9/7 FLOAT TRANSFORM ,inbuilt matlab code

What will be the inbuilt function for 9/7 FLOAT DWT TRANSFORM.

[LL1,HL1,LH1,HH1]=dwt2(X,'haar');

What should i give in place of 'haar' for getting float dwt transform

[Muthu Annamalai]

You may want to check in the Image processing toolbox, http://www.mathworks.com/products/image/ failing which the MATLAB File Exchange http://www.mathworks.com/matlabcentral/fileexchange/ is your best bet.