大约有 267 项符合查询结果（耗时：0.0236秒） [XML]
Image comparison - fast algorithm
...y hit rate is about 92%. With J=400 and K=400 the hit rate only goes up to 96%.
We can take advantage of the extreme speed of the hamming function to solve scaling, rotation, mirroring etc. A multiple-pass technique can be used. On each iteration, transform the sub-rectangles, re-hash, and run the ...
Can dplyr package be used for conditional mutating?
...measurement unit provided. Also, bench-marking on a data set smaller than 1e6 is meaningless too as it doesn't scale.
– David Arenburg
Apr 13 '17 at 16:58
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Cookie blocked/not saved in IFRAME in Internet Explorer
... community wiki
7 revs, 4 users 96%Piskvor
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What is the difference between JDK dynamic proxy and CGLib?
... methods, but will not throw exception gist.github.com/mhewedy/7345403cfa52e6f47563f8a204ec0e80
– Muhammad Hewedy
Dec 9 '18 at 17:24
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Asking the user for input until they give a valid response
... community wiki
2 revs, 2 users 96%Steven Stip
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Named colors in matplotlib
... '#4B0082',
'ivory': '#FFFFF0',
'khaki': '#F0E68C',
'lavender': '#E6E6FA',
'lavenderblush': '#FFF0F5',
'lawngreen': '#7CFC00',
'lemonchiffon': '#FFFACD',
'lightblue': '#ADD8E6',
'lightcoral': '#F08080',
'lightcy...
When to Redis? When to MongoDB? [closed]
... community wiki
4 revs, 3 users 96%Alexander Gugel
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Should I use a data.frame or a matrix?
....frames offering more flexibility over column types. data.frame(a = rnorm(1e6), b = sample(letters, 1e6, TRUE)) will be much smaller (6x by my quick calculation) in memory than the matrix version because of type coercion.
– MichaelChirico
Dec 13 '17 at 11:12
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Stack vs heap allocation of structs in Go, and how they relate to garbage collection
...ype
// ...
return chunk, nil
}
type bigStruct struct {
lots [1e6]float64
}
func myFunction3() (bigStruct, error) {
var chunk bigStruct
// ...
return chunk, nil
}
I modified myFunction2 to return the struct rather than the address of the struct. Compare the assembly outpu...
Auto Scale TextView Text to Fit within Bounds
... community wiki
19 revs, 6 users 96%Chase
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