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Compared with the legacy wireless networks, the next generation of wireless network targets at different services with divergent QoS requirements, ranging from bandwidth consuming video service to moderate and low date rate machine type…

网络与互联网体系结构 · 计算机科学 2021-11-30 Ji Lianghai , Andreas Weinand , Bin Han , Hans D. Schotten

We introduce a measurement tool for the performance evaluation of wireless communications with drones over cellular networks. The Android software records various LTE parameters, evaluates the TCP and UDP throughput, and tracks the GPS…

网络与互联网体系结构 · 计算机科学 2019-07-03 Christian Raffelsberger , Raheeb Muzaffar , Christian Bettstetter

We present RLLTE: a long-term evolution, extremely modular, and open-source framework for reinforcement learning (RL) research and application. Beyond delivering top-notch algorithm implementations, RLLTE also serves as a toolkit for…

人工智能 · 计算机科学 2024-12-06 Mingqi Yuan , Zequn Zhang , Yang Xu , Shihao Luo , Bo Li , Xin Jin , Wenjun Zeng

Vehicle-to-Everything (V2X) communication is expected to accomplish a long-standing goal of the Connected and Autonomous Vehicle (CAV) community to bring connected vehicles to roads on a large scale. A major challenge, and perhaps the…

网络与互联网体系结构 · 计算机科学 2023-12-04 Ghayoor Shah , Mahdi Zaman , Md Saifuddin , Behrad Toghi , Yaser Fallah

With the growing of Long Term Evolution (LTE) cellular networks and the increase in the demand of the video services, it is vital to consider the challenges in the streaming services from a different perspective. A perspective that focuses…

网络与互联网体系结构 · 计算机科学 2018-03-15 Ahmed Ahmedin , Amitabha Ghosh , Dipak Ghosal

LTE networks are commonplace nowadays; however, comparatively little is known about where (and why) they are deployed, and the demand they serve. We shed some light on these issues through large-scale, crowd-sourced measurement. Our data,…

网络与互联网体系结构 · 计算机科学 2016-11-24 Francesco Malandrino , Scott Kirkpatrick , Danny Bickson

The exponential growth in mobile data demand necessitates intelligent management of telecommunications infrastructure to ensure Quality of Service (QoS) and operational efficiency. This paper presents a comprehensive analysis of a…

网络与互联网体系结构 · 计算机科学 2026-03-06 Maryam Sabahat , M. Umar Khan

The performance of the Vision-and-Language Navigation~(VLN) tasks has witnessed rapid progress recently thanks to the use of large pre-trained vision-and-language models. However, full fine-tuning the pre-trained model for every downstream…

计算机视觉与模式识别 · 计算机科学 2023-08-22 Yanyuan Qiao , Zheng Yu , Qi Wu

Tuning cellular network performance against always occurring wireless impairments can dramatically improve reliability to end users. In this paper, we formulate cellular network performance tuning as a reinforcement learning (RL) problem…

网络与互联网体系结构 · 计算机科学 2020-01-01 Faris B. Mismar , Jinseok Choi , Brian L. Evans

Network Function Virtualization is considered one of the key technologies for developing the future mobile networks. In this paper, we propose a theoretical framework to evaluate the performance of an LTE virtualized Mobility Management…

网络与互联网体系结构 · 计算机科学 2017-03-14 Jonathan Prados-Garzon , Juan J. Ramos-Munoz , Pablo Ameigeiras , Pilar Andres-Maldonado , Juan M. Lopez-Soler

We experimentally characterize the performance of mobile VLC and propose using OCT precoding to combat mobility-induced performance degradation. Results show that for approximate 300-Mb/s mobile VLC transmission, OCT precoding outperforms…

信息论 · 计算机科学 2016-05-09 Yang Hong , Lian-Kuan Chen

Recent advances in vision-language pre-training (VLP) have demonstrated impressive performance in a range of vision-language (VL) tasks. However, there exist several challenges for measuring the community's progress in building general…

计算机视觉与模式识别 · 计算机科学 2022-05-31 Wangchunshu Zhou , Yan Zeng , Shizhe Diao , Xinsong Zhang

5G is considered a promising wireless communication technology to fulfill the high-demanding communication requirements of many Industry 4.0 applications. This work evaluates a 5G campus network for indoor factory floor scenarios using the…

信号处理 · 电气工程与系统科学 2023-06-07 Damir Hamidovic , Armin Hadziaganovic , Raheeb Muzaffar , Hans-Peter Bernhard

Large Language Models (LLMs) excel at long-context understanding but exhibit significant limitations in long-form generation. Existing studies primarily focus on single-generation quality, generally overlooking the volatility of the output.…

计算与语言 · 计算机科学 2026-05-05 Zhitao He , Haolin Yang , Rui Min , Zeyu Qin , Yi R. Fung

Secure communication is an integral feature of many Internet services. The widely deployed TLS protects reliable transport protocols. DTLS extends TLS security services to protocols relying on plain UDP packet transport, such as VoIP or IoT…

网络与互联网体系结构 · 计算机科学 2019-04-26 Sebastian Gallenmüller , Dominik Schöffmann , Dominik Scholz , Fabien Geyer , Georg Carle

Vision-language tracking (VLT) extends traditional single object tracking by incorporating textual information, providing semantic guidance to enhance tracking performance under challenging conditions like fast motion and deformations.…

计算机视觉与模式识别 · 计算机科学 2024-11-26 Xuchen Li , Shiyu Hu , Xiaokun Feng , Dailing Zhang , Meiqi Wu , Jing Zhang , Kaiqi Huang

A simulation model is presented to analyze and evaluate the performance of VoIP based integrated wireless LAN/WAN with taking into account various voice encoding schemes. The network model was simulated using OPNET Modeler software.…

网络与互联网体系结构 · 计算机科学 2014-07-09 Ali M. Alsahlany

The application of LTE technology has evolved from infrastructure-based deployments in licensed bands to new use cases covering ad hoc, device-to-device communications and unlicensed band operation. Vehicular communication is an emerging…

网络与互联网体系结构 · 计算机科学 2018-08-03 Fabian Eckermann , Philipp Gorczak , Christian Wietfeld

Vision-Language-Action (VLA) models are promising for generalist robot control, but on-robot deployment is bottlenecked by real-time inference under tight cost and energy budgets. Most prior evaluations rely on desktop-grade GPUs, obscuring…

机器人学 · 计算机科学 2026-04-28 Kaijun Zhou , Qiwei Chen , Da Peng , Zhiyang Li , Xijun Li , Jinyu Gu

While Multimodal Large Language Models (MLLMs) have advanced Video Temporal Grounding (VTG), existing methods often couple output paradigms with different backbones, datasets, and training protocols. This makes it challenging to isolate the…

计算机视觉与模式识别 · 计算机科学 2026-04-13 Shengji Jin , Yuanhao Zou , Victor Zhu , Zhengping Ji , Chen Chen