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🔍 sune lehmann 📂 Computer Science
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Computer Science Preprint PDF DOI

On Higher-Order Probabilistic Verification via the Weighted Relational Model of Linear Logic

Ugo Dal Lago, Guido Fiorillo, Paolo Pistone · 2026

The problem of determining whether a probabilistic program terminates almost surely (i.e.~with probability one) is undecidable, and actually $\Pi^0_2$-complete. For this reason, a growing literature h…

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Computer Science Preprint PDF DOI

A Longitudinal Analysis of Good First Issue Practices and Newcomer Pull Requests in Popular OSS Projects

Hirotatsu Hoshikawa, Hidetake Tanaka, Kazumasa Shimari, Raula Gaikovina Kula, Kenichi Matsumoto · 2026

Open-source software (OSS) projects rely on effective newcomer onboarding to sustain their communities. OSS projects widely adopt "good first issue" (GFI) labels to highlight beginner-friendly tasks. …

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Computer Science Preprint PDF DOI

Static Attribution of Android Residential Proxy Malware Using Graph Kernels

Peter Clark, Yong Guan, Zhonghao Liao · 2026

Android residential proxy applications represent a growing class of potentially-unwanted programs (PUPs) that covertly route third-party traffic through end-user devices, enabling ad fraud, credential…

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Computer Science Preprint PDF DOI

Few-Shot Accent Synthesis for ASR with LLM-Guided Phoneme Editing

Yurii Halychanskyi, Nimet Beyza Bozdag, Mark Hasegawa-Johnson, Dilek Hakkani-Tur, Volodymyr Kindratenko · 2026

Accented automatic speech recognition (ASR) often degrades due to the limited availability of accented training data. Prior work has explored accent modeling in low-resource settings, but existing app…

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Computer Science Preprint PDF DOI

Ceci n'est pas une explication: Evaluating Explanation Failures as Explainability Pitfalls in Language Learning Systems

Ben Knight, Wm. Matthew Kennedy, James Edgell · 2026

AI-powered language learning tools increasingly provide instant, personalised feedback to millions of learners worldwide. However, this feedback can fail in ways that are difficult for learners--and e…

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Computer Science Preprint PDF DOI

UCSC-NLP at SemEval-2026 Task 13: Multi-View Generalization and Diagnostic Analysis of Machine-Generated Code Detection

Kargi Chauhan, Sadiba Nusrat Nur · 2026

With the rapid growth of large language models for code generation, distinguishing between human-written and AI-generated code has become increasingly critical for academic integrity, hiring evaluatio…

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Computer Science Preprint PDF DOI

Query2Diagram: Answering Developer Queries with UML Diagrams

Oleg Baryshnikov, Anton M. Alekseev, Sergey I. Nikolenko · 2026

Software documentation frequently becomes outdated or fails to exist entirely, yet developers need focused views of their codebase to understand complex systems. While automated reverse engineering to…

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Computer Science Preprint PDF DOI

Beyond coauthorship: semantic structure and phantom collaborators in transportation research, 1967--2025

Seongjin Choi · 2026

We present a semantic-structural atlas of transportation research built from 120{,}323 papers across 34 peer-reviewed journals published between 1967 and 2025, roughly an order of magnitude larger tha…

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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

Maximizing Memory-Level Parallelism via Integrated Stochastic Logic-in-Memory Architectures

Farzad Razi, Mehran Moghadam, Sercan Aygun, M. Hassan Najafi, Marc Riedel · 2026

Today's high-performance architectures are increasingly constrained by data movement latency and energy overhead, as the slowdown of single-core performance scaling coincides with the rise of highly d…

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Computer Science Preprint PDF DOI

StyleID: A Perception-Aware Dataset and Metric for Stylization-Agnostic Facial Identity Recognition

Kwan Yun, Changmin Lee, Ayeong Jeong, Youngseo Kim, Seungmi Lee, Junyong Noh · 2026

Creative face stylization aims to render portraits in diverse visual idioms such as cartoons, sketches, and paintings while retaining recognizable identity. However, current identity encoders, which a…

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Computer Science Preprint PDF DOI

On the Informativeness of Security Commit Messages: A Large-scale Replication Study

Syful Islam, Stefano Zacchiroli · 2026

The informativeness of security-related commit messages is crucial for patch triage: when high, it enables the rapid distribution and deployment of security fixes. Prior research (Reis et al., 2023) r…

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Computer Science Preprint PDF DOI

Discrete Preference Learning for Personalized Multimodal Generation

Yuting Zhang, Ying Sun, Dazhong Shen, Ziwei Xie, Feng Liu, Changwang Zhang, Xiang Liu, Jun Wang, Hui Xiong · 2026

The emergence of generative models enables the creation of texts and images tailored to users' preferences. Existing personalized generative models have two critical limitations: lacking a dedicated p…

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Computer Science Preprint PDF DOI

Monte Carlo PDE Solvers for Nonlinear Radiative Boundary Conditions

Anchang Bao, Enya Shen, Jianmin Wang · 2026

Monte Carlo PDE solvers have become increasingly popular for solving heat-related partial differential equations in geometry processing and computer graphics due to their robustness in handling comple…

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Computer Science Preprint PDF DOI

Last-Iterate Guarantees for Learning in Co-coercive Games

Siddharth Chandak, Ramanan Tamizholi, Nicholas Bambos · 2026

We establish finite-time last-iterate guarantees for vanilla stochastic gradient descent in co-coercive games under noisy feedback. This is a broad class of games that is more general than strongly mo…

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Computer Science Preprint PDF DOI

More Is Different: Toward a Theory of Emergence in AI-Native Software Ecosystems

Daniel Russo · 2026

Software engineering faces a fundamental challenge: multi-agent AI systems fail in ways that defy explanation by traditional theories. While individual agents perform correctly, their interactions deg…

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Computer Science Preprint PDF DOI

Evaluating Answer Leakage Robustness of LLM Tutors against Adversarial Student Attacks

Jin Zhao, Marta Knezevic, Tanja Kaser · 2026

Large Language Models (LLMs) are increasingly used in education, yet their default helpfulness often conflicts with pedagogical principles. Prior work evaluates pedagogical quality via answer leakage-…

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Computer Science Preprint PDF DOI

LLMSniffer: Detecting LLM-Generated Code via GraphCodeBERT and Supervised Contrastive Learning

Mahir Labib Dihan, Abir Muhtasim · 2026

The rapid proliferation of Large Language Models (LLMs) in software development has made distinguishing AI-generated code from human-written code a critical challenge with implications for academic in…

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Computer Science Preprint PDF DOI

Zero-shot Evaluation of Deep Learning for Java Code Clone Detection

Thomas S. Heinze · 2026

Deep Learning (DL) is becoming more and more widespread in clone detection, motivated by achieving near-perfect performance for this task. In particular in case of semantic code clones, which share on…

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Computer Science Preprint PDF DOI

Compiling Activation Steering into Weights via Null-Space Constraints for Stealthy Backdoors

Rui Yin, Tianxu Han, Naen Xu, Changjiang Li, Ping He, Chunyi Zhou, Jun Wang, Zhihui Fu, Tianyu Du, Jinbao Li, Shouling Ji · 2026

Safety-aligned large language models (LLMs) are increasingly deployed in real-world pipelines, yet this deployment also enlarges the supply-chain attack surface: adversaries can distribute backdoored …

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