English
Related papers

Related papers: ORMIR_XCT: A Python package for high resolution pe…

200 papers

X-ray imaging is a prevalent technique for non-invasively visualizing the interior of the human body and opaque instruments. In most commercial x-ray modalities, an image is formed by measuring the x-rays that pass through the object of…

Medical Physics · Physics 2023-05-23 A. Ben Yehuda , O. Sefi , Y. Klein , R. H Shukrun , H. Schwartz , E. Cohen , S. Shwartz

Real-world image restoration aims to restore high-quality (HQ) images from degraded low-quality (LQ) inputs captured under uncontrolled conditions. Existing methods typically depend on ground-truth (GT) supervision, assuming that GT…

Computer Vision and Pattern Recognition · Computer Science 2026-04-07 Fengyang Xiao , Peng Hu , Lei Xu , XingE Guo , Guanyi Qin , Yuqi Shen , Chengyu Fang , Rihan Zhang , Chunming He , Sina Farsiu

Blind image quality assessment (BIQA) remains a very challenging problem due to the unavailability of a reference image. Deep learning based BIQA methods have been attracting increasing attention in recent years, yet it remains a difficult…

Computer Vision and Pattern Recognition · Computer Science 2017-12-06 Hui Zeng , Lei Zhang , Alan C. Bovik

We report on Mid-infrared (MIR) OCT at 4 $\mu$m based on collinear sum-frequency upconversion and promote the A-scan scan rate to 3 kHz. We demonstrate the increased imaging speed for two spectral realizations, one providing an axial…

Traditional image quality assessment metrics like Mean Squared Error and Structural Similarity Index often fail to reflect perceptual quality under complex distortions. We propose the Hybrid Image Resolution Quality Metric (HIRQM),…

Image and Video Processing · Electrical Eng. & Systems 2025-05-06 Vineesh Kumar Reddy Mondem

Visual data comes in various forms, ranging from small icons of just a few pixels to long videos spanning hours. Existing multi-modal LLMs usually standardize these diverse visual inputs to a fixed resolution for visual encoders and yield…

Computer Vision and Pattern Recognition · Computer Science 2025-02-28 Zuyan Liu , Yuhao Dong , Ziwei Liu , Winston Hu , Jiwen Lu , Yongming Rao

Artifacts pose a significant challenge in medical imaging, impacting diagnostic accuracy and downstream analysis. While image-based approaches for detecting artifacts can be effective, they often rely on preprocessing methods that can lead…

Image and Video Processing · Electrical Eng. & Systems 2025-08-08 Caner Özer , Patryk Rygiel , Bram de Wilde , İlkay Öksüz , Jelmer M. Wolterink

We present an open-source computer program written in Python language for quantum measurement and related issues. In our program, quantum states and operators, including quantum gates, can be developed into a quantum-object function…

Quantum Physics · Physics 2021-03-17 Le Bin Ho , Kieu Quang Tuan , Hung Q. Nguyen

Fragmentation and breakage of rocks is essential to iron ore mining and extraction. The breakage energy requirements and resulting ore particle size and mineral distributions are key to understanding and optimising mining and processing…

Treatment planning systems at proton-therapy centres generally use X-ray computed tomography (CT) as primary imaging technique to infer the proton treatment doses to tumour and healthy tissues. However, proton stopping powers in the body,…

Computed tomography (CT) is a beneficial imaging tool for diagnostic purposes. CT scans provide detailed information concerning the internal anatomic structures of a patient, but present higher radiation dose and costs compared to X-ray…

Image and Video Processing · Electrical Eng. & Systems 2024-03-05 Benjamin Paulson , Joshua Goldshteyn , Sydney Balboni , John Cisler , Andrew Crisler , Natalia Bukowski , Julia Kalish , Theodore Colwell

The direct detection and characterization of planetary and substellar companions at small angular separations is a rapidly advancing field. Dedicated high-contrast imaging instruments deliver unprecedented sensitivity, enabling detailed…

Earth and Planetary Astrophysics · Physics 2019-01-25 Tomas Stolker , Markus J. Bonse , Sascha P. Quanz , Adam Amara , Gabriele Cugno , Alexander J. Bohn , Anna Boehle

The Electronic Health Record (EHR) is an essential part of the modern medical system and impacts healthcare delivery, operations, and research. Unstructured text is attracting much attention despite structured information in the EHRs and…

Computation and Language · Computer Science 2023-06-29 Irene Li , Keen You , Yujie Qiao , Lucas Huang , Chia-Chun Hsieh , Benjamin Rosand , Jeremy Goldwasser , Dragomir Radev

We present SPIKE (Spectrometry Processing Innovative KErnel), an open-source Python package dedicated to Fourier spectroscopies. It provides basic functionalities such as apodisation, a complete set of Fourier transforms, phasing for NMR),…

Computational Physics · Physics 2016-08-25 Lionel Chiron , Marie-Aude Coutouly , Jean-Philippe Starck , Christian Rolando , Marc-André Delsuc

This paper aims to evaluate mid-infrared (MIR) Optical Coherence Tomography (OCT) systems as a tool to penetrate different materials and detect sub-surface irregularities. This is useful for monitoring production processes, allowing…

Event reconstruction in the ILC community has typically relied on algorithms implemented in C++, a fast compiled language. However, the Python package pyLCIO provides a full interface to tracker and calorimeter hits stored in LCIO files,…

Instrumentation and Detectors · Physics 2020-02-17 C. T. Potter

Optical coherence tomography (OCT) is a noninvasive technology that enables real-time imaging of tissue microanatomies. The axial resolution of OCT is intrinsically constrained by the spectral bandwidth of the employed light source while…

Image and Video Processing · Electrical Eng. & Systems 2024-01-09 Kaiyan Li , Jingyuan Yang , Wenxuan Liang , Xingde Li , Chenxi Zhang , Lulu Chen , Chan Wu , Xiao Zhang , Zhiyan Xu , Yuelin Wang , Lihui Meng , Yue Zhang , Youxin Chen , S. Kevin Zhou

Optical coherence tomography (OCT) is a non-invasive imaging modality which is widely used in clinical ophthalmology. OCT images are capable of visualizing deep retinal layers which is crucial for early diagnosis of retinal diseases. In…

Computer Vision and Pattern Recognition · Computer Science 2019-05-28 Peyman Gholami , Priyanka Roy , Mohana Kuppuswamy Parthasarathy , Vasudevan Lakshminarayanan

Optical coherence tomography (OCT) has seen widespread success as an in vivo clinical diagnostic 3D imaging modality, impacting areas including ophthalmology, cardiology, and gastroenterology. Despite its many advantages, such as high…

Deep Frequency Modulation Interferometry (DFMI) is an emerging laser interferometry technique for high-precision metrology, offering picometer-level displacement measurements and the potential for absolute length determination with…

Instrumentation and Detectors · Physics 2025-11-21 Miguel Dovale-Álvarez
‹ Prev 1 3 4 5 6 7 10 Next ›