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Related papers: Context-driven Active and Incremental Activity Rec…

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We propose a sparse-coding framework for activity recognition in ubiquitous and mobile computing that alleviates two fundamental problems of current supervised learning approaches. (i) It automatically derives a compact, sparse and…

Machine Learning · Computer Science 2014-07-24 Sourav Bhattacharya , Petteri Nurmi , Nils Hammerla , Thomas Plötz

Pointing is a key mode of interaction with robots, yet most prior work has focused on recognition rather than generation. We present a motion capture dataset of human pointing gestures covering diverse styles, handedness, and spatial…

Robotics · Computer Science 2025-09-17 Anna Deichler , Siyang Wang , Simon Alexanderson , Jonas Beskow

Electromyography (EMG)-based gesture recognition is a promising approach for designing intuitive human-computer interfaces. However, while these systems typically perform well in controlled laboratory settings, their usability in real-world…

Human-Computer Interaction · Computer Science 2025-05-12 Gabriel Gagné , Anisha Azad , Thomas Labbé , Evan Campbell , Xavier Isabel , Erik Scheme , Ulysse Côté-Allard , Benoit Gosselin

Real-time, accurate prediction of human steering behaviors has wide applications, from developing intelligent traffic systems to deploying autonomous driving systems in both real and simulated worlds. In this paper, we present ContextVAE, a…

Computer Vision and Pattern Recognition · Computer Science 2023-07-13 Pei Xu , Jean-Bernard Hayet , Ioannis Karamouzas

Active inference is a formal approach to study cognition based on the notion that adaptive agents can be seen as engaging in a process of approximate Bayesian inference, via the minimisation of variational and expected free energies.…

Artificial Intelligence · Computer Science 2025-08-19 Filippo Torresan , Keisuke Suzuki , Ryota Kanai , Manuel Baltieri

Semi-supervised and unsupervised systems provide operators with invaluable support and can tremendously reduce the operators load. In the light of the necessity to process large volumes of video data and provide autonomous decisions, this…

Machine Learning · Statistics 2017-09-20 Olga Isupova , Danil Kuzin , Lyudmila Mihaylova

Temporal repetition counting aims to estimate the number of cycles of a given repetitive action. Existing deep learning methods assume repetitive actions are performed in a fixed time-scale, which is invalid for the complex repetitive…

Computer Vision and Pattern Recognition · Computer Science 2020-05-19 Huaidong Zhang , Xuemiao Xu , Guoqiang Han , Shengfeng He

By incorporating additional contextual information, deep biasing methods have emerged as a promising solution for speech recognition of personalized words. However, for real-world voice assistants, always biasing on such personalized words…

Sound · Computer Science 2023-08-16 Tianyi Xu , Zhanheng Yang , Kaixun Huang , Pengcheng Guo , Ao Zhang , Biao Li , Changru Chen , Chao Li , Lei Xie

Emotion recognition in dynamic social contexts requires an understanding of the complex interaction between facial expressions and situational cues. This paper presents a salience-adjusted framework for context-aware emotion recognition…

Computer Vision and Pattern Recognition · Computer Science 2025-07-23 Bin Han , Jonathan Gratch

Vision-based human activity recognition has emerged as one of the essential research areas in video analytics domain. Over the last decade, numerous advanced deep learning algorithms have been introduced to recognize complex human actions…

Computer Vision and Pattern Recognition · Computer Science 2022-08-11 Hayat Ullah , Arslan Munir

WiFi-based human activity recognition (HAR) holds significant application potential across various fields. To handle dynamic environments where new activities are continuously introduced, WiFi-based HAR systems must adapt by learning new…

Signal Processing · Electrical Eng. & Systems 2025-02-26 Rong Li , Tao Deng , Siwei Feng , Mingjie Sun , Juncheng Jia

The ability to automatically recognize a person's behavioral context can contribute to health monitoring, aging care and many other domains. Validating context recognition in-the-wild is crucial to promote practical applications that work…

Artificial Intelligence · Computer Science 2017-10-03 Yonatan Vaizman , Katherine Ellis , Gert Lanckriet

Understanding emotions from diverse contexts has received widespread attention in computer vision communities. The core philosophy of Context-Aware Emotion Recognition (CAER) is to provide valuable semantic cues for recognizing the emotions…

Computer Vision and Pattern Recognition · Computer Science 2024-07-09 Dingkang Yang , Kun Yang , Haopeng Kuang , Zhaoyu Chen , Yuzheng Wang , Lihua Zhang

Social science research often hinges on the relationship between categorical variables and outcomes. We introduce CAVIAR, a novel method for embedding categorical variables that assume values in a high-dimensional ambient space but are…

Econometrics · Economics 2024-04-12 Anirban Mukherjee , Hannah Hanwen Chang

People's social relationships are often manifested through their surroundings, with certain objects or interactions acting as symbols for specific relationships, e.g., wedding rings, roses, hugs, or holding hands. This brings unique…

Computer Vision and Pattern Recognition · Computer Science 2024-06-13 Shiwei Wu , Chao Zhang , Joya Chen , Tong Xu , Likang Wu , Yao Hu , Enhong Chen

Self-supervised pre-trained transformers have improved the state of the art on a variety of speech tasks. Due to the quadratic time and space complexity of self-attention, they usually operate at the level of relatively short (e.g.,…

Audio and Speech Processing · Electrical Eng. & Systems 2023-03-30 Suwon Shon , Felix Wu , Kwangyoun Kim , Prashant Sridhar , Karen Livescu , Shinji Watanabe

Ambient-awareness in conjunction with pervasive computing is a significant challenge for system designers. It follows the necessity of gathering raw, massive and heterogeneous environmental data \newrrr{which we} obtained, while middleware…

Information Theory · Computer Science 2025-05-29 Radoslaw Klimek

Learning-based trajectory prediction models have encountered great success, with the promise of leveraging contextual information in addition to motion history. Yet, we find that state-of-the-art forecasting methods tend to overly rely on…

Computer Vision and Pattern Recognition · Computer Science 2022-04-22 Hédi Ben-Younes , Éloi Zablocki , Mickaël Chen , Patrick Pérez , Matthieu Cord

Human cognition is constrained by processing limitations, leading to cognitive overload and inefficiencies in knowledge synthesis and decision-making. Large Language Models (LLMs) present an opportunity for cognitive augmentation, but their…

Human-Computer Interaction · Computer Science 2025-04-21 Xiangrong , Zhu , Yuan Xu , Tianjian Liu , Jingwei Sun , Yu Zhang , Xin Tong

Due to the increasing number of mobile robots including domestic robots for cleaning and maintenance in developed countries, human activity recognition is inevitable for congruent human-robot interaction. Needless to say that this is indeed…

Human-Computer Interaction · Computer Science 2018-09-26 Iyiola E. Olatunji