大约有 36,000 项符合查询结果(耗时:0.0615秒) [XML]

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What is an intuitive explanation of the Expectation Maximization technique? [closed]

... parameters: import numpy as np from scipy import stats np.random.seed(110) # for reproducible results # set parameters red_mean = 3 red_std = 0.8 blue_mean = 7 blue_std = 2 # draw 20 samples from normal distributions with red/blue parameters red = np.random.normal(red_mean, red_std, size=20) b...
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What exactly does an #if 0 … #endif block do?

... | edited May 17 '10 at 21:31 answered May 17 '10 at 21:24 ...
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Getting the closest string match

... +100 I was presented with this problem about a year ago when it came to looking up user entered information about a oil rig in a database ...
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How to create NSIndexPath for TableView

... IndexPath(row: rowIndex, section: sectionIndex) Swift 5 IndexPath(row: 0, section: 0) share | improve this answer | follow | ...
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Python Matplotlib figure title overlaps axes label when using twiny

...tlib, but at least for 1.3.1, this is simply: plt.title(figure_title, y=1.08) This also works for plt.suptitle(), but not (yet) for plt.xlabel(), etc. share | improve this answer | ...
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C# equivalent to Java's charAt()?

... 201 You can index into a string in C# like an array, and you get the character at that index. Exam...
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Capture characters from standard input without waiting for enter to be pressed

... 101 That's not possible in a portable manner in pure C++, because it depends too much on the termin...
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jQuery.active function

... and $.ajaxStop() (which I'll explain further), but they only care if it's 0 or not when a request starts or stops. But, since there's no reason to hide it, it's exposed to you can see the actual number of simultaneous AJAX requests currently going on. When jQuery starts an AJAX request, this ha...
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Sqlite LIMIT / OFFSET query

... andybalholm 11.6k22 gold badges2828 silver badges4040 bronze badges answered Jul 24 '10 at 15:05 Bill KarwinBill Karwin 437k7777...
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The simplest way to resize an UIImage?

...Phone app, I take a picture with the camera, then I want to resize it to 290*390 pixels. I was using this method to resize the image : ...