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Vision-language models (VLMs) could power real-time assistants and autonomous agents, but they face a critical challenge: understanding near-infinite video streams without escalating latency and memory usage. Processing entire videos with…

计算机视觉与模式识别 · 计算机科学 2025-10-13 Ruyi Xu , Guangxuan Xiao , Yukang Chen , Liuning He , Kelly Peng , Yao Lu , Song Han

Anomaly detection is critical for finding suspicious behavior in innumerable systems. We need to detect anomalies in real-time, i.e. determine if an incoming entity is anomalous or not, as soon as we receive it, to minimize the effects of…

机器学习 · 计算机科学 2023-01-31 Siddharth Bhatia

This paper considers the detection of change points in parallel data streams, a problem widely encountered when analyzing large-scale real-time streaming data. Each stream may have its own change point, at which its data has a…

统计方法学 · 统计学 2023-01-18 Zexian Lu , Yunxiao Chen , Xiaoou Li

3D multi-object tracking and trajectory prediction are two crucial modules in autonomous driving systems. Generally, the two tasks are handled separately in traditional paradigms and a few methods have started to explore modeling these two…

计算机视觉与模式识别 · 计算机科学 2024-07-01 Jiaheng Zhuang , Guoan Wang , Siyu Zhang , Xiyang Wang , Hangning Zhou , Ziyao Xu , Chi Zhang , Zhiheng Li

Some of the most relevant document schemas used online, such as XML and JSON, have a nested format. In the last decade, the task of extracting data from nested documents over streams has become especially relevant. We focus on the streaming…

数据库 · 计算机科学 2022-01-11 Martín Muñoz , Cristian Riveros

We consider the Survivable Network Design problem (SNDP) in the single-pass insertion-only streaming model. The input to SNDP is an edge-weighted graph $G = (V, E)$ and an integer connectivity requirement $r(uv)$ for each $u, v \in V$. The…

数据结构与算法 · 计算机科学 2025-04-17 Chandra Chekuri , Rhea Jain , Sepideh Mahabadi , Ali Vakilian

In this paper, we propose a general and novel formulation of ranking and selection with the existence of streaming input data. The collection of multiple streams of such data may consume different types of resources, and hence can be…

机器学习 · 统计学 2025-03-18 Yuhao Wang , Enlu Zhou

In this paper, we present an approach for joint rate allocation and quality selection for a novel video streaming scheme called streamloading. Streamloading is a recently developed method for delivering high quality video without violating…

网络与互联网体系结构 · 计算机科学 2015-12-02 S. Amir Hosseini , Zheng Lu , Gustavo de Veciana , Shivendra S. Panwar

In recent years, stream data have become an immensely growing area of research for the database, computer science and data mining communities. Stream data is an ordered sequence of instances. In many applications of data stream mining data…

数据库 · 计算机科学 2014-02-10 Nishant Vadnere , R. G. Mehta , D. P. Rana , N. J. Mistry , M. M. Raghuwanshi

We present streaming algorithms for the graph $k$-matching problem in both the insert-only and dynamic models. Our algorithms, with space complexity matching the best upper bounds, have optimal or near-optimal update time, significantly…

数据结构与算法 · 计算机科学 2023-10-18 Jianer Chen , Qin Huang , Iyad Kanj , Qian Li , Ge Xia

Most known algorithms in the streaming model of computation aim to approximate a single function such as an $\ell_p$-norm. In 2009, Nelson [\url{https://sublinear.info}, Open Problem 30] asked if it possible to design \emph{universal…

数据结构与算法 · 计算机科学 2020-04-07 Vladimir Braverman , Robert Krauthgamer , Lin F. Yang

Grouping together similar elements in datasets is a common task in data mining and machine learning. In this paper, we study streaming algorithms for correlation clustering, where each pair of elements is labeled either similar or…

数据结构与算法 · 计算机科学 2025-03-05 Mélanie Cambus , Fabian Kuhn , Etna Lindy , Shreyas Pai , Jara Uitto

While Test-Time Scaling (TTS) offers a promising direction to enhance video generation without the surging costs of training, current test-time video generation methods based on diffusion models suffer from exorbitant candidate exploration…

计算机视觉与模式识别 · 计算机科学 2026-05-07 Yijing Tu , Shaojin Wu , Mengqi Huang , Wenchuan Wang , Yuxin Wang , Chunxiao Liu , Zhendong Mao

A streaming algorithm to compute the spectral proper orthogonal decomposition (SPOD) of stationary random processes is presented. As new data becomes available, an incremental update of the truncated eigenbasis of the estimated…

流体动力学 · 物理学 2019-01-14 Oliver T. Schmidt , Aaron Towne

The increasing popularity of real-world recommender systems produces data continuously and rapidly, and it becomes more realistic to study recommender systems under streaming scenarios. Data streams present distinct properties such as…

社会与信息网络 · 计算机科学 2016-07-22 Shiyu Chang , Yang Zhang , Jiliang Tang , Dawei Yin , Yi Chang , Mark A. Hasegawa-Johnson , Thomas S. Huang

This paper addresses stochastic optimization in a streaming setting with time-dependent and biased gradient estimates. We analyze several first-order methods, including Stochastic Gradient Descent (SGD), mini-batch SGD, and time-varying…

机器学习 · 计算机科学 2023-07-20 Antoine Godichon-Baggioni , Nicklas Werge , Olivier Wintenberger

In statistical learning for real-world large-scale data problems, one must often resort to "streaming" algorithms which operate sequentially on small batches of data. In this work, we present an analysis of the information-theoretic limits…

机器学习 · 统计学 2018-01-22 Andre Manoel , Florent Krzakala , Eric W. Tramel , Lenka Zdeborová

A widely-used tool for binary classification is the Support Vector Machine (SVM), a supervised learning technique that finds the "maximum margin" linear separator between the two classes. While SVMs have been well studied in the batch…

机器学习 · 计算机科学 2014-12-09 Vikram Nathan , Sharath Raghvendra

The efficient estimation of frequency moments of a data stream in one-pass using limited space and time per item is one of the most fundamental problem in data stream processing. An especially important estimation is to find the number of…

数据结构与算法 · 计算机科学 2010-10-29 Gokarna Sharma , Costas Busch , Srikanta Tirthapura

Predictive queries over spatiotemporal (ST) stream data pose significant data processing and analysis challenges. ST data streams involve a set of time series whose data distributions may vary in space and time, exhibiting multiple distinct…

机器学习 · 统计学 2024-10-03 Anderson Chaves , Eduardo Ogasawara , Patrick Valduriez , Fabio Porto