Measurement
Paul Lockhart
Information Retrieval: Implementing and Evaluating Search Engines
Stefan Buttcher & Charles L. A. Clarke & Gordon V. Cormack
Book of Proof
Richard H. Hammack
矩阵计算
Charles F. van Loan & Gene H. Golub
Computers and Intractability: A Guide to the Theory of NP-completeness
Michael R. Garey & David S. Johnson