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| 1 | +# SentiWordNet |
| 2 | + |
| 3 | +SentiWordNet is a lexical resource for opinion mining. SentiWordNet |
| 4 | +assigns to each synset of WordNet three sentiment scores: positivity, |
| 5 | +negativity, objectivity. SentiWordNet is described in details in the |
| 6 | +papers: |
| 7 | + |
| 8 | +[SentiWordNet: A Publicly Available Lexical Resource for Opinion Mining](papers/LREC06.pdf) |
| 9 | +[(view citations)](http://scholar.google.it/scholar?cites=119284327930947236&as_sdt=5&sciodt=0) |
| 10 | + |
| 11 | +[SentiWordNet 3.0: An Enhanced Lexical Resource for Sentiment Analysis and Opinion Mining](papers/LREC10.pdf) |
| 12 | +[(view citations)](http://scholar.google.it/scholar?cites=10086709721837357519&as_sdt=5&sciodt=0) |
| 13 | + |
| 14 | +The current version of SentiWordNet is 3.0, which is based on [WordNet 3.0](http://wordnet.princeton.edu/) |
| 15 | + |
| 16 | +## License |
| 17 | + |
| 18 | +SentiWordNet is distributed under the [Attribution-ShareAlike 4.0 Unported (CC BY-SA 4.0)](http://creativecommons.org/licenses/by-sa/4.0/) license. |
| 19 | + |
| 20 | +Among the other possibilities, this license allows the use of SentiWordNet in commercial applications, provided that the application mentions the use of SentiWordNet and SentiWordNet is attributed to its authors. |
| 21 | + |
| 22 | +## Download |
| 23 | +<div style="text-align:center;"> <a href="https://drive.google.com/open?id=0B0ChLbwT19XcOVZFdm5wNXA5ODg" ><b><i>Click here to download SentiWordnet 3.0</i></b></a></div> |
| 24 | + |
| 25 | +## Other material |
| 26 | + |
| 27 | +### Micro-WordNet-Opinion 1.0 & 3.0 |
| 28 | + |
| 29 | + |
| 30 | +[Micro-WordNet-Opinion](papers/Micro-WNOp.pdf) is a dataset of human annotations of WordNet synsets that has been used to evaluate SentiWordNet. [**Download Micro-WordNet-Opinion**](data/Micro-WNOp-data.txt) |
| 31 | + |
| 32 | +Micro-WordNet-Opinion 3.0 is the automatic mapping of Micro-WordNet-Opinion to WordNet 3.0, used to evaluate SentiWordNet 3.0. [**Download Micro-WordNet-Opinion**](data/Micro-WNop-WN3.txt) |
| 33 | + |
| 34 | +### User feedback |
| 35 | + |
| 36 | +We run an experiment collecting users' feedback on the values assigned to synsets: |
| 37 | + |
| 38 | +* [Feedback collected from June 4, 2010 to May 13, 2013.](data/SWN_feedback_20130513.txt) |
| 39 | + |
| 40 | +The data collection process is detailed in the report: ["The User Feedback on SentiWordNet"](papers/SWNFeedback.pdf) |
| 41 | + |
| 42 | +The collected feedback collected is distributed under a the [Attribution-ShareAlike 4.0 Unported (CC BY-SA 4.0)](http://creativecommons.org/licenses/by-sa/4.0/) license. |
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