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Diffusion models have been used for probabilistic time series forecasting and show strong potential. However, fixed noise schedules often produce intermediate states that are hard to invert and a terminal state that deviates from the near…

机器学习 · 计算机科学 2026-03-03 Jintao Zhang , Zirui Liu , Mingyue Cheng , Xianquan Wang , Zhiding Liu , Qi Liu

Liquid chromatography mass spectrometry (LC-MS)-based metabolomics and exposomics aim to measure detectable small molecules in biological samples. The results facilitate hypothesis-generating discovery of metabolic changes and disease…

定量方法 · 定量生物学 2026-01-06 Xujun Che , Xiuxia Du , Depeng Xu

Pattern recognition from audio signals is an active research topic encompassing audio tagging, acoustic scene classification, music classification, and other areas. Spectrogram and mel-frequency cepstral coefficients (MFCC) are among the…

音频与语音处理 · 电气工程与系统科学 2022-11-18 Md. Istiaq Ansari , Taufiq Hasan

In this paper, we show how to carry out a relatively more realistic and complete reconstruction of supernova neutrino spectra in the future large liquid-scintillator detectors, by implementing the method of singular value decomposition with…

高能物理 - 唯象学 · 物理学 2018-04-04 Hui-Ling Li , Yu-Feng Li , Meng Wang , Liang-Jian Wen , Shun Zhou

Collecting annotations from multiple independent sources could mitigate the impact of potential noises and biases from a single source, which is a common practice in medical image segmentation. Learning segmentation networks from…

图像与视频处理 · 电气工程与系统科学 2023-11-14 Yifeng Wang , Luyang Luo , Mingxiang Wu , Qiong Wang , Hao Chen

Existing learning-based hyperspectral reconstruction methods show limitations in fully exploiting the information among the hyperspectral bands. As such, we propose to investigate the chromatic inter-dependencies in their respective…

计算机视觉与模式识别 · 计算机科学 2023-12-19 Xingxing Yang , Jie Chen , Zaifeng Yang

Raman spectroscopy serves as a powerful and reliable tool for analyzing the chemical information of substances. The integration of Raman spectroscopy with deep learning methods enables rapid qualitative and quantitative analysis of…

信号处理 · 电气工程与系统科学 2025-04-24 Pengju Ren , Ri-gui Zhou , Yaochong Li

Transcribing content from structural images, e.g., writing notes from music scores, is a challenging task as not only the content objects should be recognized, but the internal structure should also be preserved. Existing image recognition…

机器学习 · 计算机科学 2019-05-28 Yu Yin , Zhenya Huang , Enhong Chen , Qi Liu , Fuzheng Zhang , Xing Xie , Guoping Hu

Large Language Models (LLMs) are unable to reliably reason about specific physical systems. Attempts to imbue LLMs with knowledge of the necessary physics concepts have shown great promise, but explainability and validation remain open…

人工智能 · 计算机科学 2026-05-22 Sean Memery , Kartic Subr

Semi-structured information extraction (IE) from OCR-derived clinical reports is crucial for efficiently reconstructing patients' longitudinal medical histories. In practice, this scenario commonly involves three tasks: (i) field-header…

计算与语言 · 计算机科学 2026-05-06 Yingyun Li , Yu Wang , Haiyang Qian

Accurate segmentation of brain tumors from 3D multimodal MRI is vital for diagnosis and treatment planning across diverse brain tumors. This paper addresses the challenges posed by the BraTS 2023, presenting a unified transfer learning…

图像与视频处理 · 电气工程与系统科学 2024-12-12 Ramy A. Zeineldin , Franziska Mathis-Ullrich

The current success of deep neural networks (DNNs) in an increasingly broad range of tasks involving artificial intelligence strongly depends on the quality and quantity of labeled training data. In general, the scarcity of labeled data,…

计算与语言 · 计算机科学 2018-11-21 Shun Kiyono , Jun Suzuki , Kentaro Inui

This paper proposes a novel transformer-based model architecture for medical imaging problems involving analysis of vertebrae. It considers two applications of such models in MR images: (a) detection of spinal metastases and the related…

图像与视频处理 · 电气工程与系统科学 2022-06-28 Rhydian Windsor , Amir Jamaludin , Timor Kadir , Andrew Zisserman

Similarity search over chemical compound databases is a fundamental task in the discovery and design of novel drug-like molecules. Such databases often encode molecules as non-negative integer vectors, called molecular descriptors, which…

数据结构与算法 · 计算机科学 2017-08-11 Yasuo Tabei , Simon J. Puglisi

Architecture design and optimization are challenging problems in the field of artificial neural networks. Working in this context, we here present SPARCS (SPectral ARchiteCture Search), a novel architecture search protocol which exploits…

机器学习 · 计算机科学 2025-08-06 Gianluca Peri , Lorenzo Chicchi , Duccio Fanelli , Lorenzo Giambagli

Most previous scene text spotting methods rely on high-quality manual annotations to achieve promising performance. To reduce their expensive costs, we study semi-supervised text spotting (SSTS) to exploit useful information from unlabeled…

计算机视觉与模式识别 · 计算机科学 2025-04-15 Dongliang Luo , Hanshen Zhu , Ziyang Zhang , Dingkang Liang , Xudong Xie , Yuliang Liu , Xiang Bai

Compound identification from tandem mass spectrometry (MS/MS) data is a critical step in the analysis of complex mixtures. Typical solutions for the MS/MS spectrum to compound (MS2C) problem involve comparing the unknown spectrum against a…

机器学习 · 计算机科学 2025-08-28 Adamo Young , Fei Wang , David S Wishart , Bo Wang , Russell Greiner , Hannes Röst

Spectral graph neural networks (GNNs) learn graph representations via spectral-domain graph convolutions. However, most existing spectral graph filters are scalar-to-scalar functions, i.e., mapping a single eigenvalue to a single filtered…

机器学习 · 计算机科学 2023-03-03 Deyu Bo , Chuan Shi , Lele Wang , Renjie Liao

Syntax has been proven to be remarkably effective in neural machine translation (NMT). Previous models obtained syntax information from syntactic parsing tools and integrated it into NMT models to improve translation performance. In this…

计算与语言 · 计算机科学 2024-06-18 Yang Liu , Yuexian Hou

A new deep neural network based on the WaveNet architecture (WNN) is presented, which is designed to grasp specific patterns in the NMR spectra. When trained at a fixed non-uniform sampling (NUS) schedule, the WNN benefits from pattern…

生物大分子 · 定量生物学 2022-12-05 Amir Jahangiri , Xiao Han , Dmitry Lesovoy , Tatiana Agback , Peter Agback , Adnane Achour , Vladislav Orekhov