📄 text8-11.htm
字号:
<html>
<head>
<title>Untitled Document</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
</head>
<body bgcolor="#FFFFFF" link="#0000FF" vlink="#3399FF" alink="#FF0066">
<div id="Layer1" style="position:absolute; width:711px; height:21px; z-index:1; top: 10px; background-color: #CCCCCC; layer-background-color: #CCCCCC; border: 1px none #000000; left: 26px"><b>|</b><font face="宋体" size="2"><a href="../text1/text1-0.htm">第一章</a></font><b>|</b><font face="宋体" size="2"><a href="../text2/text2-0.htm">第二章</a></font><b>|</b><font face="宋体" size="2"><a href="../text3/text3-0.htm">第三章</a></font><b>|</b><font face="宋体" size="2"><a href="../text4/text4-0.htm">第四章</a></font><b>|</b><font face="宋体" size="2"><a href="../text5/text5-0.htm">第五章</a></font><b>|</b><font face="宋体" size="2"><a href="../text6/text6-0.htm">第六章</a></font><b>|</b><font face="宋体" size="2"><a href="../text7/text7-0.htm">第七章</a></font><b>|</b><font face="宋体" size="2">第八章</font><b>|</b><font face="宋体" size="2"><a href="../text9/text9-0.htm">第九章</a></font><b>|</b><font face="宋体" size="2"><a href="../text10/text10-0.htm">第十章</a></font><b>|</b><font size="2" face="宋体"><a href="../textA/textA-0.htm">算法分析</a><b><font color="#000000">|</font></b>
</font></div>
<pre align="left">
<b><font face="Arial, Helvetica, sans-serif" size="3" color="#CC0099"><i>Reduce the average number of probes</i></font><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">
<i><font color="#0033CC">quadratic probing</font></i> : <i>( f( x ) +<img src="image/i2.gif" width="14" height="20" align="middle"> ) % b 1 <= i <= (b -1)/2
( f( x ) - <img src="image/i2.gif" width="14" height="20" align="middle"> ) % b </i>
( b -- a prime number of the form <i>4j + 3 </i>, <i>j</i> is an integer))
<i><font color="#0033CC">linear probing</font></i> : <i> ( f( x ) + i ) % b </i> <i> 0 <= i <= b -1 </i>
( b -- the number of buckets in the table)
<i><font color="#0033CC">Reduce the clustering </font></i> rehashing <i> ( f 1, f 2,... ,f b, )</i>
<i><font color="#0033CC">handing bucket overflow</font></i> random probing
</font></b></pre>
<table width="731" cellspacing="0" cellpadding="0">
<tr>
<td width="327"> </td>
<td width="271"><a href="../index.htm"><img width="60" height="25" usemap="#MapMap4" border="0" src="../../images/home.gif"></a><a href="../index.htm"><map name="MapMap4"><area shape="rect" coords="42,-34,88,-15" href="text0.htm"><area shape="rect" coords="4,4,55,23" href="text8-index.htm"></map></a></td>
<td width="131"><font face="楷体_GB2312" size="2"><b><a href="text8-10.htm">上</a><a href="text8-10.htm">一页</a>
<a href="text8-12.htm">下一页</a></b></font></td>
</tr>
</table>
</body>
</html>
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -