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The shape of a molecule determines its physicochemical and biological properties. However, it is often underrepresented in standard molecular representation learning approaches. Here, we propose using the Euler Characteristic Transform…

机器学习 · 计算机科学 2025-07-08 Victor Toscano-Duran , Florian Rottach , Bastian Rieck

Cancer is the second leading cause of death, with chemotherapy as one of the primary forms of treatment. As a result, researchers are turning to drug combination therapy to decrease drug resistance and increase efficacy. Current methods of…

定量方法 · 定量生物学 2024-11-08 Zachary Schwehr

Chirality plays a crucial role in determining the structure of many systems in nature. Twisted or helical aggregates as a consequence of self-assembly can be seen in many biological and synthetic materials. Despite extensive theoretical and…

软凝聚态物质 · 物理学 2026-05-27 Sayantan Mondal , Jayashree Saha

Molecular interactions often involve high-order relationships that cannot be fully captured by traditional graph-based models limited to pairwise connections. Hypergraphs naturally extend graphs by enabling multi-way interactions, making…

机器学习 · 计算机科学 2025-05-12 Tien Dang , Truong-Son Hy

Understanding how chemical perturbations propagate through biological systems is essential for robust molecular property prediction. While most existing methods focus on chemical structures alone, recent advances highlight the crucial role…

机器学习 · 计算机科学 2025-11-27 Mengran Li , Zelin Zang , Wenbin Xing , Junzhou Chen , Ronghui Zhang , Jiebo Luo , Stan Z. Li

Geometric deep learning (GDL), which is based on neural network architectures that incorporate and process symmetry information, has emerged as a recent paradigm in artificial intelligence. GDL bears particular promise in molecular modeling…

化学物理 · 物理学 2022-01-03 Kenneth Atz , Francesca Grisoni , Gisbert Schneider

3D shape completion methods typically assume scans are pre-aligned to a canonical frame. This leaks pose and scale cues that networks may exploit to memorize absolute positions rather than inferring intrinsic geometry. When such alignment…

计算机视觉与模式识别 · 计算机科学 2025-12-12 Yuqing Wang , Zhaiyu Chen , Xiao Xiang Zhu

Designing de novo 3D molecules with desirable properties remains a fundamental challenge in drug discovery and molecular engineering. While diffusion models have demonstrated remarkable capabilities in generating high-quality 3D molecular…

机器学习 · 计算机科学 2026-01-15 Lianghong Chen , Dongkyu Eugene Kim , Mike Domaratzki , Pingzhao Hu

Semiclassical chiral kinetic theories in the presence of electromagnetic fields as well as vorticity can be constructed by means of some different relativistic or nonrelativistic approaches. To cover the noninertial features of rotating…

高能物理 - 理论 · 物理学 2019-08-21 O. F. Dayi , E. Kilincarslan

We propose a geometric formulation of effective field theories via nonlinear supersymmetry. Non-supersymmetric particles are embedded in constrained superfields governed by a nonlinear sigma model, and operators are collected into…

高能物理 - 理论 · 物理学 2025-05-13 Yu-Tse Lee

3D-aware image generative modeling aims to generate 3D-consistent images with explicitly controllable camera poses. Recent works have shown promising results by training neural radiance field (NeRF) generators on unstructured 2D images, but…

计算机视觉与模式识别 · 计算机科学 2022-08-24 Yu Deng , Jiaolong Yang , Jianfeng Xiang , Xin Tong

For humans, visual understanding is inherently generative: given a 3D shape, we can postulate how it would look in the world; given a 2D image, we can infer the 3D structure that likely gave rise to it. We can thus translate between the 2D…

计算机视觉与模式识别 · 计算机科学 2020-11-17 Tristan Aumentado-Armstrong , Alex Levinshtein , Stavros Tsogkas , Konstantinos G. Derpanis , Allan D. Jepson

The geometry of three-dimensional (3D) graphs, consisting of nodes and edges, plays a crucial role in many important applications. An excellent example is molecular graphs, whose geometry influences important properties of a molecule…

计算机视觉与模式识别 · 计算机科学 2020-06-03 Daniel T. Chang

In photoelectron circular dichroism (PECD) it is generally difficult to trace how and when the chirality of the molecule is imprinted onto the photoelectron. We present simulations of PECD in a simple model and employ chirality measures to…

原子物理 · 物理学 2025-03-04 Marec W. Heger , Daniel M. Reich

Diffusion-based generative models represent the current state-of-the-art for image generation. However, standard diffusion models are based on Euclidean geometry and do not translate directly to manifold-valued data. In this work, we…

机器学习 · 计算机科学 2023-12-20 Yesukhei Jagvaral , Francois Lanusse , Rachel Mandelbaum

3D reconstruction and novel view rendering can greatly benefit from geometric priors when the input views are not sufficient in terms of coverage and inter-view baselines. Deep learning of geometric priors from 2D images often requires each…

计算机视觉与模式识别 · 计算机科学 2023-06-09 Yinshuang Xu , Jiahui Lei , Kostas Daniilidis

We propose Chirality Nets, a family of deep nets that is equivariant to the "chirality transform," i.e., the transformation to create a chiral pair. Through parameter sharing, odd and even symmetry, we propose and prove variants of standard…

计算机视觉与模式识别 · 计算机科学 2019-11-04 Raymond A. Yeh , Yuan-Ting Hu , Alexander G. Schwing

Chirality is a structural property of molecules lacking mirror symmetry that has strong implications in diverse fields, ranging from life to materials sciences. Established spectroscopic methods that are sensitive to chirality, such as…

Molecular representation learning plays a crucial role in AI-assisted drug discovery research. Encoding 3D molecular structures through Euclidean neural networks has become the prevailing method in the geometric deep learning community.…

机器学习 · 计算机科学 2023-03-29 Yiqun Wang , Yuning Shen , Shi Chen , Lihao Wang , Fei Ye , Hao Zhou

Light is one of the most powerful and precise tools allowing us to control, shape and create new phases of matter. In this task, the magnetic component of a light wave has so far played a unique role in defining the wave's helicity, but its…