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what is mean of x1=w/2, y1=h/2, cx=x+x1, cy=y+y1 to count the value of bounding box?
for cnt in contours:
(x,y,w,h) = cv2.boundingRect(cnt)
if w > 20 and h > 20:
cv2.rectangle(img, (x,y), (x+w,y+h), (0,255,0), 2)
x1=w/2
y1=h/2
cx=x+x1
cy=y+y1
a.app...
Fina Noviantika
Votes: 0
Answers: 0
How to find the contour graph and highlighted with 90 percentiles?
I have a raster image whose value ranges from 1 to 10.
I want to find the 90 percentile of mine raster data. And need to find the contour graph by highlighting the area having the 90 percentile. I wan...
user_3264
Votes: 0
Answers: 1
How to make matplotlib contour plot when z is not a function of x and y?
I am trying to make a contour plot of a geographical feature using matplotlib. I have data for the x, y, and z coordinates of about 47 points on this geographical feature. z is not a function of x and...
Kk451
Votes: 0
Answers: 1
Implicit Function Plotting using MATPLOTLIB's Contour not working
I'm trying to plot an implicit function:
yx^2 + y^2x = x + y +xy
using Contour but find that the graph doesn't plot correctly. Example code is shown below:
import matplotlib.pyplot as plt
import nump...
Major Anarchy
Votes: 0
Answers: 1