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python Programming Glossary: y1http://stackoverflow.com/questions/2648151/python-frequency-detection interpolation around the max if which len fftData 1 y0 y1 y2 np.log fftData which 1 which 2 x1 y2 y0 .5 2 y1 y2 y0 # find.. 1 y0 y1 y2 np.log fftData which 1 which 2 x1 y2 y0 .5 2 y1 y2 y0 # find the frequency and output it thefreq which x1 RATE..
What are “named tuples” in Python? http://stackoverflow.com/questions/2970608/what-are-named-tuples-in-python sqrt pt1 0 pt2 0 2 pt1 1 pt2 1 2 # use tuple unpacking x1 y1 pt1 Thus you should use named tuples instead of tuples anywhere..
How do you return multiple values in Python? http://stackoverflow.com/questions/354883/how-do-you-return-multiple-values-in-python tupling . Consider this trivial example def f x y0 x 1 y1 x 3 y2 y0 y3 return y0 y1 y2 However this quickly gets problematic.. trivial example def f x y0 x 1 y1 x 3 y2 y0 y3 return y0 y1 y2 However this quickly gets problematic as the number of values.. by means of a dict . Consider the following def g x y0 x 1 y1 x 3 y2 y0 y3 return 'y0' y0 'y1' y1 'y2' y2 edit Just to be..
How can I check if two segments intersect? http://stackoverflow.com/questions/3838329/how-can-i-check-if-two-segments-intersect 2 segments intersect I've the following data Segment1 x1 y1 x2 y2 Segment2 x1 y1 x2 y2 I need to write a small algorithm.. I've the following data Segment1 x1 y1 x2 y2 Segment2 x1 y1 x2 y2 I need to write a small algorithm in python to detect..
Creating graph with date and time in axis labels with matplotlib http://stackoverflow.com/questions/5498510/creating-graph-with-date-and-time-in-axis-labels-with-matplotlib 0 0 The first column is epoch time in ms second is y1 and third is y2 . I need a plot with the time on the x axis.. is y2 . I need a plot with the time on the x axis and y1 and y2 on left and right y axes. I have been scouring through.. 2735 1249 1293606162213 0 0 1293606162229 0 0 d a 0 y1 a 1 y2 a 2 # convert epoch to matplotlib float format s d 1000..
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