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In image-guided neurosurgery, current commercial systems usually provide only rigid registration, partly because it is harder to predict, validate and understand non-rigid registration error. For instance, when surgeons see a discrepancy in…

计算机视觉与模式识别 · 计算机科学 2020-03-24 Jie Luo , Sarah Frisken , Duo Wang , Alexandra Golby , Masashi Sugiyama , William M. Wells

Computer vision leveraging deep learning has achieved significant success in the last decade. Despite the promising performance of the existing deep models in the recent literature, the extent of models' reliability remains unknown.…

计算机视觉与模式识别 · 计算机科学 2020-04-13 Seyed Omid Sajedi , Xiao Liang

Spontaneous breathing trials (SBTs) represent a pivotal phase in the weaning process of mechanically ventilated patients. The objective of these trials is to assess patients readiness to resume independent breathing, thereby facilitating…

信号处理 · 电气工程与系统科学 2025-03-19 Hernando Gonzalez , Carlos Julio Arizmendi , Beatriz F. Giraldo

A major challenge in many modern superresolution fluorescence microscopy techniques at the nanoscale lies in the correct alignment of long sequences of sparse but spatially and temporally highly resolved images. This is caused by the…

This paper addresses the problem of infants' cry fundamental frequency estimation. The fundamental frequency is estimated using a modified simple inverse filtering tracking (SIFT) algorithm. The performance of the modified SIFT is studied…

声音 · 计算机科学 2010-09-16 Dror Lederman

This study combines a one-dimensional (1D) model with micro-CT imaging and hemodynamic data to quantify uncertainty of flow and pressure predictions in the pulmonary arteries in a control and hypoxia induced hypertensive mouse. We use local…

流体动力学 · 物理学 2019-10-02 Mitchel J. Colebank , M. Umar Qureshi , Mette S. Olufsen

Many trials are designed to collect outcomes at or around pre-specified times after randomization. If there is variability in the times when participants are actually assessed, this can pose a challenge to learning the effect of treatment,…

统计方法学 · 统计学 2024-10-28 Bonnie B. Smith , Yujing Gao , Shu Yang , Ravi Varadhan , Andrea J. Apter , Daniel O. Scharfstein

A modern aircraft may require on the order of thousands of custom shims to fill gaps between structural components in the airframe that arise due to manufacturing tolerances adding up across large structures. These shims are necessary to…

Recent research has found that diagnostic performance with Bayesian belief networks is often surprisingly insensitive to imprecision in the numerical probabilities. For example, the authors have recently completed an extensive study in…

人工智能 · 计算机科学 2013-02-18 Max Henrion , Malcolm Pradhan , Brendan del Favero , Kurt Huang , Gregory M. Provan , Paul O'Rorke

Linear diffusion processes serve as canonical continuous-time models for dynamic decision-making under uncertainty. These systems evolve according to drift matrices that specify the instantaneous rates of change in the expected system…

机器学习 · 计算机科学 2025-06-10 Mohamad Kazem Shirani Faradonbeh , Sadegh Shirani , Mohsen Bayati

Approximately 10\% of newborns require assistance to initiate breathing at birth, and around 5\% need ventilation support. Fetal heart rate (FHR) monitoring plays a crucial role in assessing fetal well-being during prenatal care, enabling…

机器学习 · 计算机科学 2025-09-26 Kjersti Engan , Neel Kanwal , Anita Yeconia , Ladislaus Blacy , Yuda Munyaw , Estomih Mduma , Hege Ersdal

The estimation of entropy rates for stationary discrete-valued stochastic processes is a well studied problem in information theory. However, estimating the entropy rate for stationary continuous-valued stochastic processes has not received…

信息论 · 计算机科学 2021-05-26 Andrew Feutrill , Matthew Roughan

Spin relaxometry with nitrogen-vacancy (NV) centers in diamond offers a spectrally selective, atomically localized, and calibrated measurement of microwave-frequency magnetic noise, presenting a versatile probe for condensed matter and…

Objective: To develop and validate an automated method for bedside monitoring of sleep state fluctuations in neonatal intensive care units. Methods: A deep learning -based algorithm was designed and trained using 53 EEG recordings from a…

信号处理 · 电气工程与系统科学 2022-08-26 Saeed Montazeri Moghadam , Päivi Nevalainen , Nathan J. Stevenson , Sampsa Vanhatalo

Parameter estimation and uncertainty quantification are crucial in computational cardiology, as they enable the construction of digital twins that faithfully replicate the behavior of physical patients. Robust and efficient mathematical…

数值分析 · 数学 2022-10-07 Matteo Salvador , Francesco Regazzoni , Luca Dede' , Alfio Quarteroni

Propensity Score Matching (PSM) is an useful method to reduce the impact ofTreatment - Selection Bias in the estimation of causal effects in observational studies. After matching, the PSM significantly reduces the sample under…

统计方法学 · 统计学 2019-02-01 Daniel García Iglesias

Pulsar radio emission undergoes dispersion due to the presence of free electrons in the interstellar medium (ISM). The dispersive delay in the arrival time of pulsar signal changes over time due to the varying ISM electron column density…

Improper pain management can lead to severe physical or mental consequences, including suffering, and an increased risk of opioid dependency. Assessing the presence and severity of pain is imperative to prevent such outcomes and determine…

机器学习 · 计算机科学 2023-11-30 Burcu Ozek , Zhenyuan Lu , Srinivasan Radhakrishnan , Sagar Kamarthi

This short study presents an opportunistic approach to a (more) reliable validation method for prediction uncertainty average calibration. Considering that variance-based calibration metrics (ZMS, NLL, RCE...) are quite sensitive to the…

机器学习 · 统计学 2024-08-27 Pascal Pernot

The purpose of this study is to provide means to physicians for automated and fast recognition of airways diseases. In this work, we mainly focus on measures that can be easily recorded using a spirometer. The signals used in this framework…

机器学习 · 计算机科学 2021-11-09 Riccardo Dio , André Galligo , Angelos Mantzaflaris , Benjamin Mauroy