考察例1 4 - 8中的1 4个点。A中的最近点对为(b,h),其距离约为0 . 3 1 6。B中最近点对为 (f, j),其距离为0 . 3,因此= 0 . 3。当考察 是否存在第三类点时,除d, g, i, l, m 以外 的点均被淘汰,因为它们距分割线x= 1的 距离≥ 。RA ={d, i, m},RB= {g, l},由 于d 和m 的比较区中没有点,只需考察i 即可。i 的比较区中仅含点l。计算i 和l 的距离,发现它小于,因此(i, l) 是最近
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上传时间: 2013-12-03
上传用户:66666
Verilog HDL: Magnitude For a vector (a,b), the magnitude representation is the following: A common approach to implementing these arithmetic functions is to use the Coordinate Rotation Digital Computer (CORDIC) algorithm. The CORDIC algorithm calculates the trigonometric functions of sine, cosine, magnitude, and phase using an iterative process. It is made up of a series of micro-rotations of the vector by a set of predetermined constants, which are powers of two. Using binary arithmetic, this algorithm essentially replaces multipliers with shift and add operations. In a Stratix™ device, it is possible to calculate some of these arithmetic functions directly, without having to implement the CORDIC algorithm.
标签: representation Magnitude the magnitude
上传时间: 2013-12-24
上传用户:金宜
About: hamsterdb is a database engine written in ANSI C. It supports a B+Tree index structure, uses memory mapped I/O (if available), supports cursors, and can create in-memory databases. Release focus: Major feature enhancements Changes: This release comes with many changes and new features. It can manage multiple databases in one file. A new flag (HAM_LOCK_EXCLUSIVE) places an exclusive lock on the file. hamsterdb was ported to Windows CE, and the Solution file for Visual Studio 2005 now supports builds for x64. Several minor bugs were fixed, performance was improved, and small API changes occurred. Pre-built libraries for Windows (32-bit and 64-bit) are available for download. Author: cruppstahl
标签: C. hamsterdb structure database
上传时间: 2013-12-11
上传用户:LouieWu
B树及其B+树的实现代码,支持模版(数据类型,M值)
上传时间: 2016-02-22
上传用户:jhksyghr
高斯-塞德尔迭代法算法: 设方程组AX=b 的系数矩阵的对角线元素 ,M为迭代次数容许的最大值, 为容许误差。 ① 取初始向量 ,令k=0 ② 对 计算 ③ 如果 ,则输出 ,结束;否则执行④, ④ 如果 ,则不收敛,终止程序;否则 ,转②。
上传时间: 2014-01-22
上传用户:集美慧
5.22④ 假设系数矩阵A和B均以三元组表作为存储结构。 试写出满足以下条件的矩阵相加的算法:假设三元组表A 的空间足够大,将矩阵B加到矩阵A上,不增加A、B之外 的附加空间,你的算法能否达到O(m+n)的时间复杂度?其 中m和n分别为A、B矩阵中非零元的数目。
上传时间: 2013-12-13
上传用户:coeus
3.画椭圆ellipse 4.利用ellipse and rectangle 画图 5.一个最优美的图案 6.输入3个数a,b,c,按大小顺序输出 :输入数组,最大的与第一个元素交换,最小的与最后一个元素交换,输出数组。 7.有n个整数,使其前面各数顺序向后移m个位置,最后m个数变成最前面的m个数
上传时间: 2016-11-16
上传用户:royzhangsz
Problem B:Longest Ordered Subsequence A numeric sequence of ai is ordered if a1 < a2 < ... < aN. Let the subsequence of the given numeric sequence (a1, a2, ..., aN) be any sequence (ai1, ai2, ..., aiK), where 1 <= i1 < i2 < ... < iK <= N. For example, sequence (1, 7, 3, 5, 9, 4, 8) has ordered subsequences, e. g., (1, 7), (3, 4, 8) and many others. All longest ordered subsequences are of length 4, e. g., (1, 3, 5, 8).
标签: Subsequence sequence Problem Longest
上传时间: 2016-12-08
上传用户:busterman
鼠标键盘操作 b画线, m拖动点, d删除点
上传时间: 2016-12-29
上传用户:wendy15
basic.c */ /**//* Project:NeuroBasic, basic package*//**/ /* Survey:This is a simple Basic b-code compiler which*/ /*can be used as a comfortable command shell for */ /* any program. The actual compiler is found in */ /*compiler.c.*/ /*The functions m_fctptr() and user_server()*/ /*build an interface to an
标签: basic NeuroBasic Project package
上传时间: 2017-02-15
上传用户:xymbian