search for: wipa

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2012 Apr 22
2
contour algorithm
...illed.contour. My data is similar to fMRI data except that it is a surface map reconstructed from histological sections. I like the results but would like to know how contours were detected. Google search provides me various sources claiming the algorithm used is undocumented. For example: http://wipaed.wiso.uni-goettingen.de/~holdenb1/R/library/base/html/contour.html "Draws contour lines for the desired levels. There is currently no documentation about the algorithm. The source code is in `$RHOME/src/main/plot.c'." Does anyone know where or how I can find the method by which con...
2001 Mar 04
2
.Random.seed(0) is not a valid Normal type
Dear R-Developers and -Community, after compiling and installing R 1.2.2., I started 'demo(graphics)' for a test, and got: 'Error in rnorm(0): .Random.seed(0) is not a Normal type' Obviously .Random.seed was not initialized appropriately. Following the the documentation for '.Random.seed' [see below 'Examples'], this can be fixed rm(.Random.seed);