(a) An overview of database construction from fundamental unit cells and their subsequent training process over the latent space [82]. (b) This diagram displays a selection of inverse design candidates and their elastic property visualizations generated through DDIM with guidance and latent space perturbation methods [82]. (c) Exploration and exploitation on the mechanical property space [82]. (d) The Schematic diagram of the simulator architecture [83]. (e) The whole architecture of CPC metasurface based on depth generation model [83]. (f) The architecture schematic of the discriminator [83]. (g) The architecture schematic of the generator [83]. (h) The S-spectrum comparison between the numerical simulation results and the forward prediction model results [83].