Retrieval includes two processes: information storage and retrieval. Information storage is to gather a large number of disorderly information, according to the appearance characteristics and content characteristics of information sources;
After sorting, classifying, concentrating and indexing, it will be systematic and orderly. According to certain technical requirements, a database or retrieval system with retrieval function will be built for people to search. Retrieval refers to the use of compiled retrieval tools or retrieval systems to find out specific information that meets the requirements of users.
Extended data:
Computer retrieval
The method of literature retrieval by using computer technology and modern retrieval means such as CD-ROM and Internet. Like manual retrieval, computer information retrieval should be regarded as a basic skill of future scientific and technological personnel, and the training and cultivation of this ability is extremely important for scientific and technological personnel to adapt to the future society and cross-century scientific research;
A researcher who is good at obtaining documents from electronic information systems must have more chances of success than those who do not have this ability. The American periodical POV, which reports the new lifestyle, also lists interactive network retrieval experts as one of the top ten hot jobs in the future.
All these situations show that computer literature retrieval is becoming more and more important, and it is worth paying attention to this technology.