matlab下载,matlab

on 2010-11-25 in 博文摘选 | 0 Comment














matlab下载,matlabmatlab下载,matlab代码 function OutWin = FspecialWindow(InWin,CentreCoorX,CentreCoorY,SizeImRow,SizeImColumn) % 指定中心、窗函数和图像大小，将图像除窗函数外全补为0 % 要求窗函数为矩阵，长宽奇偶不限 % Input: % InWin(m*n) % CentreCoorX(1*1) % CentreCoorY(1*1) % SizeImRow(1*1) % SizeImColumn(1*1) % Output: % OutWin(SizeImRow*SizeImColumn) % % X.F.Zhang (2010/11/25, v1.0) % [SizeInWinRow,SizeInWinColumn] = size(InWin); if mod(SizeInWinRow,2) == 0 % 使窗的行为奇数 SizeInWinRow = SizeInWinRow+1; InWin(SizeInWinRow,:) = 0; end if mod(SizeInWinColumn,2) == 0 % 使窗的列为奇数 SizeInWinColumn = SizeInWinColumn+1; InWin(:,SizeInWinColumn) = 0; end RadiusInWinRow = (SizeInWinRow-1)/2; % 计算输入窗的行半径 RadiusInWinColumn = (SizeInWinColumn-1)/2; % 计算输入窗的列半径 StartX = CentreCoorX - RadiusInWinRow; EndX = CentreCoorX + RadiusInWinRow; StartY = CentreCoorY - RadiusInWinColumn; EndY = CentreCoorY + RadiusInWinColumn; if StartX < 1 StartX = 1; elseif StartX >= SizeImRow error('(1)The Central Coordination isn''t in the image!'); end if EndX > SizeImRow EndX = SizeImRow; elseif EndX <= 0 error('(2)The Central Coordination isn''t in the image!'); end if StartY < 1 StartY = 1; elseif StartY >= SizeImColumn error('(3)The Central Coordination isn''t in the image!'); end if EndY > SizeImColumn EndY = SizeImColumn; elseif EndY <= 0 error('(4)The Central Coordination isn''t in the image!'); end ZerosWin = zeros(SizeImRow,SizeImColumn); % 与图像等大小 % 窗与图像在边缘叠加时，依然成立 for i_row = StartX : EndX for j_column = StartY : EndY ZerosWin(i_row,j_column) = ZerosWin(i_row,j_column) + ... InWin(1+i_row-(CentreCoorX - RadiusInWinRow), ... 1+j_column-(CentreCoorY - RadiusInWinColumn)); end end OutWin = ZerosWin;














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