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🔍 stefan steidel 📂 Computer Science
Showing 1183 results for "stefan steidel" in Computer Science
Computer Science Preprint PDF DOI

From Prompt to Physical Actuation: Holistic Threat Modeling of LLM-Enabled Robotic Systems

Neha Nagaraja, Hayretdin Bahsi, Carlo R. da Cunha · 2026

As large language models are integrated into autonomous robotic systems for task planning and control, compromised inputs or unsafe model outputs can propagate through the planning pipeline to physica…

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Computer Science Preprint PDF DOI

New Parameterized and Exact Exponential Time Algorithms for Strongly Connected Steiner Subgraph

Afrouz Jabal Ameli, Tomohiro Koana, Jesper Nederlof, Shengzhe Wang · 2026

The Strongly Connected Steiner Subgraph (SCSS) problem is a well-studied network design problem that asks for a minimum subgraph that strongly connects a given set of terminals. In this paper, we pres…

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Computer Science Preprint PDF DOI

Exact Mining of Dense Patterns via Direct Evaluation of Local Interval Frequency Using a Sliding Window

Taihei Takahashi, Kanata Takayasu, Satoshi Suga, Satoshi Kurihara · 2026

Accurately extracting patterns that appear frequently only within specific time intervals, together with their dense intervals, is important in many applications such as understanding seasonal demand …

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Computer Science Preprint PDF DOI

Unfolding an Atomistic World: Atomistic Simulation of Reactor Pressure Vessel Steel Across Year-and-Meter Scales

Haozhi Han, Ruge Zhang, Haoquan Chen, Yifeng Chen, Haipeng Jia, Liang Yuan, Yunquan Zhang, Ting Cao, Yunxin Liu, Ya-Qin Zhang, Kun Li · 2026

Lifetime prediction of reactor pressure vessel (RPV) steel requires bridging atomistic degradation mechanisms with service-scale spatial and temporal regimes, from Angstroms and picoseconds to meters …

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Computer Science Preprint PDF DOI

Order Optimal Task Allocation in Distributed Computing via Interweaved Cliques

Javad Maheri, K. K. Krishnan Namboodiri, Petros Elia · 2026

We consider a distributed computing system in which a master node coordinates $N$ workers to evaluate a function over $n$ input files, where this function accepts general decomposition. In particular,…

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Computer Science Preprint PDF DOI

GPUOS: A GPU Operating System Primitive for Transparent Operation Fusion

Yiwei Yang, Xiangyu Gao, Yuan Zhou, Yuhang Gan, Yusheng Zheng, Andi Quinn · 2026

Modern deep learning workloads often consist of many small tensor operations, especially in inference, attention, and micro-batched training. In these settings, kernel launch overhead can become a maj…

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Computer Science Preprint PDF DOI

MCPThreatHive: Automated Threat Intelligence for Model Context Protocol Ecosystems

Yi Ting Shen, Kentaroh Toyoda, Alex Leung · 2026

The rapid proliferation of Model Context Protocol (MCP)-based agentic systems has introduced a new category of security threats that existing frameworks are inadequately equipped to address. We presen…

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Computer Science Preprint PDF DOI

Threat Modeling and Attack Surface Analysis of IoT-Enabled Controlled Environment Agriculture Systems

Andrii Vakhnovskyi · 2026

The United States designates Food and Agriculture as one of sixteen critical infrastructure sectors, yet no mandatory cybersecurity requirements exist for agricultural operations and no formal threat …

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Computer Science Preprint PDF DOI

BRIDGE and TCH-Net: Heterogeneous Benchmark and Multi-Branch Baseline for Cross-Domain IoT Botnet Detection

Ammar Bhilwarawala, Likhamba Rongmei, Harsh Sharma, Arya Jena, Kaushal Singh, Jayashree Piri, Raghunath Dey · 2026

IoT botnet detection has advanced, yet most published systems are validated on a single dataset and rarely generalise across environments. Heterogeneous feature spaces make multi-dataset training prac…

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Computer Science Preprint PDF DOI

Dynamic Ranked List Truncation for Reranking Pipelines via LLM-generated Reference-Documents

Nilanjan Sinhababu, Soumedhik Bharati, Debasis Ganguly, Pabitra Mitra · 2026

Large Language Models (LLM) have been widely used in reranking. Computational overhead and large context lengths remain a challenging issue for LLM rerankers. Efficient reranking usually involves sele…

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Computer Science Preprint PDF DOI

STRIDe: Cross-Coupled STT-MRAM Enabling Robust In-Memory-Computing for Deep Neural Network Accelerators

Imtiaz Ahmed, Sumeet Kumar Gupta · 2026

As deep neural network (DNN) models are growing exponentially in size, their deployment on resource-constrained edge platforms is becoming increasingly challenging. In-memory-computing (IMC) with non-…

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Computer Science Preprint PDF DOI

DAG Covers: The Steiner Point Effect

Sujoy Bhore, Hsien-Chih Chang, Jonathan Conroy, Arnold Filtser, Eunjin Oh, Nicole Wein, Da Wei Zheng · 2026

Given a weighted digraph $G$, a $(t,g,\mu)$-DAG cover is a collection of $g$ dominating DAGs $D_1,\dots,D_g$ such that all distances are approximately preserved: for every pair $(u,v)$ of vertices, $\…

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Computer Science Preprint PDF DOI

Cybersecurity Risk Assessment for CubeSat Missions: Adapting Established Frameworks for Resource-Constrained Environments

Jonathan Shelby · 2026

CubeSats have democratised access to space for universities, start-ups and emerging space nations, but the same design decisions that reduce cost and complexity introduce distinctive cybersecurity ris…

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Computer Science Preprint PDF DOI

From Natural Alignment to Conditional Controllability in Multimodal Dialogue

Zeyu Jin, Songtao Zhou, Haoyu Wang, Minghao Tian, Kaifeng Yun, Zhuo Chen, Xiaoyu Qin, Jia Jia · 2026

The recent advancement of Artificial Intelligence Generated Content (AIGC) has led to significant strides in modeling human interaction, particularly in the context of multimodal dialogue. While curre…

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Computer Science Preprint PDF DOI

Constant delay Gray code enumeration of ideals and antichains in posets

Sofia Brenner, Jiri Fink · 2026

We present an algorithm that enumerates all ideals of an input poset with constant delay in Gray code order, i.e., such that consecutively visited ideals differ in at most three elements. This answers…

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Computer Science Preprint PDF DOI

Approximation Schemes for Subset TSP and Steiner Tree on Geometric Intersection Graphs

Sandor Kisfaludi-Bak, Daniel Marx · 2026

We give approximation schemes for Subset TSP and Steiner Tree on unit disk graphs, and more generally, on intersection graphs of similarly sized connected fat (not necessarily convex) polygons in the …

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Computer Science Preprint PDF DOI

PII Shield: A Browser-Level Overlay for User-Controlled Personal Identifiable Information (PII) Management in AI Interactions

Max Holschneider, Saetbyeol LeeYouk · 2026

AI chatbots have quietly become the world's most popular therapists, coaches, and confidants. Users of cloud-based LLM services are increasingly shifting from simple queries like idea generation and p…

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Computer Science Preprint PDF DOI

Model Context Protocol Threat Modeling and Analyzing Vulnerabilities to Prompt Injection with Tool Poisoning

Charoes Huang, Xin Huang, Ngoc Phu Tran, Amin Milani Fard · 2026

The Model Context Protocol (MCP) has rapidly emerged as a universal standard for connecting AI assistants to external tools and data sources. While MCP simplifies integration between AI applications a…

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Computer Science Preprint PDF DOI

Architecture-Derived CBOMs for Cryptographic Migration: A Security-Aware Architecture Tradeoff Method

Eduard Hirsch, Kristina Raab · 2026

Cryptographic migration driven by algorithm deprecation, regulatory change, and post-quantum readiness requires more than an inventory of cryptographic assets. Existing Cryptographic Bills of Material…

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Computer Science Preprint PDF DOI

MineRobot: A Unified Framework for Kinematics Modeling and Solving of Underground Mining Robots in Virtual Environments

Shengzhe Hou, Xinming Lu, Tianyu Zhang, Changqing Yan, Xingli Zhang · 2026

Underground mining robots are increasingly operated in virtual environments (VEs) for training, planning, and digital-twin applications, where reliable kinematics is essential for avoiding hazardous i…

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