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Juyoung Suk

6 accepted papers

2026

Predicting LLM Reasoning Performance with Small Proxy Model

ICLR 2026poster

Given the prohibitive cost of pre-training large language models, it is essential to leverage smaller proxy models to optimize recipes before scaling up. However, this approach becomes challenging for reasoning capabilities, which exhibit \textit{emergent} behavior that only appears reliably at larg…

Cited by 0SourcecodeScholar
2025

Evaluating Language Models as Synthetic Data Generators

ACL 2025long

Given the increasing use of synthetic data in language model (LM) post-training, an LM’s ability to generate high-quality data has become nearly as crucial as its ability to solve problems directly. While prior works have focused on developing effective data generation methods, they lack systematic…

2025

LLM-as-an-Interviewer: Beyond Static Testing Through Dynamic LLM Evaluation

ACL 2025finding

We introduce LLM-as-an-Interviewer, a novel paradigm for evaluating large language models (LLMs). This approach leverages multi-turn interactions where the LLM interviewer actively provides feedback on responses and poses follow-up questions to the evaluated LLM. At the start of the interview, the L…

2025

The BiGGen Bench: A Principled Benchmark for Fine-grained Evaluation of Language Models with Language Models

NAACL 2025long

As language models (LMs) become capable of handling a wide range of tasks, their evaluation is becoming as challenging as their development. Most generation benchmarks currently assess LMs using abstract evaluation criteria-like helpfulness and harmlessness-which often lack the flexibility and granu…

2024

CLIcK: A Benchmark Dataset of Cultural and Linguistic Intelligence in Korean

COLING 2024main

Despite the rapid development of large language models (LLMs) for the Korean language, there remains an obvious lack of benchmark datasets that test the requisite Korean cultural and linguistic knowledge. Because many existing Korean benchmark datasets are derived from the English counterparts throu…

2024

Prometheus 2: An Open Source Language Model Specialized in Evaluating Other Language Models

EMNLP 2024main

Proprietary LMs such as GPT-4 are often employed to assess the quality of responses from various LMs. However, concerns including transparency, controllability, and affordability strongly motivate the development of open-source LMs specialized in evaluations. On the other hand, existing open evaluat…