English
Related papers

Related papers: SpecTUS: Spectral Translator for Unknown Structure…

200 papers

Chemical structure elucidation is a serious bottleneck in analytical chemistry today. We address the problem of identifying an unknown chemical threat given its mass spectrum and its chemical formula, a task which might take well trained…

The information recoverable from galaxy spectra depends fundamentally on spectral resolution, yet assembling large samples at high resolution remains observationally expensive. We present a deep-learning framework for spectral…

Building generalizable AI models is one of the primary challenges in the healthcare domain. While radiologists rely on generalizable descriptive rules of abnormality, Neural Network (NN) models suffer even with a slight shift in input…

Computer Vision and Pattern Recognition · Computer Science 2023-07-12 Shantanu Ghosh , Ke Yu , Kayhan Batmanghelich

Spectral Embedding (SE) has often been used to map data points from non-linear manifolds to linear subspaces for the purpose of classification and clustering. Despite significant advantages, the subspace structure of data in the original…

Computer Vision and Pattern Recognition · Computer Science 2023-05-16 Hira Yaseen , Arif Mahmood

The study of structure-spectrum relationships is essential for spectral interpretation, impacting structural elucidation and material design. Predicting spectra from molecular structures is challenging due to their complex relationships.…

Computational Physics · Physics 2024-08-29 Fanjie Xu , Wentao Guo , Feng Wang , Lin Yao , Hongshuai Wang , Fujie Tang , Zhifeng Gao , Linfeng Zhang , Weinan E , Zhong-Qun Tian , Jun Cheng

Descriptor generation methods using latent representations of encoder$-$decoder (ED) models with SMILES as input are useful because of the continuity of descriptor and restorability to the structure. However, it is not clear how the…

Chemical Physics · Physics 2023-04-14 Shumpei Nemoto , Tadahaya Mizuno , Hiroyuki Kusuhara

Stellar population measurements in integral field unit surveys are often limited by low signal-to-noise ratios (S/N) in low-surface-brightness spaxels. Using controlled synthetic experiments, we test whether deep-learning-based denoising…

Astrophysics of Galaxies · Physics 2026-05-07 Suk Kim , Joon Hyeop Lee , Soo-Chang Rey

Medical image segmentation annotations exhibit variations among experts due to the ambiguous boundaries of segmented objects and backgrounds in medical images. Although using multiple annotations for each image in the fully-supervised has…

Computer Vision and Pattern Recognition · Computer Science 2023-11-20 Shuai Wang , Tengjin Weng , Jingyi Wang , Yang Shen , Zhidong Zhao , Yixiu Liu , Pengfei Jiao , Zhiming Cheng , Yaqi Wang

Deep convolutional neural networks have driven substantial advancements in the automatic understanding of images. Requiring a large collection of images and their associated annotations is one of the main bottlenecks limiting the adoption…

Computer Vision and Pattern Recognition · Computer Science 2019-08-22 Zahra Mirikharaji , Yiqi Yan , Ghassan Hamarneh

Scientific reasoning increasingly requires linking structured experimental data with the unstructured literature that explains it, yet most large language model (LLM) assistants cannot reason jointly across these modalities. We introduce…

Computation and Language · Computer Science 2026-01-15 Sreya Vangara , Jagjit Nanda , Yan-Kai Tzeng , Eric Darve

For over half a century, computer-aided structural elucidation systems (CASE) for organic compounds have relied on complex expert systems with explicitly programmed algorithms. These systems are often computationally inefficient for complex…

Chemical Physics · Physics 2024-10-28 Xiaofeng Tan

Accurately finding proteins and genes that have a certain function is the prerequisite for a broad range of biomedical applications. Despite the encouraging progress of existing computational approaches in protein function prediction, it…

Quantitative Methods · Quantitative Biology 2022-04-22 Hanwen Xu , Sheng Wang

Finely-tuned enzymatic pathways control cellular processes, and their dysregulation can lead to disease. Creating predictive and interpretable models for these pathways is challenging because of the complexity of the pathways and of the…

Molecular Networks · Quantitative Biology 2023-10-02 Zijun Zhang , Adam R. Lamson , Michael Shelley , Olga Troyanskaya

Neural Architecture Search (NAS) has garnered significant research interest due to its capability to discover architectures superior to manually designed ones. Learning text representation is crucial for text classification and other…

Machine learning models in astrophysics are often limited in scope and cannot adapt to data from new instruments or tasks. We introduce SpectraFM, a Transformer-based foundation model architecture that can be pre-trained on stellar spectra…

Instrumentation and Methods for Astrophysics · Physics 2024-11-08 Nolan Koblischke , Jo Bovy

Diffusion models (DMs) have emerged as powerful tools for modeling complex data distributions and generating realistic new samples. Over the years, advanced architectures and sampling methods have been developed to make these models…

Machine Learning · Computer Science 2025-12-11 Roi Benita , Michael Elad , Joseph Keshet

We develop a unified matrix-spectral framework for analyzing stability and interpretability in deep neural networks. Representing networks as data-dependent products of linear operators reveals spectral quantities governing sensitivity to…

Machine Learning · Computer Science 2026-02-03 Ronald Katende

Hyperspectral imaging (HSI) captures spatial information along with dense spectral measurements across numerous narrow wavelength bands. This rich spectral content has the potential to facilitate robust robotic perception, particularly in…

Computer Vision and Pattern Recognition · Computer Science 2025-09-26 Juana Valeria Hurtado , Rohit Mohan , Abhinav Valada

Subcellular localization is a crucial biological task for drug target identification and function annotation. Although it has been biologically realized that subcellular localization is closely associated with protein structure, no existing…

Artificial Intelligence · Computer Science 2026-03-20 Yicheng Hu , Xinyu Lin , Shulin Li , Wenjie Wang , Fengbin Zhu , Fuli Feng

A conceptual scheme of a hybrid-emulsion spectrometer for investigating various channels of neutrino oscillations is proposed. The design emphasizes detection of $\tau$ leptons by detached vertices, reliable identification of electrons, and…

High Energy Physics - Experiment · Physics 2009-10-31 A. E. Asratyan , G. V. Davidenko , A. G. Dolgolenko , V. S. Kaftanov , M. A. Kubantsev , V. S. Verebryusov