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Topic: oceanography, thermocline
Replies: 4   Last Post: May 3, 2012 11:40 PM

 Messages: [ Previous | Next ]
 steffi Posts: 5 Registered: 4/27/12
Re: oceanography, thermocline
Posted: May 3, 2012 11:40 PM

"Matt J" wrote in message <jnmo0j\$c4o\$1@newscl01ah.mathworks.com>...
> "shaula nataya" <swl100789@gmail.com> wrote in message <jnmjg6\$ku4\$1@newscl01ah.mathworks.com>...
> > TideMan <mulgor@gmail.com> wrote in message <1280382.1474.1335513431656.JavaMail.geo-discussion-forums@pbsw19>...
> > > On Friday, April 27, 2012 7:40:12 PM UTC+12, steffi wrote:
> > > > Hello,
> > > > I'm glad I joined this community with so many experts.
> > > >
> > > > I have monthly data (in situ) consist of depth, salinity, and temperature. My purpose are to make vertical profiles and to determine the thermocline layers.
> > > > I do not know how to build Matlab script for thermocline layers. I hope someone can help me.
> > > >
> > > > Many thanks.

> > >
> > > A good start would be:
> > > plot(T,depth)

> >
> > I already draw the plot using Matlab.
> > The problem is I confused how to formulate a matlab script to determine the thermocline layers. I use the theory that when temperature decrease 0,1 deg C per 1 m it called thermocline (based on Tomzcak, 2004). Any idea how to build it?

> ===============
>
> At what depth intervals are your temperature data taken? If they are 1 m apart, you can just use the DIFF command to look for jumps of 0.1 def.
>
> thermoclineBoundaries=(diff(T)>0.1)

==============================
The data are 1 m apart, so its possible to calculate using that theory.

Thank you, Matt.

Date Subject Author
4/27/12 steffi
4/27/12 Derek Goring
4/30/12 steffi
4/30/12 Matt J
5/3/12 steffi