Mathematics
Approximates
19%
B-Spline
33%
Banach Space
15%
Bounded Linear Operator
10%
Bounded Operator
36%
Compact Support
12%
Compactly Supported Function
9%
Continuous Function
10%
Dual Pair
44%
Duality Principle
20%
Entire Function
15%
Finite Number
6%
Finite Union
7%
Fourier Transform
6%
Friedrich Wilhelm Bessel
8%
Gabor Analysis
12%
Gabor Frames
100%
Gabor Systems
26%
Gaussian Distribution
8%
Hilbert Space
83%
Integer
10%
Invariant System
37%
Linear Combination
14%
Linear Operator
5%
Locally Compact Abelian Group
20%
Matrix
8%
Open Problem
17%
Operator Theory
6%
Orthogonal Projection
8%
Orthonormal Basis
20%
Partition of Unity
40%
Periodic Function
6%
Perpendicularity
5%
Perturbation Theory
11%
Polynomial
13%
Projection Method
7%
Pseudoinverse
8%
Riesz Basis
14%
Separable Hilbert Space
11%
Series Expansion
7%
Spline
7%
Sufficient Condition
12%
Tight Frame
19%
Trigonometric
5%
Trigonometric Polynomial
8%
Truncation
5%
Unitary Extension Principle
16%
Wavelet
63%
Weyl-Heisenberg Frame
10%
Window Function
6%
Keyphrases
Approximately Dual Frames
10%
B-spline
6%
Banach Space
10%
Bessel Sequence
8%
Bounded Linear Operator
7%
Bounded Operator
7%
Compact Support
6%
Compactly Supported
11%
Continuous Function
6%
Dilation Matrix
5%
Dual Frame
13%
Dual Pairs
15%
Dual Window
7%
Duality Principle
10%
Dynamical Sampling
12%
Explicit Constructions
6%
Extension Problem
5%
Finite-dimensional
11%
Frame Coefficients
15%
Frame Elements
7%
Frame Operator
10%
Frame Problem
10%
Frame Sequence
5%
Frame Set
7%
Framing Theory
21%
Gabor
8%
Gabor Frames
32%
Gabor System
6%
Gabor Wavelet
15%
Generalized Shift-invariant Systems
15%
Hilbert Space
23%
Interval Partition
5%
Iterated Action
7%
Linear Combination
5%
Operator Representation
10%
Operator Representation of Frames
12%
Operator Theory
6%
Orthonormal Basis
10%
Paley-Wiener
5%
Partition of Unity
16%
Periodic Frames
5%
Projection Method
6%
Pseudo-splines
5%
R-dual
13%
Riesz
8%
Riesz Basis
7%
Shift-invariant Spaces
5%
Vertical Bars
5%
Wavelet Frame
14%
Wavelet System
15%
