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๐Ÿ” alberto torchinsky ๐Ÿ“‚ Computer Science
Showing 1316 results for "alberto torchinsky" 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

How Code Representation Shapes False-Positive Dynamics in Cross-Language LLM Vulnerability Detection

Maofei Chen, Laifu Wang, Yue Qin, Yuan Wang, Bo Wu, Dongxin Liu ยท 2026

How code representation format shapes false positive behaviour in cross-language LLM vulnerability detection remains poorly understood. We systematically vary training intensity and code representatioโ€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

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

Making Sense of Scams: Understanding Scam Conversations Through Multi-Level Alignment

Zhenyu Mao, Jacky Keung, Xiangyu Li, Yicheng Sun, Kehui Chen, Jingyu Zhang, Jialong Li ยท 2026

Online scams often unfold gradually through interaction, yet existing detection systems predominantly rely on snapshot-based signals and interruptive warnings, revealing two research gaps in the lack โ€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

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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The Privacy Guardian Agent: Towards Trustworthy AI Privacy Agents

Vincent Freiberger ยท 2026

The current "notice and consent" paradigm is broken: consent dialogues are often manipulative, and users cannot realistically read or understand every privacy policy. While recent LLM-based tools empoโ€ฆ

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Computer Science Preprint PDF DOI

User-Centered Design of Hyperlocal Communication Platforms: Insights from the Design and Evaluation of KUBO

Eljohn Evangelista, Alyssa Cea, Axel Balitaan, Clark Vince Diala, Jamlech Iram Gojo Cruz ยท 2026

Effective hyperlocal communication is critical in the Philippines, where delayed or algorithm-filtered updates can leave residents uninformed about emergency advisories and community events. We conducโ€ฆ

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Computer Science Preprint PDF DOI

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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Computer Science Preprint PDF DOI

e112: A Context-Aware Mobile Emergency Communication Platform Leveraging Smartphone Sensing and Cloud Services

Katerina Ioannidou, Marios D. Dikaiakos, Athena Stassopoulou ยท 2026

This paper presents e112, a context-aware mobile emergency response application designed to strengthen communication between citizens and authorities during disasters. Building on the ubiquity of smarโ€ฆ

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Computer Science Preprint PDF DOI

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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Remindful: Designing Reminder Systems for Caregiver Interpretation in Dementia Care

Joy Lai, Alex Mihailidis ยท 2026

Digital reminder systems are widely used in dementia care to support everyday tasks, but they are typically designed for one-way prompting rather than helping caregivers interpret engagement over timeโ€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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Computer Science Preprint PDF DOI

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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Computer Science Preprint PDF DOI

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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The Effects of Request Alerts on the Diversity and Visibility of Community Notes

Yilin Gong, Siqi Wu ยท 2026

Several major social media platforms have shifted toward crowdsourced fact-checking systems like Community Notes to combat misinformation at scale. However, these systems face criticism regarding whicโ€ฆ

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Computer Science Preprint PDF DOI

Secure Authentication in Wireless IoT: Hamming Code Assisted SRAM PUF as Device Fingerprint

Florian Lehn, Pascal Ahr, Hans D. Schotten ยท 2026

Static Random Access Memory (SRAM) Physically Unclonable Functions (PUFs) make use of intrinsic manufacturing variations in memory cells to derive device-unique responses. Employing such hardware-rootโ€ฆ

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