init

.gitignore

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+.idea

scripts/do-fastBPE.sh

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+#!/bin/bash
+
+# arguments
+# 1. root of gonito.net challenge-like filestructure
+# 2. suffix of source sentences, E.g. en for files like train.en
+# 3. suffix of source sentences, E.g. pl for files like train.pl
+# 4. number of BPE merge operations, E.g. 32000
+# Usage example ./do-fastBPE.sh ~/myCorpora en pl 32000
+
+# path to corpus
+corpus_path="$1"
+# absolute paths to the files with source sentences
+source_suffix="$2"
+source_path_train="$corpus_path"/train/train."$source_suffix"
+source_path_test="$corpus_path"/test/test."$source_suffix"
+# absolute paths to the files with target sentences
+target_suffix="$3"
+target_path_train="$corpus_path"/train/train."$target_suffix"
+target_path_test="$corpus_path"/test/test."$target_suffix"
+# number of BPE merge operations, E.g. 32000
+bpe_merges="$4"
+# path to BPE merges?
+codes="$corpus_path"/codes
+
+
+cd ~/fastBPE
+# learn BPE
+./fast learnbpe "$bpe_merges" "$source_path_train" "$target_path_train" > "$codes"
+# apply codes to train
+./fast applybpe "$source_path_train"."$bpe_merges" "$source_path_train" "$codes"
+./fast applybpe "$target_path_train"."$bpe_merges" "$target_path_train" "$codes"
+# get train vocabulary
+./fast getvocab "$source_path_train"."$bpe_merges" > "$source_path_train".vocab."$bpe_merges"
+./fast getvocab "$target_path_train"."$bpe_merges" > "$target_path_train".vocab."$bpe_merges"
+# apply codes to test
+./fast applybpe "$source_path_test"."$bpe_merges" "$source_path_test" "$codes" "$source_path_train".vocab."$bpe_merges"
+./fast applybpe "$target_path_test"."$bpe_merges" "$target_path_test" "$codes" "$target_path_train".vocab."$bpe_merges"
+cd ~

scripts/fastBPE-setup.sh

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+#!/bin/bash
+
+cd ~
+git clone https://github.com/glample/fastBPE.git
+cd fastBPE
+g++ -std=c++11 -pthread -O3 fastBPE/main.cc -IfastBPE -o fast
+cd ~

scripts/marian-setup.sh

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+#!/bin/bash
+
+# install MarianMT pre-requirements
+apt-get install --force-yes git cmake build-essential libboost-system-dev libprotobuf17 protobuf-compiler libprotobuf-dev openssl libssl-dev libgoogle-perftools-dev
+git clone https://github.com/marian-nmt/marian
+mkdir marian/build
+cd marian/build
+cmake ..
+make -j4
+cd ~

scripts/marian-train.sh

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+#!/bin/bash
+
+# arguments
+# 1. root of gonito.net challenge-like filestructure
+# 2. suffix of source sentences, E.g. en for files like train.en
+# 3. suffix of source sentences, E.g. pl for files like train.pl
+# 4. number of BPE merge operations, E.g. 32000
+# 5. expected number of train epochs
+
+# path to corpus
+corpus_path="$1"
+source_suffix="$2"
+target_suffix="$3"
+bpe_merges="$4"
+epochs="$5"
+
+source_file="$corpus_path"/train/train."$source_suffix"
+source_vocab="$source_file".vocab."$bpe_merges"
+
+target_file="$corpus_path"/train/train."$target_suffix"
+target_vocab="$target_file".vocab."$bpe_merges"
+
+
+./marian/build/marian \
+--model model/model.npz --type transformer \
+--overwrite
+--train-sets "$source_file" "$target_file" \
+--max-length 100 \
+--vocabs "$source_vocab" "$target_vocab" \
+#--vocabs model/vocab.ende.yml model/vocab.ende.yml \
+--mini-batch-fit -w 10000 --maxi-batch 1000 \
+--after_epochs "$epochs" \
+#--early-stopping 10 \
+--valid-freq 5000 \
+--save-freq 5000 \
+--disp-freq 500 \
+--beam-size 6 --normalize 0.6 \
+--enc-depth 6 --dec-depth 6 \
+--transformer-heads 8 \
+--transformer-postprocess-emb d \
+--transformer-postprocess dan \
+--transformer-dropout 0.1 --label-smoothing 0.1 \
+--learn-rate 0.0003 --lr-warmup 16000 --lr-decay-inv-sqrt 16000 --lr-report \
+--optimizer-params 0.9 0.98 1e-09 --clip-norm 5 \
+--tied-embeddings-all \
+--exponential-smoothing
+--log model/train.log \
+#--valid-log model/valid.log \
+#--valid-metrics cross-entropy perplexity translation \
+#--valid-sets data/valid.bpe.en data/valid.bpe.de \
+#--valid-script-path ./scripts/validate.sh \
+#--valid-translation-output data/valid.bpe.en.output --quiet-translation \
+#--valid-mini-batch 64 \

setup.sh

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+#!/bin/bash
+
+./scripts/marian-setup.sh
+./scripts/fastBPE-setup.sh

train.sh

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+#!/bin/bash
+
+# arguments
+# 1. root of gonito.net challenge-like filestructure
+# 2. suffix of source sentences, E.g. en for files like train.en
+# 3. suffix of source sentences, E.g. pl for files like train.pl
+# 4. number of BPE merge operations, E.g. 32000
+# 5. expected number of train epochs
+
+
+corpus_path="$1"
+source_suffix="$2"
+target_suffix="$3"
+bpe_merges="$4"
+epochs="$5"
+
+./do-fastBPE.sh "$corpus_path" "$source_suffix" "$target_suffix" "$bpe_merges"
+./marian-train.sh "$corpus_path" "$source_suffix" "$target_suffix" "$bpe_merges" "$epochs"