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-rw-r--r--nerv/layer/affine.lua5
1 files changed, 3 insertions, 2 deletions
diff --git a/nerv/layer/affine.lua b/nerv/layer/affine.lua
index 02a3536..6903c51 100644
--- a/nerv/layer/affine.lua
+++ b/nerv/layer/affine.lua
@@ -21,7 +21,7 @@ function MatrixParam:_update_by_gradient(gradient, alpha, beta)
local gconf = self.gconf
-- momentum gain
local mmt_gain = 1.0 / (1.0 - gconf.momentum)
- local n = self.gconf.batch_size * mmt_gain
+ local n = gconf.batch_size * mmt_gain
-- perform update
if gconf.momentum > 0 then
self.correction:add(self.correction, gradient, gconf.momentum, 1.0)
@@ -35,7 +35,7 @@ function MatrixParam:_update_by_err_input(err, input, alpha, beta)
local gconf = self.gconf
-- momentum gain
local mmt_gain = 1.0 / (1.0 - gconf.momentum)
- local n = self.gconf.batch_size * mmt_gain
+ local n = gconf.batch_size * mmt_gain
-- perform update
if gconf.momentum > 0 then
self.correction:mul(input, err, 1.0, gconf.momentum, 'T', 'N')
@@ -54,6 +54,7 @@ function MatrixParam:update_by_err_input(err, input)
end
function LinearTransParam:update_by_err_input(err, input)
+ local gconf = self.gconf
local l2 = 1 - gconf.lrate * gconf.wcost
self:_update_by_err_input(err, input, l2, l2)
end