What is the appropriate usage of "symmetrical" and "symmetric" (using the geometrical adjectival definition of both terms)? Are they synonymous?Dictio...
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2015-09-08 18:38:08
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1. 取得某个索引中某个字段中的所有出现过的值这种操作类似于使用SQL的SELECT UNIQUE语句。当需要获取某个字段上的所有可用值时，可以使用terms聚合查询完成：GET /index_streets/_search?search_type=count
{
"aggs": {
"uniq_streets": {
"terms": {
"field": "nam...
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2015-08-28 00:49:44
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/* * Copyright (C) 2015 hu * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public Lic...
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2015-08-20 09:06:12
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Error outputs can obviously be used to improve reliability, but they also have an important part to play in terms of scalability as wellThe capability...
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2015-08-18 18:44:24
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/*
* %W% %E%
*
* Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved.
* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*/
package java.util;
/**
* The {@co...
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2015-08-14 01:10:03
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定义
最正宗的定义：
If for each object o1 of type S there is an object o2 of type T such that for all programs P defined in terms of T, the behavior of P is unchanged when o1 is substituted for o2 then S is a...
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2015-08-10 10:40:17
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DescriptionIn the Fibonacci integer sequence,F0= 0,F1= 1, andFn=Fn? 1+Fn? 2forn≥ 2. For example, the first ten terms of the Fibonacci sequence are:0, ...
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2015-08-06 00:19:36
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/* * Copyright (c) 1994, 2010, Oracle and/or its affiliates. All rights reserved. * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. ...
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2015-08-05 00:45:14
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Given a sequence of integers S = {S1,S2,...,Sn}, you should determine what is the value of the maximum positive product involving consecutive terms...
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2015-08-02 21:21:49
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参考：http://scikit-learn.org/stable/modules/learning_curve.html
estimator's generalization error can be decomposed in terms of
bias, variance and noise. The bias of
an estimator is its avera...
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2015-07-30 11:33:18
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