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Tabular data inherently exhibits significant feature heterogeneity, but existing transformer-based methods lack specialized mechanisms to handle this property. To bridge the gap, we propose MAYA, an encoder-decoder transformer-based…

机器学习 · 计算机科学 2025-09-23 Xuechen Li , Yupeng Li , Jian Liu , Xiaolin Jin , Xin Hu

The pre-trained point cloud model based on Masked Point Modeling (MPM) has exhibited substantial improvements across various tasks. However, these models heavily rely on the Transformer, leading to quadratic complexity and limited decoder,…

计算机视觉与模式识别 · 计算机科学 2024-10-29 Yaohua Zha , Naiqi Li , Yanzi Wang , Tao Dai , Hang Guo , Bin Chen , Zhi Wang , Zhihao Ouyang , Shu-Tao Xia

Transformer-based models have shown strong performance in time-series forecasting by leveraging self-attention to model long-range temporal dependencies. However, their effectiveness depends critically on the quality and structure of input…

机器学习 · 计算机科学 2026-02-11 Saurish Nagrath , Saroj Kumar Panigrahy

Time series anomaly detection is crucial for maintaining stable systems. Existing methods face two main challenges. First, it is difficult to directly model the dependencies of diverse and complex patterns within the sequences. Second, many…

机器学习 · 计算机科学 2025-04-22 Wenxin Zhang , Cuicui Luo

In the context of high usability in single-class anomaly detection models, recent academic research has become concerned about the more complex multi-class anomaly detection. Although several papers have designed unified models for this…

计算机视觉与模式识别 · 计算机科学 2024-03-22 Xi Jiang , Ying Chen , Qiang Nie , Jianlin Liu , Yong Liu , Chengjie Wang , Feng Zheng

Medical multi-modal pre-training has revealed promise in computer-aided diagnosis by leveraging large-scale unlabeled datasets. However, existing methods based on masked autoencoders mainly rely on data-level reconstruction tasks, but lack…

计算机视觉与模式识别 · 计算机科学 2024-04-10 Yupei Zhang , Li Pan , Qiushi Yang , Tan Li , Zhen Chen

This study proposes an anomaly detection method based on the Transformer architecture with integrated multiscale feature perception, aiming to address the limitations of temporal modeling and scale-aware feature representation in cloud…

机器学习 · 计算机科学 2025-08-26 Lian Lian , Yilin Li , Song Han , Renzi Meng , Sibo Wang , Ming Wang

Accurate detection and diagnosis of abnormal behaviors such as network attacks from multivariate time series (MTS) are crucial for ensuring the stable and effective operation of industrial cyber-physical systems (CPS). However, existing…

机器学习 · 计算机科学 2024-03-06 Haili Sun , Yan Huang , Lansheng Han , Cai Fu , Chunjie Zhou

This paper introduces an algorithm for the detection of change-points and the identification of the corresponding subsequences in transient multivariate time-series data (MTSD). The analysis of such data has become more and more important…

信号处理 · 电气工程与系统科学 2023-04-05 Jonas Köhne , Lars Henning , Clemens Gühmann

The empirical mode decomposition (EMD) method and its variants have been extensively employed in the load and renewable forecasting literature. Using this multiresolution decomposition, time series (TS) related to the historical load and…

系统与控制 · 电气工程与系统科学 2020-11-24 Nima Safari , George Price , Chi Yung Chung

As we all know, multi-view data is more expressive than single-view data and multi-label annotation enjoys richer supervision information than single-label, which makes multi-view multi-label learning widely applicable for various pattern…

计算机视觉与模式识别 · 计算机科学 2023-03-14 Chengliang Liu , Jie Wen , Xiaoling Luo , Yong Xu

Learning from tabular data is of paramount importance, as it complements the conventional analysis of image and video data by providing a rich source of structured information that is often critical for comprehensive understanding and…

计算机视觉与模式识别 · 计算机科学 2025-01-14 Kankana Roy , Lars Krämer , Sebastian Domaschke , Malik Haris , Roland Aydin , Fabian Isensee , Martin Held

Analysis of multivariate healthcare time series data is inherently challenging: irregular sampling, noisy and missing values, and heterogeneous patient groups with different dynamics violating exchangeability. In addition, interpretability…

机器学习 · 计算机科学 2023-11-15 Onur Poyraz , Pekka Marttinen

Attention-based models have been widely used in many areas, such as computer vision and natural language processing. However, relevant applications in time series classification (TSC) have not been explored deeply yet, causing a significant…

机器学习 · 计算机科学 2022-07-18 Bowen Zhao , Huanlai Xing , Xinhan Wang , Fuhong Song , Zhiwen Xiao

Masked Diffusion Models (MDMs) significantly accelerate inference by trading off sequential determinism. However, the theoretical mechanisms governing generation order and the risks inherent in parallelization remain under-explored. In this…

机器学习 · 计算机科学 2026-02-03 Shaorong Zhang , Longxuan Yu , Rob Brekelmans , Luhan Tang , Salman Asif , Greg Ver Steeg

Text-to-music (TTM) generation, which converts textual descriptions into audio, opens up innovative avenues for multimedia creation. Achieving high quality and diversity in this process demands extensive, high-quality data, which are often…

声音 · 计算机科学 2025-06-18 Chang Li , Ruoyu Wang , Lijuan Liu , Jun Du , Yixuan Sun , Zilu Guo , Zhenrong Zhang , Yuan Jiang , Jianqing Gao , Feng Ma

Multivariate time-series analysis involves extracting informative representations from sequences of multiple interdependent variables, supporting tasks such as forecasting, imputation, and anomaly detection. In real-world scenarios, these…

机器学习 · 计算机科学 2026-05-19 Israel Zexer , Omri Azencot

We introduce a novel deep learning method for decoding error correction codes based on the Mamba architecture, enhanced with Transformer layers. Our approach proposes a hybrid decoder that leverages Mamba's efficient sequential modeling…

信息论 · 计算机科学 2025-05-26 Shy-el Cohen , Yoni Choukroun , Eliya Nachmani

Achieving resilient and high-quality manufacturing requires reliable data-driven anomaly detection methods that are capable of addressing differences in behaviors among different individual machines which are nominally the same and are…

机器学习 · 计算机科学 2026-04-08 Yangmeng Li , Kei Sano , Toshihiro Kitao , Ryoji Anzaki , Yukiya Saitoh , Hironori Moki , Dragan Djurdjanovic

Time series anomaly detection (TSAD) has long been a hot research topic in data mining due to its various applications. Recent studies challenge the effectiveness of popular deep learning methods for TSAD, suggesting their failure in…

机器学习 · 计算机科学 2026-05-29 Qideng Tang , Dai Chaofan , Wubin Ma , Yahui Wu , Haohao Zhou , Tao Zhang , Huan Li , Dalin Zhang