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This study investigates explainable machine learning algorithms for identifying depression from speech. Grounded in evidence from speech production that depression affects motor control and vowel generation, pre-trained vowel-based…

Machine Learning · Computer Science 2024-10-25 Kexin Feng , Theodora Chaspari

Although speech recognition has become a widespread technology, inferring emotion from speech signals still remains a challenge. To address this problem, this paper proposes a quaternion convolutional neural network (QCNN) based speech…

Sound · Computer Science 2021-11-02 Aneesh Muppidi , Martin Radfar

In this research, we propose a complete set of approaches for identifying and extracting emotions from Bangla texts. We provide a Bangla emotion classifier for six classes: anger, disgust, fear, joy, sadness, and surprise, from Bangla words…

Computation and Language · Computer Science 2023-06-14 Md Sakib Ullah Sourav , Huidong Wang , Mohammad Sultan Mahmud , Hua Zheng

The project leverages advanced machine and deep learning techniques to address the challenge of emotion recognition by focusing on non-facial cues, specifically hands, body gestures, and gestures. Traditional emotion recognition systems…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Haoyang Liu

Emotion recognition in conversation (ERC), the task of discerning human emotions for each utterance within a conversation, has garnered significant attention in human-computer interaction systems. Previous ERC studies focus on…

Computation and Language · Computer Science 2025-03-04 Yumeng Fu , Junjie Wu , Zhongjie Wang , Meishan Zhang , Lili Shan , Yulin Wu , Bingquan Li

Emotion classification of speech and assessment of the emotion strength are required in applications such as emotional text-to-speech and voice conversion. The emotion attribute ranking function based on Support Vector Machine (SVM) was…

Sound · Computer Science 2022-06-16 Rui Liu , Berrak Sisman , Björn Schuller , Guanglai Gao , Haizhou Li

In daily interactions, emotions are frequently conveyed and triggered through verbal exchanges. Sometimes, we must modulate our emotional reactions to align with societal norms. Among the emotional words, taboo words represent a specific…

Neurons and Cognition · Quantitative Biology 2024-10-29 Parisa Ahmadi Ghomroudi , Michele Scaltritti , Bianca Monachesi , Peera Wongupparaj , Remo Job , Alessandro Grecucci

A language agnostic approach to recognizing emotions from speech remains an incomplete and challenging task. In this paper, we performed a step-by-step comparative analysis of Speech Emotion Recognition (SER) using Bangla and English…

Computation and Language · Computer Science 2022-05-17 Fardin Saad , Hasan Mahmud , Mohammad Ridwan Kabir , Md. Alamin Shaheen , Paresha Farastu , Md. Kamrul Hasan

In this paper, we propose to improve emotion recognition by combining acoustic information and conversation transcripts. On the one hand, an LSTM network was used to detect emotion from acoustic features like f0, shimmer, jitter, MFCC, etc.…

Audio and Speech Processing · Electrical Eng. & Systems 2019-11-04 Jaejin Cho , Raghavendra Pappagari , Purva Kulkarni , Jesus Villalba , Yishay Carmiel , Najim Dehak

Detecting emotions directly from a speech signal plays an important role in effective human-computer interactions. Existing speech emotion recognition models require massive computational and storage resources, making them hard to implement…

Audio and Speech Processing · Electrical Eng. & Systems 2021-10-08 Arya Aftab , Alireza Morsali , Shahrokh Ghaemmaghami , Benoit Champagne

This paper proposes a multimodal emotion recognition system based on hybrid fusion that classifies the emotions depicted by speech utterances and corresponding images into discrete classes. A new interpretability technique has been…

Computer Vision and Pattern Recognition · Computer Science 2023-01-10 Puneet Kumar , Sarthak Malik , Balasubramanian Raman

Emotion recognition plays a pivotal role in enhancing human-computer interaction, particularly in movie recommendation systems where understanding emotional content is essential. While multimodal approaches combining audio and video have…

Sound · Computer Science 2025-11-25 Xiangrui Xiong , Zhou Zhou , Guocai Nong , Junlin Deng , Ning Wu

Large language models (LLMs) are increasingly used in emotionally sensitive human-AI applications, yet little is known about how emotion recognition is internally represented. In this work, we investigate the internal mechanisms of emotion…

Computation and Language · Computer Science 2026-04-29 Bangzhao Shu , Arinjay Singh , Mai ElSherief

Speech is produced when time varying vocal tract system is excited with time varying excitation source. Therefore, the information present in a speech such as message, emotion, language, speaker is due to the combined effect of both…

Sound · Computer Science 2021-08-09 Md. Shah Fahad , Jainath Yadav , Gyadhar Pradhan , Akshay Deepak

Recognizing a speaker's emotion from their speech can be a key element in emergency call centers. End-to-end deep learning systems for speech emotion recognition now achieve equivalent or even better results than conventional machine…

Artificial Intelligence · Computer Science 2021-10-29 Théo Deschamps-Berger , Lori Lamel , Laurence Devillers

Acoustic emotion recognition aims to categorize the affective state of the speaker and is still a difficult task for machine learning models. The difficulties come from the scarcity of training data, general subjectivity in emotion…

Computation and Language · Computer Science 2018-04-02 Egor Lakomkin , Cornelius Weber , Sven Magg , Stefan Wermter

Speaker verification accuracy in emotional talking environments is not high as it is in neutral ones. This work aims at accepting or rejecting the claimed speaker using his/her voice in emotional environments based on the Third-Order…

Sound · Computer Science 2019-10-31 Ismail Shahin , Ali Bou Nassif

Sentiment Analysis refers to the study of systematically extracting the meaning of subjective text . When analysing sentiments from the subjective text using Machine Learning techniques,feature extraction becomes a significant part. We…

Computation and Language · Computer Science 2019-06-05 Avinash Madasu , Sivasankar E

Speech Emotion Recognition (SER) plays a pivotal role in enhancing human-computer interaction by enabling a deeper understanding of emotional states across a wide range of applications, contributing to more empathetic and effective…

Audio and Speech Processing · Electrical Eng. & Systems 2023-09-25 Amirali Soltani Tehrani , Niloufar Faridani , Ramin Toosi

Speech emotion recognition is the task of recognizing the speaker's emotional state given a recording of their utterance. While most of the current approaches focus on inferring emotion from isolated utterances, we argue that this is not…

Computation and Language · Computer Science 2021-09-14 Raghavendra Pappagari , Piotr Żelasko , Jesús Villalba , Laureano Moro-Velazquez , Najim Dehak