hexo-related-posts/lib/tfidf/matrixHasValue.js

Hexo plugin that generates related posts list with TF/IDF algorithm

const matrixHasValue = (matrix, key1, key2) => Boolean((matrix[key1] && matrix[key1][key2]) || (matrix[key2] && matrix[key2][key1] ));

module.exports = matrixHasValue;