README.md

eng-iir

• source group: English

• target group: Indo-Iranian languages

• OPUS readme: eng-iir

• model: transformer

• source language(s): eng

• target language(s): asm awa ben bho gom guj hif_Latn hin jdt_Cyrl kur_Arab kur_Latn mai mar npi ori oss pan_Guru pes pes_Latn pes_Thaa pnb pus rom san_Deva sin snd_Arab tgk_Cyrl tly_Latn urd zza

• model: transformer

• pre-processing: normalization + SentencePiece (spm32k,spm32k)

• a sentence initial language token is required in the form of >>id<< (id = valid target language ID)

• download original weights: opus2m-2020-08-01.zip

• test set translations: opus2m-2020-08-01.test.txt

• test set scores: opus2m-2020-08-01.eval.txt

Benchmarks

testset	BLEU	chr-F
newsdev2014-enghin.eng.hin	6.7	0.326
newsdev2019-engu-engguj.eng.guj	6.0	0.283
newstest2014-hien-enghin.eng.hin	10.4	0.353
newstest2019-engu-engguj.eng.guj	6.6	0.282
Tatoeba-test.eng-asm.eng.asm	2.7	0.249
Tatoeba-test.eng-awa.eng.awa	0.4	0.122
Tatoeba-test.eng-ben.eng.ben	15.3	0.459
Tatoeba-test.eng-bho.eng.bho	3.7	0.161
Tatoeba-test.eng-fas.eng.fas	3.4	0.227
Tatoeba-test.eng-guj.eng.guj	18.5	0.365
Tatoeba-test.eng-hif.eng.hif	1.0	0.064
Tatoeba-test.eng-hin.eng.hin	17.0	0.461
Tatoeba-test.eng-jdt.eng.jdt	3.9	0.122
Tatoeba-test.eng-kok.eng.kok	5.5	0.059
Tatoeba-test.eng-kur.eng.kur	4.0	0.125
Tatoeba-test.eng-lah.eng.lah	0.3	0.008
Tatoeba-test.eng-mai.eng.mai	9.3	0.445
Tatoeba-test.eng-mar.eng.mar	20.7	0.473
Tatoeba-test.eng.multi	13.7	0.392
Tatoeba-test.eng-nep.eng.nep	0.6	0.060
Tatoeba-test.eng-ori.eng.ori	2.4	0.193
Tatoeba-test.eng-oss.eng.oss	2.1	0.174
Tatoeba-test.eng-pan.eng.pan	9.7	0.355
Tatoeba-test.eng-pus.eng.pus	1.0	0.126
Tatoeba-test.eng-rom.eng.rom	1.3	0.230
Tatoeba-test.eng-san.eng.san	1.3	0.101
Tatoeba-test.eng-sin.eng.sin	11.7	0.384
Tatoeba-test.eng-snd.eng.snd	2.8	0.180
Tatoeba-test.eng-tgk.eng.tgk	8.1	0.353
Tatoeba-test.eng-tly.eng.tly	0.5	0.015
Tatoeba-test.eng-urd.eng.urd	12.3	0.409
Tatoeba-test.eng-zza.eng.zza	0.5	0.025

System Info:

• hf_name: eng-iir

• source_languages: eng

• target_languages: iir

• opus_readme_url: https://github.com/Helsinki-NLP/Tatoeba-Challenge/tree/master/models/eng-iir/README.md

• original_repo: Tatoeba-Challenge

• tags: ['translation']

• languages: ['en', 'bn', 'or', 'gu', 'mr', 'ur', 'hi', 'ps', 'os', 'as', 'si', 'iir']

• src_constituents: {'eng'}

• tgt_constituents: {'pnb', 'gom', 'ben', 'hif_Latn', 'ori', 'guj', 'pan_Guru', 'snd_Arab', 'npi', 'mar', 'urd', 'pes', 'bho', 'kur_Arab', 'tgk_Cyrl', 'hin', 'kur_Latn', 'pes_Thaa', 'pus', 'san_Deva', 'oss', 'tly_Latn', 'jdt_Cyrl', 'asm', 'zza', 'rom', 'mai', 'pes_Latn', 'awa', 'sin'}

• src_multilingual: False

• tgt_multilingual: True

• prepro: normalization + SentencePiece (spm32k,spm32k)

• url_model: https://object.pouta.csc.fi/Tatoeba-MT-models/eng-iir/opus2m-2020-08-01.zip

• url_test_set: https://object.pouta.csc.fi/Tatoeba-MT-models/eng-iir/opus2m-2020-08-01.test.txt

• src_alpha3: eng

• tgt_alpha3: iir

• short_pair: en-iir

• chrF2_score: 0.392

• bleu: 13.7

• brevity_penalty: 1.0

• ref_len: 63351.0

• src_name: English

• tgt_name: Indo-Iranian languages

• train_date: 2020-08-01

• src_alpha2: en

• tgt_alpha2: iir

• prefer_old: False

• long_pair: eng-iir

• helsinki_git_sha: 480fcbe0ee1bf4774bcbe6226ad9f58e63f6c535

• transformers_git_sha: 6bdf998dffa70030e42f512a586f33a15e648edd

• port_machine: brutasse

• port_time: 2020-08-19-00:09