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This paper proposes a machine learning (ML) method to predict stable molecular geometries from their chemical composition. The method is useful for generating molecular conformations which may serve as initial geometries for saving time…

Machine-learning potentials (MLPs) for atomistic simulations are a promising alternative to conventional classical potentials. Current approaches rely on descriptors of the local atomic environment with dimensions that increase…

材料科学 · 物理学 2017-12-05 Nongnuch Artrith , Alexander Urban , Gerbrand Ceder

LiDAR relocalization has attracted increasing attention as it can deliver accurate 6-DoF pose estimation in complex 3D environments. Recent learning-based regression methods offer efficient solutions by directly predicting global poses…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Jianshi Wu , Minghang Zhu , Dunqiang Liu , Wen Li , Sheng Ao , Siqi Shen , Chenglu Wen , Cheng Wang

Many-body descriptors are widely used to represent atomic environments in the construction of machine learned interatomic potentials and more broadly for fitting, classification and embedding tasks on atomic structures. It was generally…

Meta-learning has emerged as an efficient approach for constructing target models based on support sets. For example, the meta-learned embeddings enable the construction of target nearest-neighbor classifiers for specific tasks by pulling…

机器学习 · 计算机科学 2023-09-19 Han-Jia Ye , Da-Wei Zhou , Lanqing Hong , Zhenguo Li , Xiu-Shen Wei , De-Chuan Zhan

In recent years, many types of machine learning potentials (MLPs) have been introduced, which are able to represent high-dimensional potential-energy surfaces (PES) with close to first-principles accuracy. Most current MLPs rely on atomic…

材料科学 · 物理学 2022-04-06 Marius Herbold , Jörg Behler

We introduce a generalization (gLDA) of the traditional Local Density Approximation (LDA) within density functional theory. The gLDA uses both the one-electron Seitz radius $\rs$ and a two-electron hole curvature parameter $\eta$ at each…

化学物理 · 物理学 2015-06-18 Pierre-François Loos , Caleb J. Ball , Peter M. W. Gill

Extracting meaningful information from high-dimensional data poses a formidable modeling challenge, particularly when the data is obscured by noise or represented through different modalities. This research proposes a novel non-parametric…

机器学习 · 计算机科学 2024-08-27 Navid Ziaei , Behzad Nazari , Uri T. Eden , Alik Widge , Ali Yousefi

When reading a text, it is common to become stuck on unfamiliar words and phrases, such as polysemous words with novel senses, rarely used idioms, internet slang, or emerging entities. If we humans cannot figure out the meaning of those…

Recent advances in deep learning generative models (GMs) have created high capabilities in accessing and assessing complex high-dimensional data, allowing superior efficiency in navigating vast material configuration space in search of…

材料科学 · 物理学 2024-11-13 Xiaoshan Luo , Zhenyu Wang , Pengyue Gao , Jian Lv , Yanchao Wang , Changfeng Chen , Yanming Ma

Scene categorization is a useful precursor task that provides prior knowledge for many advanced computer vision tasks with a broad range of applications in content-based image indexing and retrieval systems. Despite the success of data…

计算机视觉与模式识别 · 计算机科学 2022-10-28 Saravanabalagi Ramachandran , Jonathan Horgan , Ganesh Sistu , John McDonald

The past few years have seen the development of ``universal'' machine-learning interatomic potentials (uMLIPs) capable of approximating the ground-state potential energy surface across a wide range of chemical structures and compositions…

化学物理 · 物理学 2026-04-20 Sofiia Chorna , Davide Tisi , Cesare Malosso , Wei Bin How , Michele Ceriotti , Sanggyu Chong

LiDAR place recognition approaches based on deep learning suffer from significant performance degradation when there is a shift between the distribution of training and test datasets, often requiring re-training the networks to achieve peak…

计算机视觉与模式识别 · 计算机科学 2023-11-30 Joshua Knights , Stephen Hausler , Sridha Sridharan , Clinton Fookes , Peyman Moghadam

Tensor networks serve as a powerful tool for efficiently representing and manipulating high-dimensional data in applications such as quantum physics, machine learning, and data compression. Tensor Decision Diagrams (TDDs) offer an efficient…

数据结构与算法 · 计算机科学 2025-10-21 Xin Hong , Aochu Dai , Dingchao Gao , Sanjiang Li , Zhengfeng Ji , Mingsheng Ying

We begin by introducing a class of conditional density estimators based on local polynomial techniques. The estimators are boundary adaptive and easy to implement. We then study the (pointwise and) uniform statistical properties of the…

统计理论 · 数学 2023-12-19 Matias D. Cattaneo , Rajita Chandak , Michael Jansson , Xinwei Ma

Durable interest in developing a framework for the detailed structure of glassy materials has produced numerous structural descriptors that trade off between general applicability and interpretability. However, none approach the combination…

We report a multiscale approach of broad applicability to stochastic reconstruction of multiphase materials, including porous ones. The approach devised uses an optimization method, such as the simulated annealing (SA) and the so-called…

材料科学 · 物理学 2018-11-13 R. Piasecki , W. Olchawa , D. Frączek , R. Wiśniowski

Advances in large language models (LLMs) are accelerating discovery in molecular science. However, adapting molecular information to the serialized, token-based processing of LLMs remains a key challenge. Compared to other representations,…

化学物理 · 物理学 2025-12-04 Mingxu Zhang , Dazhong Shen , Ying Sun

Existing Large Language Models (LLMs) generate text through unidirectional autoregressive decoding methods to respond to various user queries. These methods tend to consider token selection in a simple sequential manner, making it easy to…

计算与语言 · 计算机科学 2024-05-28 Ziqin Luo , Haixia Han , Haokun Zhao , Guochao Jiang , Chengyu Du , Tingyun Li , Jiaqing Liang , Deqing Yang , Yanghua Xiao

Adsorption energy is a reactivity descriptor that must be accurately predicted for effective machine learning (ML) application in catalyst screening. This process involves determining the lowest energy across various adsorption…

计算工程、金融与科学 · 计算机科学 2024-10-15 Janghoon Ock , Srivathsan Badrinarayanan , Rishikesh Magar , Akshay Antony , Amir Barati Farimani