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This paper presents a novel adaptively connected neural network (ACNet) to improve the traditional convolutional neural networks (CNNs) {in} two aspects. First, ACNet employs a flexible way to switch global and local inference in processing…

Computer Vision and Pattern Recognition · Computer Science 2019-04-09 Guangrun Wang , Keze Wang , Liang Lin

In dialog system, dialog act recognition and sentiment classification are two correlative tasks to capture speakers intentions, where dialog act and sentiment can indicate the explicit and the implicit intentions separately. Most of the…

Computation and Language · Computer Science 2020-08-18 Libo Qin , Wanxiang Che , Yangming Li , Minheng Ni , Ting Liu

Recent works have made great progress in semantic segmentation by exploiting contextual information in a local or global manner with dilated convolutions, pyramid pooling or self-attention mechanism. In order to avoid potential misleading…

Computer Vision and Pattern Recognition · Computer Science 2020-07-21 Hanzhe Hu , Deyi Ji , Weihao Gan , Shuai Bai , Wei Wu , Junjie Yan

Capturing global contextual representations by exploiting long-range pixel-pixel dependencies has shown to improve semantic segmentation performance. However, how to do this efficiently is an open question as current approaches of utilising…

Computer Vision and Pattern Recognition · Computer Science 2021-01-05 Qinghui Liu , Michael Kampffmeyer , Robert Jenssen , Arnt-Børre Salberg

Nowadays, with the explosive growth of multimodal reviews on social media platforms, multimodal sentiment analysis has recently gained popularity because of its high relevance to these social media posts. Although most previous studies…

Computation and Language · Computer Science 2022-01-26 Luwei Xiao , Xingjiao Wu , Wen Wu , Jing Yang , Liang He

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

Human emotion recognition is an active research area in artificial intelligence and has made substantial progress over the past few years. Many recent works mainly focus on facial regions to infer human affection, while the surrounding…

Computer Vision and Pattern Recognition · Computer Science 2021-11-09 Nhat Le , Khanh Nguyen , Anh Nguyen , Bac Le

In this paper, we propose a sentiment-enriched lightweight network SeLiNet and an end-to-end on-device pipeline for contextual emotion recognition in images. SeLiNet model consists of body feature extractor, image aesthetics feature…

Computer Vision and Pattern Recognition · Computer Science 2023-07-07 Tuneer Khargonkar , Shwetank Choudhary , Sumit Kumar , Barath Raj KR

We present AEGIS-Net, a novel indoor place recognition model that takes in RGB point clouds and generates global place descriptors by aggregating lower-level color, geometry features and higher-level implicit semantic features. However,…

Computer Vision and Pattern Recognition · Computer Science 2023-12-18 Yuhang Ming , Jian Ma , Xingrui Yang , Weichen Dai , Yong Peng , Wanzeng Kong

Recent work on aspect-level sentiment classification has demonstrated the efficacy of incorporating syntactic structures such as dependency trees with graph neural networks(GNN), but these approaches are usually vulnerable to parsing…

Computation and Language · Computer Science 2021-03-23 Xiaochen Hou , Peng Qi , Guangtao Wang , Rex Ying , Jing Huang , Xiaodong He , Bowen Zhou

Emotion Recognition in Conversation (ERC) is a practical and challenging task. This paper proposes a novel multimodal approach, the Long-Short Distance Graph Neural Network (LSDGNN). Based on the Directed Acyclic Graph (DAG), it constructs…

Machine Learning · Computer Science 2025-11-21 Xinran Li , Xiujuan Xu , Jiaqi Qiao

Aspect-level sentiment classification (ASC) aims at identifying sentiment polarities towards aspects in a sentence, where the aspect can behave as a general Aspect Category (AC) or a specific Aspect Term (AT). However, due to the especially…

Computation and Language · Computer Science 2018-11-28 Zheng Li , Ying Wei , Yu Zhang , Xiang Zhang , Xin Li , Qiang Yang

Human emotion is expressed, perceived and captured using a variety of dynamic data modalities, such as speech (verbal), videos (facial expressions) and motion sensors (body gestures). We propose a generalized approach to emotion recognition…

Computer Vision and Pattern Recognition · Computer Science 2021-03-24 A. Shirian , S. Tripathi , T. Guha

Multimodal dialogue emotion recognition captures emotional cues by fusing text, visual, and audio modalities. However, existing approaches still suffer from notable limitations in modeling emotional dependencies and learning multimodal…

Multimedia · Computer Science 2026-03-12 Yunsheng Wang , Yuntao Shou , Yilong Tan , Wei Ai , Tao Meng , Keqin Li

In this paper, we propose a novel method to enhance sentiment analysis by addressing the challenge of context-specific word meanings. It combines the advantages of a BERT model with a knowledge graph based synonym data. This synergy…

Computation and Language · Computer Science 2025-03-20 Kavita Sharma , Ritu Patel , Sunita Iyer

Aspect-level sentiment analysis aims to determine the sentiment polarity towards a specific target in a sentence. The main challenge of this task is to effectively model the relation between targets and sentiments so as to filter out noisy…

Computation and Language · Computer Science 2022-11-08 Lvxiaowei Xu , Xiaoxuan Pang , Jianwang Wu , Ming Cai , Jiawei Peng

Previous graph-based approaches in Aspect based Sentiment Analysis(ABSA) have demonstrated impressive performance by utilizing graph neural networks and attention mechanisms to learn structures of static dependency trees and dynamic latent…

Computation and Language · Computer Science 2024-06-10 Bingfeng Chen , Qihan Ouyang , Yongqi Luo , Boyan Xu , Ruichu Cai , Zhifeng Hao

Aspect-based sentiment analysis produces a list of aspect terms and their corresponding sentiments for a natural language sentence. This task is usually done in a pipeline manner, with aspect term extraction performed first, followed by…

Computation and Language · Computer Science 2019-06-18 Ruidan He , Wee Sun Lee , Hwee Tou Ng , Daniel Dahlmeier

In this paper, we address a challenging problem of aesthetic image classification, which is to label an input image as high or low aesthetic quality. We take both the local and global features of images into consideration. A novel deep…

Computer Vision and Pattern Recognition · Computer Science 2018-05-01 Xin Jin , Le Wu , Xiaodong Li , Xiaokun Zhang , Jingying Chi , Siwei Peng , Shiming Ge , Geng Zhao , Shuying Li

Recent works attempt to improve scene parsing performance by exploring different levels of contexts, and typically train a well-designed convolutional network to exploit useful contexts across all pixels equally. However, in this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2019-11-06 Jun Fu , Jing Liu , Yuhang Wang , Yong Li , Yongjun Bao , Jinhui Tang , Hanqing Lu