information retrieval methods practice de wang nan (1 resultados)

paperback. Condición: New. Pages Number: 160 Publisher: Northeast University Press Pub. Date :2007-05. The book is nine chapters. including information retrieval based on commonly used Chinese database retrieval system. economic information retrieval. social science information retrieval. information retrieval technology. foreign technology information resources. especially in literature search . the use of information resources and retrieval of examples. The basic principle of the book from the search. retrieval of in.