> I didn't hear about, but I used it through the ImageJ tool. It gave me

> optimal results. I'm working on a project for my clases, and the last

> thing I need to accomplish my goal is this filter. Is there anyone who

> implemented it.

> Thanks Hyuga

> On Jun 5, 6:02 pm, Hyuga <hyugaricd@gmail.com> wrote:

> > On Jun 5, 10:19 am, azrael <jura.gro@gmail.com> wrote:

> > > Hy guys.

> > > I'd like to ask you for a favour.

> > > I tried several times to implement the otsu threshold filter in

> > > python. but I failed every time. I found the soucre code i n Java from

> > > the ImageJ project but I never worked in Java and there have been used

> > > some built in Java functions which I don't know how they behave. I

> > > also found the otsu threshold in the ia636 python module and would

> > > like only this filter and don't want to import this library.

> > > Is there anyone who wold like to help me. I need a function that takes

> > > a list of 256 elements as an argument and returns the threshold values

> > > for the threshold according to Otsu.

> > > In addvance, I don't expect someone to do my homework. I really tried

> > > it, I have been googling and didn't find a standalone function. I

> > > wasn't able write a standalone function because I don't understand the

> > > Otsu method. I just know that it works well and that I need it.

> > > If there is no one that wants to help me with this problem, can

> > > someone at least explain me in a detailed way how to implement it.

> > > Thanks

> > What is the whole assignment meant to accomplish? Is the assignment

> > to implement the Otsu method? If so, you shouldn't be trying to find

> > library functions. Or is it just something you need for some larger

> > task?

> > I would ask exactly what problems you're running into, but:

> > > it, I have been googling and didn't find a standalone function. I

> > > wasn't able write a standalone function because I don't understand the

> > > Otsu method. I just know that it works well and that I need it.

> > How do you know you need it? Did you learn about this in class? And

> > if so, are you expected to understand it?

> > I've never even heard of it, but I googled it, and found the fourth

> > hit pretty good:http://homepages.inf.ed.ac.uk/rbf/CVonline/LOCAL_COPIES/MORSE/thresho...

> > This gives a reasonable explanation. I couldn't tell you *exactly*

> > why it works, but it's understandable enough from that that I can see

> > that it should work, and to see how to implement it.

> > Not to mention that the above PDF basically *gives* you the

> > implementation for free (just make sure not to miss the recurrence

> > relations at the end of the section on the Otsu method, or else you'll

> > be screwing yourself).

> > So give that a look and see if it helps.

> > Hyuga