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Modern learning frameworks often train deep neural networks with massive amounts of unlabeled data to learn representations by solving simple pretext tasks, then use the representations as foundations for downstream tasks. These networks…

机器学习 · 计算机科学 2024-04-04 Druv Pai , Ziyang Wu , Sam Buchanan , Yaodong Yu , Yi Ma

Human Mesh Recovery (HMR) from a single RGB image is a highly ambiguous problem, as an infinite set of 3D interpretations can explain the 2D observation equally well. Nevertheless, most HMR methods overlook this issue and make a single…

计算机视觉与模式识别 · 计算机科学 2025-03-19 Guénolé Fiche , Simon Leglaive , Xavier Alameda-Pineda , Francesc Moreno-Noguer

Self-supervised audio representation learning offers an attractive alternative for obtaining generic audio embeddings, capable to be employed into various downstream tasks. Published approaches that consider both audio and words/tags…

声音 · 计算机科学 2020-10-28 Xavier Favory , Konstantinos Drossos , Tuomas Virtanen , Xavier Serra

Learning high-quality video representation has shown significant applications in computer vision and remains challenging. Previous work based on mask autoencoders such as ImageMAE and VideoMAE has proven the effectiveness of learning…

计算机视觉与模式识别 · 计算机科学 2023-12-22 Xingjian Diao , Ming Cheng , Shitong Cheng

"Masked Autoencoders (MAE) Are Scalable Vision Learners" revolutionizes the self-supervised learning method in that it not only achieves the state-of-the-art for image pre-training, but is also a milestone that bridges the gap between…

计算机视觉与模式识别 · 计算机科学 2022-02-10 Shuhao Cao , Peng Xu , David A. Clifton

Electronic Health Records have become popular sources of data for secondary research, but their use is hampered by the amount of effort it takes to overcome the sparsity, irregularity, and noise that they contain. Modern learning…

应用统计 · 统计学 2025-02-28 Jacek M. Bajor , Diego A. Mesa , Travis J. Osterman , Thomas A. Lasko

Intracranial aneurysms are a major cause of morbidity and mortality worldwide, and detecting them manually is a complex, time-consuming task. Albeit automated solutions are desirable, the limited availability of training data makes it…

计算机视觉与模式识别 · 计算机科学 2025-03-03 Alberto Mario Ceballos-Arroyo , Jisoo Kim , Chu-Hsuan Lin , Lei Qin , Geoffrey S. Young , Huaizu Jiang

Modern studies in radiograph representation learning rely on either self-supervision to encode invariant semantics or associated radiology reports to incorporate medical expertise, while the complementarity between them is barely noticed.…

计算机视觉与模式识别 · 计算机科学 2023-02-16 Hong-Yu Zhou , Chenyu Lian , Liansheng Wang , Yizhou Yu

Masked Autoencoders (MAEs) trained on audio spectrogram patches have emerged as a prominent approach for learning self-supervised audio representations. While several recent papers have evaluated key aspects of training MAEs on audio data,…

声音 · 计算机科学 2025-07-15 Sarthak Yadav , Sergios Theodoridis , Zheng-Hua Tan

The scarcity of annotated data in LiDAR point cloud understanding hinders effective representation learning. Consequently, scholars have been actively investigating efficacious self-supervised pre-training paradigms. Nevertheless, temporal…

计算机视觉与模式识别 · 计算机科学 2024-07-23 Weijie Wei , Fatemeh Karimi Nejadasl , Theo Gevers , Martin R. Oswald

Masked Image Modeling (MIM)-based models, such as SdAE, CAE, GreenMIM, and MixAE, have explored different strategies to enhance the performance of Masked Autoencoders (MAE) by modifying prediction, loss functions, or incorporating…

计算机视觉与模式识别 · 计算机科学 2024-06-26 Srinivasa Rao Nandam , Sara Atito , Zhenhua Feng , Josef Kittler , Muhammad Awais

Learning compressed representations of multivariate time series (MTS) facilitates data analysis in the presence of noise and redundant information, and for a large number of variates and time steps. However, classical dimensionality…

神经与进化计算 · 计算机科学 2019-07-17 Filippo Maria Bianchi , Lorenzo Livi , Karl Øyvind Mikalsen , Michael Kampffmeyer , Robert Jenssen

Masked Autoencoders (MAE) have demonstrated promising performance in self-supervised learning for both 2D and 3D computer vision. Nevertheless, existing MAE-based methods still have certain drawbacks. Firstly, the functional decoupling…

计算机视觉与模式识别 · 计算机科学 2023-10-06 Yang Liu , Chen Chen , Can Wang , Xulin King , Mengyuan Liu

Irregular time series, where data points are recorded at uneven intervals, are prevalent in healthcare settings, such as emergency wards where vital signs and laboratory results are captured at varying times. This variability, which…

机器学习 · 计算机科学 2024-10-16 Hrishikesh Patel , Ruihong Qiu , Adam Irwin , Shazia Sadiq , Sen Wang

We propose a masked self-supervised learning framework, called BRepMAE, for automatically extracting a valuable representation of the input computer-aided design (CAD) model to recognize its machining features. Representation learning is…

图形学 · 计算机科学 2026-02-27 Can Yao , Kang Wu , Zuheng Zheng , Siyuan Xing , Xiao-Ming Fu

Cross-modality magnetic resonance (MR) image synthesis can be used to generate missing modalities from given ones. Existing (supervised learning) methods often require a large number of paired multi-modal data to train an effective…

图像与视频处理 · 电气工程与系统科学 2023-06-21 Yonghao Li , Tao Zhou , Kelei He , Yi Zhou , Dinggang Shen

Electronic health record (EHR) data has emerged as a valuable resource for analyzing patient health status. However, the prevalence of missing data in EHR poses significant challenges to existing methods, leading to spurious correlations…

机器学习 · 计算机科学 2024-05-16 Zhihao Yu , Xu Chu , Yujie Jin , Yasha Wang , Junfeng Zhao

We present a novel masked image modeling (MIM) approach, context autoencoder (CAE), for self-supervised representation pretraining. We pretrain an encoder by making predictions in the encoded representation space. The pretraining tasks…

计算机视觉与模式识别 · 计算机科学 2023-08-11 Xiaokang Chen , Mingyu Ding , Xiaodi Wang , Ying Xin , Shentong Mo , Yunhao Wang , Shumin Han , Ping Luo , Gang Zeng , Jingdong Wang

Generating semantic segmentation datasets has consistently been laborious and time-consuming, particularly in the context of large models or specialized domains(i.e. Medical Imaging or Remote Sensing). Specifically, large models necessitate…

计算机视觉与模式识别 · 计算机科学 2023-10-03 Jiaru Jia , Mingzhe Liu , Jiake Xie , Xin Chen , Hong Zhang , Feixiang Zhao , Aiqing Yang

Joint understanding of video and language is an active research area with many applications. Prior work in this domain typically relies on learning text-video embeddings. One difficulty with this approach, however, is the lack of…

计算机视觉与模式识别 · 计算机科学 2020-01-17 Antoine Miech , Ivan Laptev , Josef Sivic