Articles by Di Cook

Axis break in R for line plot

November 7, 2019 | Di Cook

Planning to draw a density line-plot with gapped (or broken) Y-axis in R, I initially tried out the plotrix package. However after facing a couple of problems, I ended up using the standard R graphics codes to draw the correct gapped line-plot.Here I w...
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Hack-at-it 2010

June 4, 2010 | Di Cook

Members of the team met for the second time in 2010, to work on a new interactive graphics canvas for R. The current stage of the project can be found at R-forge: qtinterfaces contains the new canvas, and plumbr contains the new mutable data frame stru... [Read more...]

Hack-at-it 2009

June 9, 2009 | Di Cook

The annual GGobi hack-at-it was held June 5-7 in Ames Iowa. The main directions of work areDevelopment of a new canvas for R supporting interactive and dynamic graphics. Michael is leading the effort on this. Higher level routines for supporting brushi... [Read more...]

Hack-at-it 2008

June 27, 2008 | Di Cook

The 2008 Hack-at-it was held June 22-23, just before Data Vis VI, in Bremen Germany.The main topics for the meeting were: Release of 2.1.7 Continued design of GGobi 3 [Read more...]

New material on the GGobi book web page

January 30, 2008 | Di Cook

The GGobi book is now available from Springer and Amazon, after quite a delay. Getting the figures printed correctly was difficult. Solutions to the exercises in the back of each chapter are available for instructors by emailing Springer.The movies on ... [Read more...]

Hack-at-it 2007

January 28, 2008 | Di Cook

The GGobi Hack-at-it 2007 was held just before useR! 2007 in Ames Iowa.The main focus this year was on the data pipeline again, and on pipelines in other software.Several projects were discussed: the geometric shapes, high-dimensional games, local neig... [Read more...]

Hack-at-it

October 25, 2006 | Di Cook

Hack-at-it 2006 Aug 3-5 the GGobi developers got together in Seattle, WA for the second hack-at-it. The setting was a rented house, with high speed internet and a lovely garden in which to work and talk. The main topic of this year's hack-at-it was the... [Read more...]

New ggobi release

August 29, 2006 | Di Cook

GGobiThere is a new release of ggobi 2.1.3 available on the web site. It has few changes, but several bugs have been fixed. A more major release will happen later this year. [Read more...]

Describe Display

July 13, 2006 | Di Cook

Making good quality reproductions of ggobi plotsTo create high quality reproductions of ggobi plot windows, take a look at the DescribeDisplay plugin and corresponding R package.The R package is available at http://www.ggobi.org/describe-display/ . Th... [Read more...]
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