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3 results for “from:Jennifer Sheng”

JM plotting
Jennifer Sheng · May 26, 2016 · r-help

Dear Users, When the joint modeling was run in ER, the run was completed successfully with co-eff output. However, in the terms plotting, somehow the plot (fitjoint.null) does not work, with following error message. Any advice from the...

Conditionally remove rows with logic
Jennifer Sheng · Aug 7, 2016 · r-help

Dear all, I need to remove any rows AFTER the label becomes 1. For example, for ID 1, the two rows with TIME of 15 & 18 should be removed; for ID 2, any rows after time 6, i.e., rows...

for loop in R
Jennifer Sheng · Jan 12, 2017 · r-help

Dear friends, I am working on a double loop using for. One level of loop is to predict N times for each subject, and the second level is to predict M times for the every subject, one subject after one...

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