Correction to: Machine Vision and Applications (2023) 34:82 https://doi.org/10.1007/s00138-023-01410-5

Authors would like to correct the reference number 4 which was quoted incorrectly.

The complete reference is:

Angermann, C., Haltmeier, M., Laubichler, C., Jónsson, S., Schwab, M., Moravová, A., Kiesling, C., Kober, M., Fimml, W.: Surface topography characterization using a simple optical device and artificial neural networks. Eng. Appl. Artif. Intell. 123, 106337 (2023). https://doi.org/10.1016/j.engappai.2023.106337

The original article has been corrected.