Category Archives: PhD

Publishing google earth tour

I recently finished making link budget analysis for Abisko and Zackenberg. This was done for a PhD Wireless Sensor Network class that I am attending. After having a very interesting discussion in class about the wireless link budgets in both … Continue reading

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Wireless Link Calculations: Radio Mobile

Am taking a PhD course at ITU about Wireless Sensor Networks. Our first assignment is related to finding a link budget for two sites of interest: Zackenberg and Abisko. In Zackenberg we tackle a 21 Kilometer link between two points separated … Continue reading

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Cool and easy web-based presentations: Prezi

I had heard of Prezi from a friend a long time ago. It’s this really neat way of making presentations. It moves away from traditional methods (like Powerpoint) by emphasizing the use of “zoom” to give importance to a section. … Continue reading

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Protected: My Masters Thesis: The Layout

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Homography aided plot based Phenological measurements

Just came back from a wonderful couple of weeks in Zackenberg where I deployed two experimental plots that used multiple chessboard markers. At each plot corner a marker was placed. All four corners had different markers, and only one marker … Continue reading

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Cool and easy way of creating a photo gallery in Fedora

I just wanted a simple way of creating an html page that showed some pictures I had taken. Don’t really want to use Facebook nor Picasa because I’m stubborn. I would also want to keep my albums in my /home directory. … Continue reading

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HDR. Lets try to normalize the flower color

I recently found a group in the States that greatly overlaps with my work (hurry, I’m not alone).  The group is called CENS and has a whole research area dedicated to Terrestrial Ecology Observing Systems.  There is a technical report … Continue reading

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Homography Aided Plot Based Phenology Measurements

Before going home yesterday I left a process running that had the latest version of the homography algorithm.  The new trial included multiple markers and changing the way of calculating the image transformation.  When I arrived this morning, I found … Continue reading

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Remember cmucam

The resulting pictures from the cmucameras where of very poor resolution.  The colors were not very stable and we couldn’t make out any shapes.  The next step with the cmucam is to increase the resolution in hope that it will … Continue reading

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Markers are probably best placed in the middle of the plot.

This post is about the pictures I received from Greenland.  I put them through the image normalization algorithm (That uses homography to corerct things) and the results were a little disappointing :(.  There are two aspects of the transformed images that … Continue reading

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