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How can I quantify difference between two images?
... img2 = to_grayscale(imread(file2).astype(float))
# compare
n_m, n_0 = compare_images(img1, img2)
print "Manhattan norm:", n_m, "/ per pixel:", n_m/img1.size
print "Zero norm:", n_0, "/ per pixel:", n_0*1.0/img1.size
How to compare. img1 and img2 are 2D SciPy arrays here:
def comp...
What is the difference between a generative and a discriminative algorithm?
...simple example. Suppose you have the following data in the form (x,y):
(1,0), (1,0), (2,0), (2, 1)
p(x,y) is
y=0 y=1
-----------
x=1 | 1/2 0
x=2 | 1/4 1/4
p(y|x) is
y=0 y=1
-----------
x=1 | 1 0
x=2 | 1/2 1/2
If you take a few minutes to stare at those two...
Why XML-Serializable class need a parameterless constructor
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answered Nov 6 '08 at 5:37
cfedukecfeduke
22k1010 gold badges5959 silver badges6464 bronze badges
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Difference between socket and websocket?
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edited May 10 '13 at 15:17
NTUI
31944 silver badges1212 bronze badges
answered Feb 11 '11 ...
how to create a Java Date object of midnight today and midnight tomorrow?
...ngs that happened today. So I need to compare against dates from today at 00:00am (midnight early this morning) to 12:00pm (midnight tonight).
...
Occurrences of substring in a string
...r = "helloslkhellodjladfjhello";
String findStr = "hello";
int lastIndex = 0;
int count = 0;
while(lastIndex != -1){
lastIndex = str.indexOf(findStr,lastIndex);
if(lastIndex != -1){
count ++;
lastIndex += findStr.length();
}
}
System.out.println(count);
...
What's the difference between setWebViewClient vs. setWebChromeClient?
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edited Nov 5 '18 at 10:14
Sandeep Yohans
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answered May 14 '1...
Generic Repository With EF 4.1 what is the point
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202
You are actually right. DbContext is an implementation of the unit of work pattern and IDbSet i...
CSS Image size, how to fill, not stretch?
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410
If you want to use the image as a CSS background, there is an elegant solution. Simply use cover...
How to set caret(cursor) position in contenteditable element (div)?
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