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Image comparison - fast algorithm
..." histogram, and suppose we choose 4 buckets for our histogram: 0-63, 64-127, 128-191, and 192-255. Then for each pixel, we look at the green value, and add a tally to the appropriate bucket. When we're done tallying, we divide each bucket total by the number of pixels in the entire image to get a...
Make EditText ReadOnly
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Mehul Mistri
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answered Jun 17 '11 at 9:47
NikhilNikhil
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count the frequency that a value occurs in a dataframe column
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Use groupby and count:
In [37]:
df = pd.DataFrame({'a':list('abssbab')})
df.groupby('a').count()
Out[37]:
a
a
a 2
b 3
s 2
[3 rows x 1 columns]
See the online docs: http://pandas.pydata.org/pandas-docs/stable/groupby.html
Also value_counts...
Resource interpreted as Script but transferred with MIME type text/plain - for local file
...hat neither Content Type nor PercievedType are there by default on Windows 7, so you could probably safely delete them both, but the minimum you need to do is that edit.
Anyway I hope this fixes it for you too!
share
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What is the meaning of the 'g' flag in regular expressions?
...chleensachleen
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1
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How to show full object in Chrome console?
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edited Jul 5 '16 at 7:43
Mosh Feu
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answ...
Regular expression for a hexadecimal number?
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Steven SchroederSteven Schroeder
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Is git-svn dcommit after merging in git dangerous?
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174
Actually, I found an even better way with the --no-ff option on git merge.
All this squash tech...
Timeout function if it takes too long to finish [duplicate]
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edited Sep 25 '12 at 7:01
Danra
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answered ...
Get raw POST body in Python Flask regardless of Content-Type header
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davidism
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answered May 27 '14 at 21:06
miracle2kmiracle...