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Opinion summarization plays a key role in deriving meaningful insights from large-scale online reviews. To make the process more explainable and grounded, we propose a domain-agnostic modular approach guided by review aspects (e.g.,…

Computation and Language · Computer Science 2025-05-30 Miao Li , Jey Han Lau , Eduard Hovy , Mirella Lapata

In this paper we introduce a novel method for segmentation that can benefit from general semantics of Convolutional Neural Network (CNN). Our segmentation proposes visually and semantically coherent image segments. We use binary encoding of…

Computer Vision and Pattern Recognition · Computer Science 2016-11-22 Mahdyar Ravanbakhsh , Hossein Mousavi , Moin Nabi , Lucio Marcenaro , Carlo Regazzoni

E-Commerce (EC) websites provide a large amount of useful information that exceed human cognitive processing ability. In order to help customers in comparing alternatives when buying a product, previous studies designed opinion…

Computation and Language · Computer Science 2023-12-25 Alhassan Mabrouk , Rebeca P. Díaz-Redondo , Mohammed Kayed

Aspect-based sentiment analysis (ABSA) task is a multi-grained task of natural language processing and consists of two subtasks: aspect term extraction (ATE) and aspect polarity classification (APC). Most of the existing work focuses on the…

Computation and Language · Computer Science 2020-02-13 Heng Yang , Biqing Zeng , JianHao Yang , Youwei Song , Ruyang Xu

There is a resurging interest in developing a neural-network-based solution to the supervised machine learning problem. The convolutional neural network (CNN) will be studied in this note. To begin with, we introduce a RECOS transform as a…

Computer Vision and Pattern Recognition · Computer Science 2017-02-21 C. -C. Jay Kuo

Aspect-based sentiment analysis (ABSA) tries to predict the polarity of a given document with respect to a given aspect entity. While neural network architectures have been successful in predicting the overall polarity of sentences,…

Computation and Language · Computer Science 2017-12-18 Yi Tay , Anh Tuan Luu , Siu Cheung Hui

Conventional Convolutional Neural Networks (CNNs) in the real domain have been widely used for audio classification. However, their convolution operations process multi-channel inputs independently, limiting the ability to capture…

Audio and Speech Processing · Electrical Eng. & Systems 2025-10-27 Arshdeep Singh , Vinayak Abrol , Mark D. Plumbley

We introduce a deep convolutional neural networks (CNN) architecture to classify facial attributes and recognize face images simultaneously via a shared learning paradigm to improve the accuracy for facial attribute prediction and face…

Computer Vision and Pattern Recognition · Computer Science 2021-08-12 Mohammad Rasool Izadi

Convolutional Neural Networks have achieved impressive results in various tasks, but interpreting the internal mechanism is a challenging problem. To tackle this problem, we exploit a multi-channel attention mechanism in feature space. Our…

Computer Vision and Pattern Recognition · Computer Science 2019-05-22 Masanari Kimura , Masayuki Tanaka

Text is the main method of communicating information in the digital age. Messages, blogs, news articles, reviews, and opinionated information abound on the Internet. People commonly purchase products online and post their opinions about…

Computation and Language · Computer Science 2014-04-09 Amani K Samha , Yuefeng Li , Jinglan Zhang

Most recent existing aspect-term level sentiment analysis (ATSA) approaches combined various neural network models with delicately carved attention mechanisms built upon given aspect and context to generate refined sentence representations…

Computation and Language · Computer Science 2020-01-22 Chi Xu , Hao Feng , Guoxin Yu , Min Yang , Xiting Wang , Xiang Ao

We introduce an approach to integrate segmentation information within a convolutional neural network (CNN). This counter-acts the tendency of CNNs to smooth information across regions and increases their spatial precision. To obtain…

Computer Vision and Pattern Recognition · Computer Science 2017-08-16 Adam W. Harley , Konstantinos G. Derpanis , Iasonas Kokkinos

Convolutional neural networks (CNNs) have been widely used over many areas in compute vision. Especially in classification. Recently, FlowNet and several works on opti- cal estimation using CNNs shows the potential ability of CNNs in doing…

Computer Vision and Pattern Recognition · Computer Science 2017-10-05 Junxuan Li

This work attempts to address two fundamental questions about the structure of the convolutional neural networks (CNN): 1) why a non-linear activation function is essential at the filter output of every convolutional layer? 2) what is the…

Computer Vision and Pattern Recognition · Computer Science 2016-11-04 C. -C. Jay Kuo

Conversational Aspect-Based Sentiment Analysis (DiaASQ) aims to detect quadruples \{target, aspect, opinion, sentiment polarity\} from given dialogues. In DiaASQ, elements constituting these quadruples are not necessarily confined to…

Computation and Language · Computer Science 2024-03-18 Binbin Li , Yuqing Li , Siyu Jia , Bingnan Ma , Yu Ding , Zisen Qi , Xingbang Tan , Menghan Guo , Shenghui Liu

Motivated by the fact that characteristics of different sound classes are highly diverse in different temporal scales and hierarchical levels, a novel deep convolutional neural network (CNN) architecture is proposed for the environmental…

Sound · Computer Science 2018-06-15 Boqing Zhu , Kele Xu , Dezhi Wang , Lilun Zhang , Bo Li , Yuxing Peng

Aspect term extraction is one of the important subtasks in aspect-based sentiment analysis. Previous studies have shown that using dependency tree structure representation is promising for this task. However, most dependency tree structures…

Computation and Language · Computer Science 2019-05-07 Huaishao Luo , Tianrui Li , Bing Liu , Bin Wang , Herwig Unger

Audio scene classification, the problem of predicting class labels of audio scenes, has drawn lots of attention during the last several years. However, it remains challenging and falls short of accuracy and efficiency. Recently,…

Computer Vision and Pattern Recognition · Computer Science 2018-05-21 Kele Xu , Dawei Feng , Haibo Mi , Boqing Zhu , Dezhi Wang , Lilun Zhang , Hengxing Cai , Shuwen Liu

Convolutional Neural Networks (CNN) are widely used to face challenging tasks like speech recognition, natural language processing or computer vision. As CNN architectures get larger and more complex, their computational requirements…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Luis Balderas , Miguel Lastra , José M. Benítez

The state-of-the-art Aspect-based Sentiment Analysis (ABSA) approaches are mainly based on either detecting aspect terms and their corresponding sentiment polarities, or co-extracting aspect and opinion terms. However, the extraction of…

Computation and Language · Computer Science 2020-11-03 Chen Zhang , Qiuchi Li , Dawei Song , Benyou Wang