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Author Archives: joelgranados
sshfs: where were you all along :)
Did you know that you could mount a remote directory (any directory accessible to you) through an ssh command? I was reading 16 ultimate ssh hacks by Carla Schroder and found out this little piece of heaven. The command is sshfs. You use … Continue reading
Rscript, where were you all along?
One of the things that I did not like about using R was that there was not “easy” way of calling it in a command sort of way. The test part of my R workflow consisted in going into the … Continue reading
Posted in commands, PhD, R
Tagged command args, command arguments, commandArgs, CRAN getopt, getopt, getoptparse, parse arguments, R, Rscript, script arguments
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Systematic Literature Review (SLR)
This is a very interesting way of gathering relative information for ones research. I like it because it is repeatable and somewhat measurable. I read a paper by Paolo Tell that described the process quite nicely :). Here is the … Continue reading
Posted in Uncategorized
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An example of a good plot picture.
This post is meant to show how a “good” plot picture looks like. I did the tests in my back yard. Things to note are: All the markers are completely visible. The chessboard marker is completely visible when all the … Continue reading
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R: Index of an interval of a number in a vector
Try findInterval :). Let me try to explain what I mean with this title. I have a vector of numbers. The numbers represent bin limits. For example c(1,2,3) is a vector that represents 2 bins. The first is [1,2) and … Continue reading
Posted in commands, R
Tagged bins, findinterval, indeces, index, interval, R command, vector
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Define the model to use
I have defined two models that I want to use for my experiments with the CENS data set. These models are based on Eric Graham’s previous work. Both of them are Naive Bayesian Models with a slight twist :). I … Continue reading
Handle fixme’s in a latex document.
I’m guessing there are many ways to handle this; this is just the one I feel comfortable with :). I like it because it shows me the things I still need to do in the resulting document. So when I … Continue reading
The average of an angle… (mean of Hue Value)
My solution to this issue was to write a bunch of code to handle the behavior of the average calculation at the 0 and 360 points. It was a pain in the neck, and I probably have it wrong :(. … Continue reading
Posted in opencv, PhD
Tagged angle average, arctan, arctan2, circular, hue, mean, mean circular quantities, opencv
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The annotation GUI
Are current objective is to try to make the photo-plot based phenology work-flow comparable to the current phenology work-flow. To accomplish this we need to streamline the process of making the annotations on the images. We want to reduce, as … Continue reading
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CENS at UCLA
For my stay abroad I had to come to CENS at UCLA. The advances related to novel methods for collecting and analyzing ecological data is synchronized with what I have been doing for the past couple of years. I arrived … Continue reading
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