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The organization of latent token representations plays a crucial role in determining the stability, generalization, and contextual consistency of language models, yet conventional approaches to embedding refinement often rely on parameter…

Computation and Language · Computer Science 2025-03-26 Meiquan Dong , Haoran Liu , Yan Huang , Zixuan Feng , Jianhong Tang , Ruoxi Wang

Music generative artificial intelligence (AI) is rapidly expanding music content, necessitating automated song aesthetics evaluation. However, existing studies largely focus on speech, audio or singing quality, leaving song aesthetics…

Sound · Computer Science 2026-01-21 Yishan Lv , Jing Luo , Boyuan Ju , Yang Zhang , Xinda Wu , Bo Yuan , Xinyu Yang

The adoption of machine learning in materials science has rapidly transformed materials property prediction. Hurdles limiting full capitalization of recent advancements in machine learning include the limited development of methods to learn…

Machine Learning · Computer Science 2024-06-12 Shufeng Kong , Dan Guevarra , Carla P. Gomes , John M. Gregoire

In recent years, artificial intelligence has played an important role on accelerating the whole process of drug discovery. Various of molecular representation schemes of different modals (e.g. textual sequence or graph) are developed. By…

Machine Learning · Computer Science 2022-11-28 Tianyu Wu , Yang Tang , Qiyu Sun , Luolin Xiong

Molecules have seemed like a natural fit to deep learning's tendency to handle a complex structure through representation learning, given enough data. However, this often continuous representation is not natural for understanding chemical…

Machine Learning · Computer Science 2021-03-12 Austin Clyde , Arvind Ramanathan , Rick Stevens

This study conducts a Quantitative Structure Property Relationship (QSPR) analysis to explore the correlation between the physical properties of drug molecules and their topological indices using machine learning techniques. While prior…

Biomolecules · Quantitative Biology 2025-05-14 M. J. Nadjafi Arani , S. Sorgun , M. Mirzargar

Disordered proteins and nucleic acids play key roles in cellular function and disease. Here we review recent advances in the computational exploration of the conformational dynamics of flexible biomolecules. We focus on hierarchical chain…

Chemical Physics · Physics 2022-10-31 Lisa M. Pietrek , Lukas S. Stelzl , Gerhard Hummer

Unraveling the relation between the chemical structure of small drug-like compounds and their rate of passive permeation across lipid membranes is of fundamental importance for pharmaceutical applications. The elucidation of a comprehensive…

Chemical Physics · Physics 2018-12-31 Roberto Menichetti , Kiran H. Kanekal , Tristan Bereau

Sparse coding consists in representing signals as sparse linear combinations of atoms selected from a dictionary. We consider an extension of this framework where the atoms are further assumed to be embedded in a tree. This is achieved…

Machine Learning · Statistics 2011-08-18 Rodolphe Jenatton , Julien Mairal , Guillaume Obozinski , Francis Bach

Optimizing chemical molecules for desired properties lies at the core of drug development. Despite initial successes made by deep generative models and reinforcement learning methods, these methods were mostly limited by the requirement of…

Machine Learning · Computer Science 2021-12-01 Shuangjia Zheng , Ying Song , Zhang Pan , Chengtao Li , Le Song , Yuedong Yang

In many areas of science and engineering, computer simulations are widely used as proxies for physical experiments, which can be infeasible or unethical. Such simulations can often be computationally expensive, and an emulator can be…

Machine Learning · Statistics 2023-02-03 Tao Tang , Simon Mak , David Dunson

This paper presents an efficient method to perform Structured Matrix Approximation by Separation and Hierarchy (SMASH), when the original dense matrix is associated with a kernel function. Given points in a domain, a tree structure is first…

Numerical Analysis · Mathematics 2017-05-17 Difeng Cai , Edmond Chow , Yousef Saad , Yuanzhe Xi

Effective representation of molecules is a crucial factor affecting the performance of artificial intelligence models. This study introduces a flexible, fragment-based, multiscale molecular representation framework called t-SMILES…

Machine Learning · Computer Science 2024-05-22 Juan-Ni Wu , Tong Wang , Yue Chen , Li-Juan Tang , Hai-Long Wu , Ru-Qin Yu

Accurate segmentation of tubular structures in medical images, such as vessels and airway trees, is crucial for computer-aided diagnosis, radiotherapy, and surgical planning. However, significant challenges exist in algorithm design when…

Image and Video Processing · Electrical Eng. & Systems 2025-04-11 Yi Huang , Ke Zhang , Wei Liu , Yuanyuan Wang , Vishal M. Patel , Le Lu , Xu Han , Dakai Jin , Ke Yan

Predicting the bioactivity of a ligand is one of the hardest and most important challenges in computer-aided drug discovery. Despite years of data collection and curation efforts by research organizations worldwide, bioactivity data remains…

Quantitative Methods · Quantitative Biology 2023-08-21 Lucian Chan , Marcel Verdonk , Carl Poelking

AI for drug discovery has been a research hotspot in recent years, and SMILES-based language models has been increasingly applied in drug molecular design. However, no work has explored whether and how language models understand the…

Machine Learning · Computer Science 2024-01-17 Xiuyuan Hu , Guoqing Liu , Yang Zhao , Hao Zhang

The precise prediction of molecular properties is essential for advancements in drug development, particularly in virtual screening and compound optimization. The recent introduction of numerous deep learning-based methods has shown…

Machine Learning · Computer Science 2024-07-01 Taojie Kuang , Pengfei Liu , Zhixiang Ren

Generative artificial intelligence has revolutionized the exploration of chemical space, yet a critical bottleneck remains that a substantial fraction of generated molecules is synthetically inaccessible. Current solutions, such as post-hoc…

Artificial Intelligence · Computer Science 2025-12-24 Junren Li , Luhua Lai

Enhancing accurate molecular property prediction relies on effective and proficient representation learning. It is crucial to incorporate diverse molecular relationships characterized by multi-similarity (self-similarity and relative…

Machine Learning · Computer Science 2024-02-05 Hao Xu , Zhengyang Zhou , Pengyu Hong

To enhance the precision of cancer prognosis, recent research has increasingly focused on multimodal survival methods by integrating genomic data and histology images. However, current approaches overlook the fact that the proteome serves…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Junjie Zhou , Bao Xue , Meiling Wang , Wei Shao , Daoqiang Zhang