??xml version="1.0" encoding="utf-8" standalone="yes"?>亚洲国产日韩一区二区,综合色中文字幕,偷拍视屏一区http://www.aygfsteel.com/pengminghua/category/41518.htmlzh-cnSun, 08 Jun 2014 17:03:42 GMTSun, 08 Jun 2014 17:03:42 GMT60OpenHandX-River 1.0http://www.aygfsteel.com/pengminghua/archive/2012/11/12/ESB.html彭明?/dc:creator>彭明?/author>Mon, 12 Nov 2012 13:24:00 GMThttp://www.aygfsteel.com/pengminghua/archive/2012/11/12/ESB.htmlhttp://www.aygfsteel.com/pengminghua/comments/391231.htmlhttp://www.aygfsteel.com/pengminghua/archive/2012/11/12/ESB.html#Feedback2http://www.aygfsteel.com/pengminghua/comments/commentRss/391231.htmlhttp://www.aygfsteel.com/pengminghua/services/trackbacks/391231.html阅读全文

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Open HandX 决策分析产品Q由于该产品需要很多准备工作,暂停Q?/title><link>http://www.aygfsteel.com/pengminghua/archive/2009/09/02/293613.html</link><dc:creator>彭明?/dc:creator><author>彭明?/author><pubDate>Wed, 02 Sep 2009 08:26:00 GMT</pubDate><guid>http://www.aygfsteel.com/pengminghua/archive/2009/09/02/293613.html</guid><wfw:comment>http://www.aygfsteel.com/pengminghua/comments/293613.html</wfw:comment><comments>http://www.aygfsteel.com/pengminghua/archive/2009/09/02/293613.html#Feedback</comments><slash:comments>1</slash:comments><wfw:commentRss>http://www.aygfsteel.com/pengminghua/comments/commentRss/293613.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/pengminghua/services/trackbacks/293613.html</trackback:ping><description><![CDATA[<p>   <span style="font-family: 宋体">前言</span></p> <p><span style="font-family: 宋体">也许(zhn)用q?/span>cognos<span style="font-family: 宋体">{数据挖掘工P但我很遗憄告诉(zhn)那只是一个功能强大的自定义报表展现工兗?/span></p> <p><span style="font-family: 宋体">数据挖掘Q?/span>DM<span style="font-family: 宋体">Q?/span>Data Mining<span style="font-family: 宋体">Q就是从大量的、不完全的、有噪声的、模p的、随机的数据中,提取隐含在其中的、h们事先不知道的,但又是潜在的有用信息和知识的q程。还有很多和q一术语相近的术语,如从数据库中发现知识Q?/span>KDD<span style="font-family: 宋体">Q、数据分析、知识抽取、商业智能、决{分析等?/span> <span style="font-family: 宋体">q里最重要的不仅是面向特定数据库的单检索查询调用,而且要对q些数据q行微观或宏观的l计、分析、综合和推理Q企囑֏C仉的相互关联,甚至利用已有的数据对未来的活动进行预?/span></p> <h1><span style="font-family: 宋体">数据挖掘的数据来?/span></h1> <p>1<span style="font-family: 宋体">、关pL据库Q日常运行的业务pȝ拥有大量的数据库</span></p> <p>2<span style="font-family: 宋体">、数据仓?/span></p> <p>3<span style="font-family: 宋体">、事务数据库Q把一个或几个事务数据库集中到一个只ȝ数据挖掘?/span></p> <p>4<span style="font-family: 宋体">、高U数据库及高U数据库的应用:</span>CAD<span style="font-family: 宋体">I间数据库、文本数据库、空间数据库、多媒体数据库等</span></p> <h1><span style="font-family: 宋体">数据挖掘的体pȝ构与q行q程</span></h1> <p> <table style="width: 460.5pt" cellspacing="0" cellpadding="0" width="614" border="0"> <tbody> <tr style="height: 31.5pt"> <td style="border-right: black 1pt solid; padding-right: 0cm; border-top: black 1.5pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1.5pt solid; width: 37.45pt; padding-top: 0cm; border-bottom: black 1pt solid; height: 31.5pt" valign="top" width="50"> <p><span style="font-family: 宋体">?/span></p> </td> <td style="border-right: black 1pt solid; padding-right: 0cm; border-top: black 1.5pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1pt solid; width: 66.25pt; padding-top: 0cm; border-bottom: black 1pt solid; height: 31.5pt" valign="top" width="88"> <p><span style="font-family: 宋体">特征</span></p> </td> <td style="border-right: black 1pt solid; padding-right: 0cm; border-top: black 1.5pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1pt solid; width: 66.9pt; padding-top: 0cm; border-bottom: black 1pt solid; height: 31.5pt" valign="top" width="89"> <p><span style="font-family: 宋体">数据挖掘法</span></p> </td> <td style="border-right: black 1pt solid; padding-right: 0cm; border-top: black 1.5pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1pt solid; width: 91.9pt; padding-top: 0cm; border-bottom: black 1pt solid; height: 31.5pt" valign="top" width="123"> <p><span style="font-family: 宋体">集成</span></p> </td> <td style="border-right: black 1pt solid; padding-right: 0cm; border-top: black 1.5pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1pt solid; width: 90pt; padding-top: 0cm; border-bottom: black 1pt solid; height: 31.5pt" valign="top" width="120"> <p><span style="font-family: 宋体">分布计算模型</span></p> </td> <td style="border-right: black 1.5pt solid; padding-right: 0cm; border-top: black 1.5pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1pt solid; width: 108pt; padding-top: 0cm; border-bottom: black 1pt solid; height: 31.5pt" valign="top" width="144"> <p><span style="font-family: 宋体">数据模型</span></p> </td> </tr> <tr style="height: 38.25pt"> <td style="border-right: black 1pt solid; padding-right: 0cm; border-top: black 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1.5pt solid; width: 37.45pt; padding-top: 0cm; border-bottom: black 1pt solid; height: 38.25pt" valign="top" width="50"> <p><span style="font-family: 宋体">W一?/span></p> </td> <td style="border-right: black 1pt solid; padding-right: 0cm; border-top: black 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1pt solid; width: 66.25pt; padding-top: 0cm; border-bottom: black 1pt solid; height: 38.25pt" valign="top" width="88"> <p><span style="font-family: 宋体">数据挖掘作ؓ一个独立的应用</span></p> </td> <td style="border-right: black 1pt solid; padding-right: 0cm; border-top: black 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1pt solid; width: 66.9pt; padding-top: 0cm; border-bottom: black 1pt solid; height: 38.25pt" valign="top" width="89"> <p><span style="font-family: 宋体">支持一个或者多个算?/span></p> </td> <td style="border-right: black 1pt solid; padding-right: 0cm; border-top: black 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1pt solid; width: 91.9pt; padding-top: 0cm; border-bottom: black 1pt solid; height: 38.25pt" valign="top" width="123"> <p><span style="font-family: 宋体">独立的系l?/span></p> </td> <td style="border-right: black 1pt solid; padding-right: 0cm; border-top: black 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1pt solid; width: 90pt; padding-top: 0cm; border-bottom: black 1pt solid; height: 38.25pt" valign="top" width="120"> <p><span style="font-family: 宋体">单个机器</span></p> </td> <td style="border-right: black 1.5pt solid; padding-right: 0cm; border-top: black 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1pt solid; width: 108pt; padding-top: 0cm; border-bottom: black 1pt solid; height: 38.25pt" valign="top" width="144"> <p><span style="font-family: 宋体">向量数据</span></p> </td> </tr> <tr style="height: 49.5pt"> <td style="border-right: black 1pt solid; padding-right: 0cm; border-top: black 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1.5pt solid; width: 37.45pt; padding-top: 0cm; border-bottom: black 1pt solid; height: 49.5pt" valign="top" width="50"> <p><span style="font-family: 宋体">W二?/span></p> </td> <td style="border-right: black 1pt solid; padding-right: 0cm; border-top: black 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1pt solid; width: 66.25pt; padding-top: 0cm; border-bottom: black 1pt solid; height: 49.5pt" valign="top" width="88"> <p><span style="font-family: 宋体">和数据库以及数据仓库集成</span></p> </td> <td style="border-right: black 1pt solid; padding-right: 0cm; border-top: black 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1pt solid; width: 66.9pt; padding-top: 0cm; border-bottom: black 1pt solid; height: 49.5pt" valign="top" width="89"> <p><span style="font-family: 宋体">多个法Q能够挖掘一ơ不能放q内存的数据</span></p> </td> <td style="border-right: black 1pt solid; padding-right: 0cm; border-top: black 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1pt solid; width: 91.9pt; padding-top: 0cm; border-bottom: black 1pt solid; height: 49.5pt" valign="top" width="123"> <p><span style="font-family: 宋体">数据理pȝQ包括数据库和数据仓?/span></p> </td> <td style="border-right: black 1pt solid; padding-right: 0cm; border-top: black 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1pt solid; width: 90pt; padding-top: 0cm; border-bottom: black 1pt solid; height: 49.5pt" valign="top" width="120"> <p><span style="font-family: 宋体">局部区域的计算机集?/span></p> </td> <td style="border-right: black 1.5pt solid; padding-right: 0cm; border-top: black 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1pt solid; width: 108pt; padding-top: 0cm; border-bottom: black 1pt solid; height: 49.5pt" valign="top" width="144"> <p><span style="font-family: 宋体">有些pȝ支持对象、文本和q箋的媒体数?/span></p> </td> </tr> <tr style="height: 38.25pt"> <td style="border-right: black 1pt solid; padding-right: 0cm; border-top: black 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1.5pt solid; width: 37.45pt; padding-top: 0cm; border-bottom: black 1pt solid; height: 38.25pt" valign="top" width="50"> <p><span style="font-family: 宋体">W三?/span></p> </td> <td style="border-right: black 1pt solid; padding-right: 0cm; border-top: black 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1pt solid; width: 66.25pt; padding-top: 0cm; border-bottom: black 1pt solid; height: 38.25pt" valign="top" width="88"> <p><span style="font-family: 宋体">和预a模型pȝ集成</span></p> </td> <td style="border-right: black 1pt solid; padding-right: 0cm; border-top: black 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1pt solid; width: 66.9pt; padding-top: 0cm; border-bottom: black 1pt solid; height: 38.25pt" valign="top" width="89"> <p><span style="font-family: 宋体">多个法</span></p> </td> <td style="border-right: black 1pt solid; padding-right: 0cm; border-top: black 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1pt solid; width: 91.9pt; padding-top: 0cm; border-bottom: black 1pt solid; height: 38.25pt" valign="top" width="123"> <p><span style="font-family: 宋体">数据理和预a模型pȝ</span></p> </td> <td style="border-right: black 1pt solid; padding-right: 0cm; border-top: black 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1pt solid; width: 90pt; padding-top: 0cm; border-bottom: black 1pt solid; height: 38.25pt" valign="top" width="120"> <p>Internet/Extranet<span style="font-family: 宋体">|络计算</span></p> </td> <td style="border-right: black 1.5pt solid; padding-right: 0cm; border-top: black 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1pt solid; width: 108pt; padding-top: 0cm; border-bottom: black 1pt solid; height: 38.25pt" valign="top" width="144"> <p><span style="font-family: 宋体">支持半结构化数据?/span>Web<span style="font-family: 宋体">数据</span></p> </td> </tr> <tr style="height: 38.25pt"> <td style="border-right: black 1pt solid; padding-right: 0cm; border-top: black 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1.5pt solid; width: 37.45pt; padding-top: 0cm; border-bottom: black 1.5pt solid; height: 38.25pt" valign="top" width="50"> <p><span style="font-family: 宋体">W四?/span></p> </td> <td style="border-right: black 1pt solid; padding-right: 0cm; border-top: black 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1pt solid; width: 66.25pt; padding-top: 0cm; border-bottom: black 1.5pt solid; height: 38.25pt" valign="top" width="88"> <p><span style="font-family: 宋体">和移动数?/span>/<span style="font-family: 宋体">各种计算数据联合</span></p> </td> <td style="border-right: black 1pt solid; padding-right: 0cm; border-top: black 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1pt solid; width: 66.9pt; padding-top: 0cm; border-bottom: black 1.5pt solid; height: 38.25pt" valign="top" width="89"> <p><span style="font-family: 宋体">多个法</span></p> </td> <td style="border-right: black 1pt solid; padding-right: 0cm; border-top: black 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1pt solid; width: 91.9pt; padding-top: 0cm; border-bottom: black 1.5pt solid; height: 38.25pt" valign="top" width="123"> <p><span style="font-family: 宋体">数据理、预a模型、移动系l?/span></p> </td> <td style="border-right: black 1pt solid; padding-right: 0cm; border-top: black 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1pt solid; width: 90pt; padding-top: 0cm; border-bottom: black 1.5pt solid; height: 38.25pt" valign="top" width="120"> <p><span style="font-family: 宋体">Ud和各U计设?/span></p> </td> <td style="border-right: black 1.5pt solid; padding-right: 0cm; border-top: black 1pt solid; padding-left: 0cm; padding-bottom: 0cm; border-left: black 1pt solid; width: 108pt; padding-top: 0cm; border-bottom: black 1.5pt solid; height: 38.25pt" valign="top" width="144"> <p><span style="font-family: 宋体">普遍存在的计模?/span></p> </td> </tr> </tbody> </table> </p> <h1><span style="font-family: 宋体">数据挖掘的分c?/span></h1> <p>1<span style="font-family: 宋体">、分cd析:主要用于预测模型Q通过数据库中的某些数据得到另外的数据为目标。分cȝ法通过判断数据记录的属性与已知训练数据中风险程度的关系l出预言l果</span></p> <p>2<span style="font-family: 宋体">、聚cd析:聚类用于从数据集中找出相似的数据q组成不同的l。与前面的预模型不同,聚类中没有明昄目标变量作ؓ数据的属性存在。聚cȝ法通过数据判?#8220;隐藏属?#8221;</span></p> <p>3<span style="font-family: 宋体">、关联规则:目的在于生成部分数据的概要,L数据子集间的兌关系或者一些数据与其数据之间的z关系</span></p> <p>4<span style="font-family: 宋体">、h工神l网l?/span></p> <p>5<span style="font-family: 宋体">、遗传算?/span></p> <p>6<span style="font-family: 宋体">、模p集和模p逻辑</span></p> <p>7<span style="font-family: 宋体">、可视化Ҏ(gu)</span></p> <h1><span style="font-family: 宋体">数据挖掘的步?/span></h1> <p>1<span style="font-family: 宋体">、问题定义:明确实际工作Ҏ(gu)据挖掘的需求、通过对各U学?fn)算法的?gu)而确定可用的学习(fn)法</span></p> <p>2<span style="font-family: 宋体">、数据收集和预处理:数据准备、数据集成、数据清z、数据变换、数据简?/span></p> <p>3<span style="font-family: 宋体">、数据挖掘算法执行:定挖掘d后,p军_使用什么样的算法。选择实现法有两个考虑因素Q一是不同的数据有不同的特点Q因此需要与之相关的法来挖掘;二是用户或实际运行系l的要求</span></p> <p>4<span style="font-family: 宋体">、结果的解释和评伎ͼ数据挖掘阶段发现出来的模?/span>,<span style="font-family: 宋体">l过评估Q可能存在冗余和无关的模式,需要将其剔除。也有可能模式不满用户要求Q这旉要整个过E回退到前一阶段</span></p> <h1><span style="font-family: 宋体">数据挖掘?/span>OLAP</h1> <p>       <span style="font-family: 宋体">数据挖掘?/span>OLAP<span style="font-family: 宋体">都属于分析型工具Q数据挖掘是一U挖掘型工具Q它能自动地发现隐藏在数据中的模式,作出预测性分析的分析工具Q它的分析过E是自动的。用户不必提出确切的问题。数据挖掘所处的位置较深</span></p> <p>       OLAP<span style="font-family: 宋体">是自上而下、不断深入的分析工具Qƈ以可视化的方式呈现给用户?/span>OLAP<span style="font-family: 宋体">更多依靠用户输入问题和假设,但用户先入ؓȝ局限性可能会限制问题和假讄范围Q从而媄响最l的l论?/span>OLAP<span style="font-family: 宋体">位于较浅的层?/span></p> <p>    <span style="font-family: 宋体">管数据挖掘?/span>OLAP<span style="font-family: 宋体">存在着上面的差异,但二者相辅相?br /> <br /> <br /> Open View 决策分析q_会在2010-2011q推?/span></p><img src ="http://www.aygfsteel.com/pengminghua/aggbug/293613.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/pengminghua/" target="_blank">彭明?/a> 2009-09-02 16:26 <a href="http://www.aygfsteel.com/pengminghua/archive/2009/09/02/293613.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item></channel></rss> <footer> <div class="friendship-link"> <a href="http://www.aygfsteel.com/" title="狠狠久久亚洲欧美专区_中文字幕亚洲综合久久202_国产精品亚洲第五区在线_日本免费网站视频">狠狠久久亚洲欧美专区_中文字幕亚洲综合久久202_国产精品亚洲第五区在线_日本免费网站视频</a> </div> </footer> վ֩ģ壺 <a href="http://" target="_blank">ʹ</a>| <a href="http://" target="_blank">Դ</a>| <a href="http://" target="_blank">崨</a>| <a href="http://" target="_blank"></a>| <a href="http://" target="_blank">̩</a>| <a href="http://" target="_blank"></a>| <a href="http://" target="_blank"></a>| <a href="http://" target="_blank"></a>| <a href="http://" target="_blank">̨</a>| <a href="http://" target="_blank">Ȫ</a>| <a href="http://" target="_blank">»</a>| <a href="http://" target="_blank"></a>| <a 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