From c13115662e739b434f1071eb623a41a39d8b4985 Mon Sep 17 00:00:00 2001 From: Determinant Date: Thu, 28 May 2015 14:31:31 +0800 Subject: should support multiple input/output for layers --- layer/affine.lua | 12 ++++++------ layer/sigmoid.lua | 4 ++-- 2 files changed, 8 insertions(+), 8 deletions(-) (limited to 'layer') diff --git a/layer/affine.lua b/layer/affine.lua index 94e7497..97703a8 100644 --- a/layer/affine.lua +++ b/layer/affine.lua @@ -34,10 +34,10 @@ function nerv.AffineLayer:update(bp_err, input, output) local gconf = self.gconf -- momentum gain local mmt_gain = 1.0 / (1.0 - gconf.momentum); - local n = input:nrow() * mmt_gain + local n = input[0]:nrow() * mmt_gain -- update corrections (accumulated errors) - ltc:mul(input, bp_err, 1.0, gconf.momentum, 'T', 'N') - bc:add(bc, bp_err:colsum(), gconf.momentum, 1.0) + ltc:mul(input[0], bp_err[0], 1.0, gconf.momentum, 'T', 'N') + bc:add(bc, bp_err[0]:colsum(), gconf.momentum, 1.0) -- perform update ltp:add(ltp, ltc, 1.0, -gconf.lrate / n) bp:add(bp, bc, 1.0, -gconf.lrate / n) @@ -47,11 +47,11 @@ end function nerv.AffineLayer:propagate(input, output) -- apply linear transform - output:mul(input, self.ltp.trans, 1.0, 0.0, 'N', 'N') + output[0]:mul(input[0], self.ltp.trans, 1.0, 0.0, 'N', 'N') -- add bias - output:add_row(self.bp.trans, 1.0) + output[0]:add_row(self.bp.trans, 1.0) end function nerv.AffineLayer:back_propagate(next_bp_err, bp_err, input, output) - next_bp_err:mul(bp_err, self.ltp.trans, 1.0, 0.0, 'N', 'T') + next_bp_err[0]:mul(bp_err[0], self.ltp.trans, 1.0, 0.0, 'N', 'T') end diff --git a/layer/sigmoid.lua b/layer/sigmoid.lua index d0a87c0..41a6ef7 100644 --- a/layer/sigmoid.lua +++ b/layer/sigmoid.lua @@ -10,9 +10,9 @@ function SigmoidLayer:update(bp_err, input, output) end function SigmoidLayer:propagate(input, output) - output:sigmoid(input) + output[0]:sigmoid(input[0]) end function SigmoidLayer:back_propagate(next_bp_err, bp_err, input, output) - next_bp_err:sigmoid_grad(bp_err, output) + next_bp_err[0]:sigmoid_grad(bp_err[0], output[0]) end -- cgit v1.2.3-70-g09d2