activity
20242026
most citedDeveloping ChemDFM as a large language foundation model for chemistry

36 citations · 56 across the 9 of their papers we have counts for

collaborators

10 papers

cs.LG2026

Hierarchical Data Selection via Manifold Coverage and Sparse Feature Coverage in LLM Post-training

Peng Sun, Yi Yang, Antong Zhang +7

As supervised fine-tuning data continues to scale, selecting high-value subsets from large candidate pools is crucial for reducing training cost and improving model performance. Ex…

cs.LG2026

Data-DPO: Direct Preference Optimization for Target Model Data Selection in LLM Post-Training

Peng Sun, Yi Yang, Antong Zhang +7

Data selection in supervised fine-tuning aims to select a small set of effective samples from large-scale candidate data, reducing training cost while preserving model performance.…

cs.AI2026

OmniMatBench: A Human-Calibrated Multimodal Reasoning Benchmark Across 19 Materials Science Subfields

Wanhao Liu, Jiaqing Xie, Qian Tan +10

As multimodal language models play an increasingly important role in scientific research, materials science offers a critical testbed due to its interdisciplinary, multimodal, and…

cs.LG2025

MS-BART: Unified Modeling of Mass Spectra and Molecules for Structure Elucidation

Yang Han, Pengyu Wang, Kai Yu +2

Mass spectrometry (MS) plays a critical role in molecular identification, significantly advancing scientific discovery. However, structure elucidation from MS data remains challeng…

cs.CE2025★ 2 cited

ChemDFM-R: A Chemical Reasoning LLM Enhanced with Atomized Chemical Knowledge

Zihan Zhao, Ziping Wan, Lu Chen +12

Atomized chemical knowledge, such as functional group information of molecules and reactions, plays a pivotal intermediate role in the reasoning process that connects molecular str…

cs.CE2025★ 2 cited

RetroDFM-R: Reasoning-Driven Retrosynthesis Prediction with Large Language Models via Reinforcement Learning

Situo Zhang, Hanqi Li, Lu Chen +7

Retrosynthetic planning is a cornerstone of organic synthesis and drug discovery. Yet existing AI methods often rely on pattern matching rather than transferable chemical reasoning…

physics.chem-ph2024★ 4 cited

From Generalist to Specialist: A Survey of Large Language Models for Chemistry

Yang Han, Ziping Wan, Lu Chen +2

Large Language Models (LLMs) have significantly transformed our daily life and established a new paradigm in natural language processing (NLP). However, the predominant pretraining…

cs.CL2024★ 3 cited

SciDFM: A Large Language Model with Mixture-of-Experts for Science

Liangtai Sun, Danyu Luo, Da Ma +7

Recently, there has been a significant upsurge of interest in leveraging large language models (LLMs) to assist scientific discovery. However, most LLMs only focus on general scien…

cs.LG2024★ 9 cited

ChemDFM-X: Towards Large Multimodal Model for Chemistry

Zihan Zhao, Bo Chen, Jingpiao Li +10

Rapid developments of AI tools are expected to offer unprecedented assistance to the research of natural science including chemistry. However, neither existing unimodal task-specif…

cs.CL2024★ 36 cited

Developing ChemDFM as a large language foundation model for chemistry

Zihan Zhao, Da Ma, Lu Chen +11

Artificial intelligence (AI) has played an increasingly important role in chemical research. However, most models currently used in chemistry are specialist models that require tra…