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This paper studies continual learning (CL) of a sequence of aspect sentiment classification(ASC) tasks in a particular CL setting called domain incremental learning (DIL). Each task is from a different domain or product. The DIL setting is…

计算与语言 · 计算机科学 2021-12-21 Zixuan Ke , Bing Liu , Hu Xu , Lei Shu

In real-world scenarios, multi-view multi-label learning often encounters the challenge of incomplete training data due to limitations in data collection and unreliable annotation processes. The absence of multi-view features impairs the…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Lian Zhao , Jie Wen , Xiaohuan Lu , Wai Keung Wong , Jiang Long , Wulin Xie

As an extensive research in the field of natural language processing (NLP), aspect-based sentiment analysis (ABSA) is the task of predicting the sentiment expressed in a text relative to the corresponding aspect. Unfortunately, most…

计算与语言 · 计算机科学 2023-01-10 Nankai Lin , Yingwen Fu , Xiaotian Lin , Aimin Yang , Shengyi Jiang

We introduce a neural method for transfer learning between two (source and target) classification tasks or aspects over the same domain. Rather than training on target labels, we use a few keywords pertaining to source and target aspects…

计算与语言 · 计算机科学 2017-09-26 Yuan Zhang , Regina Barzilay , Tommi Jaakkola

In recent years, several online platforms have seen a rapid increase in the number of review systems that request users to provide aspect-level feedback. Document-level Multi-aspect Sentiment Classification (DMSC), where the goal is to…

计算与语言 · 计算机科学 2021-06-01 Tian Shi , Ping Wang , Chandan K. Reddy

The state-of-the-art solutions for Aspect-Level Sentiment Analysis (ALSA) were built on a variety of deep neural networks (DNN), whose efficacy depends on large amounts of accurately labeled training data. Unfortunately, high-quality…

机器学习 · 计算机科学 2019-07-02 Yanyan Wang , Qun Chen , Jiquan Shen , Boyi Hou , Murtadha Ahmed , Zhanhuai Li

Aspect-based sentiment classification (ASC) is an important task in fine-grained sentiment analysis.~Deep supervised ASC approaches typically model this task as a pair-wise classification task that takes an aspect and a sentence containing…

计算与语言 · 计算机科学 2019-11-06 Hu Xu , Bing Liu , Lei Shu , Philip S. Yu

In aspect-based sentiment analysis (ABSA), many neural models are equipped with an attention mechanism to quantify the contribution of each context word to sentiment prediction. However, such a mechanism suffers from one drawback: only a…

计算与语言 · 计算机科学 2021-03-08 Jinsong Su , Jialong Tang , Hui Jiang , Ziyao Lu , Yubin Ge , Linfeng Song , Deyi Xiong , Le Sun , Jiebo Luo

Aspect-based sentiment analysis (ABSA) identifies sentiment information related to specific aspects and provides deeper market insights to businesses and organizations. With the emergence of large language models (LMs), recent studies have…

计算与语言 · 计算机科学 2024-05-30 Guangmin Zheng , Jin Wang , Liang-Chih Yu , Xuejie Zhang

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…

计算与语言 · 计算机科学 2022-06-29 Hao Yang , Yanyan Zhao , Jianwei Liu , Yang Wu , Bing Qin

The e-commerce has started a new trend in natural language processing through sentiment analysis of user-generated reviews. Different consumers have different concerns about various aspects of a specific product or service. Aspect category…

计算与语言 · 计算机科学 2019-06-24 Sajad Movahedi , Erfan Ghadery , Heshaam Faili , Azadeh Shakery

Aspect-based sentiment analysis of review texts is of great value for understanding user feedback in a fine-grained manner. It has in general two sub-tasks: (i) extracting aspects from each review, and (ii) classifying aspect-based reviews…

计算与语言 · 计算机科学 2020-10-15 Jiaxin Huang , Yu Meng , Fang Guo , Heng Ji , Jiawei Han

There has been an increasing interest in multi-task learning for video understanding in recent years. In this work, we propose a generalized notion of multi-task learning by incorporating both auxiliary tasks that the model should perform…

计算机视觉与模式识别 · 计算机科学 2022-08-23 Stephen Su , Samuel Kwong , Qingyu Zhao , De-An Huang , Juan Carlos Niebles , Ehsan Adeli

Training a neural network for a classification task typically assumes that the data to train are given from the beginning. However, in the real world, additional data accumulate gradually and the model requires additional training without…

机器学习 · 计算机科学 2020-04-22 Jangho Kim , Jeesoo Kim , Nojun Kwak

In aspect-level sentiment classification (ASC), it is prevalent to equip dominant neural models with attention mechanisms, for the sake of acquiring the importance of each context word on the given aspect. However, such a mechanism tends to…

计算与语言 · 计算机科学 2019-06-07 Jialong Tang , Ziyao Lu , Jinsong Su , Yubin Ge , Linfeng Song , Le Sun , Jiebo Luo

Aspect Based Sentiment Analysis (ABSA) is the task of identifying sentiment polarity of a text given another text segment or aspect. In ABSA, a text can have multiple sentiments depending upon each aspect. Aspect Term Sentiment Analysis…

计算与语言 · 计算机科学 2020-05-05 Avinash Madasu , Vijjini Anvesh Rao

We introduce InstructABSA, an instruction learning paradigm for Aspect-Based Sentiment Analysis (ABSA) subtasks. Our method introduces positive, negative, and neutral examples to each training sample, and instruction tune the model…

计算与语言 · 计算机科学 2023-11-14 Kevin Scaria , Himanshu Gupta , Siddharth Goyal , Saurabh Arjun Sawant , Swaroop Mishra , Chitta Baral

Recently, facial attribute classification (FAC) has attracted significant attention in the computer vision community. Great progress has been made along with the availability of challenging FAC datasets. However, conventional FAC methods…

计算机视觉与模式识别 · 计算机科学 2018-05-04 Ni Zhuang , Yan Yan , Si Chen , Hanzi Wang

Emotion cause pair extraction (ECPE), as one of the derived subtasks of emotion cause analysis (ECA), shares rich inter-related features with emotion extraction (EE) and cause extraction (CE). Therefore EE and CE are frequently utilized as…

计算与语言 · 计算机科学 2022-09-12 Shunjie Chen , Xiaochuan Shi , Jingye Li , Shengqiong Wu , Hao Fei , Fei Li , Donghong Ji

Semantic segmentation is a computer vision task that associates a label with each pixel in an image. Modern approaches tend to introduce class embeddings into semantic segmentation for deeply utilizing category semantics, and regard…

计算机视觉与模式识别 · 计算机科学 2023-08-25 Yuhe Liu , Chuanjian Liu , Kai Han , Quan Tang , Zengchang Qin