summaryrefslogtreecommitdiff
path: root/examples
diff options
context:
space:
mode:
authorcloudygoose <[email protected]>2015-06-03 10:29:41 +0800
committercloudygoose <[email protected]>2015-06-03 10:29:41 +0800
commitbf01fd6cea42def51becb6ea866d4fd335e45842 (patch)
tree09d12e50e3a6156c7e0cd7412b22fa4b61189495 /examples
parent6984519cbb659aac0b0b323de93d5a90aa2049b7 (diff)
parentbb56a806e0636a0b20117b1644701d63e2bfaefb (diff)
...
Merge remote-tracking branch 'upstream/master'
Diffstat (limited to 'examples')
-rw-r--r--examples/test_dnn_layers.lua43
-rw-r--r--examples/test_nn_lib.lua97
2 files changed, 120 insertions, 20 deletions
diff --git a/examples/test_dnn_layers.lua b/examples/test_dnn_layers.lua
index 866e685..6e4d98d 100644
--- a/examples/test_dnn_layers.lua
+++ b/examples/test_dnn_layers.lua
@@ -11,10 +11,14 @@ bp = pf:read_chunk("b", global_conf)
-- print(bp.trans)
-af = nerv.AffineLayer("test", global_conf, ltp, bp)
-sg = nerv.SigmoidLayer("test2", global_conf)
-sm = nerv.SoftmaxCELayer("test3", global_conf)
-
+af = nerv.AffineLayer("test", global_conf, {["ltp"] = ltp,
+ ["bp"] = bp,
+ dim_in = {429},
+ dim_out = {2048}})
+sg = nerv.SigmoidLayer("test2", global_conf, {dim_in = {2048},
+ dim_out = {2048}})
+sm = nerv.SoftmaxCELayer("test3", global_conf, {dim_in = {2048, 2048},
+ dim_out = {}})
af:init()
sg:init()
sm:init()
@@ -27,18 +31,18 @@ for i = 0, 9 do
label[i][i] = 1.0
end
-input1 = {[0] = df:read_chunk("input", global_conf).trans}
-output1 = {[0] = nerv.CuMatrixFloat(10, 2048)}
+input1 = {df:read_chunk("input", global_conf).trans}
+output1 = {nerv.CuMatrixFloat(10, 2048)}
input2 = output1
-output2 = {[0] = nerv.CuMatrixFloat(10, 2048)}
-input3 = {[0] = output2[0], [1] = label}
+output2 = {nerv.CuMatrixFloat(10, 2048)}
+input3 = {output2[1], label}
output3 = nil
err_input1 = nil
-err_output1 = {[0] = nerv.CuMatrixFloat(10, 2048)}
+err_output1 = {nerv.CuMatrixFloat(10, 2048)}
err_input2 = err_output1
-err_output2 = {[0] = nerv.CuMatrixFloat(10, 2048)}
+err_output2 = {nerv.CuMatrixFloat(10, 2048)}
err_input3 = err_output2
-err_output3 = {[0] = input1[0]:create()}
+err_output3 = {input1[1]:create()}
for i = 0, 3 do
-- propagate
@@ -46,26 +50,25 @@ for i = 0, 3 do
sg:propagate(input2, output2)
sm:propagate(input3, output3)
-
-- back_propagate
sm:back_propagate(err_output1, err_input1, input3, output3)
- sm:update(err_input1, input3, output3)
-
sg:back_propagate(err_output2, err_input2, input2, output2)
- sg:update(err_input2, input2, output2)
-
af:back_propagate(err_output3, err_input3, input1, output1)
+
+ -- update
+ sm:update(err_input1, input3, output3)
+ sg:update(err_input2, input2, output2)
af:update(err_input3, input1, output1)
print("output1")
- print(output1[0])
+ print(output1[1])
print("output2")
- print(output2[0])
+ print(output2[1])
print("err_output1")
- print(err_output1[0])
+ print(err_output1[1])
print("err_output2")
- print(err_output2[0])
+ print(err_output2[1])
nerv.utils.printf("cross entropy: %.8f\n", sm.total_ce)
nerv.utils.printf("frames: %.8f\n", sm.total_frames)
end
diff --git a/examples/test_nn_lib.lua b/examples/test_nn_lib.lua
new file mode 100644
index 0000000..ec338fe
--- /dev/null
+++ b/examples/test_nn_lib.lua
@@ -0,0 +1,97 @@
+-- require 'layer.affine'
+-- require 'layer.sigmoid'
+-- require 'layer.softmax_ce'
+
+gconf = {lrate = 0.8, wcost = 1e-6, momentum = 0.9,
+ mat_type = nerv.CuMatrixFloat,
+ batch_size = 10}
+
+param_repo = nerv.ParamRepo({"converted.nerv"})
+sublayer_repo = nerv.LayerRepo(
+ {
+ ["nerv.AffineLayer"] =
+ {
+ affine0 = {{ltp = "affine0_ltp", bp = "affine0_bp"},
+ {dim_in = {429}, dim_out = {2048}}},
+ affine1 = {{ltp = "affine1_ltp", bp = "affine1_bp"},
+ {dim_in = {2048}, dim_out = {2048}}},
+ affine2 = {{ltp = "affine2_ltp", bp = "affine2_bp"},
+ {dim_in = {2048}, dim_out = {2048}}},
+ affine3 = {{ltp = "affine3_ltp", bp = "affine3_bp"},
+ {dim_in = {2048}, dim_out = {2048}}},
+ affine4 = {{ltp = "affine4_ltp", bp = "affine4_bp"},
+ {dim_in = {2048}, dim_out = {2048}}},
+ affine5 = {{ltp = "affine5_ltp", bp = "affine5_bp"},
+ {dim_in = {2048}, dim_out = {2048}}},
+ affine6 = {{ltp = "affine6_ltp", bp = "affine6_bp"},
+ {dim_in = {2048}, dim_out = {2048}}},
+ affine7 = {{ltp = "affine7_ltp", bp = "affine7_bp"},
+ {dim_in = {2048}, dim_out = {3001}}}
+ },
+ ["nerv.SigmoidLayer"] =
+ {
+ sigmoid0 = {{}, {dim_in = {2048}, dim_out = {2048}}},
+ sigmoid1 = {{}, {dim_in = {2048}, dim_out = {2048}}},
+ sigmoid2 = {{}, {dim_in = {2048}, dim_out = {2048}}},
+ sigmoid3 = {{}, {dim_in = {2048}, dim_out = {2048}}},
+ sigmoid4 = {{}, {dim_in = {2048}, dim_out = {2048}}},
+ sigmoid5 = {{}, {dim_in = {2048}, dim_out = {2048}}},
+ sigmoid6 = {{}, {dim_in = {2048}, dim_out = {2048}}}
+ },
+ ["nerv.SoftmaxCELayer"] =
+ {
+ softmax_ce0 = {{}, {dim_in = {3001, 3001}, dim_out = {}}}
+ }
+ }, param_repo, gconf)
+
+layer_repo = nerv.LayerRepo(
+ {
+ ["nerv.DAGLayer"] =
+ {
+ main = {{}, {
+ dim_in = {429, 3001}, dim_out = {},
+ sub_layers = sublayer_repo,
+ connections = {
+ ["<input>[1]"] = "affine0[1]",
+ ["affine0[1]"] = "sigmoid0[1]",
+ ["sigmoid0[1]"] = "affine1[1]",
+ ["affine1[1]"] = "sigmoid1[1]",
+ ["sigmoid1[1]"] = "affine2[1]",
+ ["affine2[1]"] = "sigmoid2[1]",
+ ["sigmoid2[1]"] = "affine3[1]",
+ ["affine3[1]"] = "sigmoid3[1]",
+ ["sigmoid3[1]"] = "affine4[1]",
+ ["affine4[1]"] = "sigmoid4[1]",
+ ["sigmoid4[1]"] = "affine5[1]",
+ ["affine5[1]"] = "sigmoid5[1]",
+ ["sigmoid5[1]"] = "affine6[1]",
+ ["affine6[1]"] = "sigmoid6[1]",
+ ["sigmoid6[1]"] = "affine7[1]",
+ ["affine7[1]"] = "softmax_ce0[1]",
+ ["<input>[2]"] = "softmax_ce0[2]"
+ }
+ }}
+ }
+ }, param_repo, gconf)
+
+df = nerv.ChunkFile("input.param", "r")
+label = nerv.CuMatrixFloat(10, 3001)
+label:fill(0)
+for i = 0, 9 do
+ label[i][i] = 1.0
+end
+
+input = {df:read_chunk("input", gconf).trans, label}
+output = {}
+err_input = {}
+err_output = {input[1]:create()}
+sm = sublayer_repo:get_layer("softmax_ce0")
+main = layer_repo:get_layer("main")
+main:init()
+for i = 0, 3 do
+ main:propagate(input, output)
+ main:back_propagate(err_output, err_input, input, output)
+ main:update(err_input, input, output)
+ nerv.utils.printf("cross entropy: %.8f\n", sm.total_ce)
+ nerv.utils.printf("frames: %.8f\n", sm.total_frames)
+end