June 2008
Beginner to intermediate
417 pages
10h 41m
English
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26 Spreadsheet Arrays and Data Displays
The previous chapter demonstrated methods by which array images can be read. Array scanners are accompanied by spot-reading software, and each array image is converted into a spreadsheet that contains information on spot locations, intensities, the gene represented at each spot, quality measures, and normalizations. Analysis of the data often begins with the spreadsheet information rather than the image.
A study usually has multiple array experiments and thus multiple array images. The platform (array architecture) used in the experiments is the same, but each trial produces a different set of spot intensities. Therefore a study will consist of a single platform file and multiple experiment files. These ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.