weka中自带的数据里有个vote数据,请问各属性都是什么意思啊,老师让分析数据,各属性都不知道什么意思啊,跪求各位大神解答!!
- 牛云
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这个文件里面介绍信息这么详尽,连数据集的来龙去脉都交代了,还不知道什么意思?需要自我检讨下
大致意思是说这是某年国会投票的记录,通过对十几项提案的认同结果来对其党派进行分类。。。
% 1. Title: 1984 United States Congressional Voting Records Database
%
% 2. Source Information:
% (a) Source: Congressional Quarterly Almanac, 98th Congress,
% 2nd session 1984, Volume XL: Congressional Quarterly Inc.
% Washington, D.C., 1985.
% (b) Donor: Jeff Schlimmer (Jeffrey.Schlimmer@a.gp.cs.cmu.edu)
% (c) Date: 27 April 1987
%
% 3. Past Usage
% - Publications
% 1. Schlimmer, J. C. (1987). Concept acquisition through
% representational adjustment. Doctoral dissertation, Department of
% Information and Computer Science, University of California, Irvine, CA.
% -- Results: about 90%-95% accuracy appears to be STAGGER"s asymptote
% - Predicted attribute: party affiliation (2 classes)
%
% 4. Relevant Information:
% This data set includes votes for each of the U.S. House of
% Representatives Congressmen on the 16 key votes identified by the
% CQA. The CQA lists nine different types of votes: voted for, paired
% for, and announced for (these three simplified to yea), voted
% against, paired against, and announced against (these three
% simplified to nay), voted present, voted present to avoid conflict
% of interest, and did not vote or otherwise make a position known
% (these three simplified to an unknown disposition).