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Related papers: Ray Tracing using HIP

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Hyperspectral imagery provides abundant spectral information beyond the visible RGB bands, offering rich discriminative details about objects in a scene. Leveraging such data has the potential to enhance visual tracking performance. In this…

Computer Vision and Pattern Recognition · Computer Science 2023-08-31 Yuedong Tan

Large-scale numerical simulations of planetary interiors require dedicated visualization algorithms that are able to efficiently extract a large amount of information in an interactive and user-friendly way. Here we present a software…

Numerical methods for radiative transfer play a key role in modern-day astrophysics and cosmology, including study of the inhomogeneous reionization process. In this context, ray tracing methods are well-regarded for accuracy but notorious…

Instrumentation and Methods for Astrophysics · Physics 2025-12-16 Nathan X. Marshak , Kathlynn Simotas , Zarija Lukić , Hyunbae Park , James Ahrens , Chris R. Johnson

We present HARP, a novel method for learning low dimensional embeddings of a graph's nodes which preserves higher-order structural features. Our proposed method achieves this by compressing the input graph prior to embedding it, effectively…

Social and Information Networks · Computer Science 2017-11-17 Haochen Chen , Bryan Perozzi , Yifan Hu , Steven Skiena

Video-based eye tracking is a valuable technique in various research fields. Numerous open-source eye tracking algorithms have been developed in recent years, primarily designed for general application with many different camera types.…

Computer Vision and Pattern Recognition · Computer Science 2017-06-28 Terence Brouns

Several computer vision applications such as person search or online fashion rely on human description. The use of instance-level human parsing (HP) is therefore relevant since it localizes semantic attributes and body parts within a…

Computer Vision and Pattern Recognition · Computer Science 2022-01-25 Angelique Loesch , Romaric Audigier

With the increasing popularity of human-computer interaction applications, there is also growing interest in generating sufficiently large and diverse data sets for automatic radar-based recognition of hand poses and gestures. Radar…

Signal Processing · Electrical Eng. & Systems 2023-07-31 Johanna Bräunig , Christian Schüßler , Vanessa Wirth , Marc Stamminger , Ingrid Ullmann , Martin Vossiek

Infrared target tracking plays an important role in both civil and military fields. The main challenges in designing a robust and high-precision tracker for infrared sequences include overlap, occlusion and appearance change. To this end,…

Computer Vision and Pattern Recognition · Computer Science 2020-10-13 Chao Ma , Guohua Gu , Xin Miao , Minjie Wan , Weixian Qian , Kan Ren , Qian Chen

Eye-tracking technology is widely used in various application areas such as psychology, neuroscience, marketing, and human-computer interaction, as it is a valuable tool for understanding how people process information and interact with…

Human-Computer Interaction · Computer Science 2024-04-25 Enkelejda Kasneci , Hong Gao , Suleyman Ozdel , Virmarie Maquiling , Enkeleda Thaqi , Carrie Lau , Yao Rong , Gjergji Kasneci , Efe Bozkir

Probabilistic volumetric mapping (PVM) represents a 3D environmental map for an autonomous robotic navigational task. A popular implementation such as Octomap is widely used in the robotics community for such a purpose. The Octomap relies…

Robotics · Computer Science 2020-12-07 Heajung Min , Kyung Min Han , Young J. Kim

Multi-Object Tracking (MOT) aims to detect and associate all targets of given classes across frames. Current dominant solutions, e.g. ByteTrack and StrongSORT++, follow the hybrid pipeline, which first accomplish most of the associations in…

Computer Vision and Pattern Recognition · Computer Science 2024-06-21 Yunhao Du , Zhicheng Zhao , Fei Su

Ray tracing algorithms that compute pulse profiles from rotating neutron stars are essential tools for constraining neutron-star properties with data from missions such as NICER. However, the high computational cost of these simulations…

High Energy Astrophysical Phenomena · Physics 2025-06-16 Preston G. Waldrop , Dimitrios Psaltis , Tong Zhao

We present a versatile GPU-based parallel version of Logistic Regression (LR), aiming to address the increasing demand for faster algorithms in binary classification due to large data sets. Our implementation is a direct translation of the…

Machine Learning · Computer Science 2023-08-22 Nechba Mohammed , Mouhajir Mohamed , Sedjari Yassine

The identification, and subsequent discovery, of fast radio transients through blind-search surveys requires a large amount of processing power, in worst cases scaling as $\mathcal{O}(N^3)$. For this reason, survey data are generally…

Instrumentation and Methods for Astrophysics · Physics 2014-02-04 Alessio Magro , Aris Karastergiou , Stefano Salvini , Benjamin Mort , Fred Dulwich , Kristian Zarb Adami

This paper presents a practical methodology for collecting performance data necessary to conduct hierarchical Roofline analysis on NVIDIA GPUs. It discusses the extension of the Empirical Roofline Toolkit for broader support of a range of…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-11-26 Charlene Yang , Yunsong Wang , Steven Farrell , Thorsten Kurth , Samuel Williams

Traditional feature matching methods such as scale-invariant feature transform (SIFT) usually use image intensity or gradient information to detect and describe feature points; however, both intensity and gradient are sensitive to nonlinear…

Computer Vision and Pattern Recognition · Computer Science 2018-04-26 Jiayuan Li , Qingwu Hu , Mingyao Ai

Simulating event streams from 3D scenes has become a common practice in event-based vision research, as it meets the demand for large-scale, high temporal frequency data without setting up expensive hardware devices or undertaking extensive…

Computer Vision and Pattern Recognition · Computer Science 2025-09-03 Zhenyang Li , Xiaoyang Bai , Jinfan Lu , Pengfei Shen , Edmund Y. Lam , Yifan Peng

We describe a geometrical method for tracing a planet's orbit using its velocity hodograph, that is, the path of the planet's velocity. The method requires only a straight edge, a compass, and the help of the hodograph. We also obtain…

Classical Physics · Physics 2016-08-16 E. Guillaumín-España , H. N. Núñez-Yépez , A. L. Salas-Brito

We present the results of an R&D study for a specialized processor capable of precisely reconstructing events with hundreds of charged-particle tracks in pixel and silicon strip detectors at $40\,\rm MHz$, thus suitable for processing LHC…

We introduce DiffBMP, a scalable and efficient differentiable rendering engine for a collection of bitmap images. Our work addresses a limitation that traditional differentiable renderers are constrained to vector graphics, given that most…

Graphics · Computer Science 2026-03-25 Seongmin Hong , Junghun James Kim , Daehyeop Kim , Insoo Chung , Se Young Chun
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