Finding Out About（I***N=9780521734462） 英文原版 pdf 免费 地址 txt lrf 下载 kindle umd

　　Finding Out About explains how to build useful tools for

searching collecti*** of text and other media. In the process it

takes a close look at the properties of textual documents that do

not become clear until very large collecti*** of them are brought

together and shows that the c***tructi*** of effective search

engines requires knowledge of the statistical and mathematical

properties of linguistic phenomena, as well as an appreciation for

the cognitive foundation we bring to the task as language users.

The unique approach of this book is its even handling of the

phenomena of both numbers and words, giving it a wide appeal. The

textbook works for undergraduate and graduate classes on

information retrieval, library science, and computational

linguistics. More exercises are available to instructors. A

***ing Web site includes recent additi*** to the book, as well

as links to sites of new topics and methods.

1. Overview

2. Extracting lexical features

3. Weighting and matching against indices

4. Assessing the retrieval

5. Mathematical foundati***

6. Inference beyond the index

7. Adaptive information retrieval

8. Conclusi*** and future directi***

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书籍介绍

Finding Out About explains how to build useful tools for searching collecti*** of text and other media. In the process it takes a close look at the properties of textual documents that do not become clear until very large collecti*** of them are brought together and shows that the c***tructi*** of effective search engines requires knowledge of the statistical and mathematical properties of linguistic phenomena, as well as an appreciation for the cognitive foundation we bring to the task as language users. The unique approach of this book is its even handling of the phenomena of both numbers and words, giving it a wide appeal. The textbook works for undergraduate and graduate classes on information retrieval, library science, and computational linguistics. More exercises are available to instructors. A ***ing Web site includes recent additi*** to the book, as well as links to sites of new topics and methods.