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We study learning-augmented streaming algorithms for estimating the value of MAX-CUT in a graph. In the classical streaming model, while a $1/2$-approximation for estimating the value of MAX-CUT can be trivially achieved with $O(1)$ words…

数据结构与算法 · 计算机科学 2025-01-07 Yinhao Dong , Pan Peng , Ali Vakilian

A streaming algorithm is adversarially robust if it is guaranteed to perform correctly even in the presence of an adaptive adversary. Recently, several sophisticated frameworks for robustification of classical streaming algorithms have been…

数据结构与算法 · 计算机科学 2021-09-09 Omri Ben-Eliezer , Talya Eden , Krzysztof Onak

There is a growing cross-disciplinary effort in the broad domain of optimization and learning with streams of data, applied to settings where traditional batch optimization techniques cannot produce solutions at time scales that match the…

最优化与控制 · 数学 2021-11-29 Emiliano Dall'Anese , Andrea Simonetto , Stephen Becker , Liam Madden

We present statistical methods for big data arising from online analytical processing, where large amounts of data arrive in streams and require fast analysis without storage/access to the historical data. In particular, we develop…

统计计算 · 统计学 2018-06-13 Elizabeth D. Schifano , Jing Wu , Chun Wang , Jun Yan , Ming-Hui Chen

We introduce the Smoothed Online Optimization for Target Tracking (SOOTT) problem, a new framework that integrates three key objectives in online decision-making under uncertainty: (1) tracking cost for following a dynamically moving…

机器学习 · 计算机科学 2025-09-09 Ali Zeynali , Mahsa Sahebdel , Qingsong Liu , Mohammad Hajiesmaili , Ramesh K. Sitaraman

We consider online algorithms with respect to the competitive ratio. Here, we investigate quantum and classical one-way automata with non-constant size of memory (streaming algorithms) as a model for online algorithms. We construct problems…

数据结构与算法 · 计算机科学 2019-06-24 Kamil Khadiev , Aliya Khadieva , Mansur Ziatdinov , Dmitry Kravchenko , Alexander Rivosh , Ramis Yamilov , Ilnaz Mannapov

We study the well-motivated problem of online distribution shift in which the data arrive in batches and the distribution of each batch can change arbitrarily over time. Since the shifts can be large or small, abrupt or gradual, the length…

机器学习 · 计算机科学 2025-04-11 Dheeraj Baby , Boran Han , Shuai Zhang , Cuixiong Hu , Yuyang Wang , Yu-Xiang Wang

In today's digital landscape, video content dominates internet traffic, underscoring the need for efficient video processing to support seamless live streaming experiences on platforms like YouTube Live, Twitch, and Facebook Live. This…

多媒体 · 计算机科学 2024-11-25 Zahra Nabizadeh , Maedeh Jamali , Nader Karimi , Shadrokh Samavi , Shahram Shirani

We propose a streaming submodular maximization algorithm "stream clipper" that performs as well as the offline greedy algorithm on document/video summarization in practice. It adds elements from a stream either to a solution set $S$ or to…

机器学习 · 统计学 2018-02-14 Tianyi Zhou , Jeff Bilmes

Streaming platforms, like Netflix and YouTube, strive to offer high streaming quality (SQ), in terms of bitrate, delays, etc., to their users. Meanwhile, a significant share of content consumption of these platforms is heavily influenced by…

网络与互联网体系结构 · 计算机科学 2022-04-12 Dimitra Tsigkari , Thrasyvoulos Spyropoulos

Efficient vision works maximize accuracy under a latency budget. These works evaluate accuracy offline, one image at a time. However, real-time vision applications like autonomous driving operate in streaming settings, where ground truth…

New optical technologies offer the ability to reconfigure network topologies dynamically, rather than setting them once and for all. This is true in both optical wide area networks (optical WANs) and in datacenters, despite the many…

数据结构与算法 · 计算机科学 2020-01-23 Michael Dinitz , Benjamin Moseley

This paper studies a long-term resource allocation problem over multiple periods where each period requires a multi-stage decision-making process. We formulate the problem as an online allocation problem in an episodic finite-horizon…

数据结构与算法 · 计算机科学 2023-10-20 Duksang Lee , William Overman , Dabeen Lee

Estimating the size of the maximum matching is a canonical problem in graph algorithms, and one that has attracted extensive study over a range of different computational models. We present improved streaming algorithms for approximating…

数据结构与算法 · 计算机科学 2016-11-15 Graham Cormode , Hossein Jowhari , Morteza Monemizadeh , S. Muthukrishnan

Analyzing massive data sets has been one of the key motivations for studying streaming algorithms. In recent years, there has been significant progress in analysing distributions in a streaming setting, but the progress on graph problems…

数据结构与算法 · 计算机科学 2009-05-05 Kook Jin Ahn , Sudipto Guha

We revisit the $k$-mismatch problem in the streaming model on a pattern of length $m$ and a streaming text of length $n$, both over a size-$\sigma$ alphabet. The current state-of-the-art algorithm for the streaming $k$-mismatch problem, by…

数据结构与算法 · 计算机科学 2020-04-28 Shay Golan , Tomasz Kociumaka , Tsvi Kopelowitz , Ely Porat

Proactive streaming video understanding requires models to continuously process video streams and decide when to respond, rather than merely what to respond. This naturally introduces a decision-making problem under partial observations,…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Ao Li , Zihan Xiao , Zihao Yue , Boshen Xu , Linli Yao , Jiaze Li , Pei Fu , Jianzhong Ju , Jian Luan , Qin Jin

Submodular maximization problems belong to the family of combinatorial optimization problems and enjoy wide applications. In this paper, we focus on the problem of maximizing a monotone submodular function subject to a $d$-knapsack…

机器学习 · 计算机科学 2016-07-06 Qilian Yu , Easton Li Xu , Shuguang Cui

In gradient-based learning, a step size chosen in parameter units does not produce a predictable per-step change in function output. This often leads to instability in the streaming setting (i.e., batch size=1), where stochasticity is not…

机器学习 · 计算机科学 2026-04-22 Arsalan Sharifnassab , Mohamed Elsayed , Kris De Asis , A. Rupam Mahmood , Richard S. Sutton

In many applications, learning systems are required to process continuous non-stationary data streams. We study this problem in an online learning framework and propose an algorithm that can deal with adversarial time-varying and nonlinear…

机器学习 · 计算机科学 2023-10-16 Pavel Kolev , Georg Martius , Michael Muehlebach