小编use*_*562的帖子

我正在进行情绪分析,我正在使用此链接中给出的数据集:http://www.cs.jhu.edu/~mdredze/datasets/sentiment/index2.html我将数据集分成50:50比例.50%用作测试样品,50%用作火车样品,从火车样品中提取特征并使用Weka分级器进行分类,但我的预测准确度约为70-75%.

任何人都可以建议一些其他数据集可以帮助我增加结果 - 我使用unigram,bigram和POStags作为我的功能.

当我在ubuntu 14.04中运行我的shell脚本时,我收到如下错误

awk: program limit exceeded: maximum number of fields size=32767
    FILENAME="ensemble_features/Training_BOOKS_POS_Bigram_with_stemming_BOOLEAN_FVT.csv" FNR=1 NR=1
cut: invalid byte, character or field list
Try 'cut --help' for more information.
-1
cut: invalid byte, character or field list
Try 'cut --help' for more information.
6656
user@user-Lenovo-IdeaPad-Z410:~/Thesis/BOOKS$ bash Training_POS_Uni_Bi.sh
awk: program limit exceeded: maximum number of fields size=32767
    FILENAME="ensemble_features/Training_BOOKS_POS_Bigram_with_stemming_BOOLEAN_FVT.csv" FNR=1 NR=1
cut: invalid byte, character or field list
Try 'cut --help' for more information.
-1
cut: invalid byte, character or field list
Try 'cut …