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There are several protocols in the Electroencephalography (EEG) recording scenarios which produce various types of event-related potentials (ERP). P300 pattern is a well-known ERP which produced by auditory and visual oddball paradigm and…

Signal Processing · Electrical Eng. & Systems 2019-12-25 S. A. Karimi , A. M. Mijani , M. T. Talebian , S. Mirzakuchaki

Emotion recognition in conversations (ERC) is a rapidly evolving task within the natural language processing community, which aims to detect the emotions expressed by speakers during a conversation. Recently, a growing number of ERC methods…

Computation and Language · Computer Science 2023-12-12 Tao Shi , Xiao Liang , Yaoyuan Liang , Xinyi Tong , Shao-Lun Huang

The acquisition of inductive bias through point-level contrastive learning holds paramount significance in point cloud pre-training. However, the square growth in computational requirements with the scale of the point cloud poses a…

Computer Vision and Pattern Recognition · Computer Science 2024-10-23 Zhiyi Pan , Guoqing Liu , Wei Gao , Thomas H. Li

Pre-trained Language Models (PLMs) have shown superior performance on various downstream Natural Language Processing (NLP) tasks. However, conventional pre-training objectives do not explicitly model relational facts in text, which are…

Computation and Language · Computer Science 2021-05-27 Yujia Qin , Yankai Lin , Ryuichi Takanobu , Zhiyuan Liu , Peng Li , Heng Ji , Minlie Huang , Maosong Sun , Jie Zhou

Mitochondria segmentation in electron microscopy images is essential in neuroscience. However, due to the image degradation during the imaging process, the large variety of mitochondrial structures, as well as the presence of noise,…

Computer Vision and Pattern Recognition · Computer Science 2021-09-28 Zhili Li , Xuejin Chen , Jie Zhao , Zhiwei Xiong

In this paper, we propose a simple but powerful unsupervised learning method for speaker recognition, namely Contrastive Equilibrium Learning (CEL), which increases the uncertainty on nuisance factors latent in the embeddings by employing…

Audio and Speech Processing · Electrical Eng. & Systems 2020-10-23 Sung Hwan Mun , Woo Hyun Kang , Min Hyun Han , Nam Soo Kim

Brain computer interfaces (BCI) enable direct communication with a computer, using neural activity as the control signal. This neural signal is generally chosen from a variety of well-studied electroencephalogram (EEG) signals. For a given…

Machine Learning · Computer Science 2018-06-28 Vernon J. Lawhern , Amelia J. Solon , Nicholas R. Waytowich , Stephen M. Gordon , Chou P. Hung , Brent J. Lance

This paper presents Prototypical Contrastive Learning (PCL), an unsupervised representation learning method that addresses the fundamental limitations of instance-wise contrastive learning. PCL not only learns low-level features for the…

Computer Vision and Pattern Recognition · Computer Science 2021-03-31 Junnan Li , Pan Zhou , Caiming Xiong , Steven C. H. Hoi

In the field of automatic Electrocardiogram (ECG) diagnosis, due to the relatively limited amount of labeled data, how to build a robust ECG pretrained model based on unlabeled data is a key area of focus for researchers. Recent…

Signal Processing · Electrical Eng. & Systems 2025-06-10 Xiaoyu Sun , Yang Yang , Xunde Dong

Cross-lingual Named Entity Recognition (NER) has recently become a research hotspot because it can alleviate the data-hungry problem for low-resource languages. However, few researches have focused on the scenario where the source-language…

Computation and Language · Computer Science 2022-04-05 Yingwen Fu , Nankai Lin , Ziyu Yang , Shengyi Jiang

Recent advances in brain-inspired artificial intelligence have sought to align neural signals with visual semantics using multimodal models such as CLIP. However, existing methods often treat CLIP as a static feature extractor, overlooking…

Information Retrieval · Computer Science 2025-11-13 Jiyuan Wang , Li Zhang , Haipeng Lin , Qile Liu , Gan Huang , Ziyu Li , Zhen Liang , Xia Wu

Effectively learning the temporal dynamics in electroencephalogram (EEG) signals is challenging yet essential for decoding brain activities using brain-computer interfaces (BCIs). Although Transformers are popular for their long-term…

Signal Processing · Electrical Eng. & Systems 2024-10-30 Yi Ding , Yong Li , Hao Sun , Rui Liu , Chengxuan Tong , Chenyu Liu , Xinliang Zhou , Cuntai Guan

The new perspective in visual classification aims to decode the feature representation of visual objects from human brain activities. Recording electroencephalogram (EEG) from the brain cortex has been seen as a prevalent approach to…

Computer Vision and Pattern Recognition · Computer Science 2020-06-30 Xianglin Zheng , Zehong Cao , Quan Bai

Electroencephalography (EEG) is shown to be a valuable data source for evaluating subjects' mental states. However, the interpretation of multi-modal EEG signals is challenging, as they suffer from poor signal-to-noise-ratio, are highly…

Signal Processing · Electrical Eng. & Systems 2022-04-19 David Bethge , Philipp Hallgarten , Ozan Özdenizci , Ralf Mikut , Albrecht Schmidt , Tobias Grosse-Puppendahl

Accent recognition with deep learning framework is a similar work to deep speaker identification, they're both expected to give the input speech an identifiable representation. Compared with the individual-level features learned by speaker…

Sound · Computer Science 2021-08-26 Wei Wang , Chao Zhang , Xiaopei Wu

Conventional machine learning models, particularly tree-based approaches, have demonstrated promising performance across various clinical prediction tasks using electronic health record (EHR) data. Despite their strengths, these models…

Computation and Language · Computer Science 2025-05-26 Sara Ketabi , Dhanesh Ramachandram

Medical image segmentation, or computing voxelwise semantic masks, is a fundamental yet challenging task to compute a voxel-level semantic mask. To increase the ability of encoder-decoder neural networks to perform this task across large…

Computer Vision and Pattern Recognition · Computer Science 2021-11-10 Ho Hin Lee , Yucheng Tang , Qi Yang , Xin Yu , Shunxing Bao , Leon Y. Cai , Lucas W. Remedios , Bennett A. Landman , Yuankai Huo

Accurate interpretation of electrocardiogram (ECG) signals is crucial for diagnosing cardiovascular diseases. Recent multimodal approaches that integrate ECGs with accompanying clinical reports show strong potential, but they still face two…

Artificial Intelligence · Computer Science 2026-02-25 Ziwei Niu , Hao Sun , Shujun Bian , Xihong Yang , Lanfen Lin , Yuxin Liu , Yueming Jin

Muscle fatigue detection plays an important role in physical rehabilitation. Previous researches have demonstrated that sEMG offers superior sensitivity in detecting muscle fatigue compared to other biological signals. However, features…

Machine Learning · Computer Science 2026-04-06 Zitao Lin , Chang Zhu , Wei Meng

In the domain of cardiovascular healthcare, the Electrocardiogram (ECG) serves as a critical, non-invasive diagnostic tool. Although recent strides in self-supervised learning (SSL) have been promising for ECG representation learning, these…

Signal Processing · Electrical Eng. & Systems 2023-09-15 Che Liu , Zhongwei Wan , Sibo Cheng , Mi Zhang , Rossella Arcucci
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