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| − | <pre>
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| − | RELEASE TITLE: LM RELEASE
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| − | RELEASE VERSION: v0.2
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| − | RELEASE TYPE: STEP RELEASE
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| − | RELEASE LOCATION: /work4/singular/public/release/lm/v0.2
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| − | RELATED BUGDB: 11
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| − | 1. BACKGROUND:
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| − | 2. TECHNOLOGY SUMMARY:
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| − | 利用40G金融语料和64G通用语料，以3G的大小进行分割，用cleaning v0.1进行清洗，以vocab v0.2为词表，用
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| − | MultilingualSegmenter.jar进行分词，分别训练，得到36个LM，按照1:1进行插值合并，按照不同剪枝率进行剪枝，
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| − | 得到2组LM（其中通用领域LM由于体积过大，需先将22个LM合并成2个，再按5gram_1e-9进行剪枝，再将2个LM合并，
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| − | 再剪枝）。再将2组LM按照1:1进行合并，得到一组混合LM。
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| − | 3. RELEASE COMPONENT:
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| − | LM: LM RELEASE v0.2
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| − | 4. TEST RESULT:
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| − | ==============================================================================
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| − | | wer / ppl | test_myhexin_20161019 | test_1000ju | test_2000ju |
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| − | ==============================================================================
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| − | | fin_3gram_1e-7 | 6.33/803.275 | 36.76/1623.97 | 45.17/1687.52 |
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| − | | uni_3gram_1e-7 | 8.05/1511.17 | 27.78/379.833 | 38.08/454.279 |
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| − | | hybrid_3gram_1e-7 | 6.45/799.42 | 28.89/503.623 | 39.66/590.483 |
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| − | | given_finance | 6.47/1104.9 | 37.51/2362.24 | 45.77/2474.66 |
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| − | | given_universe | 12.23/4277.15 | 20.79/319.08 | 31.77/351.087 |
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| − | ==============================================================================
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| − | Note:
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| − | Beam=13
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| − | max_active=7000
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| − | fin_3gram_1e-7为40G金融语料训练出的LM
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| − | uni_3gram_1e-7为64G通用语料训练出的LM
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| − | hybrid_3gram_1e-7为混合LM
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| − | given_finance为2.9G金融语料训练出的LM
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| − | given_universe为海量通用语料训练出的Base LM
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| − | 发音词典为lexicon v0.2
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| − | AM为tonghuashun v0.1 am
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| − | 5. RELEASE TEAM:
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| − | Author: 魏扬
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| − | Contributor: 白子薇
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| − | Monitor: 赵梦原
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| − |
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| − | </pre>
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