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The atmospheres and accretion disks of planetary-mass and substellar companions provide an unprecedented look into planet and moon formation processes, most notably the frequency and lifetime of circumplanetary disks. In our ongoing effort…

地球与行星天体物理 · 物理学 2022-01-05 Raquel A. Martinez , Adam L. Kraus

The study of the atmospheres of transiting exoplanets requires a photometric precision, and repeatability, of one part in $\sim 10^4$. This is beyond the original calibration plans of current observatories, hence the necessity to…

地球与行星天体物理 · 物理学 2015-08-06 Giuseppe Morello

Quantifying exhaled CO2 from free-roaming cattle is both a direct indicator of rumen metabolic state and a prerequisite for farm-scale carbon accounting, yet no existing system can deliver continuous, spatially resolved measurements without…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Taminul Islam , Abdellah Lakhssassi , Toqi Tahamid Sarker , Mohamed Embaby , Khaled R Ahmed , Amer AbuGhazaleh

We propose a multiple chirp rate index modulation (MCR-IM) system based on Zadoff-Chu (ZC) sequences that overcomes the problems of low transmission rate and large-scale access in classical LoRa networks. We demonstrate the extremely low…

信号处理 · 电气工程与系统科学 2025-07-22 Xiaobin Zhu , Minling Zhang , Guofa Cai , Jiguang He , Georges Kaddoum

This paper presents and discusses an implementation of a multiple target tracking method, which is able to deal with target interactions and prevent tracker failures due to hijacking. The referenced approach uses a Markov Chain Monte Carlo…

计算机视觉与模式识别 · 计算机科学 2021-11-29 Helder F. S. Campos , Nuno Paulino

Thermal infrared (TIR) target tracking methods often adopt the correlation filter (CF) framework due to its computational efficiency. However, the low resolution of TIR images, along with tracking interference, significantly limits the…

计算机视觉与模式识别 · 计算机科学 2025-04-22 Shang Zhang , Xiaobo Ding , Huanbin Zhang , Ruoyan Xiong , Yue Zhang

Different brain imaging modalities offer unique insights into brain function and structure. Combining them enhances our understanding of neural mechanisms. Prior multimodal studies fusing functional MRI (fMRI) and structural MRI (sMRI) have…

计算机视觉与模式识别 · 计算机科学 2024-11-21 Oktay Agcaoglu , Rogers F. Silva , Deniz Alacam , Sergey Plis , Tulay Adali , Vince Calhoun

Modern camera pipelines apply extensive on-device processing, such as exposure adjustment, white balance, and color correction, which, while beneficial individually, often introduce photometric inconsistencies across views. These appearance…

计算机视觉与模式识别 · 计算机科学 2025-10-01 Jisu Shin , Richard Shaw , Seunghyun Shin , Zhensong Zhang , Hae-Gon Jeon , Eduardo Perez-Pellitero

We propose two detection techniques that take advantage of a small sky area approximation and are based on modifications of the "internal linear combination" (ILC) method, an approach widely used in Cosmology for the separation of the…

天体物理仪器与方法 · 物理学 2012-06-21 R. Vio , P. Andreani , E. P. R. G. Ramos , A. da Silva

Phase-shifting structured illumination is a powerful technique used across diverse imaging modalities, including 3D surface measurement, quantitative phase imaging, and super-resolution microscopy. However, conventional implementations…

光学 · 物理学 2025-05-05 Linzhi Yu , Jesse Pietila , Haobijam Johnson Singh , Humeyra Caglayan

Future Extremely Large Telescopes will adopt segmented primary mirrors with several hundreds of segments. Cophasing of the segments together is essential to reach high wavefront quality. The phasing sensor must be able to maintain very high…

天体物理仪器与方法 · 物理学 2015-05-27 Arthur Vigan , Kjetil Dohlen , Silvio Mazzanti

The CMS Inner Tracker, made of silicon pixel modules, will be entirely replaced prior to the start of the High Luminosity LHC period. One of the crucial components of the new Inner Tracker system is the readout chip, being developed by the…

仪器与探测器 · 物理学 2021-11-01 Natalia Emriskova

Intelligent reflective surface (IRS) is an emergent technology for future wireless communications. It consists of a large 2D array of passive scattering elements that control the electromagnetic properties of radio-frequency waves so that…

信号处理 · 电气工程与系统科学 2020-01-22 Gilderlan T. de Araújo , André L. F. de Almeida

Crack detection is a critical task in structural health monitoring, aimed at assessing the structural integrity of bridges, buildings, and roads to prevent potential failures. Vision-based crack detection has become the mainstream approach…

计算机视觉与模式识别 · 计算机科学 2026-01-26 Qinfeng Zhu , Yuan Fang , Lei Fan

We have measured the angular diameters of six M dwarfs with the CHARA Array, a long-baseline optical interferometer located at Mount Wilson Observatory. Spectral types range from M1.0 V to M3.0 V and linear radii from 0.38 to 0.69 Rsun.…

Several techniques have been employed for the direct visualization of cytoskeletal filaments and their associated proteins. Total-internal-reflection-fluorescence (TIRF) microscopy has a high signal-to-background ratio, but it suffers from…

生物物理 · 物理学 2022-01-21 Yazgan Tuna , Amer Al-Hiyasat , Jonathon Howard

We present 3.6 and 4.5 um photometry for a set of 61 standard stars observed by Spitzer's Infrared Spectrograph (IRS). The photometry was obtained with the Infrared Array Camera (IRAC) on Spitzer in order to help tie the calibration of IRAC…

太阳与恒星天体物理 · 物理学 2022-09-29 Kathleen E. Kraemer , Charles W. Engelke , Bailey A. Renger , G. C. Sloan

In this paper, we report high-precision absolute distance and vibration measurements performed with frequency scanned interferometry using a pair of single-mode optical fibers. Absolute distance was determined by counting the interference…

仪器与探测器 · 物理学 2008-11-26 Hai-Jun Yang , Sven Nybery , Keith Riles

The Sydney University Stellar Interferometer (SUSI) now incorporates a new beam combiner, called the Microarcsecond University of Sydney Companion Astrometry instrument (MUSCA), for the purpose of high precision differential astrometry of…

天体物理仪器与方法 · 物理学 2013-12-02 Y. Kok , M. J. Ireland , P. G. Tuthill , J. G. Robertson , B. A. Warrington , A. C. Rizzuto , W. J. Tango

The Japanese infrared astronomical satellite AKARI performed ~4000 pointed observations for 16 months until the end of 2007 August, when the telescope and instruments were cooled by liquid Helium. Observation targets include solar system…

天体物理仪器与方法 · 物理学 2016-02-17 Fumi Egusa , Fumihiko Usui , Kazumi Murata , Takuji Yamashita , Issei Yamamura , Takashi Onaka