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gamma and beta dimensionality error in GroupNorm operator #17139

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wintersurvival opened this issue Dec 21, 2019 · 4 comments
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gamma and beta dimensionality error in GroupNorm operator #17139

wintersurvival opened this issue Dec 21, 2019 · 4 comments
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@haojin2
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@wintersurvival
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Description

In the implement of mxnet.sym.GroupNorm，the size of gamma and beta is (group_number,)。However, in the paper of group norm the size of gamma and beta is (channel_number,) like the way of batchnorm.

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mxnet v1.6.0

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@sxjscience
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Should be a bug @haojin2 .

@samskalicky
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@apeforest assign [@haojin2 ]
feel free to re-assign to the appropriate person

@mikeobr
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mikeobr commented Feb 24, 2020

Group Norm is available in the latest 1.6 release, does this issue mean it shouldn't be used?

@zhanghang1989 zhanghang1989 mentioned this issue Mar 10, 2020
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@yzhliu yzhliu added the WIP label Apr 30, 2020
@hgt312 hgt312 mentioned this issue Apr 30, 2020
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@yzhliu
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yzhliu commented Apr 30, 2020

fixed by #18199

@yzhliu yzhliu closed this as completed Apr 30, 2020
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@yzhliu @samskalicky @sxjscience @haojin2 @mikeobr @wintersurvival