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Main Authors:	Huang, Yifei, Wan, Kai, Cheng, Minquan, Wang, Jinyan, Caire, Giuseppe
Format:	Preprint
Published:	2026
Subjects:	Information Theory
Online Access:	https://arxiv.org/abs/2601.10422
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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)

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

Multiaccess Coded Caching with Heterogeneous Retrieval Costs
by: Huang, Wenbo, 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)

Distributed Linearly Separable Computation with Arbitrary Heterogeneous Data Assignment
by: Zhang, Ziting, et al.
Published: (2026)

Placement Delivery Arrays for Coded Caching with Shared and Private Caches
by: Namboodiri, K. K. Krishnan, et al.
Published: (2024)

A Modular Pragmatic Architecture for Multiuser MIMO with Array-Fed RIS
by: Tiwari, Krishan Kumar, et al.
Published: (2024)

Improved Coded Caching Scheme for Multi-User Information Retrieval System
by: Wang, Junyi, et al.
Published: (2025)

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

Optimal Placement Delivery Arrays from $t$-Designs with Application to Hierarchical Coded Caching
by: T., Rashid Ummer N., et al.
Published: (2024)

Proactive Coded Caching Scheme for D2D Networks
by: Zhang, Qiaoling, et al.
Published: (2026)

Reducing Subpacketization in Device-to-Device Coded Caching via Heterogeneous File Splitting
by: Zhang, Xiang, et al.
Published: (2026)

A Construction Framework of Coded Caching Scheme for Multi-Access MISO Systems via Knapsack Problem
by: Luo, Siying, et al.
Published: (2026)

Coding-Enhanced Cooperative Jamming for Secret Communication: The MIMO Case
by: Xu, Hao, et al.
Published: (2022)

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

A joint channel estimation and beamforming separation principle for massive MIMO systems
by: Miretti, Lorenzo, et al.
Published: (2025)

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

Taming Subpacketization without Sacrificing Communication: A Packet Type-based Framework for D2D Coded Caching
by: Zhang, Xiang, et al.
Published: (2026)

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

An Achievable and Analytic Solution to Information Bottleneck for Gaussian Mixtures
by: Song, Yi, et al.
Published: (2023)

Multi-Message Secure Aggregation with Demand Privacy
by: Sun, Chenyi, et al.
Published: (2025)

On the Optimality of Coded Distributed Computing for Ring Networks
by: Huang, Zhenhao, et al.
Published: (2025)

Joint Communication and Parameter Estimation in MIMO Channels
by: Yılmaz, Gökhan, et al.
Published: (2025)

A New Old Idea: Beam-Steering Reflectarrays for Efficient Sub-THz Multiuser MIMO
by: Tiwari, Krishan Kumar, et al.
Published: (2023)

Plug-in Channel Estimation with Dithered Quantized Signals in Spatially Non-Stationary Massive MIMO Systems
by: Yang, Tianyu, et al.
Published: (2023)

Achievable Rates for a Distributed Antenna System with No Channel State Information at the Central Processor
by: Song, Yi, et al.
Published: (2025)

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

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

Capacity-Region-Achieving Sparse Regression Codes for MIMO Multiple-Access Channels
by: Yan, Hao, et al.
Published: (2026)

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

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

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

Blind and Topological Interference Managements for Bistatic Integrated Sensing and Communication
by: Liu, Jiayu, et al.
Published: (2024)

Frequency-Space Channel Estimation and Spatial Equalization in Wideband Fluid Antenna System
by: Dong, Xuehui, et al.
Published: (2025)

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

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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