key=lambdaitem:item[1],reverse=True)# 使用示例bm25=BM25Chinese()bm25.add_document("这是一个测试文档。")bm25.add_document("这是另一个测试文档,包含更多内容。")bm25.calculate_idf()query="测试文档"results=bm25.search(query)print(results)# 打印出搜索结果,包括文档...
(.json 或 .pkl) corpus: 原始文档集合,用于初始化 Returns: EnglishBM25 或 ChineseBM25 实例 Raises: ValueError: 如果文件扩展名或语言不支持 """ if filepath.endswith('.json'): with open(filepath, 'r', encoding='utf-8') as f: data = json.load(f) elif filepath.endswith('.pkl'): ...
the name of a field in the specified index. The name must be a constant. The field must be of the TEXT or SHORT_TEXT type. The analyzer can be the general analyzer for Chinese, a custom analyzer, the single character analyzer for Chinese, the analyzer for English, or the analyzer for...
bm25 = BM25Okapi(tokenized_corpus) query = "床前明月光" tokenized_query = chinese_tokenizer(query) doc_scores = bm25.get_scores(tokenized_query) doc_scores # array([1.8621931, 0. , 0. , 0. ]) 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19....
Each Unit Includes Recharging Line Cord Test Leads Instructions Accessory Pouch Recommended Accessories DescriptionProductPrice 50FT SHIELDED LEAD FOR23359E $420.00 USD CALIBRATED CK BOX W/FOUR HIGH23360E $505.00 USD 制造商: Megger 模型: BM25
Improving Chinese Native Language Identification by Cleaning Noisy Data and Adopting BM25doi:10.1109/ICBDA.2016.7509793Wang, LanTanaka, MasahiroYamana, Hayato
similarities= bm25Similarity(___,Name,Value)specifies additional options using one or more name-value pair arguments. For instance, to use the BM25+ algorithm, set the'DocumentLengthCorrection'option to a nonzero value. example Examples collapse all ...
Chinese Answer: 简介: BM25(最佳匹配25)和余弦相似度是信息检索系统中用于评估文档与给定查询的相关性的两种流行的检索模型。BM25是一种概率模型,根据查询词在文档中的频率为每个文档分配一个分数,而余弦相似度是一种几何模型,用于测量向量空间中查询向量和文档向量之间的角度。 BM25: BM25是经典TF-IDF模型的扩展。
w2v-light-tencent-chinese是腾讯词向量的Word2Vec模型,CPU加载使用,适用于中文字面匹配任务和缺少数据的冷启动情况 各预训练模型均可以通过transformers调用,如MacBERT模型:--model_name hfl/chinese-macbert-base或者roberta模型:--model_name uer/roberta-medium-wwm-chinese-cluecorpussmall ...
w2v-light-tencent-chinese是腾讯词向量的Word2Vec模型,CPU加载使用,适用于中文字面匹配任务和缺少数据的冷启动情况 各预训练模型均可以通过transformers调用,如MacBERT模型:--model_name hfl/chinese-macbert-base或者roberta模型:--model_name uer/roberta-medium-wwm-chinese-cluecorpussmall ...