Mathematics
Positive Definite Functions
100%
Radial Functions
97%
Compact Support
83%
Convolution
65%
Roots
59%
Characteristic Function
30%
Phase Retrieval
23%
Process Simulation
23%
Spatial Process
21%
Even function
20%
Optics
20%
Factorization Theorem
19%
Moving Average Process
19%
Spherical Functions
19%
Exponential Type
18%
Extreme Points
16%
Correlation Function
16%
Bessel Functions
16%
Symmetric Functions
16%
Probability Density
16%
Zero
16%
Minimization Problem
14%
Unit ball
14%
Fourier transform
13%
Vanish
13%
Denote
9%
Characterization
8%
Estimate
7%
Form
6%
Theorem
6%
Engineering & Materials Science
Convolution
77%
Crystallography
15%
Bessel functions
13%
Optics
10%
Factorization
9%
Fourier transforms
9%