pos_fp16

$ CHAINER_DTYPE=float16 python postagging.py -d 0
[nltk_data] Downloading package brown to /home/ext-
[nltk_data]     mtakagi/nltk_data...
[nltk_data]   Package brown is already up-to-date!
# of sentences: 57340
# of words: 56057
# of pos: 472
epoch       main/loss   validation/main/loss  main/accuracy  validation/main/accuracy  elapsed_time
0           244.875                                                                    18.3736
0           373.75                                                                     34.9924
0           484                                                                        52.0251
0           405                                                                        69.0014
0           583.5                                                                      85.4809
0           457.25                                                                     101.926
0           604                                                                        118.143
0           624.5                                                                      134.284
0           648                                                                        150.944
0           651         inf                                                            183.218
0           599                                                                        199.032
0           570                                                                        216.103
0           741                                                                        232.727
0           635.5                                                                      249.551
0           624.5                                                                      266.241
0           588                                                                        282.158
0           510.5                                                                      298.83
1           682.5                                                                      316.112
...

pos_fp32

$ python postagging.py -d 0
[nltk_data] Downloading package brown to /home/ext-
[nltk_data]     mtakagi/nltk_data...
[nltk_data]   Package brown is already up-to-date!
# of sentences: 57340
# of words: 56057
# of pos: 472
epoch       main/loss   validation/main/loss  main/accuracy  validation/main/accuracy  elapsed_time
0           141.239                                                                    22.792
0           113.19                                                                     39.3661
0           114.635                                                                    55.519
0           112.386                                                                    72.2397
0           116.988                                                                    89.4686
0           98.8784                                                                    106.247
0           93.1237                                                                    122.525
0           104.609                                                                    140.066
0           94.4792                                                                    156.701
0           70.8619     86.1662                                                        189.416
0           92.868                                                                     206.524
0           79.3871                                                                    223.823
0           80.603                                                                     240.929
0           74.7876                                                                    258.611
0           73.1876                                                                    276.698
0           73.5143                                                                    293.966
0           67.4956                                                                    311.421
1           70.0493                                                                    327.604
...

runtime_info

$ python
Python 3.7.3 (default, Mar 27 2019, 22:11:17)
[GCC 7.3.0] :: Anaconda, Inc. on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import chainer
>>> chainer.print_runtime_info()
Platform: Linux-4.15.0-50-generic-x86_64-with-debian-buster-sid
Chainer: 7.0.0a1
NumPy: 1.16.4
CuPy:
  CuPy Version          : 7.0.0a1
  CUDA Root             : /usr/local/cuda
  CUDA Build Version    : 10000
  CUDA Driver Version   : 10000
  CUDA Runtime Version  : 10000
  cuDNN Build Version   : 7500
  cuDNN Version         : 7500
  NCCL Build Version    : 2402
  NCCL Runtime Version  : 2402
iDeep: 2.0.0.post3
>>>