Idf was introduced as "phrase specificity" by Karen Spärck Jones in a very 1972 paper. Although it has worked very well being a heuristic, its theoretical foundations happen to be troublesome for at least 3 decades afterward, with lots of scientists trying to discover info theoretic justifications for it.[seven] AR https://-importfinance96284.mpeblog.com/67332934/fascination-about-supply-chain-finance-funding