文献信息服务量化的数学模型及其评价
2001-05-30分类号:G254
【部门】西安电子科技大学图书馆!陕西710071
【摘要】The article first gives a brief introduction of the mathematical model method for quantized documentary information service.Meanwhile,it defines the conceptions of information production,information transmission and information field.Finally,using the deductive method and a mathematical model,and ba...
【关键词】documentation information service information evaluation mathematical model
【基金】
【所属期刊栏目】情报理论与实践
文献传递