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recursively

  • fft.c - fast Fourier transform and its inverse (both recursively)

    fft.c - fast Fourier transform and its inverse (both recursively)

    标签: recursively transform Fourier inverse

    上传时间: 2016-10-06

    上传用户:jqy_china

  • The need for accurate monitoring and analysis of sequential data arises in many scientic, industria

    The need for accurate monitoring and analysis of sequential data arises in many scientic, industrial and nancial problems. Although the Kalman lter is effective in the linear-Gaussian case, new methods of dealing with sequential data are required with non-standard models. Recently, there has been renewed interest in simulation-based techniques. The basic idea behind these techniques is that the current state of knowledge is encapsulated in a representative sample from the appropriate posterior distribution. As time goes on, the sample evolves and adapts recursively in accordance with newly acquired data. We give a critical review of recent developments, by reference to oil well monitoring, ion channel monitoring and tracking problems, and propose some alternative algorithms that avoid the weaknesses of the current methods.

    标签: monitoring sequential industria accurate

    上传时间: 2013-12-17

    上传用户:familiarsmile

  • Input : A set S of planar points Output : A convex hull for S Step 1: If S contains no more than f

    Input : A set S of planar points Output : A convex hull for S Step 1: If S contains no more than five points, use exhaustive searching to find the convex hull and return. Step 2: Find a median line perpendicular to the X-axis which divides S into SL and SR SL lies to the left of SR . Step 3: recursively construct convex hulls for SL and SR. Denote these convex hulls by Hull(SL) and Hull(SR) respectively. Step 4: Apply the merging procedure to merge Hull(SL) and Hull(SR) together to form a convex hull. Time complexity: T(n) = 2T(n/2) + O(n) = O(n log n)

    标签: contains Output convex planar

    上传时间: 2017-02-19

    上传用户:wyc199288