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相关论文: TE-TAD: Towards Full End-to-End Temporal Action De…

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End-to-end neural diarization with encoder-decoder based attractors (EEND-EDA) is a method to perform diarization in a single neural network. EDA handles the diarization of a flexible number of speakers by using an LSTM-based…

声音 · 计算机科学 2023-12-12 Lahiru Samarakoon , Samuel J. Broughton , Marc Härkönen , Ivan Fung

Recent advancements in feature representation and dimension reduction have highlighted their crucial role in enhancing the efficacy of predictive modeling. This work introduces TemporalPaD, a novel end-to-end deep learning framework…

机器学习 · 计算机科学 2024-09-30 Xuechen Mu , Zhenyu Huang , Kewei Li , Haotian Zhang , Xiuli Wang , Yusi Fan , Kai Zhang , Fengfeng Zhou

Tactile signals collected by wearable electronics are essential in modeling and understanding human behavior. One of the main applications of tactile signals is action classification, especially in healthcare and robotics. However, existing…

信号处理 · 电气工程与系统科学 2024-04-25 Jimmy Lin , Junkai Li , Jiasi Gao , Weizhi Ma , Yang Liu

Type A Aortic Dissection (TAAD) is a life-threatening cardiovascular emergency that demands rapid and precise preoperative evaluation. While key anatomical and pathological features are decisive for surgical planning, current research…

计算机视觉与模式识别 · 计算机科学 2026-03-30 Mengdi Liu , Qiang Li , Weizhi Nie , Shaopeng Zhang , Yuting Su

Temporal action localization (TAL) involves dual tasks to classify and localize actions within untrimmed videos. However, the two tasks often have conflicting requirements for features. Existing methods typically employ separate heads for…

计算机视觉与模式识别 · 计算机科学 2024-12-16 Qiang Li , Di Liu , Jun Kong , Sen Li , Hui Xu , Jianzhong Wang

TASED-Net is a 3D fully-convolutional network architecture for video saliency detection. It consists of two building blocks: first, the encoder network extracts low-resolution spatiotemporal features from an input clip of several…

计算机视觉与模式识别 · 计算机科学 2019-08-19 Kyle Min , Jason J. Corso

Event-based cameras capture visual information as asynchronous streams of per-pixel brightness changes, generating sparse, temporally precise data. Compared to conventional frame-based sensors, they offer significant advantages in capturing…

计算机视觉与模式识别 · 计算机科学 2026-03-31 Biswadeep Sen , Benoit R. Cottereau , Nicolas Cuperlier , Terence Sim

The CNN-encoding of features from entire videos for the representation of human actions has rarely been addressed. Instead, CNN work has focused on approaches to fuse spatial and temporal networks, but these were typically limited to…

计算机视觉与模式识别 · 计算机科学 2016-11-22 Ali Diba , Vivek Sharma , Luc Van Gool

The development of unsupervised Video Anomaly Detection (VAD) relies on technologies in the field of signal processing. Since the anomaly is quite ambiguous and unbounded, different detection demands may often be raised even in one…

计算机视觉与模式识别 · 计算机科学 2025-12-30 Kai Cheng , Xinzhe Li , Lijuan Che

As of today, state-of-the-art activity recognition from wearable sensors relies on algorithms being trained to classify fixed windows of data. In contrast, video-based Human Activity Recognition, known as Temporal Action Localization (TAL),…

机器学习 · 计算机科学 2024-10-15 Marius Bock , Michael Moeller , Kristof Van Laerhoven

Action chunking is a widely adopted approach in Learning from Demonstration (LfD). By modeling multi-step action chunks rather than single-step actions, action chunking significantly enhances modeling capabilities for human expert policies.…

机器人学 · 计算机科学 2025-11-07 Yueyang Weng , Xiaopeng Zhang , Yongjin Mu , Yingcong Zhu , Yanjie Li , Qi Liu

Time series anomaly detection (TSAD) focuses on identifying whether observations in streaming data deviate significantly from normal patterns. With the prevalence of connected devices, anomaly detection on time series has become paramount,…

机器学习 · 计算机科学 2025-06-11 Samy-Melwan Vilhes , Gilles Gasso , Mokhtar Z Alaya

Temporal action localization (TAL) is a fundamental yet challenging task in video understanding. Existing TAL methods rely on pre-training a video encoder through action classification supervision. This results in a task discrepancy problem…

计算机视觉与模式识别 · 计算机科学 2021-11-01 Mengmeng Xu , Juan-Manuel Perez-Rua , Xiatian Zhu , Bernard Ghanem , Brais Martinez

Understanding human emotions is a crucial ability for intelligent robots to provide better human-robot interactions. The existing works are limited to trimmed video-level emotion classification, failing to locate the temporal window…

计算机视觉与模式识别 · 计算机科学 2022-08-04 Juncheng Li , Junlin Xie , Linchao Zhu , Long Qian , Siliang Tang , Wenqiao Zhang , Haochen Shi , Shengyu Zhang , Longhui Wei , Qi Tian , Yueting Zhuang

This paper proposes a method for long-term action anticipation (LTA), the task of predicting action labels and their duration in a video given the observation of an initial untrimmed video interval. We build on an encoder-decoder…

计算机视觉与模式识别 · 计算机科学 2024-12-30 Alberto Maté , Mariella Dimiccoli

Time series anomaly detection is a challenging problem due to the complex temporal dependencies and the limited label data. Although some algorithms including both traditional and deep models have been proposed, most of them mainly focus on…

机器学习 · 计算机科学 2023-03-28 Chaoli Zhang , Tian Zhou , Qingsong Wen , Liang Sun

Task planning with temporally extended goals (TEGs) is a critical challenge in AI and robotics, enabling agents to achieve complex sequences of objectives over time rather than addressing isolated, immediate tasks. Linear Temporal Logic on…

人工智能 · 计算机科学 2026-01-21 Yuliia Suprun , Khen Elimelech , Lydia E. Kavraki , Moshe Y. Vardi

Fine-grained human action recognition (FHAR) is challenging because visually similar actions differ by subtle spatio-temporal cues. Many recent systems enhance discriminability with extra modalities (e.g., pose, text, optical flow), but…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Imtiaz Ul Hassan , Nik Bessis , Ardhendu Behera

Temporal Action Localization (TAL) remains a fundamental challenge in video understanding, aiming to identify the start time, end time, and category of all action instances within untrimmed videos. While recent single-stage, anchor-free…

计算机视觉与模式识别 · 计算机科学 2025-12-02 Thisara Rathnayaka , Uthayasanker Thayasivam

Recent methods for ego-centric Traffic Anomaly Detection (TAD) often rely on complex multi-stage or multi-representation fusion architectures, yet it remains unclear whether such complexity is necessary. Recent findings in visual perception…

计算机视觉与模式识别 · 计算机科学 2025-09-03 Svetlana Orlova , Tommie Kerssies , Brunó B. Englert , Gijs Dubbelman