模型:
ai4bharat/MultiIndicParaphraseGenerationSS
该存储库包含在 IndicParaphrase 数据集的11种语言上微调的 IndicBARTSS 检查点。有关微调详细信息,请参阅 paper 。
from transformers import MBartForConditionalGeneration, AutoModelForSeq2SeqLM from transformers import AlbertTokenizer, AutoTokenizer tokenizer = AutoTokenizer.from_pretrained("ai4bharat/MultiIndicParaphraseGenerationSS", do_lower_case=False, use_fast=False, keep_accents=True) # Or use tokenizer = AlbertTokenizer.from_pretrained("ai4bharat/MultiIndicParaphraseGenerationSS", do_lower_case=False, use_fast=False, keep_accents=True) model = AutoModelForSeq2SeqLM.from_pretrained("ai4bharat/MultiIndicParaphraseGenerationSS") # Or use model = MBartForConditionalGeneration.from_pretrained("ai4bharat/MultiIndicParaphraseGenerationSS") # Some initial mapping bos_id = tokenizer._convert_token_to_id_with_added_voc("<s>") eos_id = tokenizer._convert_token_to_id_with_added_voc("</s>") pad_id = tokenizer._convert_token_to_id_with_added_voc("<pad>") # To get lang_id use any of ['<2as>', '<2bn>', '<2en>', '<2gu>', '<2hi>', '<2kn>', '<2ml>', '<2mr>', '<2or>', '<2pa>', '<2ta>', '<2te>'] # First tokenize the input. The format below is how IndicBART was trained so the input should be "Sentence </s> <2xx>" where xx is the language code. Similarly, the output should be "<2yy> Sentence </s>". inp = tokenizer("दिल्ली यूनिवर्सिटी देश की प्रसिद्ध यूनिवर्सिटी में से एक है. </s> <2hi>", add_special_tokens=False, return_tensors="pt", padding=True).input_ids # For generation. Pardon the messiness. Note the decoder_start_token_id. model_output=model.generate(inp, use_cache=True,no_repeat_ngram_size=3,encoder_no_repeat_ngram_size=3, num_beams=4, max_length=20, min_length=1, early_stopping=True, pad_token_id=pad_id, bos_token_id=bos_id, eos_token_id=eos_id, decoder_start_token_id=tokenizer._convert_token_to_id_with_added_voc("<2hi>")) # Decode to get output strings decoded_output=tokenizer.decode(model_output[0], skip_special_tokens=True, clean_up_tokenization_spaces=False) print(decoded_output) #दिल्ली यूनिवर्सिटी भारत की सबसे बड़ी यूनिवर्सिटी है।
IndicParaphrase测试集上的得分如下:
Language | BLEU / Self-BLEU / iBLEU |
---|---|
as | 1.19 / 1.64 / 0.34 |
bn | 10.04 / 1.08 / 6.70 |
gu | 18.69 / 1.62 / 12.60 |
hi | 25.05 / 1.75 / 17.01 |
kn | 13.14 / 1.89 / 8.63 |
ml | 8.71 / 1.36 / 5.69 |
mr | 18.50 / 1.49 / 12.50 |
or | 23.02 / 2.68 / 15.31 |
pa | 17.61 / 1.37 / 11.92 |
ta | 16.25 / 2.13 / 10.74 |
te | 14.16 / 2.29 / 9.23 |
如果您使用此模型,请引用以下论文:
@inproceedings{Kumar2022IndicNLGSM, title={IndicNLG Suite: Multilingual Datasets for Diverse NLG Tasks in Indic Languages}, author={Aman Kumar and Himani Shrotriya and Prachi Sahu and Raj Dabre and Ratish Puduppully and Anoop Kunchukuttan and Amogh Mishra and Mitesh M. Khapra and Pratyush Kumar}, year={2022}, url = "https://arxiv.org/abs/2203.05437" }