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🔍 nathan williams 📂 Computer Science
Showing 881 results for "nathan williams" in Computer Science
Computer Science Preprint PDF DOI

"We Wanted to Do Better Than the Law": Exploring UI/UX Designers' Privacy Advocacy in Practice

Keyu Yao, Jinghui Cheng, Jin L.C. Guo · 2026

Designers hold primary responsibility for shaping the user interface (UI) and user experience (UX) of a product. This role goes beyond aesthetics and usability, extending to the privacy outcomes of us…

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Computer Science Preprint PDF DOI

Constructive Separations from Gate Elimination

Marco Carmosino, Ngu Dang, Tim Jackman · 2026

Gate elimination is the primary technique for proving explicit lower bounds against general Boolean circuits, including Li and Yang's state-of-the-art $3.1n - o(n)$ bound for affine dispersers (STOC 2…

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Computer Science Preprint PDF DOI

Feedback Over Form: Why Execution Feedback Matters More Than Pipeline Topology in 1-3B Code Generation

Charles Junichi McAndrews · 2026

Small language models (1-3B) are practical to run locally, but individually limited on harder code generation tasks. We ask whether composing them into pipelines can recover some of that lost capabili…

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Computer Science Preprint PDF DOI

CVEs With a CVSS Score Greater Than or Equal to 9

Lena Sinterhauf, Andreas A{ss}muth, Roland Kaltefleiter · 2026

Critical vulnerabilities with Common Vulnerability Scoring System scores of 9.0 or higher pose severe risks to organisations' information systems. Timely detection and remediation are essential to min…

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Computer Science Preprint PDF DOI

Architecture Matters More Than Scale: A Comparative Study of Retrieval and Memory Augmentation for Financial QA Under SME Compute Constraints

Jianan Liu, Jing Yang, Xianyou Li, Weiran Yan, Yichao Wu, Penghao Liang, Mengwei Yuan · 2026

The rapid adoption of artificial intelligence (AI) and large language models (LLMs) is transforming financial analytics by enabling natural language interfaces for reporting, decision support, and aut…

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Computer Science Preprint PDF DOI

All Public Voices Are Equal, But Are Some More Equal Than Others to LLMs?

Sola Kim, Marco A. Janssen, Jieshu Wang, Ame Min-Venditti, Neha Karanjia, John M. Anderies · 2026

Federal agencies are increasingly deploying large language models (LLMs) to process public comments submitted during notice-and-comment rulemaking, the primary mechanism through which citizens influen…

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Computer Science Preprint PDF DOI

Max Cut with Small-Dimensional SDP Solutions

Hsien-Chih Chang, Suprovat Ghoshal, Euiwoong Lee · 2026

We study the Max-Cut semidefinite programming (SDP) relaxation in the regime where a near-optimal solution admits a low-dimensional realization. While the Goemans--Williamson hyperplane rounding achie…

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Computer Science Preprint PDF DOI

Conflict-Aware Robust Design for Covert Wireless Communications

Abbas Arghavani · 2026

Covert wireless communication aims to establish a reliable link while hiding the transmission from an adversary. In wireless settings, uncertainty plays a central role in this tradeoff: it can help ma…

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Computer Science Preprint PDF DOI

On the Approximability of Max-Cut on 3-Colorable Graphs and Graphs with Large Independent Sets

Suprovat Ghoshal, Neng Huang, Euiwoong Lee, Konstantin Makarychev, Yury Makarychev · 2026

Max-Cut is a classical graph-partitioning problem where given a graph $G = (V,E)$, the objective is to find a cut $(S,S^c)$ which maximizes the number of edges crossing the cut. In a seminal work, Goe…

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Computer Science Preprint PDF DOI

How unique are hallucinated citations offered by generative Artificial Intelligence models?

Dirk HR Spennemann · 2026

This paper investigates how generative AI produces and propagates hallucinated academic references, focusing on the recurring non-existent citation 'Education Governance and Datafication' attributed t…

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Computer Science Preprint PDF DOI

Approximation Schemes for Edit Distance and LCS in Quasi-Strongly Subquadratic Time

Xiao Mao, Aviad Rubinstein · 2026

We present novel randomized approximation schemes for the Edit Distance (ED) problem and the Longest Common Subsequence (LCS) problem that, for any constant $\epsilon>0$, compute a $(1+\epsilon)$-appr…

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Computer Science Preprint PDF DOI

Embeddings of Nation-Level Social Networks

Tanzir Pial, Flavio Hafner, Dakota Handzlik, Enamul Hassan, Lucas Sage, Ana Macanovic, Tom Emery, Arnout van de Rijt, Steven Skiena · 2026

Full nation-scale social networks are now emerging from countries such as the Netherlands and Denmark, but these networks present challenging technical issues in working with large, multiplex, time-de…

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Computer Science Preprint PDF DOI

More Than "Means to an End": Supporting Reasoning with Transparently Designed AI Data Science Processes

Venkatesh Sivaraman, Patrick Vossler, Adam Perer, Julian Hong, Jean Feng · 2026

Generative artificial intelligence (AI) tools can now help people perform complex data science tasks regardless of their expertise. While these tools have great potential to help more people work with…

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Computer Science Preprint PDF DOI

"Better Ask for Forgiveness than Permission": Practices and Policies of AI Disclosure in Freelance Work

Angel Hsing-Chi Hwang, Senya Wong, Baixiao Chen, Jessica He, Hyo Jin Do · 2026

The growing use of AI applications among freelance workers is reshaping trust and relationships with clients. This paper investigates how both workers and clients perceive AI use and disclosure in the…

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Computer Science Preprint PDF DOI

More Than 1v1: Human-AI Alignment in Early Developmental Communities with Multimodal LLMs

Weiyan Shi, Kenny Tsu Wei Choo · 2026

In early developmental contexts, particularly in parent-child interaction analysis, alignment involves families and professionals such as speech-language pathologists (SLPs) who interpret children's e…

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Computer Science Preprint PDF DOI

Probing More-Than-Human Representation in Crisis Resilience Planning: An HCI Researcher Perspective

Tram Thi Minh Tran, Adrian Wong, Callum Parker, Carlos Alfredo Tirado Cortes, Marius Hoggenmueller, Soojeong Yoo, Nate Zettna, Joel Fredericks · 2026

Crisis resilience planning raises urgent questions about how to include non-human species and ecological systems in participatory processes, which remain largely human-centred. This paper reports on a…

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Computer Science Preprint PDF DOI

Lozenge Tiling by Computing Distances

Jean-Marie Favreau, Yan Gerard, Pascal Lafourcade, Leo Robert · 2026

The Calisson puzzle is a tiling puzzle in which one must tile a triangular grid inside a hexagon with lozenges, under the constraint that certain prescribed edges remain tile boundaries and that adjac…

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Computer Science Preprint PDF DOI

Are Stacked Intelligent Metasurfaces (SIMs) Better than Single-layer Reconfigurable Intelligent Surfaces (RISs) for Wideband Multi-user MIMO Communication Systems?

Muhammad Ibrahim, Amine Mezghani, Ekram Hossain · 2026

Cascaded or stacked intelligent metasurfaces (SIMs) have emerged as a promising technology to overcome the physical limitations of single-layer reconfigurable intelligent surfaces (RISs) in wideband w…

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Computer Science Preprint PDF DOI

They Think AI Can Do More Than It Actually Can: Practices, Challenges, & Opportunities of AI-Supported Reporting In Local Journalism

Besjon Cifliku, Hendrik Heuer · 2026

Declining newspaper revenues prompt local newsrooms to adopt automation to maintain efficiency and keep the community informed. However, current research provides a limited understanding of how local …

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Computer Science Preprint PDF DOI

A Curated Literature Database for Monitoring More Than 30 Years of Ansys Granta Product Usage

David Mercier · 2026

Engineering and materials software is increasingly difficult to track in the scholarly and technical literature because publication volume is growing rapidly and software citation practices remain inc…

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