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Coupled tensor approximation has recently emerged as a promising approach for the fusion of hyperspectral and multispectral images, reconciling state of the art performance with strong theoretical guarantees. However, tensor-based…

Signal Processing · Electrical Eng. & Systems 2021-04-21 Ricardo Augusto Borsoi , Clémence Prévost , Konstantin Usevich , David Brie , José Carlos Moreira Bermudez , Cédric Richard

Fault tolerant quantum computers will require efficient co-processors for real-time decoding of their adopted quantum error correction protocols. In this work we examine the possibility of using specialised Ising model hardware to perform…

Quantum Physics · Physics 2019-03-26 Joschka Roffe , Stefan Zohren , Dominic Horsman , Nicholas Chancellor

Integrated sensing and communication (ISAC) is increasingly recognized as a pivotal technology for next-generation cellular networks, offering mutual benefits in both sensing and communication capabilities. This advancement necessitates a…

Information Theory · Computer Science 2024-03-25 Xu Gan , Chongwen Huang , Zhaohui Yang , Xiaoming Chen , Jiguang He , Zhaoyang Zhang , Chau Yuen , Yong Liang Guan , Mérouane Debbah

In-camera light scattering is a typical form of non-systematic interference in indirect Time-of-Flight (iToF) cameras, primarily caused by multiple reflections and optical path variations within the camera body. This effect can…

Optics · Physics 2025-11-05 Yansong Du , Jingtong Yao , Yuting Zhou , Feiyu Jiao , Zhaoxiang Jiang , Xun Guan

This work investigates a practical reconfigurable intelligent surface (RIS)-aided integrated sensing and communication (ISAC) system, where a subset of RIS elements fail to function properly and reflect incident signals randomly towards…

Signal Processing · Electrical Eng. & Systems 2025-11-03 Lu Wang , Gui Zhou , Changheng Li , Luis F. Abanto-Leon , Nairy Moghadas Gholian , Matthias Hollick , Arash Asadi

Transit spectroscopy of habitable planets orbiting late-type stars requires high relative spectro-photometric accuracy between wavelengths during transit/eclipse observation. The spectro-photometric signal is not affected only by image…

Earth and Planetary Astrophysics · Physics 2018-12-05 Shohei Goda , Taro Matsuo

Bistatic sensing refers to scenarios where the transmitter (illuminating the target) and the sensing receiver (estimating the target state) are physically separated, in contrast to monostatic sensing, where both functions are co-located. In…

Information Theory · Computer Science 2025-03-06 Tian Jiao , Kai Wan , Zhiqiang Wei , Yanlin Geng , Yonglong Li , Zai Yang , Giuseppe Caire

An improved proportionate adaptive filter based on the Maximum Correntropy Criterion (IP-MCC) is proposed for identifying the system with variable sparsity in an impulsive noise environment. Utilization of MCC mitigates the effect of…

Systems and Control · Computer Science 2017-07-04 Vinay Chakravarthi Gogineni , Subrahmanyam Mula

Imperfect photometric calibration of galaxy surveys due to either astrophysical or instrumental effects leads to biases in measuring galaxy clustering and in the resulting cosmological parameter measurements. More interestingly (and…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-12 Dragan Huterer , Carlos E. Cunha , Wenjuan Fang

Infrared and visible image fusion(IVIF) combines complementary modalities while preserving natural textures and salient thermal signatures. Existing solutions predominantly rely on extensive sets of rigidly aligned image pairs for training.…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Yanglin Deng , Tianyang Xu , Chunyang Cheng , Hui Li , Xiao-jun Wu , Josef Kittler

Corrections of gradient errors in the interactions regions (IRs) of high energy colliders have traditionally been made by changing the strengths of quadrupoles that are common to both beams, such as the triplet quadrupoles. This article…

Accelerator Physics · Physics 2020-02-17 Javier Fernando Cardona , Yohany Rodríguez , Rogelio Tomás

In future linear colliders the luminosity will depend on maintaining the small emittance aspect ratio delivered by damping rings. Correction of cross-plane coupling can be important in preventing dilution of the beam emittance. In order to…

Accelerator Physics · Physics 2007-05-23 M. D. Woodley , P. E. Emma

Photonic crystals (PCs) with localized optical cavity modes arising from topological domain-wall line defects are simulated for optical biosensing by numerical solution of Maxwell's equations. These consist of a square lattice of square…

Optics · Physics 2026-01-06 Zhengzheng Zhai , Sajeev John

Bistatic Integrated Sensing and Communication (ISAC) is poised to become a cornerstone technology in next-generation communication networks, such as Beyond 5G (B5G) and 6G, by enabling the concurrent execution of sensing and communication…

Signal Processing · Electrical Eng. & Systems 2025-07-15 Yi Wang , Keke Zu , Luping Xiang , Martin Haardt , Chaochao Wang , Xianchao Zhang , Kun Yang

In PET a high percentage of gamma photons being detected undergo Compton scattering in the scintillator. Scintillator blocks are often built from optically isolated crystals. Depending on the angle of incidence and the scintillator geometry…

Medical Physics · Physics 2023-11-01 Katrin Herweg , Volkmar Schulz , David Schug

Photometric surveys have provided incredible amounts of astronomical information in the form of images. However, astronomical images often contain artifacts that can critically hinder scientific analysis by misrepresenting intensities or…

Instrumentation and Methods for Astrophysics · Physics 2020-06-03 Suchetha Cooray , Tsutomu T. Takeuchi , Moe Yoda , Kazuo Sorai

Knowledge of the spectrograph's instrumental profile (IP) provides important information needed for wavelength calibration and for the use in scientific analyses. This work develops new methods for IP reconstruction in high resolution…

Instrumentation and Methods for Astrophysics · Physics 2024-02-07 Dinko Milaković , Prashin Jethwa

Most optical and IR spectra are now acquired using detectors with finite-width pixels in a square array. This paper examines the effects of such pixellation, using computed simulations to illustrate the effects which most concern the…

Instrumentation and Methods for Astrophysics · Physics 2017-09-05 J. Gordon Robertson

Low resolution image enhancement is a classical computer vision problem. Selecting the best method to reconstruct an image to a higher resolution with the limited data available in the low-resolution image is quite a challenge. A major…

Computer Vision and Pattern Recognition · Computer Science 2018-10-08 M. Z. F. Amara , R. Bandara , Thushari Silva

Radio-frequency (RF) impairments in the transceiver hardware of communication systems (e.g., phase noise (PN), high power amplifier (HPA) nonlinearities, or in-phase/quadrature-phase (I/Q) imbalance) can severely degrade the performance of…

Information Theory · Computer Science 2016-11-17 Xinlin Zhang , Michail Matthaiou , Emil Björnson , Mikael Coldrey , Mérouane Debbah
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