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https://github.com/tesseract-ocr/tesseract.git
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46 lines
1.9 KiB
C++
46 lines
1.9 KiB
C++
// (C) Copyright 2017, Google Inc.
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "lstm_test.h"
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namespace tesseract {
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// Tests that training with unicharset recoding learns faster than without,
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// for Korean. This test is split in two, so it can be run sharded.
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TEST_F(LSTMTrainerTest, RecodeTestKorBase) {
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// A basic single-layer, bi-di 1d LSTM on Korean.
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SetupTrainer("[1,1,0,32 Lbx96 O1c1]", "kor-full", "kor/kor.unicharset",
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"kor.Arial_Unicode_MS.exp0.lstmf", false, true, 5e-4, false, "kor");
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double kor_full_err = TrainIterations(kTrainerIterations * 2);
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EXPECT_LT(kor_full_err, 88);
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// EXPECT_GT(kor_full_err, 85);
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LOG(INFO) << "********** Expected < 88 ************\n" ;
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}
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TEST_F(LSTMTrainerTest, RecodeTestKor) {
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// A basic single-layer, bi-di 1d LSTM on Korean.
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SetupTrainer("[1,1,0,32 Lbx96 O1c1]", "kor-recode", "kor/kor.unicharset",
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"kor.Arial_Unicode_MS.exp0.lstmf", true, true, 5e-4, false, "kor");
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double kor_recode_err = TrainIterations(kTrainerIterations);
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EXPECT_LT(kor_recode_err, 60);
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LOG(INFO) << "********** Expected < 60 ************\n" ;
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}
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// Tests that the given string encodes and decodes back to the same
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// with both recode on and off for Korean.
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TEST_F(LSTMTrainerTest, EncodeDecodeBothTestKor) {
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TestEncodeDecodeBoth("kor", "한국어 위키백과에 오신 것을 환영합니다!");
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}
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} // namespace tesseract.
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