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xiangxiang Zeng

24 accepted papers

2026

Expert-Inspired Multi-Agent Coordination for Multi-Objective Molecular Optimization

AAAI 2026technical

Multi-objective molecular optimization is a fundamental yet inherently challenging task in drug discovery, as it requires simultaneously optimizing multiple, often conflicting, molecular properties. Although recent deep learning methods have shown promise, they often lack objective-specific special

Cited by 0SourcePDFScholar
2026

LatentChem: From Textual CoT to Latent Thinking in Chemical Reasoning

ICML 2026poster

Current chemical large language models (LLMs) predominantly rely on explicit Chain-of-Thought (CoT) to solve complex reasoning problems. However, forcing nonverbal tacit chemical logic into discrete natural language imposes a fundamental ``modality mismatch,'' creating an artificial bottleneck for r…

Cited by 0SourceScholar
2026

Physics-Informed Self-Supervised Learning on Efficient Electron-Density Images for Organic Material Property Prediction

ICML 2026poster

Precise property prediction of organic materials is pivotal for next-generation electronic and energy devices. In density functional theory (DFT), the electron density (ED) serves as the fundamental determinant of material properties. Yet, establishing it as an input modality for material property p…

Cited by 0SourceScholar
2026

Property Enhanced Instruction Tuning for Multi-Task Molecule Generation with Large Language Models

IJCAI 2026

Large language models (LLMs) are widely applied in various natural language processing tasks such as question answering and machine translation. However, due to the lack of labeled data and the difficulty of manual annotation for biochemical properties, the performance for molecule generation tasks

Cited by 0Scholar
2026

Rethinking Genomic Modeling Through Optical Character Recognition

ICML 2026poster

Recent genomic foundation models largely adopt large language model architectures that treat DNA as a one-dimensional token sequence. However, exhaustive sequential reading is structurally misaligned with sparse and discontinuous genomic semantics, leading to wasted computation on low-information ba…

Cited by 0SourceScholar
2026

Sparse Task Vector Mixup with Hypernetworks for Efficient Knowledge Transfer in Whole-Slide Image Prognosis

CVPR 2026

Whole-Slide Images (WSIs) are widely used for estimating the prognosis of cancer patients. Current studies generally follow a cancer-specific learning paradigm. However, the available training samples for one cancer type are usually scarce in pathology. Consequently, the model often struggles to lea

Cited by 0SourcecodeScholar
2026

TRACE: Transformation-Aware Graph Refinement for Reaction Condition Prediction

AAAI 2026technical

Identifying suitable reaction conditions is critical for chemical synthesis, as they directly affect yield, selectivity, and transformation feasibility. While recent methods have shown promising results, most approaches either encode reactants and products independently or rely on rule-based reactio

Cited by 0SourcePDFScholar
2025

An All-Atom Generative Model for Designing Protein Complexes

ICML 2025poster

Proteins typically exist in complexes, interacting with other proteins or biomolecules to perform their specific biological roles. Research on single-chain protein modeling has been extensively and deeply explored, with advancements seen in models like the series of ESM and AlphaFold2. Despite these…

2025

EDBench: Large-Scale Electron Density Data for Molecular Modeling

NeurIPS 2025poster

Existing molecular machine learning force fields (MLFFs) generally focus on the learning of atoms, molecules, and simple quantum chemical properties (such as energy and force), but ignore the importance of electron density (ED) $\rho(r)$ in accurately understanding molecular force fields (MFFs). ED…

Cited by 0SourcecodeScholar
2025

Electron Density-enhanced Molecular Geometry Learning

IJCAI 2025

Electron density (ED), which describes the probability distribution of electrons in space, is crucial for accurately understanding the energy and force distribution in molecular force fields (MFF). Existing machine learning force fields (MLFF) focus on mining appropriate physical quantities from the

2025

Enhancing Chemical Reaction and Retrosynthesis Prediction with Large Language Model and Dual-task Learning

IJCAI 2025

Chemical reaction and retrosynthesis prediction are fundamental tasks in drug discovery. Recently, large language models (LLMs) have shown potential in many domains. However, directly applying LLMs to these tasks faces two major challenges: (i) lacking a large-scale chemical synthesis-related instru

2025

From Knowledge to Treatment: Large Language Model Assisted Biomedical Concept Representation for Drug Repurposing

EMNLP 2025

Drug repurposing plays a critical role in accelerating treatment discovery, especially for complex and rare diseases. Biomedical knowledge graphs (KGs), which encode rich clinical associations, have been widely adopted to support this task. However, existing methods largely overlook common-sense bio

2025

Large Language and Protein Assistant for Protein-Protein Interactions Prediction

ACL 2025long

Predicting the types and affinities of protein-protein interactions (PPIs) is crucial for understanding biological processes and developing novel therapeutic approaches. While encoding proteins themselves is essential, PPI networks can also provide rich prior knowledge for these predictive tasks. Ho…

2025

Multi-Objective Molecular Design Through Learning Latent Pareto Set

AAAI 2025technical

Molecular design inherently involves the optimization of multiple conflicting objectives, such as enhancing bio-activity and ensuring synthesizability. Evaluating these objectives often requires resource-intensive computations or physical experiments. Current molecular design methodologies typically…

2025

Self-supervised Blending Structural Context of Visual Molecules for Robust Drug Interaction Prediction

NeurIPS 2025poster

Identifying drug-drug interactions (DDIs) is critical for ensuring drug safety and advancing drug development, a topic that has garnered significant research interest. While existing methods have made considerable progress, approaches relying solely on known DDIs face a key challenge when applied to…

Cited by 0SourceScholar
2025

S²DN: Learning to Denoise Unconvincing Knowledge for Inductive Knowledge Graph Completion

AAAI 2025technical

Inductive Knowledge Graph Completion (KGC) aims to infer missing facts between newly emerged entities within knowledge graphs (KGs), posing a significant challenge. While recent studies have shown promising results in inferring such entities through knowledge subgraph reasoning, they suffer from (i)…

2025

Towards Synergistic Path-based Explanations for Knowledge Graph Completion: Exploration and Evaluation

ICLR 2025poster

Knowledge graph completion (KGC) aims to alleviate the inherent incompleteness of knowledge graphs (KGs), a crucial task for numerous applications such as recommendation systems and drug repurposing. The success of knowledge graph embedding (KGE) models provokes the question about the explainability…

2024

An Image-enhanced Molecular Graph Representation Learning Framework

IJCAI 2024poster

Extracting rich molecular representation is a crucial prerequisite for accurate drug discovery. Recent molecular representation learning methods achieve impressive progress, but the paradigm of learning from a single modality gradually encounters the bottleneck of limited representation capabilities…

2023

Adaptive Compositional Continual Meta-Learning

ICML 2023poster

This paper focuses on continual meta-learning, where few-shot tasks are heterogeneous and sequentially available. Recent works use a mixture model for meta-knowledge to deal with the heterogeneity. However, these methods suffer from parameter inefficiency caused by two reasons: (1) the underlying as…

Cited by 15SourcePDFScholar
2023

GPMO: Gradient Perturbation-Based Contrastive Learning for Molecule Optimization

IJCAI 2023poster

Optimizing molecules with desired properties is a crucial step in de novo drug design. While translation-based methods have achieved initial success, they continue to face the challenge of the “exposure bias” problem. The challenge of preventing the “exposure bias” problem of molecule optimization…

Cited by 5SourcePDFScholar
2023

LagNet: Deep Lagrangian Mechanics for Plug-and-Play Molecular Representation Learning

AAAI 2023technical

Molecular representation learning is a fundamental problem in the field of drug discovery and molecular science. Whereas incorporating molecular 3D information in the representations of molecule seems beneficial, which is related to computational chemistry with the basic task of predicting stable 3D…

Cited by 5SourcePDFScholar
2023

Totally Dynamic Hypergraph Neural Networks

IJCAI 2023poster

Recent dynamic hypergraph neural networks (DHGNNs) are designed to adaptively optimize the hypergraph structure to avoid the dependence on the initial hypergraph structure, thus capturing more hidden information for representation learning. However, most existing DHGNNs cannot adjust the hyperedge n…

2020

KGNN: Knowledge Graph Neural Network for Drug-Drug Interaction Prediction

IJCAI 2020poster

Drug-drug interaction (DDI) prediction is a challenging problem in pharmacology and clinical application, and effectively identifying potential DDIs during clinical trials is critical for patients and society. Most of existing computational models with AI techniques often concentrate on integrating…