collaborators

6 papers

cs.CV2026

Motif-Video 2B: Technical Report

Junghwan Lim, Wai Ting Cheung, Minsu Ha +25

Training strong video generation models usually requires massive datasets, large parameter counts, and substantial compute. In this work, we ask whether strong text-to-video qualit…

cs.AI2025

Motif-2-12.7B-Reasoning: A Practitioner's Guide to RL Training Recipes

Junghwan Lim, Sungmin Lee, Dongseok Kim +23

We introduce Motif-2-12.7B-Reasoning, a 12.7B parameter language model designed to bridge the gap between open-weight systems and proprietary frontier models in complex reasoning a…

cs.CL2025

Motif 2 12.7B technical report

Junghwan Lim, Sungmin Lee, Dongseok Kim +22

We introduce Motif-2-12.7B, a new open-weight foundation model that pushes the efficiency frontier of large language models by combining architectural innovation with system-level…

cs.LG2025

Grouped Differential Attention

Junghwan Lim, Sungmin Lee, Dongseok Kim +7

The self-attention mechanism, while foundational to modern Transformer architectures, suffers from a critical inefficiency: it frequently allocates substantial attention to redunda…

cs.CL2025

Expanding Foundational Language Capabilities in Open-Source LLMs through a Korean Case Study

Junghwan Lim, Gangwon Jo, Sungmin Lee +16

We introduce Llama-3-Motif, a language model consisting of 102 billion parameters, specifically designed to enhance Korean capabilities while retaining strong performance in Englis…

cs.LG2025

Motif 2.6B Technical Report

Junghwan Lim, Sungmin Lee, Dongseok Kim +22

Recent advancements in Large Language Models (LLMs) have revolutionized artificial intelligence, yet developing an effective foundational LLM that balances high performance with co…