diff options
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 |