no code implementations • 7 Mar 2024 • Sergio Nava-Muñoz, Mario Graff, Hugo Jair Escalante
Collaborative competitions have gained popularity in the scientific and technological fields.
no code implementations • 12 Oct 2021 • Eric S. Tellez, Daniela Moctezuma, Sabino Miranda, Mario Graff, Guillermo Ruiz
Spanish is one of the most spoken languages in the globe, but not necessarily Spanish is written and spoken in the same way in different countries.
no code implementations • 3 Jun 2021 • Eric S. Tellez, Sabino Miranda-Jiménez, Mario Graff, Daniela Moctezuma, Oscar S. Siodia, Elio A. Villaseñor
Sentiment analysis is a text mining task that determines the polarity of a given text, i. e., its positiveness or negativeness.
no code implementations • SEMEVAL 2020 • Guillermo Ruiz, Eric S. Tellez, Daniela Moctezuma, Sabino Miranda-Jim{\'e}nez, Tania Ram{\'\i}rez-delReal, Mario Graff
We obtained results analyzing the text and images separately, and also in combination.
no code implementations • SEMEVAL 2020 • Sabino Miranda-Jim{\'e}nez, Eric S. Tellez, Mario Graff, Daniela Moctezuma
This paper describes our participation in OffensEval challenges for English, Arabic, Danish, Turkish, and Greek languages.
1 code implementation • 3 Sep 2020 • Mario Graff, Daniela Moctezuma, Sabino Miranda-Jiménez, Eric S. Tellez
Twitter is perhaps the social media more amenable for research.
1 code implementation • 16 Jul 2019 • Claudia N. Sánchez, Mario Graff
The result indicated that the combination of parent selection based on agreement and random selection to replace an individual in the population produces statistically better results than the classical selection and state-of-the-art schemes, and it is competitive with state-of-the-art classifiers.
no code implementations • 14 Jul 2019 • Jose Ortiz-Bejar, Eric S. Tellez, Mario Graff
Improving the performance of classifiers is the realm of feature mapping, prototype selection, and kernel function transformations; these techniques aim for reducing the complexity, and also, improving the accuracy of models.
no code implementations • SEMEVAL 2019 • Mario Graff, Mir, Sabino a-Jim{\'e}nez, Eric Tellez, Daniela Alej Ochoa, ra
This paper describes our participation in HatEval and OffensEval challenges for English and Spanish languages.
1 code implementation • 29 Nov 2018 • Mario Graff, Sabino Miranda-Jiménez, Eric S. Tellez, Daniela Moctezuma
Furthermore, we performed an analysis of EvoMSA's components to measure their contribution to the performance; the idea is to facilitate a practitioner or newcomer to implement a competitive SA classifier.
no code implementations • SEMEVAL 2018 • Mario Graff, Mir, Sabino a-Jim{\'e}nez, Eric S. Tellez, Daniela Moctezuma
This paper describes our participation in Affective Tweets task for emotional intensity and sentiment intensity subtasks for English, Spanish, and Arabic languages.
no code implementations • SEMEVAL 2017 • Mir, Sabino a-Jim{\'e}nez, Mario Graff, Eric Sadit Tellez, Daniela Moctezuma
This paper describes the system used in SemEval-2017 Task 4 (Subtask A): Message Polarity Classification for both English and Arabic languages.
1 code implementation • 29 May 2017 • Eric S. Tellez, Guillermo Ruiz, Edgar Chavez, Mario Graff
Near neighbor search (NNS) is a powerful abstraction for data access; however, data indexing is troublesome even for approximate indexes.
1 code implementation • 6 Apr 2017 • Eric S. Tellez, Daniela Moctezuma, Sabino Miranda-Jímenez, Mario Graff
The compared datasets include several problems like topic and polarity classification, spam detection, user profiling and authorship attribution.
1 code implementation • 15 Dec 2016 • Eric S. Tellez, Sabino Miranda Jiménez, Mario Graff, Daniela Moctezuma, Ranyart R. Suárez, Oscar S. Siordia
Recently, sentiment analysis has received a lot of attention due to the interest in mining opinions of social media users.
no code implementations • 2 Oct 2014 • Hugo Jair Escalante, Mauricio A. García-Limón, Alicia Morales-Reyes, Mario Graff, Manuel Montes-y-Gómez, Eduardo F. Morales
We propose in this article a genetic program that aims at learning effective TWSs that can improve the performance of current schemes in text classification.