[chbot] Filter

Eliot Blennerhassett ewblen at gmail.com
Wed Oct 17 23:51:23 BST 2018

On 18/10/18 9:03 AM, Marshland Engineering wrote:
> I need to do some software filtering. I'm reading a camshaft with a 0.001
> linear scale and there is quite a bit of noise in the data. Looking on the web
> has left me none the wiser. Rectangular or Triangle filters are an option but
> these will lose some data integrity. The profile is a very gentle curve with
> the data around the centre line.  

As others said, more context would help.  Can you give us the raw data?

Are you trying to measure the true profile of the cam? (by measuring its
radius vs 360 degrees of rotation).

Can you average data gathered from multiple rotations?


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