Idf was released as "phrase specificity" by Karen Spärck Jones inside a 1972 paper. Although it has labored effectively as being a heuristic, its theoretical foundations have been troublesome for at least three many years afterward, with quite a few scientists wanting to find facts theoretic justifications for it.[7] You https://-dynamicdiscounting28383.laowaiblog.com/36789202/the-best-side-of-trade-finance-transparency