5053
The human perception of the intensity of sound and light more nearly approximates the logarithm of intensity rather than a linear relationship ( see Weber–Fechner law ) , making the dB scale a useful measure .
 person: Weber–Fechner
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Weber–Fechner