilinear transfom in torch. Michal pátek 21. června 2019 chenjun <[email protected]> napsal(a):

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when i read the code, i am confused about th13 = (2 * xc - input_W - 1) / (input_W - 1), cloud you give some links for explain this code. thanks. — You are receiving this because you are subscribed to this thread. Reply to this email directly, view it on GitHub <#41?email_source=notifications&email_token=AA7KHMFKMGHSMQXPPYAHB2DP3WLMFA5CNFSM4H2V26VKYY3PNVWWK3TUL52HS4DFUVEXG43VMWVGG33NNVSW45C7NFSM4G3CJZCQ>, or mute the thread <https://github.com/notifications/unsubscribe-auth/AA7KHMBTI4HHOI6WDYNTSKDP3WLMFANCNFSM4H2V26VA> .

[chenjun2hao]

@MichalBusta ，i get it, but i want know the theory. could you give some links for explaining this. thanks.

[MichalBusta]

try Google - affine transformation . (or pytorch spatial transformer tutorial) sorry I'm travelling with limited access to internet. úterý 25. června 2019 chenjun <[email protected]> napsal(a):

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@MichalBusta <https://github.com/MichalBusta> ，i get it, but i want know the theory. could you give some links for explaining this. thanks. — You are receiving this because you were mentioned. Reply to this email directly, view it on GitHub <#41?email_source=notifications&email_token=AA7KHMGX4HXG65LBY2DAYV3P4G6OXA5CNFSM4H2V26VKYY3PNVWWK3TUL52HS4DFVREXG43VMVBW63LNMVXHJKTDN5WW2ZLOORPWSZGODYPHM4I#issuecomment-505312881>, or mute the thread <https://github.com/notifications/unsubscribe-auth/AA7KHMCDJJX3HZTXDXTM35LP4G6OXANCNFSM4H2V26VA> .