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The installation of the Space Telescope Imaging Spectrograph (STIS) on the Hubble Space Telescope (HST) allows for the first time two-dimensional optical and ultraviolet slitless spectroscopy of faint objects from space. The STIS Parallel…

The start of operation of several large-aperture telescopes has motivated several groups around the world to conduct deep large imaging surveys, complementing other wide-area but shallower surveys. A special class of imaging surveys are the…

Astrophysics · Physics 2007-05-23 L. A. N. da Costa

Background: Edge-on-irradiated silicon detectors are currently being investigated for use in photon-counting CT applications. The low atomic number of silicon leads to a significant number of incident photons being Compton scattered in the…

Medical Physics · Physics 2022-06-10 Fredrik Grönberg , Zhye Yin , Jonathan Maltz , Norbert J. Pelc , Mats Persson

Objective: In this work we address limitations in state-of-the-art ultrasound robots by designing and integrating a novel soft robotic system for ultrasound imaging. It employs the inherent qualities of soft fluidic actuators to establish…

Robotics · Computer Science 2020-07-24 Lukas Lindenroth , Richard James Housden , Shuangyi Wang , Junghwan Back , Kawal Rhode , Hongbin Liu

One of the primary objectives of satellite remote sensing is to capture the complex dynamics of the Earth environment, which encompasses tasks such as reconstructing continuous cloud-free image sequences, detecting land cover changes, and…

Computer Vision and Pattern Recognition · Computer Science 2026-03-09 Yuxiang Zhang , Shunlin Liang , Wenyuan Li , Han Ma , Jianglei Xu , Yichuan Ma , Jiangwei Xie , Wei Li , Mengmeng Zhang , Ran Tao , Xiang-Gen Xia

The Ocean Color Monitor-3 (OCM-3) sensor is instrumental in Earth observation, achieving a critical balance between high-resolution imaging and broad coverage. This paper explores innovative imaging methods employed in OCM-3 and the…

Image and Video Processing · Electrical Eng. & Systems 2024-10-25 Ankur Garg , Tushar Shukla , Purvee Joshi , Debojyoti Ganguly , Ashwin Gujarati , Meenakshi Sarkar , KN Babu , Mehul Pandya , S. Manthira Moorthi , Debajyoti Dhar

Scientific CMOS image sensors are a modern alternative for a typical CCD detectors, as they offer both low read-out noise, large sensitive area, and high frame rates. All these makes them promising devices for a modern wide-field sky…

Instrumentation and Methods for Astrophysics · Physics 2023-05-24 S. Karpov , A. Bajat , A. Christov , M. Prouza

Direct time-of-flight (dToF) sensors are promising for next-generation on-device 3D sensing. However, limited by manufacturing capabilities in a compact module, the dToF data has a low spatial resolution (e.g., $\sim 20\times30$ for iPhone…

Image and Video Processing · Electrical Eng. & Systems 2023-05-05 Zhanghao Sun , Wei Ye , Jinhui Xiong , Gyeongmin Choe , Jialiang Wang , Shuochen Su , Rakesh Ranjan

METIS, the Mid-Infrared ELT Imager and Spectrograph, is one of the four first-generation ELT instruments scheduled to see first light in 2028. Its two main science modules are supported by an adaptive optics system featuring a pyramid…

Instrumentation and Methods for Astrophysics · Physics 2023-11-23 Markus Feldt , Horst Steuer , Carlos Correia , Andreas Obereder , Stefan Raffetseder , Thomas Bertram , Julia Shatokina , Faustine Cantalloube

We have been developing a semiconductor Compton telescope to explore the universe in the energy band from several tens of keV to a few MeV. We use a Si strip and CdTe pixel detector for the Compton telescope to cover an energy range from 60…

The China Space Station Telescope (CSST) is a forthcoming space-based optical telescope designed to co-orbit with the Chinese Space Station. With a planned slitless spectroscopic survey spanning a broad wavelength range of $255-1000$nm and…

Driven by many applications in a wide span of scientific fields, a myriad of advanced ultrafastimaging techniques have emerged in the last decade, featuring record-high imaging speeds abovea trillion-frame-per-second with long sequence…

Mid-air ultrasound haptic technology offers a myriad of temporal and spatial parameters for contactless haptic design. Yet, predicting how these parameters interact to render an ultrasound signal is difficult before testing them on a…

Human-Computer Interaction · Computer Science 2024-05-07 Chungman Lim , Hasti Seifi , Gunhyuk Park

We present end-to-end simulations of SCALES, the third generation thermal-infrared diffraction limited imager and low/med-resolution integral field spectrograph (IFS) being designed for Keck. The 2-5 micron sensitivity of SCALES enables…

Instrumentation and Methods for Astrophysics · Physics 2021-10-29 Zackery Briesemeister , Steph Sallum , Andrew Skemer , R. Deno Stelter , Philip Hinz , Timothy Brandt

A future compact and modular X and gamma-ray spectrometer (XGS) has been designed and a series of prototypes have been developed and tested. The experiment envisages the use of CsI scintillator bars read out at both ends by single-cell 25…

The Compton Spectrometer and Imager (COSI) is a gamma-ray survey telescope utilizing a compact Compton imager design, enabled by an array of 16 high-resolution germanium cross-strip detectors. After its launch into an equatorial Low Earth…

Instrumentation and Methods for Astrophysics · Physics 2025-10-29 Steven E. Boggs , Sophia E. Haight , Sean N. Pike , Jarred Roberts , Albert Y. Shih , Joanna M. Szornel , John A. Tomsick , Andreas Zoglauer

This paper proposes a new method for constructing multidimensional signal constellations (SC), referred to as SCOPT, for high-speed communication systems with enhanced energy efficiency (EE). In contrast to conventional approaches, the…

Information Theory · Computer Science 2026-04-02 Mark Bykhovskiy

Ensuring safety and driving consistency is a significant challenge for autonomous vehicles operating in partially observed environments. This work introduces a consistent parallel trajectory optimization (CPTO) approach to enable safe and…

Robotics · Computer Science 2026-05-12 Lei Zheng , Rui Yang , Minzhe Zheng , Michael Yu Wang , Jun Ma