collaborators

6 papers

cs.LG2026

In-Context Learning as Implicit Policy Gradient

Masahiro Kaneko, Timothy Baldwin

Recent work has shown that large language models (LLMs) can iteratively improve their outputs by incorporating generated samples and their corresponding evaluation scores as in-con…

cs.CL2026

Beyond the Resumé: A Rubric-Aware Automatic Interview System for Information Elicitation

Harry Stuart, Masahiro Kaneko, Timothy Baldwin

Effective hiring is integral to the success of an organisation, but it is very challenging to find the most suitable candidates because expert evaluation (e.g.\ interviews conducte…

cs.LG2026

JailNewsBench: Multi-Lingual and Regional Benchmark for Fake News Generation under Jailbreak Attacks

Masahiro Kaneko, Ayana Niwa, Timothy Baldwin

Fake news undermines societal trust and decision-making across politics, economics, health, and international relations, and in extreme cases threatens human lives and societal saf…

cs.CL2025

Online Learning Defense against Iterative Jailbreak Attacks via Prompt Optimization

Masahiro Kaneko, Zeerak Talat, Timothy Baldwin

Iterative jailbreak methods that repeatedly rewrite and input prompts into large language models (LLMs) to induce harmful outputs -- using the model's previous responses to guide e…

cs.CR2025

Bits Leaked per Query: Information-Theoretic Bounds on Adversarial Attacks against LLMs

Masahiro Kaneko, Timothy Baldwin

Adversarial attacks by malicious users that threaten the safety of large language models (LLMs) can be viewed as attempts to infer a target property that is unknown when an ins…

cs.CL2025

Balanced Multi-Factor In-Context Learning for Multilingual Large Language Models

Masahiro Kaneko, Alham Fikri Aji, Timothy Baldwin

Multilingual large language models (MLLMs) are able to leverage in-context learning (ICL) to achieve high performance by leveraging cross-lingual knowledge transfer without paramet…