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相关论文: TIM, ray-tracing program for forbidden optics

200 篇论文

Interactive Imitation Learning (IIL) allows agents to acquire desired behaviors through human interventions, but current methods impose high cognitive demands on human supervisors. We propose the Adaptive Intervention Mechanism (AIM), a…

人工智能 · 计算机科学 2025-06-12 Haoyuan Cai , Zhenghao Peng , Bolei Zhou

The Discrete Ordinates Method (DOM) is the most widely used velocity discretization method for simulating the radiative transport equation. However, the ray effect is a long-standing drawback of DOM. In benchmark tests that exhibit the ray…

动力系统 · 数学 2025-10-07 Lei Li , Min Tang , Yuqi Yang

We present TICaM, a Time-of-flight In-car Cabin Monitoring dataset for vehicle interior monitoring using a single wide-angle depth camera. Our dataset addresses the deficiencies of currently available in-car cabin datasets in terms of the…

计算机视觉与模式识别 · 计算机科学 2021-03-24 Jigyasa Singh Katrolia , Bruno Mirbach , Ahmed El-Sherif , Hartmut Feld , Jason Rambach , Didier Stricker

Thanks to the pioneering studies conducted on the fields of transformation optics (TO) and metasurfaces, many unprecedented devices such as invisibility cloaks have been recently realized. However, each of these methods has some drawbacks…

应用物理 · 物理学 2021-01-01 Mohammad Hosein Fakheri , Ali Abdolali

In this letter we investigate a tightly coupled Lidar-Inertia Odometry and Mapping (LIOM) scheme, with the capability to incorporate multiple lidars with complementary field of view (FOV). In essence, we devise a time-synchronized scheme to…

机器人学 · 计算机科学 2021-07-07 Thien-Minh Nguyen , Shenghai Yuan , Muqing Cao , Yang Lyu , Thien Hoang Nguyen , Lihua Xie

The light transport matrix (LTM) is an instrumental tool in line-of-sight (LOS) imaging, describing how light interacts with the scene and enabling applications such as relighting or separation of illumination components. We introduce a…

图像与视频处理 · 电气工程与系统科学 2021-10-06 Julio Marco , Adrian Jarabo , Ji Hyun Nam , Xiaochun Liu , Miguel Ángel Cosculluela , Andreas Velten , Diego Gutierrez

The Universal Transit Modeller (UTM) is a light-curve simulator for all kinds of transiting or eclipsing configurations between arbitrary numbers of several types of objects, which may be stars, planets, planetary moons, and planetary…

天体物理学 · 物理学 2009-11-13 Hans J. Deeg

We reconsider a control theory for Hamiltonian systems, that was introduced on the basis of KAM theory and applied to a model of magnetic field in previous articles. By a combination of Frequency Analysis and of a rigorous (Computer…

动力系统 · 数学 2021-05-25 Lorenzo Valvo , Ugo Locatelli

In this article we describe a program -- called planar_draw -- to draw maps on oriented surfaces in the plane. The drawings are coded as tikz files that can easily be manipulated and used in latex documents. Next to plane maps -- a case for…

计算几何 · 计算机科学 2025-05-19 Gunnar Brinkmann

Free-space light beams with complex intensity patterns, or non-trivial phase structure, are demanded in diverse fields, ranging from classical and quantum optical communications, to manipulation and imaging of microparticles and cells.…

光学 · 物理学 2016-12-13 Andrea Crespi , Francesca Bragheri

We propose a new method for integrating metasurfaces in optical design using semi-analytical modelling of dielectric nanostructures. The latter computes the output phase of an electric field incident on the metasurface, allowing their use…

光学 · 物理学 2022-12-28 Alexandre Cléroux Cuillerier , Jeck Borne , Simon Thibault

Field ion microscopy (FIM) allows to image individual surface atoms by exploiting the effect of an intense electric field. Widespread use of atomic resolution imaging by FIM has been hampered by a lack of efficient image processing/data…

With the increase in scale and availability of digital text generated on the web, enterprises such as online retailers and aggregators often use text analytics to mine and analyze the data to improve their services and products alike. Text…

数据库 · 计算机科学 2020-09-09 Sajjadur Rahman , Peter Griggs , Çağatay Demiralp

This paper describes the design and implementation of Stingray, a library in Python built to perform time series analysis and related tasks on astronomical light curves. Its core functionality comprises a range of Fourier analysis…

天体物理仪器与方法 · 物理学 2019-08-12 D. Huppenkothen , M. Bachetti , A. L. Stevens , S. Migliari , P. Balm , O. Hammad , U. M. Khan , H. Mishra , H. Rashid , S. Sharma , R. V. Blanco , E. M. Ribeiro

In this paper, we consider the topological interference management (TIM) problem in a dynamic setting, where an adversary perturbs network topology to prevent the exploitation of sophisticated coding opportunities (e.g., interference…

信息论 · 计算机科学 2022-06-09 Ya-Chun Liang , Chung-Shou Liao , Xinping Yi

AOtools is a Python package which is open-source and aimed at providing tools for adaptive optics users and researchers. We present version 1.0 which contains tools for adaptive optics processing, including analysing data in the pupil…

天体物理仪器与方法 · 物理学 2020-01-08 M. J. Townson , O. J. D. Farley , G. Orban de Xivry , J. Osborn , A. P. Reeves

Advanced digital assistants can significantly enhance task performance, reduce user burden, and provide personalized guidance to improve users' abilities. However, the development of such intelligent digital assistants presents a formidable…

人机交互 · 计算机科学 2024-07-23 Nuwan Janaka , Shengdong Zhao , David Hsu , Sherisse Tan Jing Wen , Koh Chun Keat

We present TIMo (Time-of-flight Indoor Monitoring), a dataset for video-based monitoring of indoor spaces captured using a time-of-flight (ToF) camera. The resulting depth videos feature people performing a set of different predefined…

计算机视觉与模式识别 · 计算机科学 2021-08-30 Pascal Schneider , Yuriy Anisimov , Raisul Islam , Bruno Mirbach , Jason Rambach , Frédéric Grandidier , Didier Stricker

The security of microcontrollers, which drive modern IoT and embedded devices, continues to raise major concerns. Within a microcontroller (MCU), the firmware is a monolithic piece of software that contains the whole software stack, whereas…

密码学与安全 · 计算机科学 2023-12-05 Bo Feng , Meng Luo , Changming Liu , Long Lu , Engin Kirda

A new interactive approach to navigate on approximations of in general non-convex but connected Pareto fronts is introduced. Given a finite number of precalculated representative Pareto-efficient solutions, an adapted Delaunay triangulation…

最优化与控制 · 数学 2020-01-14 Dimitri Nowak , Karl-Heinz Küfer