Merge pull request #1103 from baiyfbupt/ce

Continuous Evaluation for object detection

fluid/object_detection/.move.sh

-cp -r ./data/pascalvoc/. /home/.cache/paddle/dataset/pascalvoc

fluid/object_detection/.run.sh

-export MKL_NUM_THREADS=1
-export OMP_NUM_THREADS=1
-cudaid=${object_detection_cudaid:=0} # use 0-th card as default
-export CUDA_VISIBLE_DEVICES=$cudaid
-
-if [ ! -d "/root/.cache/paddle/dataset/pascalvoc" ];then
-    mkdir -p /root/.cache/paddle/dataset/pascalvoc
-    ./data/pascalvoc/download.sh
-    bash ./.move.sh
-fi
-FLAGS_benchmark=true  python train.py --batch_size=64 --num_passes=2 --for_model_ce=True --data_dir=/root/.cache/paddle/dataset/pascalvoc/ 

fluid/object_detection/.run_ce.sh

+###!/bin/bash
+####This file is only used for continuous evaluation.
+
+export MKL_NUM_THREADS=1
+export OMP_NUM_THREADS=1
+
+if [ ! -d "/root/.cache/paddle/dataset/pascalvoc" ];then
+    mkdir -p /root/.cache/paddle/dataset/pascalvoc
+    ./data/pascalvoc/download.sh
+    cp -r ./data/pascalvoc/. /home/.cache/paddle/dataset/pascalvoc
+fi
+
+cudaid=${object_detection_cudaid:=0}
+export CUDA_VISIBLE_DEVICES=$cudaid
+FLAGS_benchmark=true  python train.py --enable_ce=True --batch_size=64 --num_passes=2 --data_dir=/root/.cache/paddle/dataset/pascalvoc/ | python _ce.py
+
+cudaid=${object_detection_cudaid:=0,1,2,3}
+export CUDA_VISIBLE_DEVICES=$cudaid
+FLAGS_benchmark=true  python train.py --enable_ce=True --batch_size=64 --num_passes=2 --data_dir=/root/.cache/paddle/dataset/pascalvoc/ | python _ce.py

fluid/object_detection/_ce.py

+####this file is only used for continuous evaluation test!
+
+import os
+import sys
+sys.path.append(os.environ['ceroot'])
+from kpi import CostKpi, DurationKpi, AccKpi
+
+#### NOTE kpi.py should shared in models in some way!!!!
+
+train_cost_kpi = CostKpi('train_cost', 0.02, actived=True)
+test_acc_kpi = AccKpi('test_acc', 0.01, actived=True)
+train_speed_kpi = AccKpi('train_speed', 0.2, actived=True)
+train_cost_card4_kpi = CostKpi('train_cost_card4', 0.02, actived=True)
+test_acc_card4_kpi = AccKpi('test_acc_card4', 0.01, actived=True)
+train_speed_card4_kpi = AccKpi('train_speed_card4', 0.2, actived=True)
+
+tracking_kpis = [
+    train_cost_kpi,
+    test_acc_kpi,
+    train_speed_kpi,
+    train_cost_card4_kpi,
+    test_acc_card4_kpi,
+    train_speed_card4_kpi,
+]
+
+
+def parse_log(log):
+    '''
+    This method should be implemented by model developers.
+
+    The suggestion:
+
+    each line in the log should be key, value, for example:
+
+    "
+    train_cost\t1.0
+    test_cost\t1.0
+    train_cost\t1.0
+    train_cost\t1.0
+    train_acc\t1.2
+    "
+    '''
+    #kpi_map = {}
+    for line in log.split('\n'):
+        fs = line.strip().split('\t')
+        print(fs)
+        if len(fs) == 3 and fs[0] == 'kpis':
+            print("-----%s" % fs)
+            kpi_name = fs[1]
+            kpi_value = float(fs[2])
+            #kpi_map[kpi_name] = kpi_value
+            yield kpi_name, kpi_value
+    #return kpi_map
+
+
+def log_to_ce(log):
+    kpi_tracker = {}
+    for kpi in tracking_kpis:
+        kpi_tracker[kpi.name] = kpi
+
+    for (kpi_name, kpi_value) in parse_log(log):
+        print(kpi_name, kpi_value)
+        kpi_tracker[kpi_name].add_record(kpi_value)
+        kpi_tracker[kpi_name].persist()
+
+
+if __name__ == '__main__':
+    log = sys.stdin.read()
+    print("*****")
+    print(log)
+    print("****")
+    log_to_ce(log)

fluid/object_detection/train.py

@@ -23,7 +23,7 @@ add_arg('dataset',          str,   'pascalvoc', "coco2014, coco2017, and pascalv
 add_arg('model_save_dir',   str,   'model',     "The path to save model.")
 add_arg('pretrained_model', str,   'pretrained/ssd_mobilenet_v1_coco/', "The init model path.")
 add_arg('apply_distort',    bool,  True,   "Whether apply distort.")
-add_arg('apply_expand',     bool,  True,  "Whether appley expand.")
+add_arg('apply_expand',     bool,  True,   "Whether apply expand.")
 add_arg('nms_threshold',    float, 0.45,   "NMS threshold.")
 add_arg('ap_version',       str,   '11point',   "integral, 11point.")
 add_arg('resize_h',         int,   300,    "The resized image height.")
@@ -32,10 +32,8 @@ add_arg('mean_value_B',     float, 127.5,  "Mean value for B channel which will
 add_arg('mean_value_G',     float, 127.5,  "Mean value for G channel which will be subtracted.")  #116.78
 add_arg('mean_value_R',     float, 127.5,  "Mean value for R channel which will be subtracted.")  #103.94
 add_arg('is_toy',           int,   0, "Toy for quick debug, 0 means using all data, while n means using only n sample.")
-add_arg('for_model_ce',     bool,  False, "Use CE to evaluate the model")
 add_arg('data_dir',         str,   'data/pascalvoc', "data directory")
-add_arg('skip_batch_num',   int,    5,  "the num of minibatch to skip.")
-add_arg('iterations',       int,   120,  "mini batchs.")
+add_arg('enable_ce',     bool,  False, "Whether use CE to evaluate the model")
 #yapf: enable
 
 
@@ -48,6 +46,9 @@ def train(args,
           num_passes,
           model_save_dir,
           pretrained_model=None):
+    if args.enable_ce:
+        fluid.framework.default_startup_program().random_seed = 111
+
     image_shape = [3, data_args.resize_h, data_args.resize_w]
     if 'coco' in data_args.dataset:
         num_classes = 91
@@ -121,8 +122,12 @@ def train(args,
         train_exe = fluid.ParallelExecutor(
             use_cuda=args.use_gpu, loss_name=loss.name)
 
+    if not args.enable_ce:
         train_reader = paddle.batch(
             reader.train(data_args, train_file_list), batch_size=batch_size)
+    else:
+        train_reader = paddle.batch(
+            reader.train(data_args, train_file_list, False), batch_size=batch_size)
     test_reader = paddle.batch(
         reader.test(data_args, val_file_list), batch_size=batch_size)
     feeder = fluid.DataFeeder(
@@ -140,32 +145,32 @@ def train(args,
     def test(pass_id, best_map):
         _, accum_map = map_eval.get_map_var()
         map_eval.reset(exe)
+        every_pass_map=[]
         for batch_id, data in enumerate(test_reader()):
             test_map, = exe.run(test_program,
                                feed=feeder.feed(data),
                                fetch_list=[accum_map])
             if batch_id % 20 == 0:
+                every_pass_map.append(test_map)
                 print("Batch {0}, map {1}".format(batch_id, test_map))
+        mean_map = np.mean(every_pass_map)
         if test_map[0] > best_map:
             best_map = test_map[0]
             save_model('best_model')
         print("Pass {0}, test map {1}".format(pass_id, test_map))
-        return best_map
+        return best_map, mean_map
 
-    train_num = 0
-    total_train_time = 0.0
+    total_time = 0.0
     for pass_id in range(num_passes):
+        epoch_idx = pass_id + 1
         start_time = time.time()
         prev_start_time = start_time
-        # end_time = 0
         every_pass_loss = []
         iter = 0
         pass_duration = 0.0
         for batch_id, data in enumerate(train_reader()):
             prev_start_time = start_time
             start_time = time.time()
-            if args.for_model_ce and iter == args.iterations:
-                break
             if len(data) < (devices_num * 2):
                 print("There are too few data to train on all devices.")
                 continue
@@ -176,34 +181,31 @@ def train(args,
                 loss_v, = exe.run(fluid.default_main_program(),
                                   feed=feeder.feed(data),
                                   fetch_list=[loss])
-            # end_time = time.time()
             loss_v = np.mean(np.array(loss_v))
+            every_pass_loss.append(loss_v)
             if batch_id % 20 == 0:
                 print("Pass {0}, batch {1}, loss {2}, time {3}".format(
                     pass_id, batch_id, loss_v, start_time - prev_start_time))
 
-            if args.for_model_ce and iter >= args.skip_batch_num or pass_id != 0:
-                batch_duration = time.time() - start_time
-                pass_duration += batch_duration
-                train_num += len(data)
-                every_pass_loss.append(loss_v)
-                iter += 1
-        total_train_time += pass_duration
-
-        if args.for_model_ce and pass_id == num_passes - 1:
-            examples_per_sec = train_num / total_train_time
-            cost = np.mean(every_pass_loss)
-            with open("train_speed_factor.txt", 'w') as f:
-                f.write('{:f}\n'.format(examples_per_sec))
-            with open("train_cost_factor.txt", 'a+') as f:
-                f.write('{:f}\n'.format(cost))
-
-        best_map = test(pass_id, best_map)
+        end_time = time.time()
+        best_map, mean_map = test(pass_id, best_map)
+        if args.enable_ce and pass_id == 1:
+            total_time += end_time - start_time
+            train_avg_loss = np.mean(every_pass_loss)
+            if devices_num == 1:
+                print ("kpis    train_cost        %s" % train_avg_loss)
+                print ("kpis    test_acc          %s" % mean_map)
+                print ("kpis    train_speed       %s" % (total_time / epoch_idx))
+            else:
+                print ("kpis    train_cost_card%s   %s" % (devices_num, train_avg_loss))
+                print ("kpis    test_acc_card%s     %s" % (devices_num, mean_map))
+                print ("kpis    train_speed_card%s  %f" % (devices_num, total_time / epoch_idx))
+
+
         if pass_id % 10 == 0 or pass_id == num_passes - 1:
             save_model(str(pass_id))
     print("Best test map {0}".format(best_map))
 
-
 if __name__ == '__main__':
     args = parser.parse_args()
     print_arguments(args)