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authortxh18 <[email protected]>2015-11-13 16:39:11 +0800
committertxh18 <[email protected]>2015-11-13 16:39:11 +0800
commitbf58cc0cf54135eb17e897ab666d04060b6bdfcf (patch)
tree78d49cec7c8c33a4b371b1366c45dd048c51932e
parentee81548f79c496f4e2f3e12325150bb96ecb432e (diff)
added loadstring
-rw-r--r--nerv/examples/lmptb/tnn_ptb_main.lua64
1 files changed, 46 insertions, 18 deletions
diff --git a/nerv/examples/lmptb/tnn_ptb_main.lua b/nerv/examples/lmptb/tnn_ptb_main.lua
index a59a44b..f978247 100644
--- a/nerv/examples/lmptb/tnn_ptb_main.lua
+++ b/nerv/examples/lmptb/tnn_ptb_main.lua
@@ -150,7 +150,8 @@ function load_net(global_conf, next_iter)
return tnn, paramRepo
end
-local train_fn, valid_fn, test_fn, global_conf
+local train_fn, valid_fn, test_fn
+global_conf = {}
local set = arg[1] --"test"
if (set == "ptb") then
@@ -217,11 +218,30 @@ global_conf.train_fn_shuf = global_conf.work_dir .. '/train_fn_shuf'
global_conf.train_fn_shuf_bak = global_conf.train_fn_shuf .. '_bak'
global_conf.param_fn = global_conf.work_dir .. "/params"
-printf("%s printing global_conf\n", global_conf.sche_log_pre)
+lr_half = false --can not be local, to be set by loadstring
+start_iter = -1
+ppl_last = 100000
+if (arg[2] ~= nil) then
+ printf("%s applying arg[2](%s)...\n", global_conf.sche_log_pre, arg[2])
+ loadstring(arg[2])()
+ nerv.LMUtil.wait(0.5)
+else
+ printf("%s not user setting, all default...\n", global_conf.sche_log_pre)
+end
+
+----------------printing options---------------------------------
+printf("%s printing global_conf...\n", global_conf.sche_log_pre)
for id, value in pairs(global_conf) do
print(id, value)
end
nerv.LMUtil.wait(2)
+printf("%s printing training scheduling options...\n", global_conf.sche_log_pre)
+print("lr_half", lr_half)
+print("start_iter", start_iter)
+print("ppl_last", ppl_last)
+printf("%s printing training scheduling end.\n", global_conf.sche_log_pre)
+nerv.LMUtil.wait(2)
+------------------printing options end------------------------------
printf("%s creating work_dir...\n", global_conf.sche_log_pre)
os.execute("mkdir -p "..global_conf.work_dir)
@@ -231,25 +251,33 @@ local vocab = nerv.LMVocab()
global_conf["vocab"] = vocab
printf("%s building vocab...\n", global_conf.sche_log_pre)
global_conf.vocab:build_file(global_conf.vocab_fn, false)
+ppl_rec = {}
-prepare_parameters(global_conf, -1) --randomly generate parameters
+if (start_iter == -1) then
+ prepare_parameters(global_conf, -1) --randomly generate parameters
-print("===INITIAL VALIDATION===")
-local tnn, paramRepo = load_net(global_conf, 0)
-local result = LMTrainer.lm_process_file(global_conf, global_conf.valid_fn, tnn, false) --false update!
-nerv.LMUtil.wait(3)
-ppl_rec = {}
-ppl_rec[0] = {}
-ppl_rec[0].valid = result:ppl_all("rnn")
-ppl_last = ppl_rec[0].valid
-ppl_rec[0].train = 0
-ppl_rec[0].test = 0
-ppl_rec[0].lr = 0
-print()
-local lr_half = false
+ print("===INITIAL VALIDATION===")
+ local tnn, paramRepo = load_net(global_conf, 0)
+ local result = LMTrainer.lm_process_file(global_conf, global_conf.valid_fn, tnn, false) --false update!
+ nerv.LMUtil.wait(1)
+ ppl_rec[0] = {}
+ ppl_rec[0].valid = result:ppl_all("rnn")
+ ppl_last = ppl_rec[0].valid
+ ppl_rec[0].train = 0
+ ppl_rec[0].test = 0
+ ppl_rec[0].lr = 0
+
+ start_iter = 1
+
+ print()
+end
+
+if (start_iter == 0) then
+ nerv.error("start_iter should not be zero")
+end
local final_iter
-for iter = 1, global_conf.max_iter, 1 do
- final_iter = iter
+for iter = start_iter, global_conf.max_iter, 1 do
+ final_iter = iter --for final testing
global_conf.sche_log_pre = "[SCHEDULER ITER"..iter.." LR"..global_conf.lrate.."]:"
tnn, paramRepo = load_net(global_conf, iter - 1)
printf("===ITERATION %d LR %f===\n", iter, global_conf.lrate)