On denoising modulo 1 samples of a function

Mihai Cucuringu, Hemant Tyagi

Consider an unknown smooth function $f:[0,1]\to \mathbb{R}$, and say we are given $n$ noisy$\mathrm{mod}1$ samples of $f$, i.e., $y_i=(f(x_i)+{\eta }_i)\mathrm{mod}1$ for $x_i\in [0,1]$…