This paper makes a brief introduction about the exact retrieval tool of CNKI Retrieval System,and shows it is helpful for literature characteristics recognition with practical retrieval examples for similar literature.

Stamping parts case retrieval methodology based on process similarity;

Similarity analysis in nearest-neighbor case retrieval;

Rough set-based case retrieval technology in conceptual design of FMS;

Aimed at the limitations of available approach for case class retrieval, a new similitude cosine two-value approach was proposed for case class retrieval.

A cases indexing model of steel used in coupling neural network project;