Monthly Archives: March 2008

MPI

One can obtain the MPI from Intel but has to be aware that the free version has only a limited validity. The professional version costs 499$, which is not really a bargain. Thus I downloaded MPICH2 and test its performance.

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Posted in computer, programming

bib2html

I found several alternatives to the implementation of bib2thml http://www.irisa.fr/lagadic/soft/bib2html/bib2html.html , seems to produce nice looking output (developer homepage), BUT does not compile under 64bit OS http://www.litech.org/~wkiri/bib2html/, compiles, runs, BUT output looks poor

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Posted in computer

Time to say good-bye to Safari ….

After one week testing with the Safari browser under Windows it is time to say “good-bye” … To make the summary short, the browser did not perform as good as described by several colleagues and friends. Moreover my eyes did

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Ray-tracing paper accepted

Our paper about ray-tracing through numerical weather models for precise point positioning has been accepted for EPS. Forthcoming papers can be viewed under http://www.terrapub.co.jp/journals/EPS/forth.html. As the paper will appear in e-letter format it should be accessible from everyone, without a

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Posted in paper, Uncategorized

Qucs 0.0.13

Currently Qucs 0.0.12 is installed on my Fedora machine. As I am not an electronics engineer I use Qucs mainly to understand how circuits are working. As the tools can be installed with yum under Fedora, I am waiting now

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Easy process logging with “top”

The Unix command top can easily be utilized to log the time-dependent behavior of your processes. In order to monitor one program (PROG) I am just using a pipe to sample to the processor/memory load with 100 Hz. I.e. simply,

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Posted in computer, programming

Safari on my Laptop

I have installed Safari(Japanese version) on my Laptop, but I don’t see any advantages with respect to Firefox. My eyes need some time to get used to the display (maybe Apple users are common with those color-spaces) and pictures display

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Posted in computer

Browsing with Safari under Windows

I have read several (good) opinions about Safari for Windows, and I am going to install the browser on my Laptop. We’ll see if I will be conviced or if I continue to use Firefox.

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Posted in computer

ICC with inline voids

I have rewritten some parts of the ray-tracing code and changed, wherever possible, void to inline void. The speed-up of this small correction with ICC and optimization level 3 is about 7%.

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Posted in computer, programming

First steps with a GPU

I noticed that my Sony Vaio notebook is equipped with a NVIDEA GeForce 7400 card. As this type belongs to the 7 series ( see the specs) I have downloaded to corresponding SDK and made some checks. It seems that

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Posted in computer, programming
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