data/customer-review-data/Readme.txt
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* Annotated by: Minqing Hu and Bing Liu, 2004.
* Department of Computer Sicence
* University of Illinois at Chicago
*
* Contact: Bing Liu, liub@cs.uic.edu
* http://www.cs.uic.edu/~liub
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Readme file
This folder contains annotated customer reviews of 5 products.
1. digital camera: Canon G3
2. digital camera: Nikon coolpix 4300
3. celluar phone: Nokia 6610
4. mp3 player: Creative Labs Nomad Jukebox Zen Xtra 40GB
5. dvd player: Apex AD2600 Progressive-scan DVD player
All the reviews were from amazon.com. They were used in the following
two papers:
Minqing Hu and Bing Liu. "Mining and summarizing customer reviews".
Proceedings of the ACM SIGKDD International Conference on
Knowledge Discovery & Data Mining (KDD-04), 2004.
Minqing Hu and Bing Liu. "Mining Opinion Features in Customer
Reviews." Proceedings of Nineteeth National Conference on
Artificial Intellgience (AAAI-2004), 2004.
Our project homepage: http://www.cs.uic.edu/~liub/FBS/FBS.html
Symbols used in the annotated reviews:
[t]: the title of the review: Each [t] tag starts a review.
We did not use the title information in our papers.
xxxx[+|-n]: xxxx is a product feature.
[+n]: Positive opinion, n is the opinion strength: 3 strongest,
and 1 weakest. Note that the strength is quite subjective.
You may want ignore it, but only considering + and -
[-n]: Negative opinion
## : start of each sentence. Each line is a sentence.
[u] : feature not appeared in the sentence.
[p] : feature not appeared in the sentence. Pronoun resolution is needed.
[s] : suggestion or recommendation.
[cc]: comparison with a competing product from a different brand.
[cs]: comparison with a competing product from the same brand.
Finally, tagging is a hard task. Errors and inconsistencies are inevitable.
If you see some problems, please let us know. We also welcome your comments.