$${V}_{j}(t)\leftarrow {V}_{j}(t)+\alpha {\delta }_{j}^{M}(t),\,{\delta }_{j}^{M}(t)=r(t)+{\gamma }_{j}{V}_{j}(t+1)-{V}_{j}(t),j=1,...,{n}_{T}.$$ Multiple timescales ...

Active thermal imaging is a valuable tool for the nondestructive characterization of the morphological properties and the functional state of biological tissues and synthetic materials. However, state ...