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Preterm birth is the most common cause of neonatal death. Current diagnostic methods that assess the risk of preterm birth involve the collection of maternal characteristics and transvaginal ultrasound imaging conducted in the first and…

图像与视频处理 · 电气工程与系统科学 2019-08-27 Tomasz Włodarczyk , Szymon Płotka , Tomasz Trzciński , Przemysław Rokita , Nicole Sochacki-Wójcicka , Michał Lipa , Jakub Wójcicki

This paper presents novel Bayesian optimisation algorithms for minimum error rate training of statistical machine translation systems. We explore two classes of algorithms for efficiently exploring the translation space, with the first…

计算与语言 · 计算机科学 2014-12-24 Yishu Miao , Ziyu Wang , Phil Blunsom

This work describes the development and validation of a fully automated deep learning model, iDAScore v2.0, for the evaluation of embryos incubated for 2, 3, and 5 or more days. The model is trained and evaluated on an extensive and diverse…

Radiologists often mix medical image reading strategies, including inspection of individual modalities and local image regions, using information at different locations from different images independently as well as concurrently. In this…

计算机视觉与模式识别 · 计算机科学 2026-01-09 Xiangcen Wu , Shaheer U. Saeed , Yipei Wang , Ester Bonmati Coll , Yipeng Hu

Recent advancements in deep learning-based image compression are notable. However, prevalent schemes that employ a serial context-adaptive entropy model to enhance rate-distortion (R-D) performance are markedly slow. Furthermore, the…

应用统计 · 统计学 2024-03-25 Haisheng Fu , Feng Liang , Jie Liang , Zhenman Fang , Guohe Zhang , Jingning Han

Embeddings play a pivotal role across various disciplines, offering compact representations of complex data structures. Randomized methods like Johnson-Lindenstrauss (JL) provide state-of-the-art and essentially unimprovable theoretical…

机器学习 · 统计学 2024-12-11 Nikos Tsikouras , Constantine Caramanis , Christos Tzamos

We introduce a method for training neural networks to perform image or volume segmentation in which prior knowledge about the topology of the segmented object can be explicitly provided and then incorporated into the training process. By…

计算机视觉与模式识别 · 计算机科学 2020-09-21 James R. Clough , Nicholas Byrne , Ilkay Oksuz , Veronika A. Zimmer , Julia A. Schnabel , Andrew P. King

We study the problem of selecting limited features to observe such that models trained on them can perform well simultaneously across multiple subpopulations. This problem has applications in settings where collecting each feature is…

机器学习 · 计算机科学 2025-10-27 Maitreyi Swaroop , Tamar Krishnamurti , Bryan Wilder

The rapid accumulation of Electronic Health Records (EHRs) has transformed healthcare by providing valuable data that enhance clinical predictions and diagnoses. While conventional machine learning models have proven effective, they often…

Self-organization is a fundamental process of complex biological systems, particularly during the early stages of development. In the mammalian embryo, blastocyst formation exemplifies a self-organized system, involving the correct…

定量方法 · 定量生物学 2025-05-30 Michael A. Ramirez-Sierra , Thomas R. Sokolowski

Variational autoencoders employ an encoding neural network to generate a probabilistic representation of a data set within a low-dimensional space of latent variables followed by a decoding stage that maps the latent variables back to the…

统计力学 · 物理学 2022-04-13 David Yevick

Ultrasound (US) is one of the most commonly used imaging modalities in both diagnosis and surgical interventions due to its low-cost, safety, and non-invasive characteristic. US image segmentation is currently a unique challenge because of…

图像与视频处理 · 电气工程与系统科学 2020-01-22 Bahareh Behboodi , Mina Amiri , Rupert Brooks , Hassan Rivaz

Automated chemical synthesis, materials fabrication, and spectroscopic physical measurements often bring forth the challenge of process trajectory optimization, i.e., discovering the time dependence of temperature, electric field, or…

无序系统与神经网络 · 物理学 2022-06-28 Mani Valleti , Rama K. Vasudevan , Maxim A. Ziatdinov , Sergei V. Kalinin

Efficient and precise prediction of plasticity by data-driven models relies on appropriate data preparation and a well-designed model. Here we introduce an unsupervised machine learning-based data preparation method to maximize the…

The process of dynamic state estimation (filtering) based on point process observations is in general intractable. Numerical sampling techniques are often practically useful, but lead to limited conceptual insight about optimal…

机器学习 · 统计学 2016-09-13 Yuval Harel , Ron Meir , Manfred Opper

To improve the classification performance in the context of hyperspectral image processing, many works have been developed based on two common strategies, namely the spatial-spectral information integration and the utilization of neural…

计算机视觉与模式识别 · 计算机科学 2020-06-24 Yi Liang , Xin Zhao , Alan J. X. Guo , Fei Zhu

Binary concepts are empirically used by humans to generalize efficiently. And they are based on Bernoulli distribution which is the building block of information. These concepts span both low-level and high-level features such as "large vs…

机器学习 · 计算机科学 2023-03-23 Zizhao Hu , Mohammad Rostami

Medical images are often acquired in different settings, requiring harmonization to adapt to the operating point of algorithms. Specifically, to standardize the physical spacing of imaging voxels in heterogeneous inference settings, images…

图像与视频处理 · 电气工程与系统科学 2024-07-08 Samuel Joutard , Maximilian Pietsch , Raphael Prevost

A mainstream type of current self-supervised learning methods pursues a general-purpose representation that can be well transferred to downstream tasks, typically by optimizing on a given pretext task such as instance discrimination. In…

计算机视觉与模式识别 · 计算机科学 2022-10-21 Xin Liu , Zhongdao Wang , Yali Li , Shengjin Wang

To study how a zygote develops into an embryo with different tissues, large-scale 4D confocal movies of C. elegans embryos have been produced recently by experimental biologists. However, the lack of principled statistical methods for the…

应用统计 · 统计学 2015-09-17 Jie Hu , Zhongying Zhao , Hari Krishna Yalamanchili , Junwen Wang , Kenny Ye , Xiaodan Fan