Geometric Artifact Correction for Symmetric Multi-Linear Trajectory CT: Theory, Method, and Generalization

Fuente: arXiv

Gespeichert in:

Bibliographische Detailangaben
Hauptverfasser:	Wang, Zhisheng, Sun, Yanxu, Li, Shangyu, Lin, Legeng, Wang, Shunli, Cui, Junning
Format:	Preprint
Veröffentlicht:	2024
Schlagworte:	Computer Vision and Pattern Recognition Image and Video Processing Instrumentation and Detectors 68U10 (Primary) 68V99, 68Q30(Secondary)
Online-Zugang:	Acceder al recurso
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!

Ähnliche Einträge

Morphological Granulometric Analysis of Particle Imagery from Microgravity Experiments
von: Shabani, Shima, et al.
Veröffentlicht: (2025)

Ensembled Direct Multi-Step forecasting methodology with comparison on macroeconomic and financial data
von: Łapiński, Tomasz M., et al.
Veröffentlicht: (2025)

Roughness and entropy measures of a soft set
von: Acharjee, Santanu, et al.
Veröffentlicht: (2026)

A Systematic Evaluation of Knowledge Graph Embeddings for Gene-Disease Association Prediction
von: Canastra, Catarina, et al.
Veröffentlicht: (2025)

Neural Network Approximation: A View from Polytope Decomposition
von: Li, ZeYu, et al.
Veröffentlicht: (2026)

An Efficient Two-Sided Sketching Method for Large-Scale Tensor Decomposition Based on Transformed Domains
von: Cheng, Zhiguang, et al.
Veröffentlicht: (2024)

Polynomial-Augmented Neural Networks (PANNs) with Weak Orthogonality Constraints for Enhanced Function and PDE Approximation
von: Cooley, Madison, et al.
Veröffentlicht: (2024)

Haar Wavelets, Gradients and Approximate TV Regularization
von: Sauer, Tomas, et al.
Veröffentlicht: (2022)

Commutator-free Cayley methods
von: Maslovskaya, Sofya, et al.
Veröffentlicht: (2024)

A Second-Order TGV Discretization with $90^{\circ}$ Rotational Invariance Property
von: Hosseini, Alireza, et al.
Veröffentlicht: (2022)

Dead Zones Enable Flexible Phase Organization in Coupled Oscillators
von: Akhavan, Naghmeh, et al.
Veröffentlicht: (2026)

Mixed finite element methods for linear Cosserat equations
von: Boon, Wietse Marijn, et al.
Veröffentlicht: (2024)

Entropy stable finite difference methods via entropy correction artificial viscosity and knapsack limiting
von: Christner, Brian, et al.
Veröffentlicht: (2025)

A space-time dual-pairing summation-by-parts framework for forward and adjoint wave equations
von: Wiratama, Kenny, et al.
Veröffentlicht: (2026)

Robust First and Second-Order Differentiation for Regularized Optimal Transport
von: Li, Xingjie, et al.
Veröffentlicht: (2024)

Gripenberg-like algorithm for the lower spectral radius
von: Guglielmi, Nicola, et al.
Veröffentlicht: (2024)

A study of ferronematic thin films including a stray field energy
von: Dutta, Shilpa, et al.
Veröffentlicht: (2025)

PCA++: How Uniformity Induces Robustness to Background Noise in Contrastive Learning
von: Wu, Mingqi, et al.
Veröffentlicht: (2025)

Scattering from a random thin coating of nanoparticles: the Dirichlet case
von: Boucart, Amandine, et al.
Veröffentlicht: (2025)

Micro-Macro Coupling for Optimizing Scaffold Mediated Bone Regeneration
von: Dondl, Patrick, et al.
Veröffentlicht: (2025)

Convergence of the Stochastic Heavy Ball Method With Approximate Gradients and/or Block Updating
von: Tadipatri, Uday Kiran Reddy, et al.
Veröffentlicht: (2023)

When can forward stable algorithms be composed stably?
von: Beltrán, Carlos, et al.
Veröffentlicht: (2021)

AI Model for Predicting Binding Affinity of Antidiabetic Compounds Targeting PPAR
von: Aman, La Ode, et al.
Veröffentlicht: (2024)

The Batch Artifact Scanning Protocol: A new method using computed tomography (CT) to rapidly create three-dimensional models of objects from large collections en masse
von: Yezzi-Woodley, Katrina, et al.
Veröffentlicht: (2022)

Massively Parallel Modular Methods in Commutative Algebra and Algebraic Geometry
von: Basson, Dirk, et al.
Veröffentlicht: (2024)

A Formal Analysis of Iterated TDD
von: Ruparel, Hemil, et al.
Veröffentlicht: (2024)

Optimal phase change for a generalized Grover's algorithm
von: Cardullo, Christopher, et al.
Veröffentlicht: (2025)

The number of primitive words of unbounded exponent in the language of an HD0L-system is finite
von: Klouda, Karel, et al.
Veröffentlicht: (2021)

Exact block encoding of imaginary time evolution with universal quantum neural networks
von: Rrapaj, Ermal, et al.
Veröffentlicht: (2024)

Continuous Sweep for Binary Quantification Learning
von: Kloos, Kevin, et al.
Veröffentlicht: (2023)

Remote Verification System for Mizar Integrated with Emwiki
von: Kai, Toshiki, et al.
Veröffentlicht: (2024)

Implementing Basic Arithmetic in $\mathbb{F}_p$ via $\mathbb{F}_2$, and Its Application for Computing the Hamming Distance of Linear Codes
von: Hernando, Fernando, et al.
Veröffentlicht: (2026)

Deep Unrolling Networks with Recurrent Momentum Acceleration for Nonlinear Inverse Problems
von: Zhou, Qingping, et al.
Veröffentlicht: (2023)

PatternBoost: Constructions in Mathematics with a Little Help from AI
von: Charton, François, et al.
Veröffentlicht: (2024)

S$^2$GPT-PINNs: Sparse and Small models for PDEs
von: Ji, Yajie, et al.
Veröffentlicht: (2025)

Learning the symmetric group: large from small
von: Petschack, Max, et al.
Veröffentlicht: (2025)

VulRG: Multi-Level Explainable Vulnerability Patch Ranking for Complex Systems Using Graphs
von: Jiang, Yuning, et al.
Veröffentlicht: (2025)

Advances in Set Function Learning: A Survey of Techniques and Applications
von: Xie, Jiahao, et al.
Veröffentlicht: (2025)

Consensus in Multiagent Systems under communication failure
von: Bentaibi, Mohamed, et al.
Veröffentlicht: (2024)

A Morse-Bott Framework for Blind Inverse Problems: Local Recovery Guarantees and the Failure of the MAP
von: Nguyen, Minh-Hai, et al.
Veröffentlicht: (2025)

if (filemtime($filename) + $maxlifetime < time()) { unlink($filename); $count++; } } return $count; } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ protected function saveSession($sessId, $data): bool { $sessFile = $this->path . '/sess_' . $sessId; if ($handle = fopen($sessFile, 'w')) { $return = false; // Lock the file for exclusive access to avoid issues with multiple // processes writing session simultaneously: if (flock($handle, LOCK_EX)) { $return = fwrite($handle, $data); // Make sure that there's no trailing data by truncating the file to // the correct length: ftruncate($handle, strlen($data)); fflush($handle); flock($handle, LOCK_UN); } fclose($handle); if ($return !== false) { return true; } } // If we got this far, something went wrong with the file output... // It is tempting to throw an exception here, but this code is called // outside of the context of exception handling, so all we can do is // echo a message.

// Anecdotal testing Today and Yesterday seems to indicate destroy() // is called by the garbage collector and everything is good. // Something to keep in mind though. return 0; } /** * Write function that is called when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ public function write($sessId, $data): bool { if ($this->writesDisabled) { return true; } return $this->saveSession($sessId, $data); } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ abstract protected function saveSession($sessId, $data): bool; }

* * @return void */ public function writeClose() { // The assumption is that we're using PHP's ext/session. // session_write_close() will actually overwrite $_SESSION with an // empty array on completion -- which leads to a mismatch between what // is in the storage object and $_SESSION. To get around this, we // temporarily reset $_SESSION to an array, and then re-link it to // the storage object. // // Additionally, while you _can_ write to $_SESSION following a // session_write_close() operation, no changes made to it will be // flushed to the session handler. As such, we now mark the storage // object isImmutable. $storage = $this->getStorage(); if (! $storage->isImmutable()) { $_SESSION = $storage->toArray(true); session_write_close(); $storage->fromArray($_SESSION); $storage->markImmutable(); } } /** * Attempt to set the session name * * If the session has already been started, or if the name provided fails * validation, an exception will be raised. * * @param string $name * @return SessionManager * @throws Exception\InvalidArgumentException */ public function setName($name) { if ($this->sessionExists()) { throw new Exception\InvalidArgumentException( 'Cannot set session name after a session has already started'

Environment & details:

GET Data empty

POST Data empty

Files empty

Key	Value
ui	"standard"
language	"de"
VUFIND_SESSION	"7b5606aa30701236467c56e3477ff155"

Session

Key	Value
__Laminas	array:2 [`"_REQUEST_ACCESS_TIME" => 1790970580.176 "_VALID" => array:1 [ "Laminas\Session\Validator\Id" => "7b5606aa30701236467c56e3477ff155" ]`]
SessionState	Laminas\Stdlib\ArrayObject {#938}
FlashMessenger	Laminas\Stdlib\ArrayObject {#1433}
SessionHelper	Laminas\Stdlib\ArrayObject {#1759}

Server/Request Data

Key	Value
REDIRECT_VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
REDIRECT_HTTPS	"on"
REDIRECT_SSL_TLS_SNI	"info.umar.mx"
REDIRECT_STATUS	"200"
VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
HTTPS	"on"
SSL_TLS_SNI	"info.umar.mx"
HTTP_ACCEPT	"/"
HTTP_USER_AGENT	"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)"
HTTP_COOKIE	"ui=standard; language=de; VUFIND_SESSION=7b5606aa30701236467c56e3477ff155"
HTTP_ACCEPT_ENCODING	"gzip, br, zstd, deflate"
HTTP_HOST	"info.umar.mx"
PATH	"/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/snap/bin"
SERVER_SIGNATURE	"<address>Apache/2.4.66 (Ubuntu) Server at info.umar.mx Port 443</address>\n"
SERVER_SOFTWARE	"Apache/2.4.66 (Ubuntu)"
SERVER_NAME	"info.umar.mx"
SERVER_ADDR	"200.23.222.19"
SERVER_PORT	"443"
REMOTE_ADDR	"216.73.217.142"
DOCUMENT_ROOT	"/usr/local/vufind/public"
REQUEST_SCHEME	"https"
CONTEXT_PREFIX	""
CONTEXT_DOCUMENT_ROOT	"/usr/local/vufind/public"
SERVER_ADMIN	"admin@localhost"
SCRIPT_FILENAME	"/usr/local/vufind/public/index.php"
REMOTE_PORT	"1225"
REDIRECT_URL	""" /Record/\n arxiv_https___arxiv_org_abs_2408_15069/Similar """
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	""
REQUEST_URI	"/Record/%0Aarxiv_https___arxiv_org_abs_2408_15069/Similar"
SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1790970580.1716
REQUEST_TIME	1790970580

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler