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Machine-learning models in chemistry - when based on descriptors of atoms embedded within molecules - face essential challenges in transferring the quality of predictions of local electronic structures and their associated properties across…

化学物理 · 物理学 2024-09-27 Frederik Ø. Kjeldal , Janus J. Eriksen

Large Language Models (LLMs) stand at the forefront of a number of Natural Language Processing (NLP) tasks. Despite the widespread adoption of LLMs in NLP, much of their potential in broader fields remains largely unexplored, and…

机器学习 · 计算机科学 2024-03-11 Zhiqiang Zhong , Kuangyu Zhou , Davide Mottin

As Transfer Learning from large-scale pre-trained models becomes more prevalent in Natural Language Processing (NLP), operating these large models in on-the-edge and/or under constrained computational training or inference budgets remains…

计算与语言 · 计算机科学 2020-03-03 Victor Sanh , Lysandre Debut , Julien Chaumond , Thomas Wolf

Artificial intelligence (AI) has been widely applied in drug discovery with a major task as molecular property prediction. Despite booming techniques in molecular representation learning, key elements underlying molecular property…

定量方法 · 定量生物学 2023-09-06 Jianyuan Deng , Zhibo Yang , Hehe Wang , Iwao Ojima , Dimitris Samaras , Fusheng Wang

Molecules have a number of distinct properties whose importance and application vary. Often, in reality, labels for some properties are hard to achieve despite their practical importance. A common solution to such data scarcity is to use…

机器学习 · 计算机科学 2024-10-02 Chanhui Lee , Dae-Woong Jeong , Sung Moon Ko , Sumin Lee , Hyunseung Kim , Soorin Yim , Sehui Han , Sungwoong Kim , Sungbin Lim

Constructing appropriate representations of molecules lies at the core of numerous tasks such as material science, chemistry and drug designs. Recent researches abstract molecules as attributed graphs and employ graph neural networks (GNN)…

机器学习 · 计算机科学 2021-07-29 Jianwen Chen , Shuangjia Zheng , Ying Song , Jiahua Rao , Yuedong Yang

Numerous code changes are made by developers in their daily work, and a superior representation of code changes is desired for effective code change analysis. Recently, Hoang et al. proposed CC2Vec, a neural network-based approach that…

软件工程 · 计算机科学 2023-09-28 Xin Zhou , Bowen Xu , DongGyun Han , Zhou Yang , Junda He , David Lo

Recent advances in interpretability suggest we can project weights and hidden states of transformer-based language models (LMs) to their vocabulary, a transformation that makes them more human interpretable. In this paper, we investigate LM…

计算与语言 · 计算机科学 2023-11-27 Shahar Katz , Yonatan Belinkov

Unsupervised pre-training of large neural models has recently revolutionized Natural Language Processing. By warm-starting from the publicly released checkpoints, NLP practitioners have pushed the state-of-the-art on multiple benchmarks…

计算与语言 · 计算机科学 2022-08-10 Sascha Rothe , Shashi Narayan , Aliaksei Severyn

We propose a novel neural network architecture, the normalized Transformer (nGPT) with representation learning on the hypersphere. In nGPT, all vectors forming the embeddings, MLP, attention matrices and hidden states are unit norm…

机器学习 · 计算机科学 2025-04-25 Ilya Loshchilov , Cheng-Ping Hsieh , Simeng Sun , Boris Ginsburg

The increasing number of protein sequences decoded from genomes is opening up new avenues of research on linking protein sequence to function with transformer neural networks. Recent research has shown that the number of known protein…

机器学习 · 计算机科学 2022-06-23 Anowarul Kabir , Amarda Shehu

We propose a novel method to train deep convolutional neural networks which learn from multiple data sets of varying input sizes through weight sharing. This is an advantage in chemometrics where individual measurements represent exact…

机器学习 · 统计学 2019-11-11 Jacob Søgaard Larsen , Line Clemmensen

Fine-tuning of pre-trained transformer networks such as BERT yield state-of-the-art results for text classification tasks. Typically, fine-tuning is performed on task-specific training datasets in a supervised manner. One can also fine-tune…

计算与语言 · 计算机科学 2020-06-12 Gregor Wiedemann , Seid Muhie Yimam , Chris Biemann

Chemical databases store information in text representations, and the SMILES format is a universal standard used in many cheminformatics software. Encoded in each SMILES string is structural information that can be used to predict complex…

机器学习 · 统计学 2018-08-16 Garrett B. Goh , Nathan O. Hodas , Charles Siegel , Abhinav Vishnu

Natural products, as metabolites from microorganisms, animals, or plants, exhibit diverse biological activities, making them crucial for drug discovery. Nowadays, existing deep learning methods for natural products research primarily rely…

定量方法 · 定量生物学 2026-05-11 Yuheng Ding , Bo Qiang , Shaoning Li , Yiran Zhou , Jie Yu , Qi Li , Cheng Shi , Liangren Zhang , Yusong Wang , Nanning Zheng , Zhenming Liu

Pre-trained Transformer-based models have achieved state-of-the-art performance for various Natural Language Processing (NLP) tasks. However, these models often have billions of parameters, and, thus, are too resource-hungry and…

Accurate and efficient prediction of polymer properties is of great significance in polymer design. Conventionally, expensive and time-consuming experiments or simulations are required to evaluate polymer functions. Recently, Transformer…

机器学习 · 计算机科学 2023-04-27 Changwen Xu , Yuyang Wang , Amir Barati Farimani

Selecting suitable architecture parameters and training hyperparameters is essential for enhancing machine learning (ML) model performance. Several recent empirical studies conduct large-scale correlational analysis on neural networks (NNs)…

Transformers have become methods of choice in many applications thanks to their ability to represent complex interactions between elements. However, extending the Transformer architecture to non-sequential data such as molecules and…

机器学习 · 计算机科学 2022-04-27 Yoni Choukroun , Lior Wolf

Molecule representation learning (MRL) methods aim to embed molecules into a real vector space. However, existing SMILES-based (Simplified Molecular-Input Line-Entry System) or GNN-based (Graph Neural Networks) MRL methods either take…

机器学习 · 计算机科学 2021-09-23 Hongwei Wang , Weijiang Li , Xiaomeng Jin , Kyunghyun Cho , Heng Ji , Jiawei Han , Martin D. Burke