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python Programming Glossary: circleOpenCV dot target detection not finding all targets, and found circles are offset http://stackoverflow.com/questions/10404062/opencv-dot-target-detection-not-finding-all-targets-and-found-circles-are-offse dot target detection not finding all targets and found circles are offset I'm trying to detect the center of black white.. able to detect 2 to 3 targets and 2 when I plot the found circles back onto the image they're always offset slightly. Am I using.. tr cv2.adaptiveThreshold blur 255 0 1 11 2 circles cv2.HoughCircles gray cv.CV_HOUGH_GRADIENT 3 100 None 200 100..
How do I change the color of my widget in Kivy at run time? http://stackoverflow.com/questions/12997545/how-do-i-change-the-color-of-my-widget-in-kivy-at-run-time it afterwards. Here is the simple layout definition file circletest.kv . It defines a circle where the color actually just the.. simple layout definition file circletest.kv . It defines a circle where the color actually just the r from rgba position and size.. Ellipse pos self.pos size self.size Here's the application circletest.py . It creates and displays the simple widget. The color..
Mutli-threading python with Tkinter http://stackoverflow.com/questions/14379106/mutli-threading-python-with-tkinter threading python with Tkinter I'm drawing little circle on a canvas with these functions This is the function who draw.. with these functions This is the function who draw the circles class Fourmis def __init__ self can posx posy name radius self.can.. 10 self.move this one create the canvas and the circles class App Frame def __init__ self self.root Tk self.can Canvas..
Haversine Formula in Python (Bearing and Distance between two GPS points) http://stackoverflow.com/questions/4913349/haversine-formula-in-python-bearing-and-distance-between-two-gps-points def haversine lon1 lat1 lon2 lat2 Calculate the great circle distance between two points on the earth specified in decimal..
http://stackoverflow.com/questions/7303309/how-do-i-get-more-locations parameter in which case it returns venues inside a circle around the given point with the given radius or it takes two.. radius 50 which will give you 50 venues within the 50m circle around that point. A smaller radius will reduce the number of..
How to apply a disc shaped mask to a numpy array? http://stackoverflow.com/questions/8647024/how-to-apply-a-disc-shaped-mask-to-a-numpy-array it automatically trimmed to fit. python arrays numpy mask circle share improve this question I would do it like this where..
How do I generate circular thumbnails with PIL? http://stackoverflow.com/questions/890051/how-do-i-generate-circular-thumbnails-with-pil circular image thumbnails using PIL The space outside the circle should be transparent. Snippets would be highly appreciated.. you in advance. python thumbnails python imaging library circle share improve this question The easiest way to do it is..
Python Library/Framework for writing P2P applications http://stackoverflow.com/questions/963305/python-library-framework-for-writing-p2p-applications was the last version http savannah.nongnu.org projects circle Also from my bookmarks http entangled.sourceforge.net is Entangled..
http://stackoverflow.com/questions/9860667/writing-robust-color-and-size-invariant-circle-detection-with-opencv-based-on robust color and size invariant circle detection with opencv based on Hough transform or other features.. I wrote the following very simple python code to find circles in an image import cv import numpy as np WAITKEY_DELAY_MS 10.. while key_pressed STOP_KEY # grab image orig cv.LoadImage 'circles3.jpg' # create tmp images grey_scale cv.CreateImage cv.GetSize..
Python & Pygame: Updating all elements in a list under a loop during iteration http://stackoverflow.com/questions/11172711/python-pygame-updating-all-elements-in-a-list-under-a-loop-during-iteration and event.key K_c circle_create True circle_list.append Circle if event.type MOUSEBUTTONDOWN and circle_create True if clicks..
http://stackoverflow.com/questions/1208322/dictionary-with-classes a class through a dictionary shapes '1' Square '2' Circle '3' Triangle x shapes raw_input I want to let the user pick.. if the user entered 2 x would then be a new instance of Circle. Is this possible python dictionary class share improve this.. question Almost. What you want is shapes '1' Square '2' Circle '3' Triangle # just the class names in the dict x shapes raw_input..
Python method/function arguments starting with asterisk and dual asterisk http://stackoverflow.com/questions/4306574/python-method-function-arguments-starting-with-asterisk-and-dual-asterisk
Python Library/Framework for writing P2P applications http://stackoverflow.com/questions/963305/python-library-framework-for-writing-p2p-applications there was an old P2P system out of Australia called The Circle a few years ago written entirely in Python which had secure..
Is self.__dict__.update(**kwargs) good or poor style? http://stackoverflow.com/questions/9728243/is-self-dict-updatekwargs-good-or-poor-style kwargs good or poor style In Python say I have some class Circle that inherits from Shape. Shape needs x and y coordinates and.. Shape. Shape needs x and y coordinates and in addition Circle needs a radius. I want to be able to initialize Circle by doing.. Circle needs a radius. I want to be able to initialize Circle by doing something like c Circle x 1. y 5. r 3. Circle inherits..
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