Computers And Life Sciences
This is a blog about stuff, problems and practical solutions, I run into while doing my PhD research in [Bio|Chemo]informatics and about everything else in interdisciplinary research using Computers applied to Life Sciences
Sunday, April 14, 2013
Wednesday, April 3, 2013
Saturday, March 23, 2013
Tuesday, March 19, 2013
Monday, March 4, 2013
Signal and Noise
Class lecture on signal and noise by University of Geneva
Signal to noise formulations in CCD cameras
Review of S-to-N characteristics in the in photographic images
Alkemade seminal paper on Signal to Noise "A review and tutorial discussion of noise and signal-to-noise ratios in analytical spectrometry-I. Fundamental principles of signal-to-noise ratios*"
Labels:
spectroscopy,
statistics
Some reminders about stats
A simple explanation about when to use a Z-test, F-test and T-test found here
Parametric Test
- Test for Normality (here)
Non-parametric Tests (for non normal distributed data)
- Spearman Correlation (here)
- Anderson-Darling and Shapiro-Wilk tests (here)
Others
- Stepwise regression in Stata (here)
Labels:
statistics
PDF settings for R plots
http://blog.revolutionanalytics.com/2009/01/10-tips-for-making-your-r-graphics-look-their-best.html
http://dsarkar.fhcrc.org/old/771/rgraphics.pdf
http://wiki.stdout.org/rcookbook/Graphs/Output%20to%20a%20file/
http://dsarkar.fhcrc.org/old/771/rgraphics.pdf
http://wiki.stdout.org/rcookbook/Graphs/Output%20to%20a%20file/
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