collaborators

6 papers

cs.AI2026

Compiling Deterministic Structure into SLM Harnesses

Zan Kai Chong, Hiroyuki Ohsaki, Bryan Ng

Enterprise SLM deployment faces epistemic asymmetry: small models cannot self-correct reasoning errors, while frontier LLMs incur prohibitive costs and data sovereignty risks at sc…

cs.AI2025

The Silent Scholar Problem: A Probabilistic Framework for Breaking Epistemic Asymmetry in LLM Agents

Zan-Kai Chong, Hiroyuki Ohsaki, Bryan Ng

Autonomous agents powered by LLMs and Retrieval-Augmented Generation (RAG) are proficient consumers of digital content but remain unidirectional, a limitation we term epistemic asy…

cs.AI2025

Tractable Asymmetric Verification for Large Language Models via Deterministic Replicability

Zan-Kai Chong, Hiroyuki Ohsaki, Bryan Ng

The landscape of Large Language Models (LLMs) shifts rapidly towards dynamic, multi-agent systems. This introduces a fundamental challenge in establishing computational trust, spec…

cs.SI2025

Exploring Unknown Social Networks for Discovering Hidden Nodes

Sho Tsugawa, Hiroyuki Ohsaki

In this paper, we address the challenge of discovering hidden nodes in unknown social networks, formulating three types of hidden-node discovery problems, namely, Sybil-node discov…

cs.CR2025

Proof of Useful Intelligence (PoUI): Blockchain Consensus Beyond Energy Waste

Zan-Kai Chong, Hiroyuki Ohsaki, Bryan Ng

Blockchain technology enables secure, transparent data management in decentralized systems, supporting applications from cryptocurrencies like Bitcoin to tokenizing real-world asse…

cs.AI2025

LLM-Net: Democratizing LLMs-as-a-Service through Blockchain-based Expert Networks

Zan-Kai Chong, Hiroyuki Ohsaki, Bryan Ng

The centralization of Large Language Models (LLMs) development has created significant barriers to AI advancement, limiting the democratization of these powerful technologies. This…