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Bibliographic Details
Main Authors:	Zhang, Xiang, Caire, Giuseppe, Ji, Mingyue
Format:	Preprint
Published:	2026
Subjects:	Information Theory
Online Access:	https://arxiv.org/abs/2603.29945
Tags:	Add Tag No Tags, Be the first to tag this record!

A New Construction Structure on MISO Coded Caching with Linear Subpacketization: Half-Sum Disjoint Packing
by: Zheng, Bowen, et al.
Published: (2026)

A New Construction Structure on Coded Caching with Linear Subpacketization: Non-Half-Sum Latin Rectangle
by: Yang, Yongcheng, et al.
Published: (2026)

A New Construction Structure on Coded Caching with Linear Subpacketization: Non-Half-Sum Disjoint Packing
by: Cheng, Minquan, et al.
Published: (2025)

A New Construction Structure on Multi-access Coded Caching with Linear Subpacketization: Cyclic Multi-Access Non-Half-Sum Disjoint Packing
by: Li, Mengyuan, et al.
Published: (2026)

Fundamental Limits of Coded Caching with Fixed Subpacketization
by: Cheng, Minquan, et al.
Published: (2025)

Multiaccess Coded Caching with Heterogeneous Retrieval Costs
by: Huang, Wenbo, et al.
Published: (2026)

PDA Construction via Union of Cartesian Product Cache Configurations for Coded Caching
by: Wang, Jinyu, et al.
Published: (2025)

Hierarchical Coded Caching with Low Subpacketization and Coding Delay using Combinatorial t-Designs
by: T., Rashid Ummer N., et al.
Published: (2024)

Low-Subpacketization MIMO Coded Caching with Flexible Stream Allocation
by: NaseriTehrani, Mohammad, et al.
Published: (2026)

Collaborative Coded Caching for Partially Connected Networks
by: Akcay, Kagan, et al.
Published: (2025)

Fairness Scheduling for Coded Caching in Multi-AP Wireless Local Area Networks
by: Akcay, Kagan, et al.
Published: (2026)

Adapt or Wait: Quality Adaptation for Cache-aided Channels
by: Lampiris, Eleftherios, et al.
Published: (2024)

Optimal Key Rates for Decentralized Secure Aggregation with Arbitrary Collusion and Heterogeneous Security Constraints
by: Li, Zhou, et al.
Published: (2025)

Optimal Fairness Scheduling for Coded Caching in Multi-AP Wireless Local Area Networks
by: Akcay, Kagan, et al.
Published: (2023)

Optimal Rate Region for Multi-server Secure Aggregation with User Collusion
by: Li, Zhou, et al.
Published: (2026)

Optimal Communication and Key Rate Region for Hierarchical Secure Aggregation with User Collusion
by: Zhang, Xiang, et al.
Published: (2024)

Reconfigurable Intelligent Surface-Assisted Multiple-Antenna Coded Caching
by: Niu, Xiaofan, et al.
Published: (2024)

Multi-Server Secure Aggregation with Arbitrary Collusion and Heterogeneous Security Constraints
by: Li, Zhou, et al.
Published: (2026)

A Novel Coded Caching Scheme for Partially Cooperative Device-to-Device Networks
by: T., Rashid Ummer N., et al.
Published: (2025)

Information-Theoretic Secure Aggregation over Regular Graphs
by: Zhang, Xiang, et al.
Published: (2026)

Convertible Codes for Data and Device Heterogeneity
by: Gruica, Anina, et al.
Published: (2026)

Fundamental Limits of Hierarchical Secure Aggregation with Cyclic User Association
by: Zhang, Xiang, et al.
Published: (2025)

Demand Private Coded Caching: the Two-File Case
by: Lu, Qinyi, et al.
Published: (2024)

Placement Delivery Array for Cache-Aided MIMO Systems
by: Huang, Yifei, et al.
Published: (2026)

A Low-Complexity Framework for Multi-access Coded Caching Systems with Arbitrary User-cache Access Topology
by: Yang, Ting, et al.
Published: (2026)

Fundamental Limits of Distributed Linearly Separable Computation under Cyclic Assignment
by: Huang, Wenbo, et al.
Published: (2023)

Fundamental Limits of Multi-Message Private Computation
by: Gholami, Ali, et al.
Published: (2023)

Sparse Regression LDPC Codes for the Block-Fading Non-Coherent SIMO Channel
by: Fengler, Alexander, et al.
Published: (2025)

On Secure Gradient Coding with Uncoded Groupwise Keys
by: You, Xudong, et al.
Published: (2026)

On the Fundamental Limits of Hierarchical Secure Aggregation with Dropout and Collusion Resilience
by: Li, Zhou, et al.
Published: (2026)

ProxySelect: Frequency Selectivity-Aware Scheduling for Joint OFDMA and MU-MIMO in 802.11ax WiFi
by: Zhang, Xiang, et al.
Published: (2025)

Semantic-Preserving Image Coding based on Conditional Diffusion Models
by: Pezone, Francesco, et al.
Published: (2023)

Multi-Source Approximate Message Passing with Random Semi-Unitary Dictionaries
by: Çakmak, Burak, et al.
Published: (2024)

Hierarchical Gradient Coding: From Optimal Design to Privacy at Intermediate Nodes
by: Gholami, Ali, et al.
Published: (2025)

A Novel Content Caching and Delivery Scheme for Millimeter Wave Device-to-Device Communications
by: Nuradha, Theshani, et al.
Published: (2019)

Uncoded Storage Coded Transmission Elastic Computing with Straggler Tolerance in Heterogeneous Systems
by: Zhong, Xi, et al.
Published: (2024)

Downlink CSIT under Compressed Feedback: Joint vs. Separate Source-Channel Coding
by: Song, Yi, et al.
Published: (2025)

Information-Theoretic Decentralized Secure Aggregation with User Dropouts
by: Li, Zhou, et al.
Published: (2026)

Optimal Communication Rate of Secure Aggregation over Ring Networks with Pairwise Keys
by: Zhang, Xiang, et al.
Published: (2026)

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'

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