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The $\ell_1$ tracker obtains robustness by seeking a sparse representation of the tracking object via $\ell_1$ norm minimization \cite{Xue_ICCV_09_Track}. However, the high computational complexity involved in the $ \ell_1 $ tracker…

计算机视觉与模式识别 · 计算机科学 2010-12-14 Hanxi Li , Chunhua Shen , Qinfeng Shi

In this paper, we propose a framework named OCSampler to explore a compact yet effective video representation with one short clip for efficient video recognition. Recent works prefer to formulate frame sampling as a sequential decision task…

计算机视觉与模式识别 · 计算机科学 2022-01-13 Jintao Lin , Haodong Duan , Kai Chen , Dahua Lin , Limin Wang

Mobile edge caching (MEC) has been introduced to support ever-growing end-users' needs. To reduce the backhaul traffic demand and content delivery latency, cache-enabled edge servers at base stations (BSs) are employed to provision popular…

信号处理 · 电气工程与系统科学 2021-01-01 Susanna Mosleh , Qiang Fan , Lingjia Liu , Jonathan D. Ashdown , Erik Perrins , Kurt Turck

The key-value (KV) cache is a foundational optimization in Transformer-based large language models (LLMs), eliminating redundant recomputation of past token representations during autoregressive generation. However, its memory footprint…

机器学习 · 计算机科学 2026-03-24 Yichun Xu , Navjot K. Khaira , Tejinder Singh

SRAM-based cache memory faces several scalability limitations in deep nanoscale technologies, e.g., high leakage current, low cell stability, and low density. Emerging Non-Volatile Memory (NVM) technologies have received lots of attention…

新兴技术 · 计算机科学 2025-12-02 Elham Cheshmikhani , Fateme Shokouhinia , Hamed Farbeh

In mobile edge computing (MEC) systems, edge service caching refers to pre-storing the necessary programs for executing computation tasks at MEC servers. At resource-constrained edge servers, service caching placement is in general a…

网络与互联网体系结构 · 计算机科学 2020-04-15 Suzhi Bi , Liang Huang , Ying-Jun Angela Zhang

Matching-based networks have achieved state-of-the-art performance for video object segmentation (VOS) tasks by storing every-k frames in an external memory bank for future inference. Storing the intermediate frames' predictions provides…

计算机视觉与模式识别 · 计算机科学 2022-04-15 Ali Pourganjalikhan , Charalambos Poullis

We consider the problem of intelligent and efficient resource management framework in mobile edge computing (MEC), which can reduce delay and energy consumption, featuring distributed optimization and efficient congestion avoidance…

网络与互联网体系结构 · 计算机科学 2020-06-09 Xiaoxiong Zhong , Xinghan Wang , Li Li , Yuanyuan Yang , Yang Qin , Tingting Yang , Bin Zhang , Weizhe Zhang

Contraction Hierarchies is a successful speedup-technique to Dijkstra's seminal shortest path algorithm that has a convenient trade-off between preprocessing and query times. We investigate a shared-memory parallel implementation that uses…

数据结构与算法 · 计算机科学 2012-08-14 Dennis Luxen , Dennis Schieferdecker

Dijkstra's algorithm for the Single-Source Shortest Path (SSSP) problem is notoriously hard to parallelize in $o(n)$ depth, $n$ being the number of vertices in the input graph, without increasing the required parallel work unreasonably.…

分布式、并行与集群计算 · 计算机科学 2019-05-09 Michael Kainer , Jesper Larsson Träff

Neural Video Compression has emerged in recent years, with condition-based frameworks outperforming traditional codecs. However, most existing methods rely solely on the previous frame's features to predict temporal context, leading to two…

计算机视觉与模式识别 · 计算机科学 2025-12-16 Tiange Zhang , Zhimeng Huang , Xiandong Meng , Kai Zhang , Zhipin Deng , Siwei Ma

In mobile edge computing (MEC) systems, users offload computationally intensive tasks to edge servers at base stations. However, with unequal demand across the network, there might be excess demand at some locations and underutilized…

信息论 · 计算机科学 2021-01-18 Marie Siew , Kun Guo , Desmond Cai , Lingxiang Li , Tony Q. S. Quek

Prefix KV caching has become a key mechanism in LLM serving: it reduces time to first token (TTFT) by avoiding redundant computation across requests that share a prefix (i.e., the system prompt). However, the accumulated KV cache is often…

分布式、并行与集群计算 · 计算机科学 2026-05-25 Yu Zhu , Aditya Dhakal , Yunming Xiao , Dejan Milojicic , Gustavo Alonso

There has been a growing trend in compressing and transmitting videos from terminals for machine vision tasks. Nevertheless, most video coding optimization method focus on minimizing distortion according to human perceptual metrics,…

多媒体 · 计算机科学 2025-12-18 Fei Zhao , Mengxi Guo , Shijie Zhao , Junlin Li , Li Zhang , Xiaodong Xie

VVC is the next generation video coding standard, offering coding capability beyond HEVC standard. The high computational complexity of the latest video coding standards requires high-level parallelism techniques, in order to achieve…

分布式、并行与集群计算 · 计算机科学 2021-01-01 Thomas Amestoy , Wassim Hamidouche , Cyril Bergeron , Daniel Menard

We study the problem of caching optimization in heterogeneous networks with mutual interference and per-file rate constraints from an energy efficiency perspective. A setup is considered in which two cache-enabled transmitter nodes and a…

信息论 · 计算机科学 2018-10-16 Estefanía Recayte , Giuseppe Cocco

The All-Pairs Min-Cut problem (aka All-Pairs Max-Flow) asks to compute a minimum $s$-$t$ cut (or just its value) for all pairs of vertices $s,t$. We study this problem in directed graphs with unit edge/vertex capacities (corresponding to…

Cross-core communication is increasingly a bottleneck as the number of processing elements increase per system-on-chip. Typical hardware solutions to cross-core communication are often inflexible; while software solutions are flexible, they…

硬件体系结构 · 计算机科学 2021-01-21 Qinzhe Wu , Jonathan Beard , Ashen Ekanayake , Andreas Gerstlauer , Lizy K. John

The problem of finding a minimum vertex cover (MVC) in a graph is a well-known NP-hard problem with significant practical applications in optimization and scheduling. Its complexity, combined with the increasing scale of problems,…

人工智能 · 计算机科学 2025-03-11 Enqiang Zhu , Qiqi Bao , Yu Zhang , Chanjuan Liu

Nowadays, real-time video communication over the internet through video conferencing applications has become an invaluable tool in everyone's professional and personal life. This trend underlines the need for video coding algorithms that…

多媒体 · 计算机科学 2015-10-05 Stamos Katsigiannis , Georgios Papaioannou , Dimitris Maroulis