Need help how to correct following error...! Urgent

h = abs(imfilter(tofloat(f) , w))

Undefined function or method 'tofloat' for input arguments of type 'uint8'.*>>>>>>>

f and w are both of value 516*369 unit8. f is an .tif image w = [ -1 -1 -1 ; -1 8 -1; -1 -1 -1]

[Matt Fig]

Please correct the numerous problems with this question. You have a link that goes nowhere, your question is not urgent to anyone but you, and you have # in all your tags.

Fix these problems.

[Walter Roberson]

http://www.mathworks.com/matlabcentral/answers/29922-why-your-question-is-not-urgent-or-an-emergency

http://www.mathworks.com/matlabcentral/answers/13205-tutorial-how-to-format-your-question-with-markup

http://www.mathworks.co.uk/matlabcentral/answers/43073-a-guide-to-tags

Answer 1

[Sachin Ganjare]

As Matt suggested please correct your tags. Refer below link to help yourself:

http://www.mathworks.in/matlabcentral/about/answers/

Regarding your question, I don't think tofloat was ever a part of offical matlab. It is a support function used by the imageprocessingplace books/exercises. You can find the code for tofloat below:

https://beagle.whoi.edu/redmine/projects/ifcb-web/repository/revisions/290/entry/trunk/dipum_toolbox_2.0.1/tofloat.m