Questions tagged [curve-fitting]

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Trend line through points with pgfplots

How can I draw a smooth curve through the points using pgfplots that are not necessarily connected, using a .txt file? I do not want the smooth line that goes over each point but rather a fitting plot ...
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Fitting exponential trendline to data gnuplot

I'm trying to fit an exponential trendline to the following data which when graphed appears like the following: Using the following code for the trendline: \addplot+[raw gnuplot, red, mark=none, ...
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Drawing third, fourth and fifth degree parabolas the using "Stanli" package

In the shown MWE, a parabola is drawn using the "Stanli" package. How can I shift the peak of the curve to point "D" while maintaing the tangency of the parabola with the dashed ...