大约有 42,000 项符合查询结果（耗时：0.0503秒） [XML]
What is the difference between linear regression and logistic regression?
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edited May 7 '18 at 13:35
answered Aug 30 '16 at 12:07
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How do I design a class in Python?
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edited Nov 18 '18 at 16:40
endolith
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Minimizing NExpectation for a custom distribution in Mathematica
.... Let's extract it from your definition above into simple functions:
pdf[a_, b_, m_, s_, x_] := (1/(2*(a + b)))*a*b*
(E^(a*(m + (a*s^2)/2 - x))*Erfc[(m + a*s^2 - x)/(Sqrt[2]*s)] +
E^(b*(-m + (b*s^2)/2 + x))*Erfc[(-m + b*s^2 + x)/(Sqrt[2]*s)])
pdf2[a_, b_, m_, s_, x_] := pdf[a, b, m, s, Log...
Maven build failed: “Unable to locate the Javac Compiler in: jre or jdk issue”
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edited Jun 14 at 15:27
Peter Mortensen
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Unable to verify leaf signature
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edited May 18 '18 at 17:24
mikemaccana
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Using “label for” on radio buttons
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edited Mar 9 '19 at 12:51
Fellow Stranger
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Genymotion, “Unable to load VirtualBox engine.” on Mavericks. VBox is setup correctly
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edited Dec 26 '19 at 6:37
whoKnows
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Best way to store date/time in mongodb
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edited Feb 10 '14 at 10:52
Dan Dascalescu
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iPhone UITextField - Change placeholder text color
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edited Jun 22 '14 at 15:36
answered Dec 4 '12 at 3:08
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Rails :include vs. :joins
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edited Dec 10 '14 at 19:26
pjam
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