Search Results for author: Yuanqi Du

Found 37 papers, 18 papers with code

React-OT: Optimal Transport for Generating Transition State in Chemical Reactions

no code implementations20 Apr 2024 Chenru Duan, Guan-Horng Liu, Yuanqi Du, Tianrong Chen, Qiyuan Zhao, Haojun Jia, Carla P. Gomes, Evangelos A. Theodorou, Heather J. Kulik

The RMSD and barrier height error is further improved by roughly 25% through pretraining React-OT on a large reaction dataset obtained with a lower level of theory, GFN2-xTB.

Diffusion Models as Constrained Samplers for Optimization with Unknown Constraints

no code implementations28 Feb 2024 Lingkai Kong, Yuanqi Du, Wenhao Mu, Kirill Neklyudov, Valentin De Bortol, Haorui Wang, Dongxia Wu, Aaron Ferber, Yi-An Ma, Carla P. Gomes, Chao Zhang

To constrain the optimization process to the data manifold, we reformulate the original optimization problem as a sampling problem from the product of the Boltzmann distribution defined by the objective function and the data distribution learned by the diffusion model.

On Separate Normalization in Self-supervised Transformers

1 code implementation NeurIPS 2023 Xiaohui Chen, Yinkai Wang, Yuanqi Du, Soha Hassoun, Li-Ping Liu

Self-supervised training methods for transformers have demonstrated remarkable performance across various domains.

MUBen: Benchmarking the Uncertainty of Molecular Representation Models

2 code implementations14 Jun 2023 Yinghao Li, Lingkai Kong, Yuanqi Du, Yue Yu, Yuchen Zhuang, Wenhao Mu, Chao Zhang

While some studies have included UQ to improve molecular pre-trained models, the process of selecting suitable backbone and UQ methods for reliable molecular uncertainty estimation remains underexplored.

Benchmarking Drug Discovery +4

Accurate transition state generation with an object-aware equivariant elementary reaction diffusion model

1 code implementation12 Apr 2023 Chenru Duan, Yuanqi Du, Haojun Jia, Heather J. Kulik

Provided reactant and product, this model generates a TS structure in seconds instead of hours required when performing quantum chemistry-based optimizations.

Uncertainty Quantification

Xtal2DoS: Attention-based Crystal to Sequence Learning for Density of States Prediction

no code implementations3 Feb 2023 Junwen Bai, Yuanqi Du, Yingheng Wang, Shufeng Kong, John Gregoire, Carla Gomes

Modern machine learning techniques have been extensively applied to materials science, especially for property prediction tasks.

Property Prediction

Audio-Driven Co-Speech Gesture Video Generation

no code implementations5 Dec 2022 Xian Liu, Qianyi Wu, Hang Zhou, Yuanqi Du, Wayne Wu, Dahua Lin, Ziwei Liu

Our key insight is that the co-speech gestures can be decomposed into common motion patterns and subtle rhythmic dynamics.

Video Generation

A Systematic Survey of Chemical Pre-trained Models

2 code implementations29 Oct 2022 Jun Xia, Yanqiao Zhu, Yuanqi Du, Stan Z. Li

Deep learning has achieved remarkable success in learning representations for molecules, which is crucial for various biochemical applications, ranging from property prediction to drug design.

molecular representation Property Prediction

Structure-based Drug Design with Equivariant Diffusion Models

2 code implementations24 Oct 2022 Arne Schneuing, Yuanqi Du, Charles Harris, Arian Jamasb, Ilia Igashov, Weitao Du, Tom Blundell, Pietro Lió, Carla Gomes, Max Welling, Michael Bronstein, Bruno Correia

Structure-based drug design (SBDD) aims to design small-molecule ligands that bind with high affinity and specificity to pre-determined protein targets.

Specificity

Multi-objective Deep Data Generation with Correlated Property Control

no code implementations1 Oct 2022 Shiyu Wang, Xiaojie Guo, Xuanyang Lin, Bo Pan, Yuanqi Du, Yinkai Wang, Yanfang Ye, Ashley Ann Petersen, Austin Leitgeb, Saleh AlKhalifa, Kevin Minbiole, William Wuest, Amarda Shehu, Liang Zhao

Developing deep generative models has been an emerging field due to the ability to model and generate complex data for various purposes, such as image synthesis and molecular design.

Image Generation

Improving Molecular Pretraining with Complementary Featurizations

1 code implementation29 Sep 2022 Yanqiao Zhu, Dingshuo Chen, Yuanqi Du, Yingze Wang, Qiang Liu, Shu Wu

Molecular pretraining, which learns molecular representations over massive unlabeled data, has become a prominent paradigm to solve a variety of tasks in computational chemistry and drug discovery.

Drug Discovery Molecular Property Prediction +1

Controllable Data Generation by Deep Learning: A Review

no code implementations19 Jul 2022 Shiyu Wang, Yuanqi Du, Xiaojie Guo, Bo Pan, Zhaohui Qin, Liang Zhao

This article is a systematic review that explains this promising research area, commonly known as controllable deep data generation.

Speech Synthesis

Stochastic Optimal Control for Collective Variable Free Sampling of Molecular Transition Paths

1 code implementation NeurIPS 2023 Lars Holdijk, Yuanqi Du, Ferry Hooft, Priyank Jaini, Bernd Ensing, Max Welling

We consider the problem of sampling transition paths between two given metastable states of a molecular system, e. g. a folded and unfolded protein or products and reactants of a chemical reaction.

Dimensionality Reduction

A Flexible Diffusion Model

no code implementations17 Jun 2022 Weitao Du, Tao Yang, He Zhang, Yuanqi Du

Despite the empirical success of the hand-crafted fixed forward SDEs, a great quantity of proper forward SDEs remain unexplored.

Pik-Fix: Restoring and Colorizing Old Photos

1 code implementation4 May 2022 Runsheng Xu, Zhengzhong Tu, Yuanqi Du, Xiaoyu Dong, Jinlong Li, Zibo Meng, Jiaqi Ma, Alan Bovik, Hongkai Yu

Our proposed framework consists of three modules: a restoration sub-network that conducts restoration from degradations, a similarity network that performs color histogram matching and color transfer, and a colorization subnet that learns to predict the chroma elements of images conditioned on chromatic reference signals.

Colorization

MolGenSurvey: A Systematic Survey in Machine Learning Models for Molecule Design

no code implementations28 Mar 2022 Yuanqi Du, Tianfan Fu, Jimeng Sun, Shengchao Liu

Recently, with the rapid development of machine learning methods, especially generative methods, molecule design has achieved great progress by leveraging machine learning models to generate candidate molecules.

BIG-bench Machine Learning Combinatorial Optimization +1

A Survey on Deep Graph Generation: Methods and Applications

no code implementations13 Mar 2022 Yanqiao Zhu, Yuanqi Du, Yinkai Wang, Yichen Xu, Jieyu Zhang, Qiang Liu, Shu Wu

In this paper, we conduct a comprehensive review on the existing literature of deep graph generation from a variety of emerging methods to its wide application areas.

Graph Generation Graph Learning

Recovering medical images from CT film photos

no code implementations10 Mar 2022 Quan Quan, Qiyuan Wang, Yuanqi Du, Liu Li, S. Kevin Zhou

While medical images such as computed tomography (CT) are stored in DICOM format in hospital PACS, it is still quite routine in many countries to print a film as a transferable medium for the purposes of self-storage and secondary consultation.

Computed Tomography (CT)

Disentangled Spatiotemporal Graph Generative Models

no code implementations28 Feb 2022 Yuanqi Du, Xiaojie Guo, Hengning Cao, Yanfang Ye, Liang Zhao

Spatiotemporal graph represents a crucial data structure where the nodes and edges are embedded in a geometric space and can evolve dynamically over time.

Disentanglement Graph Generation +1

Interpretable Molecular Graph Generation via Monotonic Constraints

no code implementations28 Feb 2022 Yuanqi Du, Xiaojie Guo, Amarda Shehu, Liang Zhao

Recent advances in deep graph generative models treat molecule design as graph generation problems which provide new opportunities toward the breakthrough of this long-lasting problem.

Disentanglement Drug Discovery +2

A Survey of Pretraining on Graphs: Taxonomy, Methods, and Applications

3 code implementations16 Feb 2022 Jun Xia, Yanqiao Zhu, Yuanqi Du, Stan Z. Li

Pretrained Language Models (PLMs) such as BERT have revolutionized the landscape of Natural Language Processing (NLP).

Drug Discovery Graph Representation Learning

ROMNet: Renovate the Old Memories

no code implementations5 Feb 2022 Runsheng Xu, Zhengzhong Tu, Yuanqi Du, Xiaoyu Dong, Jinlong Li, Zibo Meng, Jiaqi Ma, Hongkai Yu

Renovating the memories in old photos is an intriguing research topic in computer vision fields.

Colorization

Graph-based Ensemble Machine Learning for Student Performance Prediction

no code implementations15 Dec 2021 Yinkai Wang, Aowei Ding, Kaiyi Guan, Shixi Wu, Yuanqi Du

Student performance prediction is a critical research problem to understand the students' needs, present proper learning opportunities/resources, and develop the teaching quality.

BIG-bench Machine Learning Clustering

SE(3) Equivariant Graph Neural Networks with Complete Local Frames

1 code implementation26 Oct 2021 Weitao Du, He Zhang, Yuanqi Du, Qi Meng, Wei Chen, Bin Shao, Tie-Yan Liu

In this paper, we propose a framework to construct SE(3) equivariant graph neural networks that can approximate the geometric quantities efficiently.

Computational Efficiency

Interpreting Molecule Generative Models for Interactive Molecule Discovery

no code implementations29 Sep 2021 Yuanqi Du, Xian Liu, Shengchao Liu, Bolei Zhou

In this work, we develop a simple yet effective method to interpret the latent space of the learned generative models with various molecular properties for more interactive molecule generation and discovery.

Drug Discovery

GraphGT: Machine Learning Datasets for Graph Generation and Transformation

1 code implementation NeurIPS Workshop AI4Scien 2021 Yuanqi Du, Shiyu Wang, Xiaojie Guo, Hengning Cao, Shujie Hu, Junji Jiang, Aishwarya Varala, Abhinav Angirekula, Liang Zhao

Graph generation, which learns from known graphs and discovers novel graphs, has great potential in numerous research topics like drug design and mobility synthesis and is one of the fastest-growing domains recently due to its promise for discovering new knowledge.

BIG-bench Machine Learning Graph Generation +1

Where is the disease? Semi-supervised pseudo-normality synthesis from an abnormal image

no code implementations24 Jun 2021 Yuanqi Du, Quan Quan, Hu Han, S. Kevin Zhou

Pseudo-normality synthesis, which computationally generates a pseudo-normal image from an abnormal one (e. g., with lesions), is critical in many perspectives, from lesion detection, data augmentation to clinical surgery suggestion.

Data Augmentation Image Generation +3

A Survey on Graph Structure Learning: Progress and Opportunities

no code implementations4 Mar 2021 Yanqiao Zhu, Weizhi Xu, Jinghao Zhang, Yuanqi Du, Jieyu Zhang, Qiang Liu, Carl Yang, Shu Wu

Specifically, we first formulate a general pipeline of GSL and review state-of-the-art methods classified by the way of modeling graph structures, followed by applications of GSL across domains.

Graph structure learning

Property Controllable Variational Autoencoder via Invertible Mutual Dependence

1 code implementation ICLR 2021 Xiaojie Guo, Yuanqi Du, Liang Zhao

Deep generative models have made important progress towards modeling complex, high dimensional data via learning latent representations.

Disentanglement

CT Film Recovery via Disentangling Geometric Deformation and Illumination Variation: Simulated Datasets and Deep Models

no code implementations17 Dec 2020 Quan Quan, Qiyuan Wang, Liu Li, Yuanqi Du, S. Kevin Zhou

We also record all accompanying information related to the geometric deformation (such as 3D coordinate, depth, normal, and UV maps) and illumination variation (such as albedo map).

Computed Tomography (CT)

Deep Learning to Segment Pelvic Bones: Large-scale CT Datasets and Baseline Models

1 code implementation16 Dec 2020 Pengbo Liu, Hu Han, Yuanqi Du, Heqin Zhu, Yinhao Li, Feng Gu, Honghu Xiao, Jun Li, Chunpeng Zhao, Li Xiao, Xinbao Wu, S. Kevin Zhou

Due to the lack of a large-scale pelvic CT dataset with annotations, deep learning methods are not fully explored.

Generating Tertiary Protein Structures via an Interpretative Variational Autoencoder

1 code implementation8 Apr 2020 Xiaojie Guo, Yuanqi Du, Sivani Tadepalli, Liang Zhao, Amarda Shehu

Much scientific enquiry across disciplines is founded upon a mechanistic treatment of dynamic systems that ties form to function.

Protein Structure Prediction Stochastic Optimization

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