2 papers
math.ST2025
Scale Dilation Dynamics in Flexible Bandwidth Needlet Constructions
Claudio Durastanti
Flexible bandwidth needlets offer a versatile multiscale framework for analyzing functions on the sphere. A key element in their construction is the dilation sequence, which contro…
math.PR2025
Spherical Poisson Needlets with Shrinking Bandwidth
Mattia Castaldo, Claudio Durastanti
Flexible bandwidth needlets provide a localized multiscale framework with scale-adaptive frequency resolution, enabling effective analysis of spherical Poisson random fields exhibi…