Results 61 to 70 of about 15,951 (231)

Target-Aspect-Sentiment Joint Detection: Uncovering Explicit and Implicit Targets Through Aspect-Target-Context-Aware Detection

open access: yesIEEE Access
Target Aspect Sentiment Detection (TASD) is challenging because it involves various Natural Language Processing (NLP) subtasks including opinion target detection and sentiment polarity classification.
Mohammad Radi, Nazlia Omar, Wandeep Kaur
doaj   +1 more source

Improving the state-of-the-art in Thai semantic similarity using distributional semantics and ontological information.

open access: yesPLoS ONE, 2021
Research into semantic similarity has a long history in lexical semantics, and it has applications in many natural language processing (NLP) tasks like word sense disambiguation or machine translation.
Ponrudee Netisopakul   +3 more
doaj   +1 more source

ConceptNet at SemEval-2017 Task 2: Extending Word Embeddings with Multilingual Relational Knowledge

open access: yes, 2017
This paper describes Luminoso's participation in SemEval 2017 Task 2, "Multilingual and Cross-lingual Semantic Word Similarity", with a system based on ConceptNet. ConceptNet is an open, multilingual knowledge graph that focuses on general knowledge that
Lowry-Duda, Joanna, Speer, Robyn
core   +1 more source

Ensemble BiLSTM: A Novel Approach for Aspect Extraction From Online Text

open access: yesIEEE Access
Aspect extraction poses a significant challenge in Natural Language Processing (NLP). Extracting explicit and implicit aspects from online text data remains an ongoing challenge despite significant research efforts.
Mikail Muhammad Azman Busst   +4 more
doaj   +1 more source

Duluth at SemEval-2017 Task 6: Language Models in Humor Detection

open access: yes, 2017
This paper describes the Duluth system that participated in SemEval-2017 Task 6 #HashtagWars: Learning a Sense of Humor. The system participated in Subtasks A and B using N-gram language models, ranking highly in the task evaluation. This paper discusses
Pedersen, Ted, Yan, Xinru
core   +1 more source

SemEval-2010 task 3 [PDF]

open access: yesProceedings of the Workshop on Semantic Evaluations: Recent Achievements and Future Directions - DEW '09, 2009
We propose a multilingual unsupervised Word Sense Disambiguation (WSD) task for a sample of English nouns. Instead of providing manually sensetagged examples for each sense of a polysemous noun, our sense inventory is built up on the basis of the Europarl parallel corpus.
Lefever, Els, Hoste, Veronique
openaire   +2 more sources

Employing synthetic data for addressing the class imbalance in aspect-based sentiment classification

open access: yesJournal of Information and Telecommunication
The class imbalance problem, in which the distribution of different classes in training data is unequal or skewed, is a prevailing problem. This can lead to classifier algorithms being biased, negatively impacting the performance of the minority class ...
Vaishali Ganganwar, Ratnavel Rajalakshmi
doaj   +1 more source

SemEval-2007 task 04 [PDF]

open access: yesProceedings of the 4th International Workshop on Semantic Evaluations - SemEval '07, 2007
The NLP community has shown a renewed interest in deeper semantic analyses, among them automatic recognition of relations between pairs of words in a text. We present an evaluation task designed to provide a framework for comparing different approaches to classifying semantic relations between nominals in a sentence.
Girju, R.   +5 more
openaire   +2 more sources

Multi-Head Self-Attention Gated-Dilated Convolutional Neural Network for Word Sense Disambiguation

open access: yesIEEE Access, 2023
Word sense disambiguation (WSD) is to determine correct sense of ambiguous word based on its context. WSD is widely used in text classification, machine translation and information retrieval and so on.
Chun-Xiang Zhang   +2 more
doaj   +1 more source

SemEval 2018 Task 2: Multilingual Emoji Prediction [PDF]

open access: yesProceedings of The 12th International Workshop on Semantic Evaluation, 2018
This paper describes the results of the first shared task on Multilingual Emoji Prediction, organized as part of SemEval 2018. Given the text of a tweet, the task consists of predicting the most likely emoji to be used along such tweet. Two subtasks were proposed, one for English and one for Spanish, and participants were allowed to submit a system run
Barbieri, Francesco   +7 more
openaire   +2 more sources

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