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This paper proposes a speech emotion recognition method based on speech features and speech transcriptions (text). Speech features such as Spectrogram and Mel-frequency Cepstral Coefficients (MFCC) help retain emotion-related low-level…

Audio and Speech Processing · Electrical Eng. & Systems 2019-06-14 Suraj Tripathi , Abhay Kumar , Abhiram Ramesh , Chirag Singh , Promod Yenigalla

Facial expression recognition (FER), aiming to classify the expression present in the facial image or video, has attracted a lot of research interests in the field of artificial intelligence and multimedia. In terms of video based FER task,…

Computer Vision and Pattern Recognition · Computer Science 2020-10-27 Daizong Liu , Hongting Zhang , Pan Zhou

Facial expression recognition has been an active area in computer vision with application areas including animation, social robots, personalized banking, etc. In this study, we explore the problem of image classification for detecting…

Computer Vision and Pattern Recognition · Computer Science 2018-12-18 Aravind Ravi

In recent years there has been considerable interest in human action recognition. Several approaches have been developed in order to enhance the automatic video analysis. Although some developments have been achieved by the computer vision…

Computer Vision and Pattern Recognition · Computer Science 2012-07-09 Núbia Rosa da Silva , Odemir Martinez Bruno

In this work we tackle the task of video-based visual emotion recognition in the wild. Standard methodologies that rely solely on the extraction of bodily and facial features often fall short of accurate emotion prediction in cases where…

Computer Vision and Pattern Recognition · Computer Science 2022-02-03 Ioannis Pikoulis , Panagiotis P. Filntisis , Petros Maragos

Fine-grained classification is a relatively new field that has concentrated on using information from a single image, while ignoring the enormous potential of using video data to improve classification. In this work we present the novel…

Computer Vision and Pattern Recognition · Computer Science 2017-01-17 ZongYuan Ge , Chris McCool , Conrad Sanderson , Peng Wang , Lingqiao Liu , Ian Reid , Peter Corke

The use of deep learning techniques for automatic facial expression recognition has recently attracted great interest but developed models are still unable to generalize well due to the lack of large emotion datasets for deep learning. To…

Computer Vision and Pattern Recognition · Computer Science 2018-05-28 Dung Nguyen , Kien Nguyen , Sridha Sridharan , Iman Abbasnejad , David Dean , Clinton Fookes

Video Quality Assessment (VQA) aims to evaluate video quality based on perceptual distortions and human preferences. Despite the promising performance of existing methods using Convolutional Neural Networks (CNNs) and Vision Transformers…

Computer Vision and Pattern Recognition · Computer Science 2025-05-07 Wei-Ting Chen , Yu-Jiet Vong , Yi-Tsung Lee , Sy-Yen Kuo , Qiang Gao , Sizhuo Ma , Jian Wang

Recently, there is growing attention on one-stage panoptic segmentation methods which aim to segment instances and stuff jointly within a fully convolutional pipeline efficiently. However, most of the existing works directly feed the…

Computer Vision and Pattern Recognition · Computer Science 2022-01-14 Yifeng Chen , Wenqing Chu , Fangfang Wang , Ying Tai , Ran Yi , Zhenye Gan , Liang Yao , Chengjie Wang , Xi Li

Deepfake videos are causing growing concerns among communities due to their ever-increasing realism. Naturally, automated detection of forged Deepfake videos is attracting a proportional amount of interest of researchers. Current methods…

Computer Vision and Pattern Recognition · Computer Science 2025-02-13 Yunzhuo Chen , Naveed Akhtar , Nur Al Hasan Haldar , Ajmal Mian

Various emotions can produce variations in electrocardiograph (ECG) signals, distinct emotions can be distinguished by different changes in ECG signals. This study is about emotion recognition using ECG signals. Data for four emotions,…

Signal Processing · Electrical Eng. & Systems 2022-03-17 Bo Sun , Zihuai Lin

Recent progress in image deblurring techniques focuses mainly on operating in both frequency and spatial domains using the Fourier transform (FT) properties. However, their performance is limited due to the dependency of FT on stationary…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Subhajit Paul , Sahil Kumawat , Ashutosh Gupta , Deepak Mishra

We present the Evolving Graph Fourier Transform (EFT), the first invertible spectral transform that captures evolving representations on temporal graphs. We motivate our work by the inadequacy of existing methods for capturing the evolving…

Machine Learning · Computer Science 2024-04-19 Anson Bastos , Kuldeep Singh , Abhishek Nadgeri , Manish Singh , Toyotaro Suzumura

Convolutional neural networks (CNNs) can automatically learn data patterns to express face images for facial expression recognition (FER). However, they may ignore effect of facial segmentation of FER. In this paper, we propose a perception…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Chunwei Tian , Jingyuan Xie , Lingjun Li , Wangmeng Zuo , Yanning Zhang , David Zhang

This paper explores the development of a multimodal sentiment analysis model that integrates text, audio, and visual data to enhance sentiment classification. The goal is to improve emotion detection by capturing the complex interactions…

Computation and Language · Computer Science 2025-01-15 Hui Lee , Singh Suniljit , Yong Siang Ong

This algorithm is designed to perform numerical transforms to convert data from the temporal domain into the spectral domain. This algorithm obtains the spectral magnitude and phase by studying the Coefficient of Determination of a series…

Optics · Physics 2026-05-20 Matthew David Marko

The recent renaissance in generative models, driven primarily by the advent of diffusion models and iterative improvement in GAN methods, has enabled many creative applications. However, each advancement is also accompanied by a rise in the…

Computer Vision and Pattern Recognition · Computer Science 2023-08-28 Sanjay Saha , Rashindrie Perera , Sachith Seneviratne , Tamasha Malepathirana , Sanka Rasnayaka , Deshani Geethika , Terence Sim , Saman Halgamuge

Analyzing spatio-temporal data like video is a challenging task that requires processing visual and temporal information effectively. Convolutional Neural Networks have shown promise as baseline fixed feature extractors through transfer…

Computer Vision and Pattern Recognition · Computer Science 2017-11-06 Dillon Graham , Seyed Hamed Fatemi Langroudi , Christopher Kanan , Dhireesha Kudithipudi

Deriving an effective facial expression recognition component is important for a successful human-computer interaction system. Nonetheless, recognizing facial expression remains a challenging task. This paper describes a novel approach…

Computer Vision and Pattern Recognition · Computer Science 2019-04-15 Mundher Al-Shabi , Wooi Ping Cheah , Tee Connie

People represent their emotions in a myriad of ways. Among the most important ones is whole body expressions which have many applications in different fields such as human-computer interaction (HCI). One of the most important challenges in…

Computer Vision and Pattern Recognition · Computer Science 2020-10-29 Peyman Tahghighi , Abbas Koochari , Masoume Jalali