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#gnuplot

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@stiefkind Ich habe vor zwei Jahren für ein komplett neues Projekt (Auswertung der Heimsolaranlage) zu sh, awk, und #gnuplot gegriffen. Ich muss zugeben, dass ich teils Features von gnuplot benutzt habe, die jünger sind, als mein Sohn.

Es gibt neueres mit Weboutput mit coolen Namen - a hier: Grafana - eine 20 Jahre aeltere Software, die ich tatsaechlich mal im Einsatz hatte. In pkgsrc/graphics finde ich u.a. gnu plotutils.und ein halbes Dutzend anderer.

#climateCrisis #commonLisp #graphing #series #gnuplot screwlisp.small-web.org/progra
Hey everyone. I jammed some #declarative #lazyEvaluation #engineering #programming to tie into the climate segment of the live show in TWO hours.

Interesting declarative exploratory programming and super simple gnuplotting if I do say so.

But I basically ran out of time to make a good graph with daily temperature max/min/avg from about 1920-2020 in some weather stations in New Zealand. Any ideas??? Clock is ticking

#mathematics #programming #lisp #ellipses screwlisp.small-web.org/progra

Kind of fun. I like that there was no difference between throwing the ellipse hulls into my simple gnuplotting and throwing both the ellipse hulls and their perimeter estimates into my gnuplotting. What do you think.

for @ksaj whom I see has just posted something else interesting I should probably add as a follow up.

My #blog article on my simple #commonlisp #gnuplot as applied to ksaj's perimeter estimate implementation.

#programming #trigonometry #lisp #ellipses #graphing #commonLisp #gnuplot #mathematics #(loosely speaking) An article that was way too hard to write for what we got. I don't know why it was so complicated. Not enough coffee today? I could have done literally anything else. At least the separately drawn coarse hulls of the ellipses look oddly charming?

screwlisp.small-web.org/progra

Please tell me all the things I have done wrong ;p

At least I noticed and put a bandaid on floats in my gnuplotting.

#programming #graphing #plotting #visualization #timeSeries #gnuplot #commonLisp #lisp #example screwlisp.small-web.org/progra
I could not even find my own previous articles and #demos of this online!

I used #uiop run-program to handle one specific case like

(gnuplot "bad title" '((1 2) (3 4)) '((5 6) (7 8)))
or equivalently,
(apply 'gnuplot "bad title" '(((1 2) (3 4)) ((5 6) (7 8))))

Do you personally have an example? I remember it being hard to dredge up gnuplot examples but this is beyond silly.

Took way too long again to script with #bash, #awk, sed and #gnuplot to figure out if my solar lead-gel batteries are still doing fine. And how much capacity they might have lost in their seven years of service.
My solar charger logs to a microSD card how much charge went into or out of the batteries and the overall "State of Charge" in percent. I filtered for sequences where charge went only in one direction and at least for 3% SoC in-/decrease. Got Ah values and interpolated+averaged them.

Are there any #gnuplot experts around?

I've a few 10s of files I want to plot, each with a specific RGB colour line. I can use for for loop to iterate over the file names to plot OK, but I can;t seem to use it to iterate over the colours too. Any ideas?

plot for [dataset in "F1 F2 FZ"] dataset.".csv" for [c in "#986aba #485f8b #5e96d1"] with lines lw 2 lc rgb c

Excellent! My little hybrid computing setup works fine now. 🤩 An #Arduino controls the THAT („THe Analog Thing“ by anabrid) via its Hybrid port and reads out the solution of the differential equation for a damped oscillation. The data is then visualized via gnuplot on my Mac. Thanks to Prof. Bernd Ulmann for the Arduino sketch at github.com/anabrid/hardware/tr 😍🙏
#analogcomputer #hybridcomputing #theanalogthing #anabrid #gnuplot