Table 6 The scaling equations for input and targets.
From: Compressive strength of nano concrete materials under elevated temperatures using machine learning
Parameter | Scaling Equation |
|---|---|
Temp | \(\:{Temp}_{scale}\)= [(0.9 − 0.1) (Temp-\(\:{Temp}_{min}\))/ (\(\:\:{Temp}_{max}\)-\(\:{Temp}_{min}\))] + 0.1 |
Time | \(\:{Time}_{scale}\)= [(0.9 − 0.1) (Time-\(\:{Time}_{min}\))/ (\(\:\:{Time}_{max}\)-\(\:{Time}_{min}\))] + 0.1 |
NAL | \(\:{NAl}_{scale}\)= [(0.9 − 0.1) (NAl-\(\:{NAl}_{min}\))/ (\(\:\:{NAl}_{max}\)-\(\:{NAl}_{min}\))] + 0.1 |
NCTs | \(\:{NCTs}_{scale}\)= [(0.9 − 0.1) (NCTs-\(\:{NCTs}_{min}\))/ (\(\:\:{NCTs}_{max}\)-\(\:{NCTs}_{min}\))] + 0.1 |
RCS | \(\:{RCS}_{scale}\)= [(0.9 − 0.1) (RCS-\(\:{RCS}_{min}\))/ (\(\:\:{RCS}_{max}\)-\(\:{RCS}_{min}\))] + 0.1 |
