:: Library Catalog

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Bibliographische Detailangaben
Hauptverfasser:	Liva, Gianluigi, Polyanskiy, Yury
Format:	Preprint
Veröffentlicht:	2024
Schlagworte:	Information Theory
Online-Zugang:	https://arxiv.org/abs/2408.09874
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!

Ähnliche Einträge

Design and Performance of Enhanced Spread Spectrum Aloha for Unsourced Multiple Access
von: Schiavone, Riccardo, et al.
Veröffentlicht: (2024)

Fully Asynchronous Unsourced Random Access over Fading Channels
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Veröffentlicht: (2025)

Evolution of the 5G New Radio Two-Step Random Access towards 6G Unsourced MAC
von: Agostini, Patrick, et al.
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Unsourced Random Access
von: Andreev, Kirill, et al.
Veröffentlicht: (2025)

Unsourced Sparse Multiple Access foUnsourced Sparse Multiple Access for 6G Massive Communicationr 6G Massive Communication
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Veröffentlicht: (2024)

Massive Unsourced Random Access for Near-Field Communications
von: Xie, Xinyu, et al.
Veröffentlicht: (2024)

Type-Based Unsourced Multiple Access
von: Ngo, Khac-Hoang, et al.
Veröffentlicht: (2024)

SURA: Secure Unsourced Random Access
von: Ahmadi, Mohammad Javad, et al.
Veröffentlicht: (2025)

Asynchronous MIMO-OFDM Massive Unsourced Random Access with Codeword Collisions
von: Li, Tianya, et al.
Veröffentlicht: (2024)

Design and Analysis of Massive Uncoupled Unsourced Random Access with Bayesian Joint Decoding
von: Tian, Feiyan, et al.
Veröffentlicht: (2024)

Unsourced Random Access: A Comprehensive Survey
von: Ozates, Mert, et al.
Veröffentlicht: (2024)

A Fully Asynchronous Unsourced Random Access Scheme
von: Ozates, Mert, et al.
Veröffentlicht: (2025)

Exploiting Matrix Information Geometry for Integrated Decoding of Massive Uncoupled Unsourced Random Access
von: Tian, Feiyan, et al.
Veröffentlicht: (2024)

Rate-Adaptive Spatially Coupled MacKay-Neal Codes with Thresholds Close to Capacity
von: Zahr, Ayman, et al.
Veröffentlicht: (2025)

RIS-Aided Unsourced Multiple Access (RISUMA): Coding Strategy and Performance Limits
von: Ahmadi, Mohammad Javad, et al.
Veröffentlicht: (2024)

Iterative Gaussian Approximation for Random Spreading Unsourced Random Access
von: Hu, Liandong, et al.
Veröffentlicht: (2025)

An Achievability Bound for Type-Based Unsourced Multiple Access
von: Krishnan, Deekshith Pathayappilly, et al.
Veröffentlicht: (2025)

Type-Based Unsourced Multiple Access over Fading Channels with Cell-Free Massive MIMO
von: Okumus, Kaan, et al.
Veröffentlicht: (2025)

An ODMA-Based Unsourced Random Access Scheme with a Multiple Antenna Receiver
von: Ozates, Mert, et al.
Veröffentlicht: (2024)

Pilot-Free Unsourced Random Access Via Dictionary Learning and Error-Correcting Codes
von: Zhang, Zhentian, et al.
Veröffentlicht: (2023)

An Investigation of the Compressed Sensing Phase in Unsourced Multiple Access
von: Clazzer, Federico, et al.
Veröffentlicht: (2024)

Integrated Sensing and Communications for Unsourced Random Access: Fundamental Limits
von: Ahmadi, Mohammad Javad, et al.
Veröffentlicht: (2024)

Sparse Code Transceiver Design for Unsourced Random Access with Analytical Power Division in Gaussian MAC
von: Zhang, Zhentian, et al.
Veröffentlicht: (2025)

Wrap-Decoding in Asynchronous Unsourced Multiple Access With and Without Delay Information
von: Wu, Jyun-Sian, et al.
Veröffentlicht: (2025)

Removal of Small Weight Stopping Sets for Asynchronous Unsourced Multiple Access
von: Ritter, Frederik, et al.
Veröffentlicht: (2025)

Sparsity-Exploiting Channel Estimation For Unsourced Random Access With Fluid Antenna
von: Zhou, Keru, et al.
Veröffentlicht: (2025)

High-Rate Quantized Matrix Multiplication I
von: Ordentlich, Or, et al.
Veröffentlicht: (2026)

Finite Field Multiple Access for Sourced Massive Random Access with Finite Blocklength
von: Yu, Qi-yue, et al.
Veröffentlicht: (2024)

Error Detection Based on Generalized Successive Cancellation List Decoding for Polar Codes
von: Sauter, Alexander, et al.
Veröffentlicht: (2025)

Worst-Case Per-User Error Bound for Asynchronous Unsourced Multiple Access
von: Wu, Jyun-Sian, et al.
Veröffentlicht: (2024)

Energy Efficiency of Unsourced Random Access over the Binary-Input Gaussian Channel
von: Glebov, Anton, et al.
Veröffentlicht: (2023)

Diffusion Denoiser Achievable Analysis for Finite Blocklength Unsourced Random Access
von: Han, Yuming, et al.
Veröffentlicht: (2026)

Efficient Feedback Design for Unsourced Random Access with Integrated Sensing and Communication
von: Ahmadi, Mohammad Javad, et al.
Veröffentlicht: (2025)

High-Rate Quantized Matrix Multiplication II
von: Ordentlich, Or, et al.
Veröffentlicht: (2026)

Optimal Quantization for Matrix Multiplication
von: Ordentlich, Or, et al.
Veröffentlicht: (2024)

Minimum Energy per Bit of Unsourced Multiple Access with Location-Based Codebook Partitioning
von: Krishnan, Deekshith Pathayappilly, et al.
Veröffentlicht: (2026)

Unsourced Random Access in MIMO Quasi-Static Rayleigh Fading Channels with Finite Blocklength
von: Gao, Junyuan, et al.
Veröffentlicht: (2024)

On Fundamental Limits for Fluid Antenna-assisted Integrated Sensing and Communications for Unsourced Random Access
von: Zhang, Zhentian, et al.
Veröffentlicht: (2025)

Error-Correction Performance of Regular Ring-Linear LDPC Codes over Lee Channels
von: Bariffi, Jessica, et al.
Veröffentlicht: (2023)

Probabilistic ODMA Receiver with Low-Complexity Algorithm for MIMO Unsourced Random Access
von: Zhang, Zhentian, 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:

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POST Data empty

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ui	"standard"
VUFIND_SESSION	"a575e7fa58a8d30e2836268fbb05543c"
language	"de"

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Key	Value
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SessionState	Laminas\Stdlib\ArrayObject {#938}
FlashMessenger	Laminas\Stdlib\ArrayObject {#1583}
SessionHelper	Laminas\Stdlib\ArrayObject {#1772}

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REDIRECT_HTTPS	"on"
REDIRECT_SSL_TLS_SNI	"info.umar.mx"
REDIRECT_STATUS	"200"
VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
HTTPS	"on"
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HTTP_ACCEPT	"/"
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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	"216.73.217.30"
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	"51597"
REDIRECT_URL	""" /Record/\n arxiv_https___arxiv_org_abs_2408_09874/Similar """
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
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Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler