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authorQi Liu <liuq901@163.com>2016-03-15 10:56:35 +0800
committerQi Liu <liuq901@163.com>2016-03-15 10:56:35 +0800
commit51a3beef4a7cbd94278a406664212b6597aedd93 (patch)
tree298d976792164102cf7e12fb1f351f2f50857326 /nerv/layer/duplicate.lua
parentb08da1fef90e93b188704056cdae651d7865f98d (diff)
speedup duplicate layer
Diffstat (limited to 'nerv/layer/duplicate.lua')
-rw-r--r--nerv/layer/duplicate.lua5
1 files changed, 1 insertions, 4 deletions
diff --git a/nerv/layer/duplicate.lua b/nerv/layer/duplicate.lua
index 137472b..2621cdf 100644
--- a/nerv/layer/duplicate.lua
+++ b/nerv/layer/duplicate.lua
@@ -20,10 +20,7 @@ function DuplicateLayer:batch_resize()
end
function DuplicateLayer:propagate(input, output)
- for i = 1, #self.dim_out do
- output[i]:copy_from(input[1])
- -- FIXME: use reference copy to speed up
- end
+ -- do nothing, use reference copy in nn/network.lua
end
function DuplicateLayer:back_propagate(bp_err, next_bp_err)