What approaches are there for predicting between points?

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Presentation transcript:

What approaches are there for predicting between points?

To my data, right or wrong.

Linear Interpolation Numbers Time 650 600 550 500 450 400 350 0.9 1.1 Known Points 550 Predicted Point Actual curve Numbers 500 450 400 350 0.9 1.1 1.3 1.5 1.7 1.9 2.1 Time

Quadratic Interpolation Known Points Actual curve Numbers Predicted Point Time

What happens if we move a point with polynomial Interpolation?

Triangular Irregular Network (TIN) Latitude Longitude

Triangular Irregular Network (TIN) Latitude Longitude

Triangular Irregular Network (TIN) Latitude Longitude

y = 1000 exp(-zt) y ' = -z exp(-zt) y ' (1) = -0.2 * exp(-0.2) = -0.16 y ' (1) = -1.0 * exp(-1.0) = -0.37