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🔍 michael schulz 📂 Computer Science
Showing 174 results for "michael schulz" in Computer Science
Computer Science Preprint PDF DOI

Slice Agent: Identifying and Isolating Slices in Shared Open Radio Unit

Felipe Arnholda, Flavio Rocha, Lucio Prade, Cristiano Bonato Both · 2026

Network Slice as a Service (NSaaS) is a key enabler of Beyond Fifth Generation (5G) and Sixth Generation (6G) networks, supporting next-generation applications such as extended reality (XR), immersive…

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Computer Science Preprint PDF DOI

CuRast: Cuda-Based Software Rasterization for Billions of Triangles

Markus Schutz, Lukas Lipp, Elias Kristmann, Michael Wimmer · 2026

Previous work shows that small triangles can be rasterized efficiently with compute shaders. Building on this insight, we explore how far this can be pushed for massive triangle datasets without the n…

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Computer Science Preprint PDF DOI

The dimensions of Schur squares of HRS codes

Haojie Gu, Zhihao Zhu, Jun Zhang · 2026

The Schur square of linear codes over a finite field has emerged as a fundamental operation in both classical and quantum coding theory. In this paper, we investigate the Schur square problem of Hyper…

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Computer Science Preprint PDF DOI

Navigating the Complexity Landscape of Nominee Selection in Schulze Voting

Katarina Cechlarova, Jorg Rothe, Simon Schierreich, Ildiko Schlotter · 2026

We study the Possible President problem and the Necessary President problem for Schulze voting, a rule that, due to its many desirable axiomatic properties, is popular in practice. In both problems, w…

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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

Context-Free Trees

Jan Philipp Wachter · 2026

Muller and Schupp introduced the concept of context-free graphs (originating from Cayley graphs of context-free groups). These graphs are always tree-like (i.e. quasi-isometric to a tree) and in this …

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Computer Science Preprint PDF DOI

MuonRec: Shifting the Optimizer Paradigm Beyond Adam in Scalable Generative Recommendation

Rong Shan, Aofan Yu, Bo Chen, Kuo Cai, Qiang Luo, Ruiming Tang, Han Li, Weiwen Liu, Weinan Zhang, Jianghao Lin · 2026

Recommender systems (RecSys) are increasingly emphasizing scaling, leveraging larger architectures and more interaction data to improve personalization. Yet, despite the optimizer's pivotal role in tr…

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Computer Science Preprint PDF DOI

Temporal Panel Selection in Ongoing Citizens' Assemblies

Yusuf Hakan Kalayci, Evi Micha · 2026

Permanent citizens' assemblies are ongoing deliberative bodies composed of randomly selected citizens, organized into panels that rotate over time. Unlike one-off panels, which represent the populatio…

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Computer Science Preprint PDF DOI

Solving the Post-Quantum Control Plane Bottleneck: Energy-Aware Cryptographic Scheduling in Open RAN

Neha Gupta, Hamed Alimohammadi, Mohammad Shojafar, De Mi, Muhammad N.M. Bhutta · 2026

The Open Radio Access Network (O-RAN) offers flexibility and innovation but introduces unique security vulnerabilities, particularly from cryptographically relevant quantum computers. While Post-Quant…

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Computer Science Preprint PDF DOI

Labor, Capital, and Machine: Toward a Labor Process Theory for HCI

Yigang Qin, EunJeong Cheon · 2026

The HCI community has called for renewed attention to labor issues and the political economy of computing. Yet much work remains in engaging with labor theory to better understand modern work and work…

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Computer Science Preprint PDF DOI

A $5$-Approximation Analysis for the Cover Small Cuts Problem

Miles Simmons, Ishan Bansal, Joe Cheriyan · 2026

In the Cover Small Cuts problem, we are given a capacitated (undirected) graph $G=(V,E,u)$ and a threshold value $\lambda$, as well as a set of links $L$ with end-nodes in $V$ and a non-negative cost …

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Computer Science Preprint PDF DOI

Independence of Approximate Clones

Theo Delemazure · 2026

In an ordinal election, two candidates are said to be perfect clones if every voter ranks them adjacently. The independence of clones axiom then states that removing one of the two clones should not c…

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Computer Science Preprint PDF DOI

Exploration on Highly Dynamic Graphs

Ashish Saxena, Kaushik Mondal · 2026

We study the exploration problem by mobile agents in two prominent models of dynamic graphs: $1$-Interval Connectivity and Connectivity Time. The $1$-Interval Connectivity model was introduced by Kuhn…

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Computer Science Preprint PDF DOI

A tight example for approximation ratio 5 for covering small cuts by the primal-dual method

Zeev Nutov · 2025

In the Small Cuts Cover problem we seek to cover by a min-cost edge-set the set family of cuts of size/capacity $<k$ of a graph. Recently, Simmons showed that the primal-dual algorithm of Williamson, …

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Computer Science Preprint PDF DOI

SceneGuard: Training-Time Voice Protection with Scene-Consistent Audible Background Noise

Rui Sang, Yuxuan Liu · 2025

Voice cloning technology poses significant privacy threats by enabling unauthorized speech synthesis from limited audio samples. Existing defenses based on imperceptible adversarial perturbations are …

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Computer Science Preprint PDF DOI

New Hardness Results for the LOCAL Model via a Simple Self-Reduction

Alkida Balliu, Filippo Casagrande, Francesco d'Amore, Dennis Olivetti · 2025

Very recently, Khoury and Schild [FOCS 2025] showed that any randomized LOCAL algorithm that solves maximal matching requires $\Omega(\min\{\log \Delta, \log_\Delta n\})$ rounds, where $n$ is the numb…

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Computer Science Preprint PDF DOI

Utilizing Sparsity in the GPU-accelerated Assembly of Schur Complement Matrices in Domain Decomposition Methods

Jakub Homola, Ondrej Meca, Lubomir Riha, Tomas Brzobohaty · 2025

Schur complement matrices emerge in many domain decomposition methods that can solve complex engineering problems using supercomputers. Today, as most of the high-performance clusters' performance lie…

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Computer Science Preprint PDF DOI

Hardness of Dynamic Core and Truss Decompositions

Yan S. Couto, Cristina G. Fernandes · 2025

The k-core of a graph is its maximal subgraph with minimum degree at least k, and the core value of a vertex u is the largest k for which u is contained in the k-core of the graph. Among cohesive subg…

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Computer Science Preprint PDF DOI

Formal Verification of Isothermal Chemical Reactors

Parivash Feyzishendi, Sophia Hamer, Jinyu Huang, Tyler R. Josephson · 2025

Chemical reactors are dynamic systems that can be described by systems of ordinary differential equations (ODEs). Reactor safety, regulatory compliance, and economics depend on whether certain states …

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Computer Science Preprint PDF DOI

A Smart Contract-based Non-Transferable Signature Verification System using Nominative Signatures

Hinata Nishino, Kazumasa Omote, Keita Emura · 2025

Nominative signatures allow us to indicate who can verify a signature, and they can be employed to construct a non-transferable signature verification system that prevents the signature verification b…

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