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Diffstat (limited to 'kaldi_io/example/swb_baseline.lua')
| -rw-r--r-- | kaldi_io/example/swb_baseline.lua | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/kaldi_io/example/swb_baseline.lua b/kaldi_io/example/swb_baseline.lua new file mode 100644 index 0000000..8b1e122 --- /dev/null +++ b/kaldi_io/example/swb_baseline.lua @@ -0,0 +1,193 @@ +require 'kaldi_io' +gconf = {lrate = 0.8, wcost = 1e-6, momentum = 0.9, + cumat_type = nerv.CuMatrixFloat, + mmat_type = nerv.MMatrixFloat, + frm_ext = 5, + tr_scp = "ark:/slfs6/users/ymz09/kaldi/src/featbin/copy-feats scp:/slfs6/users/ymz09/swb_ivec/train_bp.scp ark:- |", + cv_scp = "ark:/slfs6/users/ymz09/kaldi/src/featbin/copy-feats scp:/slfs6/users/ymz09/swb_ivec/train_cv.scp ark:- |", + initialized_param = {"/slfs6/users/ymz09/swb_ivec/swb_init.nerv", + "/slfs6/users/ymz09/swb_ivec/swb_global_transf.nerv"}, + debug = false} + +function make_layer_repo(param_repo) + local layer_repo = nerv.LayerRepo( + { + -- global transf + ["nerv.BiasLayer"] = + { + blayer1 = {{bias = "bias1"}, {dim_in = {429}, dim_out = {429}}}, + blayer2 = {{bias = "bias2"}, {dim_in = {429}, dim_out = {429}}} + }, + ["nerv.WindowLayer"] = + { + wlayer1 = {{window = "window1"}, {dim_in = {429}, dim_out = {429}}}, + wlayer2 = {{window = "window2"}, {dim_in = {429}, dim_out = {429}}} + }, + -- biased linearity + ["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 + ce criterion layer for finetune output + { + ce_crit = {{}, {dim_in = {3001, 1}, dim_out = {1}, compressed = true}} + }, + ["nerv.SoftmaxLayer"] = -- softmax for decode output + { + softmax = {{}, {dim_in = {3001}, dim_out = {3001}}} + } + }, param_repo, gconf) + + layer_repo:add_layers( + { + ["nerv.DAGLayer"] = + { + global_transf = {{}, { + dim_in = {429}, dim_out = {429}, + sub_layers = layer_repo, + connections = { + ["<input>[1]"] = "blayer1[1]", + ["blayer1[1]"] = "wlayer1[1]", + ["wlayer1[1]"] = "blayer2[1]", + ["blayer2[1]"] = "wlayer2[1]", + ["wlayer2[1]"] = "<output>[1]" + } + }}, + main = {{}, { + dim_in = {429}, dim_out = {3001}, + sub_layers = layer_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]"] = "<output>[1]" + } + }} + } + }, param_repo, gconf) + + layer_repo:add_layers( + { + ["nerv.DAGLayer"] = + { + ce_output = {{}, { + dim_in = {429, 1}, dim_out = {1}, + sub_layers = layer_repo, + connections = { + ["<input>[1]"] = "main[1]", + ["main[1]"] = "ce_crit[1]", + ["<input>[2]"] = "ce_crit[2]", + ["ce_crit[1]"] = "<output>[1]" + } + }}, + softmax_output = {{}, { + dim_in = {429}, dim_out = {3001}, + sub_layers = layer_repo, + connections = { + ["<input>[1]"] = "main[1]", + ["main[1]"] = "softmax[1]", + ["softmax[1]"] = "<output>[1]" + } + }} + } + }, param_repo, gconf) + + return layer_repo +end + +function get_network(layer_repo) + return layer_repo:get_layer("ce_output") +end + +function get_decode_network(layer_repo) + return layer_repo:get_layer("softmax_output") +end + +function get_global_transf(layer_repo) + return layer_repo:get_layer("global_transf") +end + +function make_readers(feature_rspecifier, layer_repo) + return { + {reader = nerv.KaldiReader(gconf, + { + id = "main_scp", + feature_rspecifier = feature_rspecifier, + frm_ext = gconf.frm_ext, + mlfs = { + phone_state = { + targets_rspecifier = "ark:/slfs6/users/ymz09/kaldi/src/bin/ali-to-pdf /slfs6/users/ymz09/swb_ivec/final.mdl \"ark:gunzip -c /slfs6/users/ymz09/swb_ivec/ali.*.gz |\" ark:- | /slfs6/users/ymz09/kaldi/src/bin/ali-to-post ark:- ark:- |", + format = "map" + } + }, + global_transf = layer_repo:get_layer("global_transf") + }), + data = {main_scp = 429, phone_state = 1}} + } +end + +function make_buffer(readers) + return nerv.SGDBuffer(gconf, + { + buffer_size = gconf.buffer_size, + randomize = gconf.randomize, + readers = readers + }) +end + +function get_input_order() + return {"main_scp", "phone_state"} +end + +function get_accuracy(layer_repo) + local ce_crit = layer_repo:get_layer("ce_crit") + return ce_crit.total_correct / ce_crit.total_frames * 100 +end + +function print_stat(layer_repo) + local ce_crit = layer_repo:get_layer("ce_crit") + nerv.info("*** training stat begin ***") + nerv.printf("cross entropy:\t\t%.8f\n", ce_crit.total_ce) + nerv.printf("correct:\t\t%d\n", ce_crit.total_correct) + nerv.printf("frames:\t\t\t%d\n", ce_crit.total_frames) + nerv.printf("err/frm:\t\t%.8f\n", ce_crit.total_ce / ce_crit.total_frames) + nerv.printf("accuracy:\t\t%.3f%%\n", get_accuracy(layer_repo)) + nerv.info("*** training stat end ***") +end |