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Jaewoong Cho

18 accepted papers

2026

Orak: A Foundational Benchmark for Training and Evaluating LLM Agents on Diverse Video Games

ICLR 2026poster

Large Language Model (LLM) agents are reshaping the game industry, by enabling more intelligent and human-preferable characters. Yet, current game benchmarks fall short of practical needs: they lack evaluations of diverse LLM capabilities across various game genres, studies of agentic modules crucia…

Cited by 0SourceScholar
2026

T1: Tool-integrated Verification for Test-time Compute Scaling in Small Language Models

ICLR 2026poster

Recent studies have demonstrated that test-time compute scaling effectively improves the performance of small language models (sLMs). However, prior research has mainly examined test-time compute scaling with an additional larger model as a verifier, leaving verification by sLMs underexplored. In th…

Cited by 0SourceScholar
2025

Bridging the Gap between Expert and Language Models: Concept-guided Chess Commentary Generation and Evaluation

NAACL 2025long

Deep learning-based expert models have reached superhuman performance in decision-making domains such as chess and Go. However, it is under-explored to explain or comment on given decisions although it is important for model explainability and human education. The outputs of expert models are accura…

Cited by 1SourcePDFScholar
2025

Delving into Large Language Models for Effective Time-Series Anomaly Detection

NeurIPS 2025poster

Recent efforts to apply Large Language Models (LLMs) to time-series anomaly detection (TSAD) have yielded limited success, often performing worse than even simple methods. While prior work has focused solely on downstream performance evaluation, the fundamental question—why do LLMs struggle with TSA…

Cited by 0SourcecodeScholar
2025

DiTTo-TTS: Diffusion Transformers for Scalable Text-to-Speech without Domain-Specific Factors

ICLR 2025poster

Large-scale latent diffusion models (LDMs) excel in content generation across various modalities, but their reliance on phonemes and durations in text-to-speech (TTS) limits scalability and access from other fields. While recent studies show potential in removing these domain-specific factors, perfo…

2025

Distilling LLM Agent into Small Models with Retrieval and Code Tools

NeurIPS 2025spotlight

Large language models (LLMs) excel at complex reasoning tasks but remain computationally expensive, limiting their practical deployment. To address this, recent works have focused on distilling reasoning capabilities into smaller language models (sLMs) using chain-of-thought (CoT) traces from teache…

Cited by 0SourcecodeScholar
2025

Efficient Generative Modeling with Residual Vector Quantization-Based Tokens

ICML 2025poster

We introduce ResGen, an efficient Residual Vector Quantization (RVQ)-based generative model for high-fidelity generation with fast sampling. RVQ improves data fidelity by increasing the number of quantization steps, referred to as depth, but deeper quantization typically increases inference steps in…

Cited by 0SourcePDFScholar
2025

FlashAdventure: A Benchmark for GUI Agents Solving Full Story Arcs in Diverse Adventure Games

EMNLP 2025

GUI agents powered by LLMs show promise in interacting with diverse digital environments. Among these, video games offer a valuable testbed due to their varied interfaces, with adventure games posing additional challenges through complex, narrative-driven interactions. Existing game benchmarks, howe

Cited by 0SourcePDFScholar
2025

Lexico: Extreme KV Cache Compression via Sparse Coding over Universal Dictionaries

ICML 2025poster

We introduce Lexico, a novel KV cache compression method that leverages sparse coding with a universal dictionary. Our key finding is that key-value cache in modern LLMs can be accurately approximated using sparse linear combination from a small, input-agnostic dictionary of ~4k atoms, enabling effi…

2025

Rare-to-Frequent: Unlocking Compositional Generation Power of Diffusion Models on Rare Concepts with LLM Guidance

ICLR 2025spotlight

State-of-the-art text-to-image (T2I) diffusion models often struggle to generate rare compositions of concepts, e.g., objects with unusual attributes. In this paper, we show that the compositional generation power of diffusion models on such rare concepts can be significantly enhanced by the Large L…

2024

A Simple Early Exiting Framework for Accelerated Sampling in Diffusion Models

ICML 2024poster

Diffusion models have shown remarkable performance in generation problems over various domains including images, videos, text, and audio. A practical bottleneck of diffusion models is their sampling speed, due to the repeated evaluation of score estimation networks during the inference. In this work…

2024

Accelerating Multilingual Language Model for Excessively Tokenized Languages

ACL 2024findings

Recent advancements in large language models (LLMs) have remarkably enhanced performances on a variety of tasks in multiple languages. However, tokenizers in LLMs trained primarily on English-centric corpora often overly fragment a text into character or Unicode-level tokens in non-Roman alphabetic…

Cited by 3SourcePDFScholar
2024

CLaM-TTS: Improving Neural Codec Language Model for Zero-Shot Text-to-Speech

ICLR 2024poster

With the emergence of neural audio codecs, which encode multiple streams of discrete tokens from audio, large language models have recently gained attention as a promising approach for zero-shot Text-to-Speech (TTS) synthesis. Despite the ongoing rush towards scaling paradigms, audio tokenization ir…

Cited by 38SourcePDFScholar
2024

Can Mamba Learn How To Learn? A Comparative Study on In-Context Learning Tasks

ICML 2024poster

State-space models (SSMs), such as Mamba (Gu & Dao, 2023), have been proposed as alternatives to Transformer networks in language modeling, incorporating gating, convolutions, and input-dependent token selection to mitigate the quadratic cost of multi-head attention. Although SSMs exhibit competitiv…

2024

Image Clustering Conditioned on Text Criteria

ICLR 2024poster

Classical clustering methods do not provide users with direct control of the clustering results, and the clustering results may not be consistent with the relevant criterion that a user has in mind. In this work, we present a new methodology for performing image clustering based on user-specified cr…

2024

Latent Paraphrasing: Perturbation on Layers Improves Knowledge Injection in Language Models

NeurIPS 2024poster

As Large Language Models (LLMs) are increasingly deployed in specialized domains with continuously evolving knowledge, the need for timely and precise knowledge injection has become essential. Fine-tuning with paraphrased data is a common approach to enhance knowledge injection, yet it faces two sig…

2023

Censored Sampling of Diffusion Models Using 3 Minutes of Human Feedback

NeurIPS 2023poster

Diffusion models have recently shown remarkable success in high-quality image generation. Sometimes, however, a pre-trained diffusion model exhibits partial misalignment in the sense that the model can generate good images, but it sometimes outputs undesirable images. If so, we simply need to preven…