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如何选择机器学习算法 - 大数据 & AI - 清泛网移动版 - 专注C/C++及内核技术
...r SVMs, and you can easily update your model to take in new data (using an online gradient descent method), again unlike decision trees or SVMs. Use it if you want a probabilistic framework (e.g., to easily adjust classification thresholds, to say when you’re unsure, or to get confidence inter...
How does the Google “Did you mean?” Algorithm work?
...fer to Chapter 3 of Introduction to Information Retrieval. It is available online for free. Section 3.3 (page 52) exactly answers your question. And to specifically answer your update you only need a dictionary of words and nothing else (including millions of users).
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B-Tree vs Hash Table
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Can reshashing be performed while db is online? Or do we have to lock the table to rehash everything?
– Pacerier
Jul 5 '12 at 23:12
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“The page you are requesting cannot be served because of the extension configuration.” error message
... run this command from an administrator command prompt: "dism /Online /Enable-Feature /FeatureName:WCF-HTTP-Activation /all", or "dism /Online /Enable-Feature /FeatureName:WCF-HTTP-Activation45 /all"
– Paul Suart
Oct 14 '13 at 21:20
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Can you target with css?
...no way to style BR as you can do with other elements. There is also a site online where you can test the results in your browser.
Update
pelms made some further investigations, and pointed out that IE8 (on Win7) and Chrome 2/Safari 4b allows you to style BR somewhat. And indeed, I checked the IE ...
How do you match only valid roman numerals with a regular expression?
...st one Roman numeral letter). Should work in PCRE, Perl, Python and Ruby.
Online Ruby demo: http://rubular.com/r/KLPR1zq3Hj
Online Conversion: http://www.onlineconversion.com/roman_numerals_advanced.htm
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Maximum Year in Expiry Date of Credit Card
Various online services have different values for maximum year of expiry, when it comes to Credit Cards.
10 Answers
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How to check if all of the following items are in a list?
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This was what I was searching online but unfortunately found not online but while experimenting on python interpreter.
>>> case = "caseCamel"
>>> label = "Case Camel"
>>> list = ["apple", "banana"]
>>>
>>> (...
What's the best UML diagramming tool? [closed]
...asy for several team members to work together on the same model. Hopefully online modeling is going to change the way many IT people evaluate and use (UML) modeling in their day-to-day development projects. I'd gladly read more about online modeling. Does anyone know if it's an ongoing trend?
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How do iOS Push Notifications work?
...hannel between a provider server and APNs—requires configuration in your online developer account and the use of Apple-supplied cryptographic certificates. A provider is a server, that you deploy and manage, that you configure to work with APNs. Figure 1-1 shows the path of delivery for a remote n...