Data-driven development of sparse multi-spectral sensors for urological tissue differentiationFelix Fischer, Karsten Frenner, Massimo Granai, Falko Fend and Alois HerkommerJ. Eur. Opt. Society-Rapid Publ., 19 1 (2023) 33DOI: https://doi.org/10.1051/jeos/2023030