Information retrieval | npm.io

A simple, easy to use implementation of the Okapi BM25 algorithm.

okapi bm25 ranking relevance information retrieval

1.4.0 • Published 3 years ago

Various utilities regarding Levenshtein transducers.

javascript coffeescript levenshtein distance metric spelling correction fuzzy search approximate string matching automata transducer

2.0.4 • Published 9 years ago

Full text search engine in js. Features BM25 ranking function that can be tuned.

okapi bm25 tfidf tf-idf search engine full text search natural language search information retrieval bm25 term weighting vector space model

1.7.2 • Published 5 years ago

Hierarchical agglomerative clustering

hac clustering IR Hierarchical agglomerative clustering Hierarchical clustering information retrieval

1.0.7 • Published 8 years ago

A package to extract important keywords from a document using TF-IDF technique

keyword extractor tfidf tf-idf information retrieval term frequency inverse document frequency data mining text mining

1.1.1 • Published 5 years ago

Feature hashing, also known as the hashing trick, a fast and space-efficient way of vectorizing features.

machine learning bag of words feature vector natural language processing nlp bow document classification information retrieval sparse vector ml

1.0.0 • Published 9 years ago

PAT tree construction for Chinese documents, keyword extraction and text segmentation

node pat-tree trie patricia tree pat tree PAT tree information retrieval Chinese ckip

1.0.8 • Published 8 years ago

Full text search engine in js that features tunable BM25 ranking function.

okapi bm25 tfidf tf-idf search engine full text search natural language processing information retrieval bm25 term weighting vector space model

1.0.0 • Published 4 months ago

[![npm version](https://img.shields.io/npm/v/@spinque/query-api.svg?style=flat-square)](https://www.npmjs.org/package/@spinque/query-api) [![install size](https://packagephobia.now.sh/badge?p=@spinque/query-api)](https://packagephobia.now.sh/result?p=@spi

spinque query api search information retrieval ranking knowledge graph search design

0.16.0 • Published 6 months ago

Various utilities regarding Levenshtein transducers.

javascript coffeescript levenshtein distance metric spelling correction fuzzy search approximate string matching automata transducer

2.0.4 • Published 1 year ago