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Event analysis in untrimmed videos has attracted increasing attention due to the application of cutting-edge techniques such as CNN. As a well studied property for CNN-based models, the receptive field is a measurement for measuring the…

计算机视觉与模式识别 · 计算机科学 2021-11-24 Zhaobo Qi , Shuhui Wang , Chi Su , Li Su , Weigang Zhang , Qingming Huang

Representations of sequential data are commonly based on the assumption that observed sequences are realizations of an unknown underlying stochastic process, where the learning problem includes determination of the model parameters. In this…

机器学习 · 统计学 2019-09-17 Ronny Hug , Wolfgang Hübner , Michael Arens

We argue that in-context learning (ICL) predictably arises from standard self-supervised next-token pretraining, rather than being an exotic emergent property. This work establishes the foundational principles of this emergence by focusing…

机器学习 · 计算机科学 2025-07-15 Paul M. Riechers , Henry R. Bigelow , Eric A. Alt , Adam Shai

Dynamic networks offer an insight of how relational systems evolve. However, modeling these networks efficiently remains a challenge, primarily due to computational constraints, especially as the number of observed events grows. This paper…

机器学习 · 统计学 2023-12-20 Edoardo Filippi-Mazzola , Ernst C. Wit

Temporal Knowledge Graphs store events in the form of subjects, relations, objects, and timestamps which are often represented by dynamic heterogeneous graphs. Event forecasting is a critical and challenging task in Temporal Knowledge Graph…

机器学习 · 计算机科学 2021-09-13 Hongkuan Zhou , James Orme-Rogers , Rajgopal Kannan , Viktor Prasanna

Event studies often conflate direct treatment effects with indirect effects operating through endogenous covariate adjustment. We develop a dynamic panel event study framework that separates these effects. The framework allows for…

计量经济学 · 经济学 2026-01-12 Irene Botosaru , Laura Liu

Joint-event-extraction, which extracts structural information (i.e., entities or triggers of events) from unstructured real-world corpora, has attracted more and more research attention in natural language processing. Most existing works do…

计算与语言 · 计算机科学 2020-10-15 Yue Wang , Zhuo Xu , Lu Bai , Yao Wan , Lixin Cui , Qian Zhao , Edwin R. Hancock , Philip S. Yu

Some data from multiple sources can be modeled as multimodal time-series events which have different sampling frequencies, data compositions, temporal relations and characteristics. Different types of events have complex nonlinear…

人工智能 · 计算机科学 2022-09-07 Peiwang Tang , Xianchao Zhang

Neuronal circuits can learn and replay firing patterns evoked by sequences of sensory stimuli. After training, a brief cue can trigger a spatiotemporal pattern of neural activity similar to that evoked by a learned stimulus sequence.…

神经元与认知 · 定量生物学 2015-07-03 Alan Veliz-Cuba , Harel Shouval , Kresimir Josic , Zachary P. Kilpatrick

Predicting the subsequent event for an existing event context is an important but challenging task, as it requires understanding the underlying relationship between events. Previous methods propose to retrieve relational features from event…

计算与语言 · 计算机科学 2022-05-24 Li Du , Xiao Ding , Yue Zhang , Kai Xiong , Ting Liu , Bing Qin

Event-based cameras are becoming increasingly popular for their ability to capture high-speed motion with low latency and high dynamic range. However, generating videos from events remains challenging due to the highly sparse and varying…

计算机视觉与模式识别 · 计算机科学 2024-03-19 Burak Ercan , Onur Eker , Canberk Saglam , Aykut Erdem , Erkut Erdem

Relational events are a type of social interactions, that sometimes are referred to as dynamic networks. Its dynamics typically depends on emerging patterns, so-called endogenous variables, or external forces, referred to as exogenous…

社会与信息网络 · 计算机科学 2023-03-31 Igor Artico , Ernst Wit

Automatic event detection from time series signals has wide applications, such as abnormal event detection in video surveillance and event detection in geophysical data. Traditional detection methods detect events primarily by the use of…

机器学习 · 计算机科学 2018-09-26 Yue Wu , Youzuo Lin , Zheng Zhou , David Chas Bolton , Ji Liu , Paul Johnson

Neuromorphic event cameras possess superior temporal resolution, power efficiency, and dynamic range compared to traditional cameras. However, their asynchronous and sparse data format poses a significant challenge for conventional deep…

计算机视觉与模式识别 · 计算机科学 2026-02-06 Wei Fang , Priyadarshini Panda

Real-world recommender system needs to be regularly retrained to keep with the new data. In this work, we consider how to efficiently retrain graph convolution network (GCN) based recommender models, which are state-of-the-art techniques…

机器学习 · 计算机科学 2022-03-02 Sihao Ding , Fuli Feng , Xiangnan He , Yong Liao , Jun Shi , Yongdong Zhang

This study introduces the Conditional Neural Field Latent Diffusion (CoNFiLD) model, a novel generative learning framework designed for rapid simulation of intricate spatiotemporal dynamics in chaotic and turbulent systems within…

流体动力学 · 物理学 2024-03-18 Pan Du , Meet Hemant Parikh , Xiantao Fan , Xin-Yang Liu , Jian-Xun Wang

In continual learning, our aim is to learn a new task without forgetting what was learned previously. In topic models, this translates to learning new topic models without forgetting previously learned topics. Previous work either…

机器学习 · 计算机科学 2025-08-22 Charu Karakkaparambil James , Waleed Mustafa , Marius Kloft , Sophie Fellenz

Temporal graph representation learning has drawn significant attention for the prevalence of temporal graphs in the real world. However, most existing works resort to taking discrete snapshots of the temporal graph, or are not inductive to…

社会与信息网络 · 计算机科学 2022-03-29 Zhihao Wen , Yuan Fang

When performing data classification over a stream of continuously occurring instances, a key challenge is to develop an open-world classifier that anticipates instances from an unknown class. Studies addressing this problem, typically…

计算机视觉与模式识别 · 计算机科学 2018-10-10 Yang Gao , Swarup Chandra , Zhuoyi Wang , Latifur Khan

Chain Event Graphs (CEGs) are a widely applicable class of probabilistic graphical model that can represent context-specific independence statements and asymmetric unfoldings of events in an easily interpretable way. Existing model…

统计方法学 · 统计学 2022-06-20 Peter Strong , Jim Q Smith