Measurement of oxygen extraction fraction (OEF): An optimized BOLD signal model for use with hypercapnic and hyperoxic calibration
详细信息 查看全文
- 作者：Alberto Merolaa ; Kevin Murphya ; Alan J. Stonea ; Michael A. Germuskaa ; Valerie E.M. Griffethb ; Nicholas P. Blockleyc ; d ; Richard B. Buxtond ; e ; Richard G. Wisea ; wiserg@cardiff.ac.uk" class="auth_mail" title="E-mail the corresponding author
- 关键词：Calibrated BOLD ; Mathematical modelling ; Cerebral metabolic rate of oxygen consumption ; Functional MRI ; Respiratory tasks
- 刊名：NeuroImage
- 出版年：2016
- 出版时间：1 April 2016
- 年：2016
- 卷：129
- 期：Complete
- 页码：159-174
- 全文大小：5501 K
文摘
- •
Analysis of a calibration model of the BOLD signal through a simulation study
- •
Optimization of the calibration model based on the accuracy of OEF0 estimates
- •
New simplified calibration model proposed and shown to improve results accuracy
- •
Error propagation analysis performed on both original and simplified model