run_resnet_1f.sh
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#!/bin/bash
# 1f is as 1e but with l2-regularize instead of proportional shrink
# local/nnet3/compare.sh exp/resnet1e_cifar10 exp/resnet1f_cifar10
# System resnet1e_cifar10 resnet1f_cifar10
# final test accuracy: 0.9583 0.9606
# final train accuracy: 0.9994 1
# final test objf: -0.124945 -0.125568
# final train objf: -0.00603407 -0.00328435
# num-parameters: 3465194 3465194
# local/nnet3/compare.sh exp/resnet1e_cifar100 exp/resnet1f_cifar100
# System resnet1e_cifar100 resnet1i_cifar100
# final test accuracy: 0.792 0.7879
# final train accuracy: 0.9904 0.9982
# final test objf: -0.780931 -0.798408
# final train objf: -0.0498624 -0.0206344
# num-parameters: 3511364 3511364
# Set -e here so that we catch if any executable fails immediately
set -euo pipefail
# training options
stage=0
train_stage=-10
dataset=cifar10
srand=0
reporting_email=
affix=1f
# End configuration section.
echo "$0 $@" # Print the command line for logging
. ./cmd.sh
. ./path.sh
. ./utils/parse_options.sh
if ! cuda-compiled; then
cat <<EOF && exit 1
This script is intended to be used with GPUs but you have not compiled Kaldi with CUDA
If you want to use GPUs (and have them), go to src/, and configure and make on a machine
where "nvcc" is installed.
EOF
fi
dir=exp/resnet${affix}_${dataset}
egs=exp/${dataset}_egs2
if [ ! -d $egs ]; then
echo "$0: expected directory $egs to exist. Run the get_egs.sh commands in the"
echo " run.sh before this script."
exit 1
fi
# check that the expected files are in the egs directory.
for f in $egs/egs.1.ark $egs/train_diagnostic.egs $egs/valid_diagnostic.egs $egs/combine.egs \
$egs/info/feat_dim $egs/info/left_context $egs/info/right_context \
$egs/info/output_dim; do
if [ ! -e $f ]; then
echo "$0: expected file $f to exist."
exit 1;
fi
done
mkdir -p $dir/log
if [ $stage -le 1 ]; then
mkdir -p $dir
echo "$0: creating neural net configs using the xconfig parser";
num_targets=$(cat $egs/info/output_dim)
# Note: we hardcode in the CNN config that we are dealing with 32x3x color
# images.
nf1=48
nf2=96
nf3=512
nb3=256
a="num-minibatches-history=40.0 l2-regularize=0.0015"
common="$a required-time-offsets=0 height-offsets=-1,0,1"
res_opts="$a bypass-source=batchnorm"
mkdir -p $dir/configs
cat <<EOF > $dir/configs/network.xconfig
input dim=96 name=input
conv-layer name=conv1 $a height-in=32 height-out=32 time-offsets=-1,0,1 required-time-offsets=0 height-offsets=-1,0,1 num-filters-out=$nf1
res-block name=res2 num-filters=$nf1 height=32 time-period=1 $res_opts
res-block name=res3 num-filters=$nf1 height=32 time-period=1 $res_opts
conv-layer name=conv4 height-in=32 height-out=16 height-subsample-out=2 time-offsets=-1,0,1 $common num-filters-out=$nf2
res-block name=res5 num-filters=$nf2 height=16 time-period=2 $res_opts
res-block name=res6 num-filters=$nf2 height=16 time-period=2 $res_opts
conv-layer name=conv7 height-in=16 height-out=8 height-subsample-out=2 time-offsets=-2,0,2 $common num-filters-out=$nf3
res-block name=res8 num-filters=$nf3 num-bottleneck-filters=$nb3 height=8 time-period=4 $res_opts
res-block name=res9 num-filters=$nf3 num-bottleneck-filters=$nb3 height=8 time-period=4 $res_opts
res-block name=res10 num-filters=$nf3 num-bottleneck-filters=$nb3 height=8 time-period=4 $res_opts
channel-average-layer name=channel-average input=Append(2,6,10,14,18,22,24,28) dim=$nf3
output-layer name=output learning-rate-factor=0.1 dim=$num_targets l2-regularize=0.01
EOF
steps/nnet3/xconfig_to_configs.py --xconfig-file $dir/configs/network.xconfig --config-dir $dir/configs/
fi
if [ $stage -le 2 ]; then
steps/nnet3/train_raw_dnn.py --stage=$train_stage \
--cmd="$train_cmd" \
--image.augmentation-opts="--horizontal-flip-prob=0.5 --horizontal-shift=0.1 --vertical-shift=0.1 --rotation-degree=30 --rotation-prob=0.5 --num-channels=3" \
--trainer.srand=$srand \
--trainer.max-param-change=2.0 \
--trainer.num-epochs=140 \
--egs.frames-per-eg=1 \
--trainer.optimization.num-jobs-initial=1 \
--trainer.optimization.num-jobs-final=2 \
--trainer.optimization.initial-effective-lrate=0.003 \
--trainer.optimization.final-effective-lrate=0.0003 \
--trainer.optimization.minibatch-size=256,128,64 \
--trainer.shuffle-buffer-size=2000 \
--egs.dir="$egs" \
--use-gpu=true \
--reporting.email="$reporting_email" \
--dir=$dir || exit 1;
fi
exit 0;