【摘要】 论述情报产品生产是一种经济行为。探讨情报产品的概念和作为情报产品生产的一个重要环节——分类的意义，以及对情报产品按其在生产过程中所耗费的劳动进行分类的模糊数学方法。更多还原

【Abstract】 Discusses the concept of information products and the significance of their classification which is an important link in information products processing, based on the point of view information production is an economical behavior. Then, fuzzy mathematics method in classifying is studied according to the amount of labour consumed in information production.更多还原