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๐Ÿ” sechan oh ๐Ÿ“‚ Computer Science
Showing 260 results for "sechan oh" in Computer Science
Computer Science Preprint PDF DOI

Computing Witnesses Using the SCAN Algorithm

Fabian Achammer, Stefan Hetzl, Renate A. Schmidt ยท 2026

Second-order quantifier elimination is the problem of finding, given a formula with second-order quantifiers, a logically equivalent first-order formula. While such formulas are not computable in geneโ€ฆ

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Two Efficient Message-passing Exclusive Scan Algorithms

Jesper Larsson Traff ยท 2026

Parallel scan primitives compute element-wise inclusive or exclusive prefix sums of input vectors contributed by $p$ consecutively ranked processors under an associative, possibly expensive, binary opโ€ฆ

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Computer Science Preprint PDF DOI

Guess-Verify-Refine: Data-Aware Top-K for Sparse-Attention Decoding on Blackwell via Temporal Correlation

Long Cheng, Ritchie Zhao, Timmy Liu, Mindy Li, Xianjie Qiao, Kefeng Duan, Yu-Jung Chen, Xiaoming Chen, Bita Darvish Rouhani, June Yang ยท 2026

Sparse-attention decoders rely on exact Top-K selection to choose the most important key-value entries for each query token. In long-context LLM serving, this Top-K stage runs once per decode query anโ€ฆ

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Computer Science Preprint PDF DOI

SAT + NAUTY: Orderly Generation of Small Kochen-Specker Sets Containing the Smallest State-independent Contextuality Set

Zhengyu Li, Curtis Bright, Stefan Trandafir, Adan Cabello, Vijay Ganesh ยท 2026

We present a search for small Kochen-Specker (KS) sets in dimension 3, specifically targeting extensions of the 13-ray Yu-Oh set, which has been proven to be the minimal witness to state-independent cโ€ฆ

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Computer Science Preprint PDF DOI

The SCAN Statistical Model Checker

Enrico Ghiorzi, Armando Tacchella ยท 2026

This paper lays out the formal foundations upon which the SCAN statistical model checker is built.โ€ฆ

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Computer Science Preprint PDF DOI

Approximating Convex Hulls via Range Queries

T. Schibler, J. Xue, J. Zhu ยท 2026

Recently, motivated by the rapid increase of the data size in various applications, Monemizadeh [APPROX'23] and Driemel, Monemizadeh, Oh, Staals, and Woodruff [SoCG'25] studied geometric problems in tโ€ฆ

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Computer Science Preprint PDF DOI

Toward Complex-Valued Neural Networks for Waveform Generation

Hyung-Seok Oh, Deok-Hyeon Cho, Seung-Bin Kim, Seong-Whan Lee ยท 2026

Neural vocoders have recently advanced waveform generation, yielding natural and expressive audio. Among these approaches, iSTFT-based vocoders have recently gained attention. They predict a complex-vโ€ฆ

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Computer Science Preprint PDF DOI

Dynamic data structures for twin-ordered matrices

Bart{l}omiej Bosek, Jadwiga Czyzewska, Evangelos Kipouridis, Wojciech Nadara, Micha{l} Pilipczuk, Karol Wegrzycki, Anna Zych-Pawlewicz ยท 2026

We present a dynamic data structure for representing binary $n\times n$ matrices that are $d$-twin-ordered, for a~fixed parameter $d$. Our structure supports cell queries and single-cell updates both โ€ฆ

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A Scan-Based Analysis of Internet-Exposed IoT Devices Using Shodan Data

Richelle Williams, Fernando Koch ยท 2026

An open measurement problem in IoT security is whether scan-observable network configurations encode population-level exposure risk beyond individual devices. An analysis of internet-exposed IoT endpoโ€ฆ

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Optimality of Staircase Mechanisms for Vector Queries under Differential Privacy

James Melbourne, Mario Diaz, Shahab Asoodeh ยท 2026

We study the optimal design of additive mechanisms for vector-valued queries under $\epsilon$-differential privacy (DP). Given only the sensitivity of a query and a norm-monotone cost function measuriโ€ฆ

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"I'm Constantly Getting Comments Like, 'Oh, You're Blind. You're Like the Only Woman That I Stand a Chance With.'": A Study of Blind TikTokers' Intersectional Experiences of Gender and Sexuality

Yao Lyu, Jessica Shen, Alina Faisal, John M. Carroll ยท 2026

Social media platforms are important venues for identity expression, and the Human-Computer Interaction community has been paying growing attention to how marginalized groups express their identities โ€ฆ

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Examining the Effectiveness of Transformer-Based Smart Contract Vulnerability Scan

Emre Balci, Timucin Aydede, Gorkem Yilmaz, Ece Gelal Soyak ยท 2026

Smart contract technology facilitates self-executing agreements on the blockchain, eliminating dependency on an external trusted authority. However, smart contracts may expose vulnerabilities that canโ€ฆ

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Mapping AI Risk Mitigations: Evidence Scan and Preliminary AI Risk Mitigation Taxonomy

Alexander K. Saeri, Sophia Lloyd George, Jess Graham, Clelia D. Lacarriere, Peter Slattery, Michael Noetel, Neil Thompson ยท 2025

Organizations and governments that develop, deploy, use, and govern AI must coordinate on effective risk mitigation. However, the landscape of AI risk mitigation frameworks is fragmented, uses inconsiโ€ฆ

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The Human Need for Storytelling: Reflections on Qualitative Software Engineering Research With a Focus Group of Experts

Roberto Verdecchia, Justus Bogner ยท 2025

From its first adoption in the late 80s, qualitative research has slowly but steadily made a name for itself in what was, and perhaps still is, the predominantly quantitative software engineering (SE)โ€ฆ

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On Subexponential Parameterized Algorithms for Steiner Tree on Intersection Graphs of Geometric Objects

Sujoy Bhore, Baris Can Esmer, Daniel Marx, Karol Wegrzycki ยท 2025

We study the Steiner Tree problem on the intersection graph of most natural families of geometric objects, e.g., disks, squares, polygons, etc. Given a set of $n$ objects in the plane and a subset $T$โ€ฆ

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Automated Prompt Generation for Code Intelligence: An Empirical study and Experience in WeChat

Kexing Ji, Shiyun Fu, Cuiyun Gao, Yujia Chen, Zezhou Yang, Chaozheng Wang, Yuetang Deng ยท 2025

Large Code Models (LCMs) show potential in code intelligence, but their effectiveness is greatly influenced by prompt quality. Current prompt design is mostly manual, which is time-consuming and highlโ€ฆ

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Immersive Mixed Reality Simulator for CT Scan Preparation: Enhancing Patient Emotional and Physical Readiness

Alex Smith, Priya Patel, Hu Guo, Marco Ruiz ยท 2025

First-time patients undergoing diagnostic computed tomography (CT) scans often experience significant anxiety and uncertainty, which can negatively impact scan results and patient well-being. We preseโ€ฆ

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Oh-Trust: Overbooking and Hybrid Trading-empowered Resource Scheduling with Smart Reputation Update over Dynamic Edge Networks

Houyi Qi, Minghui Liwang, Liqun Fu, Xianbin Wang, Huaiyu Dai, Xiaoyu Xia ยท 2025

Incentive-driven computing resource sharing is crucial for meeting the ever-growing demands of emerging mobile applications. Although conventional spot trading offers a solution, it frequently leads tโ€ฆ

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JSProtect: A Scalable Obfuscation Framework for Mini-Games in WeChat

Zhihao Li, Chaozheng Wang, Zongjie Li, Xinyong Peng, Zelin Su, Qun Xia, Haochuan Lu, Ting Xiong, Man Ho Lam, Shuzheng Gao, Yuchong Xie, Cuiyun Gao, Shuai Wang, Yuetang Deng, Huafeng Ma ยท 2025

The WeChat mini-game ecosystem faces rampant intellectual property theft to other platforms via secondary development, yet existing JavaScript obfuscation tools are ill-equipped for large-scale applicโ€ฆ

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Setchain Algorithms for Blockchain Scalability

Arivarasan Karmegam, Gabina Luz Bianchi, Margarita Capretto, Martin Ceresa, Antonio Fernandez Anta, Cesar Sanchez ยท 2025

Setchain has been proposed to increase blockchain scalability by relaxing the strict total order requirement among transactions. Setchain organizes elements into a sequence of sets, referred to as epoโ€ฆ

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