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Unlike the traditional dock-based systems, dockless bike-sharing systems are more convenient for users in terms of flexibility. However, the flexibility of these dockless systems comes at the cost of management and operation complexity.…

Machine Learning · Computer Science 2020-04-14 Jingjing Gu , Qiang Zhou , Jingyuan Yang , Yanchi Liu , Fuzhen Zhuang , Yanchao Zhao , Hui Xiong

Flow watermarks efficiently link packet flows in a network in order to thwart various attacks such as stepping stones. We study the problem of designing good flow watermarks. Earlier flow watermarking schemes mostly considered substitution…

Cryptography and Security · Computer Science 2013-06-17 Xun Gong , Mavis Rodrigues , Negar Kiyavash

The performance of optical flow algorithms greatly depends on the specifics of the content and the application for which it is used. Existing and well established optical flow datasets are limited to rather particular contents from which…

Computer Vision and Pattern Recognition · Computer Science 2018-11-20 Gregory Schröder , Tobias Senst , Erik Bochinski , Thomas Sikora

In GPU-accelerated data analytics, the overhead of data transfer from CPU to GPU becomes a performance bottleneck when the data scales beyond GPU memory capacity due to the limited PCIe bandwidth. Data compression has come to rescue for…

Databases · Computer Science 2026-02-10 Gwangoo Yeo , Zhiyang Shen , Wei Cui , Matteo Interlandi , Rathijit Sen , Bailu Ding , Qi Chen , Minsoo Rhu

Uniform flow distribution across parallel channels directly impacts the performance and efficiency of many fluid and energy systems. However, designing efficient flow manifolds that ensure uniform flow distribution remains a challenge. This…

Fluid Dynamics · Physics 2025-10-06 Sanjay Vermani , Nitish Anand

This paper addresses the challenges of evaluating network performance in the presence of fluctuating traffic patterns, with a particular focus on the impact of peak data rates on network resources. We introduce a set of metrics to quantify…

Networking and Internet Architecture · Computer Science 2025-08-14 Michał Rzepka , Piotr Chołda

This study extends the flow measurement method initially proposed in [22] to three-dimensional scenarios, addressing the growing need for accurate and efficient non-contact flow measurement techniques in complex hydrodynamic environments.…

Numerical Analysis · Mathematics 2025-03-18 Jiwei Li , Lingyun Qiu , Zhongjing Wang , Hui Yu

Network measurement is necessary to obtain an understanding of the network traffic and keep the network healthy. Flow-level measurement is widely used because it provides rich enough information while being resource efficient, in contrast…

Networking and Internet Architecture · Computer Science 2018-12-10 Zongyi Zhao , Xingang Shi , Xia Yin , Zhiliang Wang

Real-time motion detection in non-stationary scenes is a difficult task due to dynamic background, changing foreground appearance and limited computational resource. These challenges degrade the performance of the existing methods in…

Computer Vision and Pattern Recognition · Computer Science 2018-11-22 Junjie Huang , Wei Zou , Zheng Zhu , Jiagang Zhu

With the advent of programmable network hardware, more and more functionality can be moved from software running on general purpose CPUs to the NIC. Early NICs only allowed offloading fixed functions like checksum computation. Recent NICs…

Networking and Internet Architecture · Computer Science 2025-09-29 Max Schrötter , Sten Heimbrodt , Bettina Schnor

Industrial recommendation systems (RS) rely on the multi-stage pipeline to balance effectiveness and efficiency when delivering items from a vast corpus to users. Existing RS benchmark datasets primarily focus on the exposure space, where…

Information Retrieval · Computer Science 2024-10-29 Qi Liu , Kai Zheng , Rui Huang , Wuchao Li , Kuo Cai , Yuan Chai , Yanan Niu , Yiqun Hui , Bing Han , Na Mou , Hongning Wang , Wentian Bao , Yunen Yu , Guorui Zhou , Han Li , Yang Song , Defu Lian , Kun Gai

Autonomous driving systems require robust lane perception capabilities, yet existing vision-based detection methods suffer significant performance degradation when visual sensors provide insufficient cues, such as in occluded or…

Computer Vision and Pattern Recognition · Computer Science 2026-02-03 Yihan Xie , Han Xia , Zhen Yang

3D scene flow estimation is a vital tool in perceiving our environment given depth or range sensors. Unlike optical flow, the data is usually sparse and in most cases partially occluded in between two temporal samplings. Here we propose a…

Computer Vision and Pattern Recognition · Computer Science 2021-04-20 Bojun Ouyang , Dan Raviv

With the widespread use of the Internet of Things, underwater control and monitoring systems for purposes such as ocean data sampling, natural disaster prevention, underwater surveillance, submarine exploration, and the like have become a…

Networking and Internet Architecture · Computer Science 2025-06-03 Mohammadhossein Homaei

Data center networks leverage multiple parallel paths connecting end host pairs to offer high bisection bandwidth for cluster computing applications. However, state of the art distributed multi-pathing protocols such as Equal Cost Multipath…

Networking and Internet Architecture · Computer Science 2013-07-30 Wenzhi Cui , Chen Qian

Normalizing flow is a generative modeling approach with efficient sampling. However, Flow-based models suffer two issues: 1) If the target distribution is manifold, due to the unmatch between the dimensions of the latent target distribution…

Machine Learning · Computer Science 2024-04-24 Qinglong Meng , Chongkun Xia , Xueqian Wang

TensorFlow is an interface for expressing machine learning algorithms, and an implementation for executing such algorithms. A computation expressed using TensorFlow can be executed with little or no change on a wide variety of heterogeneous…

Unlike their line-based counterparts, surface-based techniques have yet to be thoroughly investigated in flow visualization due to their significant placement, speed, perception, and evaluation challenges. This paper presents SurfPatch, a…

Graphics · Computer Science 2025-01-07 Delin An , Chaoli Wang

Motion detection is a fundamental but challenging task for autonomous driving. In particular scenes like highway, remote objects have to be paid extra attention for better controlling decision. Aiming at distant vehicles, we train a neural…

Computer Vision and Pattern Recognition · Computer Science 2022-03-23 Ka Man Lo

Reliable 3D dynamic perception requires models that can anticipate motion beyond predefined categories, yet progress is hindered by the scarcity of dense, high-quality motion annotations. While self-supervision on unlabeled real data offers…

Computer Vision and Pattern Recognition · Computer Science 2026-04-13 Qingwen Zhang , Xiaomeng Zhu , Chenhan Jiang , Patric Jensfelt