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author | Ted Yin <Determinant@users.noreply.github.com> | 2016-03-12 13:17:38 +0800 |
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committer | Ted Yin <Determinant@users.noreply.github.com> | 2016-03-12 13:17:38 +0800 |
commit | 2b03555ea53a47e87d03a79feb866c868d424f01 (patch) | |
tree | 63cd01ee70d056d3a159a1e7d9aa4ea6f414d213 /nerv/layer/lstm_gate.lua | |
parent | e8b1007d99691c08dd1b71f5733eb3cd2827dc64 (diff) | |
parent | 2660af7f6a9ac243a8ad38bf3375ef0fd292bf52 (diff) |
Merge pull request #31 from liuq901/master
modfiy param generate & rewrite LSTM layer
Diffstat (limited to 'nerv/layer/lstm_gate.lua')
-rw-r--r-- | nerv/layer/lstm_gate.lua | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/nerv/layer/lstm_gate.lua b/nerv/layer/lstm_gate.lua index 7a27bab..e690721 100644 --- a/nerv/layer/lstm_gate.lua +++ b/nerv/layer/lstm_gate.lua @@ -3,6 +3,7 @@ local LSTMGateLayer = nerv.class('nerv.LSTMGateLayer', 'nerv.Layer') function LSTMGateLayer:__init(id, global_conf, layer_conf) nerv.Layer.__init(self, id, global_conf, layer_conf) + self.param_type = layer_conf.param_type self:check_dim_len(-1, 1) --accept multiple inputs self:bind_params() end @@ -12,6 +13,9 @@ function LSTMGateLayer:bind_params() self["ltp" .. i] = self:find_param("ltp" .. i, self.lconf, self.gconf, nerv.LinearTransParam, {self.dim_in[i], self.dim_out[1]}) + if self.param_type[i] == 'D' then + self["ltp" .. i].trans:diagonalize() + end end self.bp = self:find_param("bp", self.lconf, self.gconf, nerv.BiasParam, {1, self.dim_out[1]}) @@ -63,6 +67,9 @@ function LSTMGateLayer:update(bp_err, input, output) self.err_bakm:sigmoid_grad(bp_err[1], output[1]) for i = 1, #self.dim_in do self["ltp" .. i]:update_by_err_input(self.err_bakm, input[i]) + if self.param_type[i] == 'D' then + self["ltp" .. i].trans:diagonalize() + end end self.bp:update_by_gradient(self.err_bakm:colsum()) end |