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James Barrett


University College London

Active since 2013

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Post-doc at UCL Cancer Institute, University College London. See my personal page for more information:
http://jamesbarrett.co.nf
Professional Interests: Data analysis, survival analysis, medical statistics, Bayesian inference, dimensionality reduction, data integration, machine learning, pattern recognition, Gaussian processes, adaptive clinical trial design

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GPLVM-WPHM
Dimensionality reduction tool for survival (time-to-event) data.

9 years ago | 1 download |

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Submitted


Gaussian process regression for survival data with competing risks
Flexible non-parametric regression tool for survival data (including competing risks)

10 years ago | 2 downloads |

Answered
Text in eps figures incorrectly spaced
I reinstalled Matlab and it is working normally now. In fact I'm running it on a virtual machine (on my mac) so I reinstalled th...

10 years ago | 0

| accepted

Question


Text in eps figures incorrectly spaced
The text in this image is correctly typeset. <</matlabcentral/answers/uploaded_files/15811/old.jpg>> Today I reran the sam...

10 years ago | 1 answer | 0

1

answer

Submitted


Cox proportional hazards model with Weibull base hazard rate
Cox proportional hazards model with Weibull base hazard rate

10 years ago | 1 download |

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Submitted


Subgroup Comparison
Measures the consistency of subgroup membership

10 years ago | 1 download |

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Answered
Skew Normal and Owen's T function
There is a matlab implementation here http://people.sc.fsu.edu/~jburkardt/m_src/owens/owens.html

11 years ago | 0

Submitted


Bayesian Linear Classifier
Linear binary classification.

11 years ago | 1 download |

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Question


Issue with Cholesky decomposition and positive definiteness
I'm getting the following error when using chol Error using chol Matrix must be positive definite. My matrix is a squ...

11 years ago | 3 answers | 0

3

answers

Question


matlabpool error after java update
Dear all, I've encountered the following error after updating Java on my MacBook Pro this afternoon. The error: >> matlabp...

12 years ago | 2 answers | 1

2

answers