ive been thinking about chart drawing a bit lately partially because ive been doing some work which needs it and partially because i keep seeing pretty pictures like the ones here or in these slides and wondering how people produce them.
perhaps old news but today i came across the google charts api for drawing charts line bar pie scatter radar etc....... [Show More]
computer maps Post Source: www.fenris.org Posted: Oct 30 2008 14:17:51
a few years ago k was taking some gis geographic information systems classes.a that was a lot of fun for me since gis is something ive poked at on and off for quite some time.a back when i was first playing with gis grass was probably the best and may still be opensource gis system out there but it wasnt too user friendly.a so it was a lot of fun playing ...... [Show More]
the emergence of matlab during the last decade of the 20th century highly changed the way we develop implement and test numerical algorithms
in the old days we used c sometimesa fortran or c.a we spent a lot ofa time in writing lowlevel functions and debugging memory leaks. matlab helped us a lot.
debugging numerical algorithms is hard because dumping a 100 times 100 matrix will not...... [Show More]
...
pygtk para windowsen orden
pycairo pygobject y pygtk httpwww .pygtk.org downloads .html
matplotlib en orden
numpy httpnum py.scipy.o rg
matplotlib httpmat plotlib.so urceforge. net
opcional si en algan momento sale un error que no existe msvcp71.dll descargar httpwww .dllfiles .comdllin dexdllfi les.shtml msvcp71
ejemplo en windows...... [Show More]
matplotlib is a
python 2d plotting library which produces publication quality figures in a variety of hardcopy formats and interactive environments across platforms. matplotlib can be used in python scripts the python and ipython shell ala matlab or mathematica web application servers and six graphical user interface toolkits.
the plots produced by maplotlib really are very p...... [Show More]
scientific python Post Source: www.waipot.com Posted: May 27 2008 03:17:50
nodebox was mentioned in brief on this site last year however given the rapid development and maturation of this application it warrants a second look. for those new to nodebox its essentially a fully interactive ide for generating visualizations using the python language. the generated visualizations can be exported as pdf or quicktime movies. nodebox is really one of those applicatio...... [Show More]
regular readers of this blog will know that i have been keeping an eye on the open source mathematics package sage but have never really had time to take a closer look at it. a couple of things happened recently that made me find time to sit down and have a play with this extremely promising piece of software.
first of all i discovered that the developers of sage have been implementing a co..... [Show More]
vincent noel
sage is basically a wrapper around python with tons of scientific packages added all nicely precompiled into tasty binaries just for you by very nice people which involves tons of work not as simple as it sounds. these goodies come in gzipped tarballs that you dump into your home. you can then launch the sage program which handles regular python just fine and in...... [Show More]
pyephem from the greek word ephemeris is the way to calculate the positions of all sorts of astronomical bodies in python.
i used it recently to calculate a years worth of sunrise and sunset times. using something as advanced as pyephem for something this astronomically simple might be overkill but it works well. heres how i did it
import ephem
import datetime
o...... [Show More]
everyone that drives a car knows that gasoline has gotten a lot more expensive over the last few years. but very few people seem to correctly understand why this is. ron paul in his latest debate appearance laid it out quite plainly but it takes keen and willing ears to fully appreciate it
the value of oil hasnt changed at all instead the value of our dollar has tanked. t...... [Show More]
independent componnent analysis ica is a modern and effective method for performing blind source separation also known as cocktail party problem . fields of application are artifact reduction in multivariate data eg eeg or meg finding hidden factors in financial data or noise reduction in images. further ica can be used to simplify and improve the solution of t...... [Show More]
well not exactly 100 but sort of for a quick and dirty overlook to learn python from valid source code
myvar 3
myvar 2 no myvar
myvar 1
q uot this is a multiline comment.
the following lines concatenate the two strings.q uot
6 2 mystring hello
concatenate...... [Show More]
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