SRL for [logarithmic]: Gustav Fechner developed what is now called the Weber – Fechner law4 . It states that perceived intensity P is [logarithmic] to the stimulus intensity S ( above a minimal threshold of perception S0 ) – see box .
ARG-1: perceived intensity P | ARG-3: to the stimulus intensity S | ARG-M-ADV: ( above a minimal threshold of perception S0 )