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Multimodal speech emotion recognition (SER) has emerged as pivotal for improving human-machine interaction. Researchers are increasingly leveraging both speech and textual information obtained through automatic speech recognition (ASR) to…

Human-Computer Interaction · Computer Science 2025-09-24 Jiajun He , Xiaohan Shi , Cheng-Hung Hu , Jinyi Mi , Xingfeng Li , Tomoki Toda

Part-level features are crucial for image understanding, but few studies focus on them because of the lack of fine-grained labels. Although unsupervised part discovery can eliminate the reliance on labels, most of them cannot maintain…

Computer Vision and Pattern Recognition · Computer Science 2025-07-17 Jiahao Xia , Yike Wu , Wenjian Huang , Jianguo Zhang , Jian Zhang

Accurate imputation of missing laboratory values in electronic health records (EHRs) is critical to enable robust clinical predictions and reduce biases in AI systems in healthcare. Existing methods, such as XGBoost, softimpute, GAIN,…

Machine Learning · Computer Science 2025-06-27 David Restrepo , Chenwei Wu , Yueran Jia , Jaden K. Sun , Jack Gallifant , Catherine G. Bielick , Yugang Jia , Leo A. Celi

In this work, we introduce long-video masked-embedding autoencoders (LV-MAE), a self-supervised learning framework for long video representation. Our approach treats short- and long-span dependencies as two separate tasks. Such decoupling…

Computer Vision and Pattern Recognition · Computer Science 2025-10-08 Ilan Naiman , Emanuel Ben-Baruch , Oron Anschel , Alon Shoshan , Igor Kviatkovsky , Manoj Aggarwal , Gerard Medioni

At the most basic level, pixels are the source of the visual information through which we perceive the world. Pixels contain information at all levels, ranging from low-level attributes to high-level concepts. Autoencoders represent a…

Computer Vision and Pattern Recognition · Computer Science 2025-12-18 Lihe Yang , Shang-Wen Li , Yang Li , Xinjie Lei , Dong Wang , Abdelrahman Mohamed , Hengshuang Zhao , Hu Xu

The development of continual learning (CL) methods, which aim to learn new tasks in a sequential manner from the training data acquired continuously, has gained great attention in remote sensing (RS). The existing CL methods in RS, while…

Computer Vision and Pattern Recognition · Computer Science 2025-06-27 Lars Möllenbrok , Behnood Rasti , Begüm Demir

Sensor fusion can significantly improve the performance of many computer vision tasks. However, traditional fusion approaches are either not data-driven and cannot exploit prior knowledge nor find regularities in a given dataset or they are…

Computer Vision and Pattern Recognition · Computer Science 2022-09-26 Fabian Duffhauss , Ngo Anh Vien , Hanna Ziesche , Gerhard Neumann

Multimodal emotion recognition (MER) aims to infer human affect by jointly modeling audio and visual cues; however, existing approaches often struggle with temporal misalignment, weakly discriminative feature representations, and suboptimal…

Multimedia · Computer Science 2026-01-21 Joe Dhanith P R , Shravan Venkatraman , Vigya Sharma , Santhosh Malarvannan

Advancement in speech technology has brought convenience to our life. However, the concern is on the rise as speech signal contains multiple personal attributes, which would lead to either sensitive information leakage or bias toward…

Audio and Speech Processing · Electrical Eng. & Systems 2021-09-09 Yu-Lin Huang , Bo-Hao Su , Y. -W. Peter Hong , Chi-Chun Lee

Self-supervised speech pre-training methods have developed rapidly in recent years, which show to be very effective for many near-field single-channel speech tasks. However, far-field multichannel speech processing is suffering from the…

Audio and Speech Processing · Electrical Eng. & Systems 2024-01-09 Qiushi Zhu , Jie Zhang , Yu Gu , Yuchen Hu , Lirong Dai

In recent research, slight performance improvement is observed from automatic speech recognition systems to audio-visual speech recognition systems in the end-to-end framework with low-quality videos. Unmatching convergence rates and…

Computation and Language · Computer Science 2024-03-12 Yusheng Dai , Hang Chen , Jun Du , Xiaofei Ding , Ning Ding , Feijun Jiang , Chin-Hui Lee

In industry, machine anomalous sound detection (ASD) is in great demand. However, collecting enough abnormal samples is difficult due to the high cost, which boosts the rapid development of unsupervised ASD algorithms. Autoencoder (AE)…

Sound · Computer Science 2023-11-16 Yifan Zhou , Dongxing Xu , Haoran Wei , Yanhua Long

Masked AutoEncoders (MAE) have emerged as a robust self-supervised framework, offering remarkable performance across a wide range of downstream tasks. To increase the difficulty of the pretext task and learn richer visual representations,…

Computer Vision and Pattern Recognition · Computer Science 2024-07-19 Carlos Hinojosa , Shuming Liu , Bernard Ghanem

In the realm of digital forensics and document authentication, writer identification plays a crucial role in determining the authors of documents based on handwriting styles. The primary challenge in writer-id is the "open-set scenario",…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Xiaowei Jiang , Wenhao Ma , Yiqun Duan , Thomas Do , Chin-Teng Lin

Self-supervised learning methods like masked autoencoders (MAE) have shown significant promise in learning robust feature representations, particularly in image reconstruction-based pretraining task. However, their performance is often…

Computer Vision and Pattern Recognition · Computer Science 2025-07-31 Sua Lee , Joonhun Lee , Myungjoo Kang

Human hand and head movements are the most pervasive input modalities in extended reality (XR) and are significant for a wide range of applications. However, prior works on hand and head modelling in XR only explored a single modality or…

Computer Vision and Pattern Recognition · Computer Science 2025-05-19 Zhiming Hu , Guanhua Zhang , Zheming Yin , Daniel Haeufle , Syn Schmitt , Andreas Bulling

Current applications of self-supervised learning to wireless channel representation often borrow paradigms developed for text and image processing, without fully addressing the unique characteristics and constraints of wireless…

Machine Learning · Computer Science 2025-10-23 Berkay Guler , Giovanni Geraci , Hamid Jafarkhani

Emotion recognition is involved in several real-world applications. With an increase in available modalities, automatic understanding of emotions is being performed more accurately. The success in Multimodal Emotion Recognition (MER),…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Riccardo Franceschini , Enrico Fini , Cigdem Beyan , Alessandro Conti , Federica Arrigoni , Elisa Ricci

Self-supervised frameworks for representation learning have recently stirred up interest among the remote sensing community, given their potential to mitigate the high labeling costs associated with curating large satellite image datasets.…

Computer Vision and Pattern Recognition · Computer Science 2025-03-25 Hugo Chan-To-Hing , Bharadwaj Veeravalli

Building scalable models to learn from diverse, multimodal data remains an open challenge. For vision-language data, the dominant approaches are based on contrastive learning objectives that train a separate encoder for each modality. While…

Computer Vision and Pattern Recognition · Computer Science 2022-10-24 Xinyang Geng , Hao Liu , Lisa Lee , Dale Schuurmans , Sergey Levine , Pieter Abbeel