I believe the answer is yes. One example would be the use of the Karhunen–Loève transform [1] promoted by Claudio Maccone [2]. [1] https://en.wikipedia.org/wik

I believe the answer is yes. One example would be the use of the Karhunen–Loève transform [1] promoted by Claudio Maccone [2]. [1] https://en.wikipedia.org/wiki/Karhunen–Loève_theorem https://en.wikipedia.org/wiki/Karhunen–Loève_theorem [2] https://doi.org/10.22323/1.056.0034 https://doi.org/10.22323/1.056.0034