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Causal mediation analysis usually requires strong assumptions, such as ignorability of the mediator, which may not hold in many social and scientific studies. Motivated by a multilevel randomized treatment experiment using functional…

Applications · Statistics 2017-07-11 Yi Zhao , Xi Luo

Most existing emotion analysis emphasizes which emotion arises (e.g., happy, sad, angry) but neglects the deeper why. We propose Emotion Interpretation (EI), focusing on causal factors-whether explicit (e.g., observable objects,…

Artificial Intelligence · Computer Science 2025-04-18 Yuxiang Lin , Jingdong Sun , Zhi-Qi Cheng , Jue Wang , Haomin Liang , Zebang Cheng , Yifei Dong , Jun-Yan He , Xiaojiang Peng , Xian-Sheng Hua

In this paper, we propose a novel framework for recognizing both discrete and dimensional emotions. In our framework, deep features extracted from foundation models are used as robust acoustic and visual representations of raw video. Three…

Audio and Speech Processing · Electrical Eng. & Systems 2023-09-18 Haotian Wang , Yuxuan Xi , Hang Chen , Jun Du , Yan Song , Qing Wang , Hengshun Zhou , Chenxi Wang , Jiefeng Ma , Pengfei Hu , Ya Jiang , Shi Cheng , Jie Zhang , Yuzhe Weng

We study the asymptotic behavior of continuous-time, time-inhomogeneous Markovian quantum dynamics in a stationary random environment. Under mild faithfulness and eventually positivity-improving assumptions, the normalized evolution…

Quantum Physics · Physics 2025-09-12 Lubashan Pathirana , Jeffrey Schenker

Applications in behavioural research, human-computer interaction, and mental health depend on the ability to recognize emotions. In order to improve the accuracy of emotion recognition using electroencephalography (EEG) data, this work…

Signal Processing · Electrical Eng. & Systems 2024-11-28 Ali Asgar Chandanwala , Srutakirti Bhowmik , Parna Chaudhury , Sheena Christabel Pravin

Affective Forecasting is an psychology task that involves predicting an individual's future emotional responses, often hampered by reliance on external factors leading to inaccuracies, and typically remains at a qualitative analysis stage.…

Computer Vision and Pattern Recognition · Computer Science 2025-12-02 Haoran Wang , Xinji Mai , Zeng Tao , Junxiong Lin , Xuan Tong , Ivy Pan , Shaoqi Yan , Yan Wang , Shuyong Gao

The ability to represent emotion plays a significant role in human cognition and social interaction, yet the high-dimensional geometry of this affective space and its neural underpinnings remain debated. A key challenge, the…

Human-Computer Interaction · Computer Science 2025-09-30 Changde Du , Yizhuo Lu , Zhongyu Huang , Yi Sun , Zisen Zhou , Shaozheng Qin , Huiguang He

The successful emotional conversation system depends on sufficient perception and appropriate expression of emotions. In a real-life conversation, humans firstly instinctively perceive emotions from multi-source information, including the…

Computation and Language · Computer Science 2022-03-31 Yunlong Liang , Fandong Meng , Ying Zhang , Jinan Xu , Yufeng Chen , Jie Zhou

Humans modify their facial expressions in order to communicate their internal states and sometimes to mislead observers regarding their true emotional states. Evidence in experimental psychology shows that discriminative facial responses…

Computer Vision and Pattern Recognition · Computer Science 2018-01-10 Kaustubh Kulkarni , Ciprian Adrian Corneanu , Ikechukwu Ofodile , Sergio Escalera , Xavier Baro , Sylwia Hyniewska , Juri Allik , Gholamreza Anbarjafari

I study whether emotionally framed evaluation follow-ups change both the behavior and the calm-relative internal representations of small, locally deployed language models. Our main benchmark uses Qwen 3.5 0.8B on four impossible-constraint…

Computation and Language · Computer Science 2026-05-21 Rana Muhammad Usman

Emotion perception is essential to affective and cognitive development which involves distributed brain circuits. The ability of emotion identification begins in infancy and continues to develop throughout childhood and adolescence.…

Neurons and Cognition · Quantitative Biology 2020-06-24 Aiying Zhang , Gemeng Zhang , Biao Cai , Tony W. Wilson , Julia M. Stephen , Vince D. Calhoun , Yu-Ping Wang

Machine learning detects patterns, block chain guarantees trust and immutability, and modern causal inference identifies directional linkages, yet none alone exposes the full energetic anatomy of complex systems; the Hamiltonian Higher…

Machine Learning · Computer Science 2025-05-01 Ngueuleweu Tiwang Gildas

Emotional disorders and psychological flourishing are the result of complex interactions between positive and negative affects that depend on external events and the subject's internal representations. Based on psychological data, we…

Applications · Statistics 2015-05-19 Jonathan Touboul , Alberto Romagnoni , Robert Schwartz

Psychological disorders like major depressive disorder can be seen as complex dynamical systems. By looking at symptom activation patterns, we can investigate the dynamic behaviour of individuals to see whether or not they are at risk for…

Applications · Statistics 2018-07-11 Jolanda J Kossakowski , Marijke CM Gordijn , Harriette Riese , Lourens J Waldorp

Previous studies regarding the perception of emotions for embodied virtual agents have shown the effectiveness of using virtual characters in conveying emotions through interactions with humans. However, creating an autonomous embodied…

Human-Computer Interaction · Computer Science 2023-12-08 Che-Jui Chang , Samuel S. Sohn , Sen Zhang , Rajath Jayashankar , Muhammad Usman , Mubbasir Kapadia

The quantification of visual affect data (e.g. face images) is essential to build and monitor automated affect modeling systems efficiently. Considering this, this work proposes quantified facial Temporal-expressiveness Dynamics (TED) to…

Computer Vision and Pattern Recognition · Computer Science 2020-10-29 Md Taufeeq Uddin , Shaun Canavan

Affective sharing within groups strengthens coordination and empathy, leads to better health outcomes, and increases productivity and performance. Existing tools for affective sharing face one main challenge: creating a representation of…

Human-Computer Interaction · Computer Science 2020-10-15 Chao Ying Qin , Marios Constantinides , Luca Maria Aiello , Daniele Quercia

Often the analysis of time-dependent chemical and biophysical systems produces high-dimensional time-series data for which it can be difficult to interpret which individual features are most salient. While recent work from our group and…

This paper introduces a new framework for recovering causal graphs from observational data, leveraging the observation that the distribution of an effect, conditioned on its causes, remains invariant to changes in the prior distribution of…

Machine Learning · Computer Science 2026-02-04 Nang Hung Nguyen , Phi Le Nguyen , Thao Nguyen Truong , Trong Nghia Hoang , Masashi Sugiyama

Contagion effect refers to the causal effect of peers' behavior on the outcome of an individual in social networks. Contagion can be confounded due to latent homophily which makes contagion effect estimation very hard: nodes in a homophilic…

Machine Learning · Computer Science 2023-10-19 Zahra Fatemi , Elena Zheleva