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AUEB-ABSA at SemEval-2016 Task 5: Ensembles of Classifiers and Embeddings for Aspect Based Sentiment Analysis

2016-06-01 · SEMEVAL 2016 6 · Dionysios Xenos, Panagiotis Theodorakakos, John Pavlopoulos, Prodromos Malakasiotis, Ion Androutsopoulos

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Tasks

Aspect-Based Sentiment AnalysisAspect-Based Sentiment Analysis (ABSA)Opinion Mining Sentiment AnalysisWord Embeddings

aueb.twitter.sentiment at SemEval-2016 Task 4: A Weighted Ensemble of SVMs for Twitter Sentiment Analysis

2016-06-01 · SEMEVAL 2016 6 · Stavros Giorgis, Apostolos Rousas, John Pavlopoulos, Prodromos Malakasiotis 외

Sentiment Analysis Twitter Sentiment Analysis Word Embeddings

Data Augmentation in a Hybrid Approach for Aspect-Based Sentiment Analysis

2021-03-29 · Tomas Liesting, Flavius Frasincar, Maria Mihaela Trusca

Data augmentation is a way to increase the diversity of available data by applying constrained transformations on the original data. This strategy has been widely used in image classification but has to the best of our k…

Aspect-Based Sentiment Analysis Aspect-Based Sentiment Analysis (ABSA)Data Augmentation Diversity+3

KAFK at SemEval-2020 Task 12: Checkpoint Ensemble of Transformers for Hate Speech Classification

2020-12-01 · SEMEVAL 2020 · Kaushik Amar Das, Arup Baruah, Ferdous Ahmed Barbhuiya, Kuntal Dey

This paper presents the approach of Team KAFK for the English edition of SemEval-2020 Task 12. We use checkpoint ensembling to create ensembles of BERT-based transformers and show that it can improve the performance of c…

Unsupervised Aspect Term Extraction with B-LSTM & CRF using Automatically Labelled Datasets

2017-09-15 · WS 2017 9 · Athanasios Giannakopoulos, Claudiu Musat, Andreea Hossmann, Michael Baeriswyl

Aspect Term Extraction (ATE) identifies opinionated aspect terms in texts and is one of the tasks in the SemEval Aspect Based Sentiment Analysis (ABSA) contest. The small amount of available datasets for supervised ATE a…

Aspect-Based Sentiment Analysis Aspect-Based Sentiment Analysis (ABSA)Sentiment Analysis Term Extraction

Unsupervised Aspect Term Extraction with B-LSTM \& CRF using Automatically Labelled Datasets

2017-09-01 · WS 2017 9 · Athanasios Giannakopoulos, Claudiu Musat, Andreea Hossmann, Michael Baeriswyl