flat

flat (free language annotation tool) is a generic text labeling web platform.

The figure shows the interface used during the annotation of tweets during a project about Sentiment Analysis.

In the figure, the components are:

1. Text area: allows selection but not edition.
2. Polarity buttons: assign the polarity of a selected passage and make appear a target text bar when pressed.
3. Targets section: contains one editable target text bar for each selected passage showing a color depending on the polarity.
4. Restart button: restores the interface to initial conditions.
5. Send button: sends the annotations to the database and displays the next tweet to analyze.
6. Confidence radio buttons: allow annotators to indicate if the tweet is out of context. 

Dependencies

* Apache
* PHP
* MySQL
* JQuery

Data

Create the following tables:

tweets
    tweet_id        (PK)
    tweet_title     (varchar)
    tweet_contents  (varchar)
    annotation      (varchar)

users
  usr_id
  usr_name

Authors

• Alejandro Molina-Villegas - Conacyt-CentroGeo

• Edwyn Aldana Bobadilla - Cinvestav (Tamps.)

Cite

Active learning in annotating micro-blogs dealing with e-reputation. Available from researchgate

Active learning in annotating micro-blogs dealing with e-reputation. Available from arXiv

####Bibtex

@article{cossu2017active,
  title={Active learning in annotating micro-blogs dealing with e-reputation},
  author={Cossu, Jean-Val{\`e}re and Molina-Villegas, Alejandro and Tello-Signoret, Mariana},
  journal={arXiv preprint arXiv:1706.05349},
  year={2017}
}

####APA

Cossu, J. V., Molina-Villegas, A., & Tello-Signoret, M. (2017). Active learning in annotating micro-blogs dealing with e-reputation. arXiv preprint arXiv:1706.05349.

License

flat is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

flat is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the License for the specific language governing permissions and limitations under the License.