【数据分析篇】aspect-level 数据分析

SemEval 2014 Task 4

Read train 2990, test 973

长度 20以下的,Trimmed to train 2124, test 692

数据量好少,

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and cheap !
price
1
the staff is n't the friendliest or most competent , and i am stickler for service , but everything else about this place makes up for it .
service
-1
the service is always bad though , do n't expect much of anything from your server , and i would not recommend bringing a date here either .
service
-1
i absolutely love this place ! ! !
miscellaneous
1
a restaurant that does n't try to do anything except serve great food with great service in a pleasant atmosphere .
ambience
1
this place was not all that !
miscellaneous
-1
the food is great .
food
1
highly recommended ! ! ! ! !
miscellaneous
1
the food was really good , i had the onion soup and it was one of the best ever .
food
1
a++ the service was good to excellent along with the attitude .
service
1
we had a 3 hour brunch- they definitely do not rush you- and they kept the unlimited mimosas flowing the whole time .
service
1
i 've been eating at taj mahal for over twenty years and have found them to be the most excellent of the indian eateries on this block of indian restaurants .
miscellaneous
1
anyway , the food is good , the price is right and they have a decent wine list .
price
1

基于aspect的情感分析指的是挖掘句子中涉及的aspect,以及对每个aspect表现出来的情感。

现有的工作一般把这个任务分成两个部分:aspect识别,可以是aspect term提取或者aspect分类;aspect的情感识别

aspect term提取

待阅读

  • http://zhaoxueli.win/2017/03/06/%E5%9F%BA%E4%BA%8E-Aspect-%E7%9A%84%E6%83%85%E6%84%9F%E5%88%86%E6%9E%90/
  • https://www.jianshu.com/p/227053b4a85c