English
Related papers

Related papers: CAN: Constrained Attention Networks for Multi-Aspe…

200 papers

Multimodal sentiment analysis is drawing an increasing amount of attention these days. It enables mining of opinions in video reviews which are now available aplenty on online platforms. However, multimodal sentiment analysis has only a few…

Computation and Language · Computer Science 2017-04-14 Haohan Wang , Aaksha Meghawat , Louis-Philippe Morency , Eric P. Xing

Aspect-based Sentiment Analysis (ABSA) is a fine-grained sentiment analysis task which involves four elements from user-generated texts: aspect term, aspect category, opinion term, and sentiment polarity. Most computational approaches focus…

I propose a novel dual-attention model(DAM) for aspect-level sentiment classification. Many methods have been proposed, such as support vector machines for artificial design features, long short-term memory networks based on attention…

Computation and Language · Computer Science 2023-03-15 Mengfei Ye

After transformer is proposed, lots of pre-trained language models have been come up with and sentiment analysis (SA) task has been improved. In this paper, we proposed a method that uses an auxiliary sentence about aspects that the…

Computation and Language · Computer Science 2024-10-16 Teng Wang , Bolun Sun , Yijie Tong

Aspect based sentiment analysis (ABSA) involves three fundamental subtasks: aspect term extraction, opinion term extraction, and aspect-level sentiment classification. Early works only focused on solving one of these subtasks individually.…

Computation and Language · Computer Science 2021-04-08 Yue Mao , Yi Shen , Chao Yu , Longjun Cai

Target-based sentiment analysis involves opinion target extraction and target sentiment classification. However, most of the existing works usually studied one of these two sub-tasks alone, which hinders their practical use. This paper aims…

Computation and Language · Computer Science 2019-02-12 Xin Li , Lidong Bing , Piji Li , Wai Lam

Multimodal fine-grained sentiment analysis has recently attracted increasing attention due to its broad applications. However, the existing multimodal fine-grained sentiment datasets most focus on annotating the fine-grained elements in…

Computation and Language · Computer Science 2022-06-29 Hao Yang , Yanyan Zhao , Jianwei Liu , Yang Wu , Bing Qin

We consider the task of fine-grained sentiment analysis from the perspective of multiple instance learning (MIL). Our neural model is trained on document sentiment labels, and learns to predict the sentiment of text segments, i.e. sentences…

Computation and Language · Computer Science 2018-01-29 Stefanos Angelidis , Mirella Lapata

Aspect-based Sentiment Analysis (ABSA) seeks to predict the sentiment polarity of a sentence toward a specific aspect. Recently, it has been shown that dependency trees can be integrated into deep learning models to produce the…

Computation and Language · Computer Science 2020-10-27 Amir Pouran Ben Veyseh , Nasim Nour , Franck Dernoncourt , Quan Hung Tran , Dejing Dou , Thien Huu Nguyen

Kolmogorov-Arnold Networks(KANs), as a theoretically efficient neural network architecture, have garnered attention for their potential in capturing complex patterns. However, their application in computer vision remains relatively…

Computer Vision and Pattern Recognition · Computer Science 2024-11-15 Yueyang Cang , Yu hang liu , Li Shi

Self-attention network (SAN) has recently attracted increasing interest due to its fully parallelized computation and flexibility in modeling dependencies. It can be further enhanced with multi-headed attention mechanism by allowing the…

Computation and Language · Computer Science 2019-04-09 Baosong Yang , Longyue Wang , Derek F. Wong , Lidia S. Chao , Zhaopeng Tu

Stress detection and monitoring is an active area of research with important implications for the personal, professional, and social health of an individual. Current approaches for affective state classification use traditional machine…

Machine Learning · Computer Science 2021-07-14 Ramesh Kumar Sah , Hassan Ghasemzadeh

We propose a novel framework based on the attention mechanism to identify the sentiment of a movie review document. Previous efforts on deep neural networks with attention mechanisms focus on encoder and decoder with fixed numbers of…

Computation and Language · Computer Science 2024-03-12 Fanfei Meng , Chen-Ao Wang

Irregular text is widely used. However, it is considerably difficult to recognize because of its various shapes and distorted patterns. In this paper, we thus propose a multi-object rectified attention network (MORAN) for general scene text…

Computer Vision and Pattern Recognition · Computer Science 2019-01-11 Canjie Luo , Lianwen Jin , Zenghui Sun

Aspect Term Extraction (ATE) detects opinionated aspect terms in sentences or text spans, with the end goal of performing aspect-based sentiment analysis. The small amount of available datasets for supervised ATE and the fact that they…

Computation and Language · Computer Science 2017-09-28 Athanasios Giannakopoulos , Diego Antognini , Claudiu Musat , Andreea Hossmann , Michael Baeriswyl

Single image super resolution is of great importance as a low-level computer vision task. Recent approaches with deep convolutional neural networks have achieved im-pressive performance. However, existing architectures have limitations due…

Computer Vision and Pattern Recognition · Computer Science 2018-10-09 Xi Cheng , Xiang Li , Jian Yang

Attention-based long short-term memory (LSTM) networks have proven to be useful in aspect-level sentiment classification. However, due to the difficulties in annotating aspect-level data, existing public datasets for this task are all…

Computation and Language · Computer Science 2018-06-13 Ruidan He , Wee Sun Lee , Hwee Tou Ng , Daniel Dahlmeier

Attention networks show promise for both vision and language tasks, by emphasizing relationships between constituent elements through weighting functions. Such elements could be regions in an image output by a region proposal network, or…

Machine Learning · Computer Science 2019-10-07 Chu Wang , Babak Samari , Vladimir Kim , Siddhartha Chaudhuri , Kaleem Siddiqi

In (Yang et al. 2016), a hierarchical attention network (HAN) is created for document classification. The attention layer can be used to visualize text influential in classifying the document, thereby explaining the model's prediction. We…

Machine Learning · Computer Science 2018-08-08 Cynthia Freeman , Jonathan Merriman , Abhinav Aggarwal , Ian Beaver , Abdullah Mueen

The objective of Aspect Based Sentiment Analysis is to capture the sentiment of reviewers associated with different aspects. However, complexity of the review sentences, presence of double negation and specific usage of words found in…

Computation and Language · Computer Science 2022-02-15 Abir Chakraborty