Keyphrases
Fractional Fourier Transform (FrFT)
97%
Optical System
92%
Super-resolution
77%
Optical Implementation
65%
Invariant Pattern Recognition
64%
Optics
49%
Joint Transform Correlator
47%
Grating
42%
Diffractive Optics
35%
Fourier Transform
35%
Fractional Fourier
35%
Multiplexing
35%
Wavelet Transform
32%
Computer-generated Hologram
32%
Wigner
30%
Matrix Condition
27%
Imaging Systems
26%
Pattern Recognition
25%
Fourier
24%
Signal Processing
23%
Wigner Distribution Function
22%
Wavelength Division multiplexing
22%
Two Dimensional
22%
Matched Filter
22%
All-optical
21%
Spatial Filtering
21%
Optical Setup
21%
Image Processing
20%
Harmonic Filter
20%
Waveguide
20%
Correlation Peak
20%
Mellein
20%
Fuzzy Logic
20%
Spatial Resolution
20%
Image Reconstruction
19%
Phase-only
19%
Scale Invariant
19%
Parallel Optics
19%
Phase-only Filters
19%
Fractional Fourier Domain
18%
Fractional Correlation
18%
Space-variant
18%
Time-multiplexing
17%
Ultrafast
17%
Hollow Fiber
17%
Triple Correlation
17%
Optical Signal
16%
Experimental Demonstration
16%
Code Division multiplexing
16%
Wavelet
16%
Engineering
Pattern Recognition
100%
Fourier Transform
93%
Optical Systems
90%
Correlator
82%
Experimental Result
73%
Harmonics
55%
Joints (Structural Components)
50%
Optical Element
47%
Two Dimensional
43%
Multiplexing
40%
Holograms
34%
One Dimensional
32%
Image Restoration
27%
Harmonic Filter
23%
Imaging Systems
23%
Spatial Resolution
22%
High Resolution
21%
Multistage
20%
Discrete Fourier Transform
19%
Free Space
19%
Transfer Function
19%
Image Processing
19%
Optical Signal
19%
Matched Filter
17%
Degree of Freedom
16%
Photonics
16%
Reference Image
16%
Temporal Signal
15%
Graded Index
15%
Auxiliary System
15%
Spatial Frequency
15%
Optical Design
13%
Code-Division Multiplexing
12%
Spatial Information
11%
Amplitude Distribution
11%
Laser Beam
11%
System Matrix
10%
Detector Array
10%
Limited Resolution
10%
Multichannel
10%
Color Image
10%
Optical Time
9%
Waveguide
9%
Spatial Filter
9%
Pattern Recognition Systems
9%
Beam Shaping
9%
Optoelectronics
9%
Image Resolution
9%
Liquid Crystal
9%
Illustrates
8%