From 08a52c03a77ce13ae4f6a4deb06ab0ae274d399a Mon Sep 17 00:00:00 2001
From: Determinant <ted.sybil@gmail.com>
Date: Tue, 2 Jun 2015 23:07:15 +0800
Subject: fix a bug: input[1] should be input[2] (since Lua arrays are 1-based)

---
 nn/layer_dag.lua | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'nn')

diff --git a/nn/layer_dag.lua b/nn/layer_dag.lua
index 8ea28a0..1ab18fa 100644
--- a/nn/layer_dag.lua
+++ b/nn/layer_dag.lua
@@ -219,6 +219,10 @@ function nerv.DAGLayer:back_propagate(next_bp_err, bp_err, input, output)
     self:set_outputs(output)
     for i = #self.queue, 1, -1 do
         local ref = self.queue[i]
+        -- print(ref.layer.id)
         ref.layer:back_propagate(ref.err_outputs, ref.err_inputs, ref.inputs, ref.outputs)
+         -- if #ref.err_outputs > 0 then
+         --     print(ref.err_outputs[1])
+         -- end
     end
 end
-- 
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