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Robust velocity and position estimation is crucial for autonomous robot navigation. The optical flow based methods for autonomous navigation have been receiving increasing attentions in tandem with the development of micro unmanned aerial…

Robotics · Computer Science 2018-12-06 Chen Wang , Tete Ji , Thien-Minh Nguyen , Lihua Xie

Botnets could autonomously infect, propagate, communicate and coordinate with other members in the botnet, enabling cybercriminals to exploit the cumulative computing and bandwidth of its bots to facilitate cybercrime. Traditional detection…

Cryptography and Security · Computer Science 2024-12-17 Biju Issac , Kyle Fryer , Seibu Mary Jacob

Diffusion-based unsupervised image registration has been explored for cardiac cine MR, but expensive multi-step inference limits practical use. We propose FlowReg, a flow-matching framework in displacement field space that achieves strong…

Computer Vision and Pattern Recognition · Computer Science 2026-03-04 Yunguan Fu , Wenjia Bai , Wen Yan , Matthew J Clarkson , Rhodri Huw Davies , Yipeng Hu

We demonstrate that combining machine learning with data assimilation leads to a major improvement in phytoplankton short-range (1-5 day) forecasts for the North-West European Shelf (NWES) seas. We show that excess nitrate concentrations…

Quantitative Methods · Quantitative Biology 2025-08-05 Deep S Banerjee , Jozef Skakala , David Ford

We have developed an automatic method for segmenting fluorescence lifetime (FLT) imaging microscopy (FLIM) images of cells inspired by a multi-resolution community detection (MCD) based network segmentation method. The image processing…

Medical Physics · Physics 2014-01-06 Dandan Hu , Pinaki Sarder , Peter Ronhovde , Sandra Orthaus , Samuel Achilefu , Zohar Nussinov

The process of fish cage inspections, which is a necessary maintenance task at any fish farm, be it small scale or industrial, is a task that has the potential to be fully automated. Replacing trained divers who perform regular inspections…

Computer Vision and Pattern Recognition · Computer Science 2024-09-23 Matej Fabijanić , Nadir Kapetanović , Nikola Mišković

Fluorescence spectroscopy is an image correlation technique to analyze and characterize the molecular dynamics from a sequence of fluorescence images. Many image correlation techniques have been developed for different applications [1]. But…

Quantitative Methods · Quantitative Biology 2017-10-24 C. Chen , P. Paul-Gilloteaux , T. Vignaud , J. Salamero , F. Waharte

Birds are important indicators for monitoring both biodiversity and habitat health; they also play a crucial role in ecosystem management. Decline in bird populations can result in reduced eco-system services, including seed dispersal,…

Computer Vision and Pattern Recognition · Computer Science 2023-05-04 Carl Chalmers , Paul Fergus , Serge Wich , Steven N Longmore , Naomi Davies Walsh , Philip Stephens , Chris Sutherland , Naomi Matthews , Jens Mudde , Amira Nuseibeh

Organoids are self-organized 3D cell clusters that closely mimic the architecture and function of in vivo tissues and organs. Quantification of organoid morphology helps in studying organ development, drug discovery, and toxicity…

Image and Video Processing · Electrical Eng. & Systems 2024-04-09 Xiaodan Xing , Chunling Tang , Yunzhe Guo , Nicholas Kurniawan , Guang Yang

Many living organisms can exploit quantum mechanical effects to gain distinct biological advantages. In plants, photosynthesis uses quantum coherence to achieve near 100% efficiency in energy transfer. With advances in experimental…

Quantum Physics · Physics 2025-11-19 Rong-Hang Chen , Jing Dong , Wen Yang , Qing Ai , Gui-Lu Long

Quantitative workflows utilizing real-time data to constrain ahead-of-bit uncertainty have the potential to improve geosteering significantly. Fast updates based on real-time data are essential when drilling in complex reservoirs with high…

Geophysics · Physics 2022-07-05 Sergey Alyaev , Jan Tveranger , Kristian Fossum , Ahmed H. Elsheikh

Precision soil greenhouse gas (GHG) flux prediction is essential in agricultural systems for assessing environmental impacts, developing emission mitigation strategies and promoting sustainable agriculture. Due to the lack of advanced…

Machine Learning · Computer Science 2025-06-23 Yu Zhang , Gaoshan Bi , Simon Jeffery , Max Davis , Yang Li , Qing Xue , Po Yang

Data stream monitoring is a crucial task which has a wide range of applications. The majority of existing research in this area can be broadly classified into two types, monitoring value sum and monitoring value cardinality. In this paper,…

Databases · Computer Science 2025-05-21 Siyuan Dong , Yuxuan Tian , Wenhan Ma , Tong Yang , Chenye Zhang , Yuhan Wu , Kaicheng Yang , Yaojing Wang

Fetal ultrasounds are an essential part of prenatal care and can be used to estimate gestational age (GA). Accurate GA assessment is important for providing appropriate prenatal care throughout pregnancy and identifying complications such…

Monitoring plantations is crucial for crop management and producing healthy harvests. Unmanned Aerial Vehicles (UAVs) have been used to collect multispectral images that aid in this monitoring. However, given the number of hectares to be…

Computer Vision and Pattern Recognition · Computer Science 2024-09-17 Felipe A. Lopes , Vasit Sagan , Flavio Esposito

The measurement of optical ultrafast laser pulses is done indirectly because the required bandwidth to measure these pulses exceeds the bandwidth of current electronics. As a result, this measurement problem is often posed as a 1-D phase…

Optics · Physics 2023-04-28 Daniel J Kane , Andrei B. Vakhtin

Higher order cumulants of point processes, such as skew and kurtosis, require significant computational effort to calculate. The traditional counts-in-cells method implicitly requires a large amount of computation since, for each sampling…

Astrophysics · Physics 2007-05-23 R. J. Thacker , H. M. P. Couchman

Understanding how biological communities respond to environmental changes is a key challenge in ecology and ecosystem management. The apparent decline of insect populations necessitates more biomonitoring but the time-consuming sorting and…

We introduce Categorical Flow Maps, a flow-matching method for accelerated few-step generation of categorical data via self-distillation. Building on recent variational formulations of flow matching and the broader trend towards accelerated…

Coarse-grained (CG) molecular simulations have become a standard tool to study molecular processes on time- and length-scales inaccessible to all-atom simulations. Parameterizing CG force fields to match all-atom simulations has mainly…

Computational Physics · Physics 2023-02-07 Jonas Köhler , Yaoyi Chen , Andreas Krämer , Cecilia Clementi , Frank Noé
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