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Adaptive bitrate (ABR) streaming is the de facto solution for achieving smooth viewing experiences under unstable network conditions. However, most of the existing rate adaptation approaches for ABR are content-agnostic, without considering…

Multimedia · Computer Science 2018-11-19 Guanyu Gao , Linsen Dong , Huaizheng Zhang , Yonggang Wen , Wenjun Zeng

This paper studies fast adaptive beamforming optimization for the signal-to-interference-plus-noise ratio balancing problem in a multiuser multiple-input single-output downlink system. Existing deep learning based approaches to predict…

Information Theory · Computer Science 2020-11-03 Yi Yuan , Gan Zheng , Kai-Kit Wong , Björn Ottersten , Zhi-Quan Luo

Video-on-demand streaming has benefitted from \textit{content-adaptive encoding} (CAE), i.e., adaptation of resolution and/or quantization parameters for each scene based on convex hull optimization. However, CAE is very challenging to…

Image and Video Processing · Electrical Eng. & Systems 2025-12-01 Shakarim Soltanayev , Odysseas Zisimopoulos , Mohammad Ashraful Anam , Man Cheung Kung , Angeliki Katsenou , Yiannis Andreopoulos

Modern video players employ complex algorithms to adapt the bitrate of the video that is shown to the user. Bitrate adaptation requires a tradeoff between reducing the probability that the video freezes (rebuffers) and enhancing the quality…

Networking and Internet Architecture · Computer Science 2020-06-19 Kevin Spiteri , Rahul Urgaonkar , Ramesh K. Sitaraman

We present a straightforward, non-intrusive adaptive bit rate streaming segment quality selection policy which aims at extending battery lifetime during playback while limiting the impact on the user's quality of experience, thus benefiting…

Image and Video Processing · Electrical Eng. & Systems 2024-02-12 César Díaz , Antonio Fernández , Fernando Sacristán , Narciso García

We introduce LIMES, a new method for learning with non-stationary streaming data, inspired by the recent success of meta-learning. The main idea is not to attempt to learn a single classifier that would have to work well across all…

Machine Learning · Computer Science 2022-06-13 Paulina Tomaszewska , Christoph H. Lampert

Traditional optimization methods based on system-wide Quality of Service (QoS) metrics have approached their performance limitations in modern large-scale streaming systems. However, aligning user-level Quality of Experience~(QoE) with…

Multimedia · Computer Science 2025-08-25 Lianchen Jia , Chao Zhou , Chaoyang Li , Jiangchuan Liu , Lifeng Sun

Thanks to the abundance of Web platforms and broadband connections, HTTP Adaptive Streaming has become the de facto choice for multimedia delivery nowadays. However, the visual quality of adaptive video streaming may fluctuate strongly…

Multimedia · Computer Science 2020-02-26 Huyen T. T. Tran , Nam Pham Ngoc , Tobias Hoßfeld , Michael Seufert , Truong Cong Thang

The increasing consumption of video streams and the demand for higher-quality content drive the evolution of telecommunication networks and the development of new network accelerators to boost media delivery while optimizing network usage.…

Networking and Internet Architecture · Computer Science 2023-11-14 Juncal Uriol , Inhar Yeregui , Alvaro Gabilondo , Roberto Viola , Pablo Angueira , Jon Montalban

The ability to dynamically adapt neural networks to newly-available data without performance deterioration would revolutionize deep learning applications. Streaming learning (i.e., learning from one data example at a time) has the potential…

Machine Learning · Computer Science 2022-11-10 Cameron R. Wolfe , Anastasios Kyrillidis

We introduce a new online convex optimization algorithm that adaptively chooses its regularization function based on the loss functions observed so far. This is in contrast to previous algorithms that use a fixed regularization function…

Machine Learning · Computer Science 2010-07-08 H. Brendan McMahan , Matthew Streeter

A self-adaptive system can modify its own structure and behavior at runtime based on its perception of the environment, of itself and of its requirements. To develop a self-adaptive system, software developers codify knowledge about the…

Software Engineering · Computer Science 2022-10-13 Andreas Metzger , Clément Quinton , Zoltán Ádám Mann , Luciano Baresi , Klaus Pohl

We present a novel method for convex unconstrained optimization that, without any modifications, ensures: (i) accelerated convergence rate for smooth objectives, (ii) standard convergence rate in the general (non-smooth) setting, and (iii)…

Machine Learning · Computer Science 2018-09-11 Kfir Y. Levy , Alp Yurtsever , Volkan Cevher

We present ARU, an Adaptive Recurrent Unit for streaming adaptation of deep globally trained time-series forecasting models. The ARU combines the advantages of learning complex data transformations across multiple time series from deep…

Machine Learning · Computer Science 2019-07-05 Prathamesh Deshpande , Sunita Sarawagi

This paper addresses a fundamental limitation of previous random access protocols, their lack of latency performance guarantees. We consider $K$ IoT transmitters competing for uplink resources and we design a fully distributed protocol for…

Networking and Internet Architecture · Computer Science 2019-04-02 Apostolos Destounis , Dimitrios Tsilimantos , Mérouane Debbah , Georgios S. Paschos

Stochastic optimization methods encounter new challenges in the realm of streaming, characterized by a continuous flow of large, high-dimensional data. While first-order methods, like stochastic gradient descent, are the natural choice,…

Statistics Theory · Mathematics 2024-02-02 Antoine Godichon-Baggioni , Nicklas Werge

In HTTP Adaptive Streaming, video content is conventionally encoded by adapting its spatial resolution and quantization level to best match the prevailing network state and display characteristics. It is well known that the traditional…

Image and Video Processing · Electrical Eng. & Systems 2021-09-17 Angeliki V. Katsenou , Fan Zhang , Kyle Swanson , Mariana Afonso , Joel Sole , David R. Bull

HTTP/2 video streaming has caught a lot of attentions in the development of multimedia technologies over the last few years. In HTTP/2, the server push mechanism allows the server to deliver more video segments to the client within a single…

Multimedia · Computer Science 2020-04-07 Chanh Minh Tran , Tho Nguyen Duc , Phan Xuan Tan , Eiji Kamioka

In streaming Reinforcement Learning (RL), transitions are observed and discarded immediately after a single update. While this minimizes resource usage for on-device applications, it makes agents notoriously sample-inefficient, since…

Machine Learning · Computer Science 2026-02-11 Nilaksh , Antoine Clavaud , Mathieu Reymond , François Rivest , Sarath Chandar

To obtain a near-optimal policy with fewer interactions in Reinforcement Learning (RL), a promising approach involves the combination of offline RL, which enhances sample efficiency by leveraging offline datasets, and online RL, which…

Machine Learning · Computer Science 2024-11-18 Xiaoyu Wen , Xudong Yu , Rui Yang , Haoyuan Chen , Chenjia Bai , Zhen Wang