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Novel Positron Emission Tomography system, based on plastic scintillators, is developed by the J-PET collaboration. In order to optimize geometrical configuration of built device, advanced computer simulations are performed. Detailed study…

We introduce giotto-tda, a Python library that integrates high-performance topological data analysis with machine learning via a scikit-learn-compatible API and state-of-the-art C++ implementations. The library's ability to handle various…

Positron emission tomographs (PET) do not measure an image directly. Instead, they measure at the boundary of the field-of-view (FOV) of PET tomograph a sinogram that consists of measurements of the sums of all the counts along the lines…

Depth-of-interaction (DOI) encoding is an effective strategy for reducing parallax error and preserving spatial resolution in positron emission tomography (PET), particularly in compact small-animal scanners. To enable efficient…

Medical Physics · Physics 2026-03-10 Satzhan Sitmukhambetov , Junwei Du , Mingwu Jin , Yujie Chi

Images from Positron Emission Tomography (PET) deliver functional data such as perfusion and metabolism. On the other hand, images from Magnetic Resonance Imaging (MRI) provide information describing anatomical structures. Fusing the…

Image and Video Processing · Electrical Eng. & Systems 2018-06-19 Hiliwi Leake Kidane , Stephanie Bricq , Alain Lalande

Positron Emission Tomography (PET) is an imaging technique which can be used to investigate chemical changes in human biological processes such as cancer development or neurochemical reactions. Most dynamic PET scans are currently analyzed…

Applications · Statistics 2014-11-11 Ci-Ren Jiang , John A D Aston , Jane-Ling Wang

Purpose: As interest in CEST-MRI grows, particularly in the preclinical setting, the necessity for standardized and easy-to-use acquisition and data analysis pipelines has become apparent. While vendors have increasingly introduced support…

The North American Linear Collider Detector group has developed simulation and analysis program packages. LCDROOT is one of the packages, and is based on ROOT and the C++ programing language to maximally benefit from object oriented…

High Energy Physics - Experiment · Physics 2007-05-23 Toshinori Abe , Masako Iwasaki

Pheet is a C++ task-scheduling framework that allows for easy customization of internal data-structures. The implementation was started before the C++11 standard was committed and therefore did not use the new standardized memory model but…

Distributed, Parallel, and Cluster Computing · Computer Science 2014-11-10 Manuel Pöter

Motivation: Digitization of pathology laboratories through digital slide scanners and advances in deep learning approaches for objective histological assessment have resulted in rapid progress in the field of computational pathology (CPath)…

Machine Learning · Computer Science 2022-01-31 Alex Foote , Amina Asif , Nasir Rajpoot , Fayyaz Minhas

We present a fast GPU implementation of the image reconstruction routine, for a novel two strip PET detector that relies solely on the time of flight measurements.

Magnetic Resonance Imaging (MRI) and Positron Emission Tomography (PET) automatic 3-D registration is implemented and validated for small animal image volumes so that the high-resolution anatomical MRI information can be fused with the low…

Computer Vision and Pattern Recognition · Computer Science 2017-05-24 Nathanael L. Baisa , Stéphanie Bricq , Alain Lalande

Mathematical software and graph-theoretical algorithmic packages to efficiently model, analyze and query graphs are crucial in an era where large-scale spatial, societal and economic network data are abundantly available. One such package…

Data Structures and Algorithms · Computer Science 2020-02-04 Dimitrios Michail , Joris Kinable , Barak Naveh , John V Sichi

Positron emission tomography (PET) is widely utilized for cancer detection due to its ability to visualize functional and biological processes in vivo. PET images are usually reconstructed from histogrammed raw data (sinograms) using…

Image and Video Processing · Electrical Eng. & Systems 2024-11-26 Yiran Sun , Osama Mawlawi

Inversions of airborne EM data are often an iterative process, not only requiring that the researcher be able to explore the impact of changing components such as the choice of regularization functional or model parameterization, but also…

Geophysics · Physics 2022-03-29 Lindsey J. Heagy , Seogi Kang , Rowan Cockett , Douglas Oldenburg

A first result related to a CPT test in the decay of ortho-positronium based on data collected by means of the J-PET detector is already available, and a new test of CP symmetry is under investigation. Both results are based on the…

High Energy Physics - Phenomenology · Physics 2023-02-09 Eryk Czerwiński

SPOT is an open source and free visual data analytics tool for multi-dimensional data-sets. Its web-based interface allows a quick analysis of complex data interactively. The operations on data such as aggregation and filtering are…

Human-Computer Interaction · Computer Science 2018-09-25 Faruk Diblen , Jisk Attema , Rena Bakhshi , Sascha Caron , Luc Hendriks , Bob Stienen

The synergistic interpretation of anatomical information from computed tomography (CT) and metabolic information from positron emission tomography (PET) is important to oncologic imaging. However, existing deep learning methods for PET/CT…

Image and Video Processing · Electrical Eng. & Systems 2026-05-22 Xiaofeng Liu , Qianru Zhang , Thibault Marin , Menghua Xia , Chi Liu , Georges El Fakhri , Jinsong Ouyang

Differentiable rendering has been widely adopted in computer graphics as a powerful approach to inverse problems, enabling efficient gradient-based optimization by differentiating the image formation process with respect to millions of…

Statistical modeling is a key element in many scientific fields and especially in High-Energy Physics (HEP) analysis. The standard framework to perform this task in HEP is the C++ ROOT/RooFit toolkit; with Python bindings that are only…

Data Analysis, Statistics and Probability · Physics 2020-05-21 Jonas Eschle , Albert Puig Navarro , Rafael Silva Coutinho , Nicola Serra