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🔍 paul tang 📂 Computer Science
Showing 1048 results for "paul tang" in Computer Science
Computer Science Preprint PDF DOI

Simpler and Improved Replacement Path Coverings

Davide Bilo, Shiri Chechik, Keerti Choudhary, Sarel Cohen, Martin Schirneck · 2026

An important tool in the design of fault-tolerant graph data structures are $(L,f)$-replacement path coverings (RPCs). An RPC is a family $\mathcal{G}$ of subgraphs of a given graph $G$ such that, for…

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Computer Science Preprint PDF DOI

Exact Dynamic Programming for Solow--Polasky Diversity Subset Selection on Lines and Staircases

Michael T.M. Emmerich · 2026

We study exact fixed-cardinality Solow--Polasky diversity subset selection on ordered finite $\ell_1$ sets, with monotone biobjective Pareto fronts and their higher-dimensional staircase analogues as …

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Computer Science Preprint PDF DOI

Author response to commentaries on H is for Human and How (Not) to Evaluate Qualitative Research in HCI

Andy Crabtree · 2026

This is the authors response to commentaries on the original article H is for Human and How (Not) to Evaluate Qualitative Research in HCI, https://doi.org/10.1080/07370024.2025.2475743 Commentaries we…

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Computer Science Preprint PDF DOI

MatchRDMA: A Segmented and Rate-Matched Long-Haul RDMA Scheme for Geo-distributed LLM Training over OTN

Jun Dai, Xiaorun Wang, Xingde Li, Zheng Yang, Kexiong Fang, Zhiqun Gu, Hongxiang Wang, Yuefeng Ji, Jiawei Zhang · 2026

We propose MatchRDMA, a proactive, segmented, and rate-matched long-haul RDMA scheme for geo-distributed LLM training over OTN. By coordinating source and destination OTN rates, it improves inter-DC t…

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Computer Science Preprint PDF DOI

Hardware-Efficient FPGA Implementation of Sigmoid Function Using Mixed-Radix Hyperbolic Rotation CORDIC

Chintan Panchal, Ankur Changela, Mohendra Roy · 2026

Efficient hardware implementation of nonlinear activation functions is a crucial task in deploying artificial neural networks on resource-constrained and edge devices such as Field-Programmable Gate A…

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Computer Science Preprint PDF DOI

Well-Conditioned Oblivious Perturbations in Linear Space

Shabarish Chenakkod, Micha{l} Derezinski, Xiaoyu Dong, Mark Rudelson · 2026

Perturbing a deterministic $n$-dimensional matrix with small Gaussian noise is a cornerstone of smoothed analysis of algorithms [Spielman and Teng, JACM 2004], as it reduces the condition number of th…

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Computer Science Preprint PDF DOI

Risk Models as Mediating Artifacts: A Postphenomenological Analysis of the CIIM Framework in Cybersecurity Practice

Rommel Salas-Guerra · 2026

This article applies postphenomenological theory to the field of cybersecurity risk management, arguing that formal risk models function as mediating artifacts that shape how security practitioners or…

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Computer Science Preprint PDF DOI

Parity Tests with Ties

Ron Kupfer · 2026

We extend the Ting--Yao randomized maximum-finding algorithm [TY94] to inputs that need not be pairwise distinct: each parity test $P(i,B)=\prod_{a\in B}(x_i-x_a):0$ on $B\subseteq[n]\setminus\{i\}$ i…

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Computer Science Preprint PDF DOI

Efficient Fuzzy Private Set Intersection from Secret-shared OPRF

Xinpeng Yang, Meng Hao, Chenkai Weng, Robert H. Deng, Yonggang Wen, Tianwei Zhang · 2026

Private set intersection (PSI) enables a sender holding a set $Q$ of size $m$ and a receiver holding a set $W$ of size $n$ to securely compute the intersection $Q \cap W$. Fuzzy PSI (FPSI) is a PSI va…

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Computer Science Preprint PDF DOI

Parallel Algorithms for Group Isomorphism via Code Equivalence

Michael Levet · 2026

In this paper, we exhibit $\textsf{AC}^{3}$ isomorphism tests for coprime extensions $H \ltimes N$ where $H$ is elementary Abelian and $N$ is Abelian; and groups where $\text{Rad}(G) = Z(G)$ is elemen…

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Computer Science Preprint PDF DOI

Edge-Tilting Field Dynamics: Rapid Mixing at the Uniqueness Threshold and Optimal Mixing for Swendsen-Wang Dynamics

Xiaoyu Chen, Zhe Ju, Tianshun Miao, Yitong Yin, Xinyuan Zhang · 2026

We prove two results on the mixing times of Markov chains for two-spin systems. First, we show that the Glauber dynamics mixes in polynomial time for the Gibbs distributions of antiferromagnetic two-s…

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Computer Science Preprint PDF DOI

Optimal FPT-Approximability for Modular Linear Equations

Konrad K. Dabrowski, Peter Jonsson, Sebastian Ordyniak, George Osipov, Magnus Wahlstrom · 2026

We show optimal FPT-approximability results for solving almost satisfiable systems of modular linear equations, completing the picture of the parameterized complexity and FPT-approximability landscape…

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Computer Science Preprint PDF DOI

LITE: Lightweight Channel Gain Estimation with Reduced X-Haul CSI Signaling in O-RAN

David Goez, Marco Piazzola, Giulia Costa, Achiel Colpaert, Rodney Martinez Alonso, Esra Aycan Beyazit, Nina Slamnik-Krijestorac, Johann M. Marquez-Barja, Miguel Camelo Botero · 2026

Cell-Free Massive Multiple-Input Multiple-Output (CF-MaMIMO) in Open Radio Access Network (O-RAN) promises high spectral efficiency but is limited by frequent Channel State Information (CSI) exchanges…

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Computer Science Preprint PDF DOI

LCMP: Distributed Long-Haul Cost-Aware Multi-Path Routing for Inter-Datacenter RDMA Networks

Dong-Yang Yu, Yuchao Zhang, Xiaodi Wang, Jun Wang, Wenfei Wu, Haipeng Yao, Wendong Wang, Ke Xu · 2026

RDMA-empowered cloud services are gradually deployed across datacenters (DCs) with multiple paths, which exhibit new properties of path asymmetry, delayed congestion signals, and simultaneous flow rou…

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Computer Science Preprint PDF DOI

Improving Feasibility in Quantum Approximate Optimization Algorithm for Vehicle Routing via Constraint-Aware Initialization and Hybrid XY-X Mixing

Yuan-Zheng Lei, Yaobang Gong, Xianfeng Terry Yang, Nii Attoh-Okine · 2026

The Quantum Approximate Optimization Algorithm (QAOA) is a leading framework for quantum combinatorial optimization. The Vehicle Routing Problem (VRP), a core problem in logistics and transportation, …

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Computer Science Preprint PDF DOI

Tag-based Physical-Layer Authentication Against Message Interference

Lei Yao, Boxiang He, Shilian Wang, Enyu Shi, Chau Yuen · 2026

Tag-based Physical-Layer Authentication (PLA) has attracted significant attention in recent years due to its low complexity, high security, and low latency. Traditional tag-based PLA schemes typically…

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Computer Science Preprint PDF DOI

Frozen-Tag-Based Physical-Layer Authentication Against User Interference

Lei Yao, Boxiang He, Shilian Wang, Ning Xie · 2026

Tag-based physical layer authentication (PLA) has garnered significant attention due to its low complexity and enhanced security. However, existing PLA schemes encounter two challenges. First, uninten…

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Computer Science Preprint PDF DOI

Late Breaking Results: Hardware-Efficient Quantum Reservoir Computing via Quantized Readout

Param Pathak, Mansi Od, Nouhaila Innan, Muhammad Shafique · 2026

Due to rising electricity demand, accurate short-term load forecasting is increasingly important for grid stability and efficient energy management, particularly in resource-constrained edge settings.…

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Computer Science Preprint PDF DOI

LanG -- A Governance-Aware Agentic AI Platform for Unified Security Operations

Anes Abdennebi, Nadjia Kara, Laaziz Lahlou, Hakima Ould-Slimane · 2026

Modern Security Operations Centers struggle with alert fatigue, fragmented tooling, and limited cross-source event correlation. Challenges that current Security Information Event Management and Extend…

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Computer Science Preprint PDF DOI

On the average-case complexity landscape for Tensor-Isomorphism-complete problems over finite fields

Tiange Li, Yinan Li, Youming Qiao, Dacheng Tao, Yingjie Wang · 2026

In Grochow and Qiao (SIAM J. Comput., 2021), the complexity class Tensor Isomorphism (TI) was introduced and isomorphism problems for groups, algebras, and polynomials were shown to be TI-complete. In…

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