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Metaverse applications such as virtual reality (VR) content streaming, require optimal resource allocation strategies for mobile edge computing (MEC) to ensure a high-quality user experience. In contrast to online reinforcement learning…

系统与控制 · 电气工程与系统科学 2023-05-24 Jiadong Yu , Ahmad Alhilal , Tailin Zhou , Pan Hui , Danny H. K. Tsang

Video-quality measurement is a critical task in video processing. Nowadays, many implementations of new encoding standards - such as AV1, VVC, and LCEVC - use deep-learning-based decoding algorithms with perceptual metrics that serve as…

计算机视觉与模式识别 · 计算机科学 2023-02-08 Anastasia Antsiferova , Sergey Lavrushkin , Maksim Smirnov , Alexander Gushchin , Dmitriy Vatolin , Dmitriy Kulikov

Current state-of-the-art video quality models, such as VMAF, give excellent prediction results by comparing the degraded video with its reference video. However, they do not consider temporal distortions (e.g., frame freezes or skips) that…

图像与视频处理 · 电气工程与系统科学 2023-03-23 Gabriel Mittag , Babak Naderi , Vishak Gopal , Ross Cutler

Low-latency video streaming over 5G has become rapidly popular over the last few years due to its increased usage in hosting virtual events, online education, webinars, and all-hands meetings. Our work aims to address the absence of studies…

多媒体 · 计算机科学 2024-03-04 Imran Khan , Tuyen X. Tran , Matti Hiltunen , Theodore Karagioules , Dimitrios Koutsonikolas

Recent advancements in Multimodal Large Language Models (MLLMs) have demonstrated significant improvement in offline video understanding. However, extending these capabilities to streaming video inputs, remains challenging, as existing…

计算机视觉与模式识别 · 计算机科学 2026-05-08 Haowei Zhang , Shudong Yang , Jinlan Fu , See-Kiong Ng , Xipeng Qiu

In an increasingly connected world, wireless networks' monitoring and characterization are of vital importance. Service and application providers need to have a detailed understanding of network performance to offer new solutions tailored…

网络与互联网体系结构 · 计算机科学 2023-11-14 Inhar Yeregui , Juncal Uriol , Roberto Viola , Pablo Angueira , Jasone Astorga , Jon Montalban

With the development of mobile and edge computing, the demand for low-bit quantized models on edge devices is increasing to achieve efficient deployment. To enhance the performance, it is often necessary to retrain the quantized models…

机器学习 · 计算机科学 2025-07-25 Yujia Tong , Jingling Yuan , Chuang Hu

Video streaming via TCP networks has become a popular and highly demanded service, but its quality assessment in both objective and subjective terms has not been properly addressed. In this paper, based on statistical analysis a full…

多媒体 · 计算机科学 2016-11-18 Mirghiasaldin Seyedebrahimi , Colin Bailey , Xiao-Hong Peng

In mobile computing systems, users can access network services anywhere and anytime using mobile devices such as tablets and smart phones. These devices connect to the Internet via network or telecommunications operators. Users usually have…

网络与互联网体系结构 · 计算机科学 2014-10-28 Karan Mitra , Arkady Zaslavsky , Christer Åhlund

The emergence of the connected and automated vehicle (CAV) technology enables numerous advanced applications in our transportation system, benefiting our daily travels in terms of safety, mobility, and sustainability. However, vehicular…

系统与控制 · 电气工程与系统科学 2021-05-18 Ziran Wang , Kyungtae Han , Prashant Han

Large vision-language models (VLMs) have advanced multimodal tasks such as video question answering (QA). However, VLMs face the challenge of selecting frames effectively and efficiently, as standard uniform sampling is expensive and…

计算机视觉与模式识别 · 计算机科学 2026-05-05 Martin Q. Ma , Willis Guo , Aditya Agrawal , Ankit Gupta , Paul Pu Liang , Ruslan Salakhutdinov , Louis-Philippe Morency

Diffusion models have shown superior performance in real-world video super-resolution (VSR). However, the slow processing speeds and heavy resource consumption of diffusion models hinder their practical application and deployment.…

计算机视觉与模式识别 · 计算机科学 2026-02-05 Bowen Chai , Zheng Chen , Libo Zhu , Wenbo Li , Yong Guo , Yulun Zhang

Accurate and efficient Video Quality Assessment (VQA) has long been a key research challenge. Current mainstream VQA methods typically improve performance by pretraining on large-scale classification datasets (e.g., ImageNet, Kinetics-400),…

计算机视觉与模式识别 · 计算机科学 2025-10-10 Yachun Mi , Yu Li , Yanting Li , Chen Hui , Tong Zhang , Zhixuan Li , Chenyue Song , Wei Yang Bryan Lim , Shaohui Liu

For very high capacity networks (VHC), the main objective is to improve the quality of the end-user experience. This implies compliance with key performance indicators (KPIs) required by applications. Key performance indicators at the…

网络与互联网体系结构 · 计算机科学 2020-06-09 Francesco Vatalaro , Gianfranco Ciccarella

The multimedia content and streaming are a major means of information exchange in the modern era and there is an increasing demand for such services. This coupled with the advancement of future wireless networks B5G/6G and the proliferation…

多媒体 · 计算机科学 2024-11-26 Monalisa Ghosh , Chetna Singhal

HTTP adaptive streaming (HAS) is quickly becoming the dominant video delivery technique for adaptive streaming over the Internet. Still considered as its primary challenges are determining the optimal rate adaptation and improving both the…

网络与互联网体系结构 · 计算机科学 2018-09-13 Farzad Tashtarian , Alireza Erfanian , Amir Varasteh

Streaming vision-language models (VLMs) continuously generate responses given an instruction prompt and an online stream of input frames. This is a core mechanism for real-time visual assistants. Existing VLM frameworks predominantly assess…

计算机视觉与模式识别 · 计算机科学 2026-05-07 Pavan Kumar Anasosalu Vasu , Cem Koc , Fartash Faghri , Chun-Liang Li , Bo Feng , Zhengfeng Lai , Meng Cao , Oncel Tuzel , Hadi Pouransari

As mobile devices become increasingly popular for video streaming, it's crucial to optimize the streaming experience for these devices. Although deep learning-based video enhancement techniques are gaining attention, most of them cannot…

网络与互联网体系结构 · 计算机科学 2023-07-25 Zhaoyuan He , Yifan Yang , Lili Qiu , Kyoungjun Park

Future mobile networks supporting Internet of Things are expected to provide both high throughput and low latency to user-specific services. One way to overcome this challenge is to adopt network function virtualization and Multi-access…

网络与互联网体系结构 · 计算机科学 2019-07-04 Emmanouil Fountoulakis , Qi Liao , Manuel Stein , Nikolaos Pappas

This paper presents an analytical model for the average frame transmission delay and the jitter for the different Access Categories (ACs) of the IEEE 802.11e Enhanced Distributed Channel Access (EDCA) mechanism. Following are the salient…

网络与互联网体系结构 · 计算机科学 2021-12-15 Venkata Sitaram. A , Venkatesh. T. G , Arun George , Manivasakan. R , Bhasker Dappuri