Fig. 3From: Percolation-Based Image Processing for the Plastic Viscosity of Cementitious Mortar with Super Absorbent PolymerEvolution of the normalized radius \({\displaystyle \frac{r(t)}{r_{0}}}\) and the computed incremental viscosity \(\mu -\mu _{0}\) throughout the normalized time \({\displaystyle \frac{mg}{A_{0}\mu _{0}}}t\).Back to article page