function?[FinalPositions?running_time]=?FIPPIoptimized（ImageInitialSkewers）

%?Fast?Iterative?Pixel?Purity?Index?Algorithm
%
%?Input?parameters:
%?-----------------
%???Image:?Hyperspectral?image?data?after?MNF?dimensionality?reduction
%???InitialSkewers:?Positions?of?ATGP-generated?pixels
%
%?Output?parameter:
%?-----------------
%???FinalPositions:?Positions?of?FPPI-generated?endmember?pixels
%???running_time?-?The?total?running?time?used?by?this?run
%
%?Authors:?Antonio?Plaza?
%?Minor?Modified?by?Chao-Cheng?Wu?（chaocheng.wu@gmail.com）
%?Copyright?（c）
%?version:?1.0?（Jan-1-2006）

%?Check?CPU?time?at?the?beginning
start=cputime;

%?Code?initialization?for?data?and?visualization
[nsnlnb]=size（Image）;
[VDkk]=size（InitialSkewers）;
Extrema=zeros（nsnl）;
ProjectionScores=zeros（nsnl）;
subp

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件????????3805??2006-01-18?18:56??FIPPI.m