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Accurate prediction of drug-target binding affinity can accelerate drug discovery by prioritizing promising compounds before costly wet-lab screening. While deep learning has advanced this task, most models fuse ligand and protein…

机器学习 · 计算机科学 2025-09-26 Mohammadsaleh Refahi , Bahrad A. Sokhansanj , James R. Brown , Gail Rosen

The definition of weighted distance measure involves weights. The paper proposes a weighted distance measure without the help of weights. Here, weights are intrinsically added to the measure, and for this, the concept of metric space is…

度量几何 · 数学 2023-12-20 Q. M. Danish Lohani , Ashutosh Tiwari , Mohd Shoaib Khan

Many modern search domains comprise high-dimensional vectors of floating point numbers derived from neural networks, in the form of embeddings. Typical embeddings range in size from hundreds to thousands of dimensions, making the size of…

机器学习 · 计算机科学 2025-06-03 Richard Connor , Alan Dearle , Ben Claydon

In this paper, we develop a quantitative comparison method for two arbitrary protein structures. This method uses a root-mean-square deviation (RMSD) characterization and employs a series expansion of the protein's shape function in terms…

生物物理 · 物理学 2013-12-02 Seyed Majid S. M. Saberi Fathi , Jack A Tuszynski

Efficient Neural Architecture Search methods based on weight sharing have shown good promise in democratizing Neural Architecture Search for computer vision models. There is, however, an ongoing debate whether these efficient methods are…

机器学习 · 计算机科学 2020-08-17 Gabriel Bender , Hanxiao Liu , Bo Chen , Grace Chu , Shuyang Cheng , Pieter-Jan Kindermans , Quoc Le

The similarity between objects is significant in a broad range of areas. While similarity can be measured using off-the-shelf distance functions, they may fail to capture the inherent meaning of similarity, which tends to depend on the…

量子物理 · 物理学 2022-01-10 Santosh Kumar Radha , Casey Jao

Crystalline structure prediction is an essential prerequisite for designing materials with targeted properties. Yet, it is still an open challenge in materials design and drug discovery. Despite recent advances in computational materials…

机器学习 · 计算机科学 2025-09-29 Emmanuel Jehanno , Romain Menegaux , Julien Mairal , Sergei Grudinin

Near- and duplicate image detection is a critical concern in the field of medical imaging. Medical datasets often contain similar or duplicate images from various sources, which can lead to significant performance issues and evaluation…

计算机视觉与模式识别 · 计算机科学 2024-06-14 Tuan Truong , Farnaz Khun Jush , Matthias Lenga

Compression-based similarity measures are effectively employed in applications on diverse data types with a basically parameter-free approach. Nevertheless, there are problems in applying these techniques to medium-to-large datasets which…

机器学习 · 统计学 2012-10-03 Daniele Cerra , Mihai Datcu

Prediction of tautomers plays an essential role in computer-aided drug discovery. However, it remains a challenging task nowadays to accurately predict the canonical tautomeric form of a given drug-like molecule. Lack of extensive tautomer…

量子物理 · 物理学 2022-10-07 Yu Shee , Tzu-Lan Yeh , Jen-Yueh Hsiao , Ann Yang , Yen-Chu Lin , Min-Hsiu Hsieh

We propose a novel method of introducing structure into existing machine learning techniques by developing structure-based similarity and distance measures. To learn structural information, low-dimensional structure of the data is captured…

机器学习 · 统计学 2011-10-27 Joseph Wang , Venkatesh Saligrama , David A. Castañón

Non--Contact Atomic Force Microscopy with CO--functionalized metal tips (referred to as HR-AFM) provides access to the internal structure of individual molecules adsorbed on a surface with totally unprecedented resolution. Previous works…

We demonstrate a machine learning approach designed to extract hidden chemistry/physics to facilitate new materials discovery. In particular, we propose a novel method for learning latent knowledge from material structure data in which…

材料科学 · 物理学 2021-08-03 Tien-Cuong Nguyen , Van-Quyen Nguyen , Van-Linh Ngo , Quang-Khoat Than , Tien-Lam Pham

The local arrangement of atoms is one of the most important predictors of mechanical and functional properties of materials. However, algorithms for identifying the geometrical arrangements of atoms in complex materials systems are lacking.…

材料科学 · 物理学 2019-04-15 Arash Dehghan Banadaki , Jason J. Maldonis , Paul M. Voyles , Srikanth Patala

Recent successes in virtual screening have been made possible by large models and extensive chemical libraries. However, combining these elements is challenging: the larger the model, the more expensive it is to run, making ultra-large…

定量方法 · 定量生物学 2025-06-10 Vlad Vinogradov , Ivan Izmailov , Simon Steshin , Kong T. Nguyen

Cross-modal text-molecule retrieval model aims to learn a shared feature space of the text and molecule modalities for accurate similarity calculation, which facilitates the rapid screening of molecules with specific properties and…

信息检索 · 计算机科学 2024-11-01 Jia Song , Wanru Zhuang , Yujie Lin , Liang Zhang , Chunyan Li , Jinsong Su , Song He , Xiaochen Bo

Extracting the relevant information by exploiting the spatial data warehouse becomes increasingly hard. In fact, because of the enormous amount of data stored in the spatial data warehouse, the user, usually, don't know what part of the…

数据库 · 计算机科学 2012-09-11 Saida Aissa , Mohamed Salah Gouider

To address the problem of 3D point matching where the poses of two point sets are unknown, we adapt a recently proposed path following based method to use similarity transformation instead of the original affine transformation. The reduced…

计算机视觉与模式识别 · 计算机科学 2017-01-05 Wei Lian

Hash coding has been widely used in the approximate nearest neighbor search for large-scale image retrieval. Recently, many deep hashing methods have been proposed and shown largely improved performance over traditional…

计算机视觉与模式识别 · 计算机科学 2019-10-18 Zheng Zhang , Qin Zou , Yuewei Lin , Long Chen , Song Wang

Protein structure similarity search (PSSS), which tries to search proteins with similar structures, plays a crucial role across diverse domains from drug design to protein function prediction and molecular evolution. Traditional…

机器学习 · 计算机科学 2024-11-14 Jin Han , Wu-Jun Li