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Semantic parsing is the task of producing structured meaning representations for natural language sentences. Recent research has pointed out that the commonly-used sequence-to-sequence (seq2seq) semantic parsers struggle to generalize…

Computation and Language · Computer Science 2022-06-02 Dora Jambor , Dzmitry Bahdanau

We propose a novel approach for visual representation learning called Signature-Graph Neural Networks (SGN). SGN learns latent global structures that augment the feature representation of Convolutional Neural Networks (CNN). SGN constructs…

Computer Vision and Pattern Recognition · Computer Science 2021-10-25 Ali Hamdi , Flora Salim , Du Yong Kim , Xiaojun Chang

The Internet has enabled the creation of a growing number of large-scale knowledge bases in a variety of domains containing complementary information. Tools for automatically aligning these knowledge bases would make it possible to unify…

Artificial Intelligence · Computer Science 2012-07-20 Simon Lacoste-Julien , Konstantina Palla , Alex Davies , Gjergji Kasneci , Thore Graepel , Zoubin Ghahramani

Multi-label classification is an important yet challenging task in natural language processing. It is more complex than single-label classification in that the labels tend to be correlated. Existing methods tend to ignore the correlations…

Computation and Language · Computer Science 2018-06-18 Pengcheng Yang , Xu Sun , Wei Li , Shuming Ma , Wei Wu , Houfeng Wang

We consider molecule generation in 3D space using language models (LMs), which requires discrete tokenization of 3D molecular geometries. Although tokenization of molecular graphs exists, that for 3D geometries is largely unexplored. Here,…

Artificial Intelligence · Computer Science 2024-08-20 Xiner Li , Limei Wang , Youzhi Luo , Carl Edwards , Shurui Gui , Yuchao Lin , Heng Ji , Shuiwang Ji

Recent methods for generating novel molecules use graph representations of molecules and employ various forms of graph convolutional neural networks for inference. However, training requires solving an expensive graph isomorphism problem,…

Machine Learning · Computer Science 2021-03-02 Sebastian Pölsterl , Christian Wachinger

The emergence of a variety of graph-based meaning representations (MRs) has sparked an important conversation about how to adequately represent semantic structure. These MRs exhibit structural differences that reflect different theoretical…

Computation and Language · Computer Science 2020-05-01 Lucia Donatelli , Jonas Groschwitz , Alexander Koller , Matthias Lindemann , Pia Weißenhorn

Molecule and text representation learning has gained increasing interest due to its potential for enhancing the understanding of chemical information. However, existing models often struggle to capture subtle differences between molecules…

Machine Learning · Computer Science 2025-10-31 Hyuntae Park , Yeachan Kim , SangKeun Lee

The prediction of molecular properties is a crucial task in the field of material and drug discovery. The potential benefits of using deep learning techniques are reflected in the wealth of recent literature. Still, these techniques are…

Machine Learning · Computer Science 2023-09-06 Minghao Guo , Veronika Thost , Samuel W Song , Adithya Balachandran , Payel Das , Jie Chen , Wojciech Matusik

Self-supervised vision-language pretraining from pure images and text with a contrastive loss is effective, but ignores fine-grained alignment due to a dual-stream architecture that aligns image and text representations only on a global…

Computer Vision and Pattern Recognition · Computer Science 2022-07-29 Zaid Khan , Vijay Kumar BG , Xiang Yu , Samuel Schulter , Manmohan Chandraker , Yun Fu

Line matching plays an essential role in structure from motion (SFM) and simultaneous localization and mapping (SLAM), especially in low-textured and repetitive scenes. In this paper, we present a new method of using a graph convolution…

Computer Vision and Pattern Recognition · Computer Science 2020-04-14 QuanMeng Ma , Guang Jiang , DianZhi Lai

Self-supervised learning (SSL) is a method that learns the data representation by utilizing supervision inherent in the data. This learning method is in the spotlight in the drug field, lacking annotated data due to time-consuming and…

Biomolecules · Quantitative Biology 2022-08-19 Kisung Moon , Sunyoung Kwon

Efficient training strategies for large-scale diffusion models have recently emphasized the importance of improving discriminative feature representations in these models. A central line of work in this direction is representation alignment…

Computer Vision and Pattern Recognition · Computer Science 2025-09-29 Junno Yun , Yaşar Utku Alçalar , Mehmet Akçakaya

Synthesizability remains a critical bottleneck in generative molecular design. While recent advances have addressed synthesizability in 2D graphs, extending these constraints to 3D for geometry-based conditional generation remains largely…

Molecular property regression struggles with cases in chemically relevant target ranges that are underrepresented in datasets. Standard average error minimization approaches underperform in these highly relevant cases, and oversampling…

Machine Learning · Computer Science 2026-05-22 Brenda Nogueira , Gisela A. Gonzalez-Montiel , Meng Jiang , Nitesh V. Chawla , Nuno Moniz

Molecular representation learning is pivotal in predicting molecular properties and advancing drug design. Traditional methodologies, which predominantly rely on homogeneous graph encoding, are limited by their inability to integrate…

Machine Learning · Computer Science 2025-03-24 Mukun Chen , Jia Wu , Shirui Pan , Fu Lin , Bo Du , Xiuwen Gong , Wenbin Hu

Generative models, as a powerful technique for generation, also gradually become a critical tool for recognition tasks. However, in skeleton-based action recognition, the features obtained from existing pre-trained generative methods…

Computer Vision and Pattern Recognition · Computer Science 2024-10-29 Lilang Lin , Lehong Wu , Jiahang Zhang , Jiaying Liu

Conditional Gaussian graphical models (cGGM) are a recent reparametrization of the multivariate linear regression model which explicitly exhibits $i)$ the partial covariances between the predictors and the responses, and $ii)$ the partial…

Methodology · Statistics 2014-09-26 Julien Chiquet , Tristan Mary-Huard , Stéphane Robin

Spatial transcriptomics (ST) technologies enable gene expression profiling with spatial resolution, offering unprecedented insights into tissue organization and disease heterogeneity. However, current analysis methods often struggle with…

We introduce Group SELFIES, a molecular string representation that leverages group tokens to represent functional groups or entire substructures while maintaining chemical robustness guarantees. Molecular string representations, such as…

Machine Learning · Computer Science 2023-10-19 Austin Cheng , Andy Cai , Santiago Miret , Gustavo Malkomes , Mariano Phielipp , Alán Aspuru-Guzik
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