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๐Ÿ” petra albert ๐Ÿ“‚ Computer Science
Showing 2144 results for "petra albert" in Computer Science
Computer Science Preprint PDF DOI

D-Rex : Diffusion Rendering for Relightable Expressive Avatars

Timo Teufel, Xilong Zhou, Umar Iqbal, Jan Kautz, Marc Habermann, Vladislav Golyanik, Christian Theobalt ยท 2026

We present D-Rex, a person-specific framework for photorealistic, relightable, expressive, and animatable full-body human avatars with free-viewpoint rendering. Existing methods for relightable full-bโ€ฆ

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Computer Science Preprint PDF DOI

AnTi-MiCS: Analytical Framework for Bounding Time in Embedded Mixed-Criticality Systems

Behnaz Ranjbar, Akash Kumar ยท 2026

In Mixed-Criticality (MC) systems, although the high Worst-Case Execution Time (WCET) serves as a conservative upper bound representing the task's maximum execution time under all conditions, obtaininโ€ฆ

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Computer Science Preprint PDF DOI

GenDetect: Generalizing Reactive Detection for Resilience Against Imitative DeFi Attack Cascade

Bowen Cai, Weiheng Bai, Youshui Lu, Haoran Xu, Yuannan Yang, Yajin Zhou, Kangjie Lu ยท 2026

As blockchain ecosystems grow, financially motivated attackers increasingly exploit decentralized finance (DeFi) protocols, causing frequent and severe losses. Unlike conventional cyberattacks, DeFi eโ€ฆ

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Computer Science Preprint PDF DOI

Large Language Models as Explainable Cyberattack Detectors for Energy Industrial Control Systems

Weiyi Kong, Ahmad Mohammad Saber, Amr Youssef, Deepa Kundur ยท 2026

In modern energy systems, industrial control systems (ICS) and power-system SCADA require intrusion detection that is not only accurate but also auditable by operators. The ICS intrusion-detection lanโ€ฆ

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Computer Science Preprint PDF DOI

Towards Agentic Investigation of Security Alerts

Even Eilertsen, Vasileios Mavroeidis, Gudmund Grov ยท 2026

Security analysts are overwhelmed by the volume of alerts and the low context provided by many detection systems. Early-stage investigations typically require manual correlation across multiple log soโ€ฆ

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Computer Science Preprint PDF DOI

From Spoofing to Trust: Emergency Alerts Spoofing Testbed and Cross-Cell Verification

Abdallah Abou Hasna, Nada Chendeb, Ammar El Falou ยท 2026

Public warning systems (PWS) in cellular networks enable authorities to broadcast emergency alerts to all mobile phones in a geographic region in the event of threats such as earthquakes or severe weaโ€ฆ

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Computer Science Preprint PDF DOI

Improving Reachability in Vector Addition Systems through Pumpability

Weijun Chen, Yuxi Fu, Yangluo Zheng ยท 2026

Vector addition systems (VAS) constitute an important model of computation and concurrency that is equally expressive as the Petri net model. Recently, a lot of research has been conducted on vector aโ€ฆ

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Computer Science Preprint PDF DOI

Semantic Denial of Service in LLM-controlled robots

Jonathan Steinberg, Oren Gal ยท 2026

Safety-oriented instruction-following is supposed to keep LLM-controlled robots safe. We show it also creates an availability attack surface. By injecting short safety-plausible phrases (1-5 tokens) iโ€ฆ

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Computer Science Preprint PDF DOI

Source-Code Analysis of iFogSim for Simulating Distributed IoT Architectures: Coverage, Challenges, and Enhancements

Milliam Maxime Zekeng Ndadji ยท 2026

Simulation is an indispensable tool for validating distributed IoT architectures before physical deployment, and iFogSim has emerged as one of the most widely adopted platform in the fog and edge compโ€ฆ

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FlashSpread: IO-Aware GPU Simulation of Non-Markovian Epidemic Dynamics via Kernel Fusion

Heman Shakeri, Behnaz Moradi-Jamei, Aram Vajdi, Ehsan Ardjmand ยท 2026

Non-Markovian (renewal) epidemic simulation on multi-million-node contact networks is essential for realistic forecasting under general age-dependent holding-time distributions (log-normal, Weibull, Eโ€ฆ

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CrossCommitVuln-Bench: A Dataset of Multi-Commit Python Vulnerabilities Invisible to Per-Commit Static Analysis

Arunabh Majumdar ยท 2026

We present CrossCommitVuln-Bench, a curated benchmark of 15 real-world Python vulnerabilities (CVEs) in which the exploitable condition was introduced across multiple commits - each individually benigโ€ฆ

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PVAC: A RowHammer Mitigation Architecture Exploiting Per-victim-row Counting

Jumin Kim, Seungmin Baek, Hwayong Nam, Minbok Wi, Nam Sung Kim, Jung Ho Ahn ยท 2026

As DRAM scaling exacerbates RowHammer, DDR5 introduces per-row activation counting (PRAC) to track aggressor activity. However, PRAC indiscriminately increments counters on every activation -- includiโ€ฆ

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AgentSOC: A Multi-Layer Agentic AI Framework for Security Operations Automation

Joyjit Roy, Samaresh Kumar Singh ยท 2026

Security Operations Centers (SOCs) increasingly encounter difficulties in correlating heterogeneous alerts, interpreting multi-stage attack progressions, and selecting safe and effective response actiโ€ฆ

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Characterizing and Fixing Silent Data Loss in Spark-on-AWS-Lambda with Open Table Formats

Srujan Kumar Gandla ยท 2026

AWS Lambda terminates containers with an uncatchable SIGKILL signal when a function exceeds its configured timeout. When a Spark-on-AWS-Lambda (SoAL) job is killed between Phase 1 (data upload) and Phโ€ฆ

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Diagnosable ColBERT: Debugging Late-Interaction Retrieval Models Using a Learned Latent Space as Reference

Francois Remy ยท 2026

Reliable biomedical and clinical retrieval requires more than strong ranking performance: it requires a practical way to find systematic model failures and curate the training evidence needed to correโ€ฆ

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Towards Better Static Code Analysis Reports: Sentence Transformer-based Filtering of Non-Actionable Alerts

Tamas Aladics, Norbert Vandor, Rudolf Ferenc, Peter Hegedus ยท 2026

Static code analysis (SCA) tools are widely used as effective ways to detect bugs and vulnerabilities in software systems. However, the reports generated by these tools often contain a large number ofโ€ฆ

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Enhancing Anomaly-Based Intrusion Detection Systems with Process Mining

Francesco Vitale, Francesco Grimaldi, Massimiliano Rak, Nicola Mazzocca ยท 2026

Anomaly-based Intrusion Detection Systems (IDSs) ensure protection against malicious attacks on networked systems. While deep learning-based IDSs achieve effective performance, their limited trustwortโ€ฆ

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Label-Free Detection of Governance Evidence Degradation in Risk Decision Systems

Oleg Solozobov ยท 2026

Risk decision systems in fraud detection and credit scoring operate under structural label absence: ground truth arrives weeks to months after decisions are made. During this blind period, model perfoโ€ฆ

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Current-State Opacity in Safe Partially Observed Quantum Petri Nets: True-Concurrency Semantics and Exact Symbolic Verification

Sichen Ding, Zhiwu Li ยท 2026

Classical opacity theory for discrete-event systems relies strictly on observable event sequences, fundamentally failing to capture security breaches in hybrid architectures where an attacker exploitsโ€ฆ

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Safety-Aware AoI Scheduling for LEO Satellite-Assisted Autonomous Driving

Kangkang Sun, Junyi He, Juntong Liu, Xiuzhen Chen, Jianhua Li, Minyi Guo ยท 2026

Autonomous platoons traversing infrastructure gaps increasingly depend on LEO satellite backhaul for safety-critical updates, yet no existing framework jointly addresses compound Doppler from simultanโ€ฆ

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