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Keyphrases
Channel Estimation
100%
Holographic MIMO Communications
100%
Power Diffusion
100%
Near-far Field
100%
Near-field
66%
Near-far
33%
Diffusion Effect
33%
Hybrid-field Channel
33%
Efficiency Improvement
16%
Transform Domain
16%
Half-wavelength
16%
Aperture Size
16%
Quasi-continuous
16%
Spectral Efficiency
16%
User Location
16%
Antenna Spacing
16%
Orthogonal Matching Pursuit Algorithm
16%
Conventional Techniques
16%
Fresnel Region
16%
Scatterer
16%
Without Prior Knowledge
16%
Far-field Zone
16%
Diffusion Range
16%
Communication Mode
16%
Near-field Communications
16%
Potential Technologies
16%
Large Antenna Array
16%
Antenna Aperture
16%
Engineering
Multiple-Input Multiple-Output
100%
Channel Estimation
100%
Orthogonal Matching Pursuit
75%
Antenna
50%
Spectrum Efficiency
25%
Simulation Result
25%
Half Wavelength
25%
Conventional Technique
25%
Scatterer
25%
Aperture Size
25%
Pursuit Algorithm
25%
Antenna Arrays
25%
Range Diffusion
25%
Computer Science
Channel Estimation
100%
MIMO Systems
100%
Estimation Method
75%
Orthogonal Matching Pursuit
75%
Antennas
50%
Transform Domain
25%
Communication Mode
25%
array antenna
25%
Spectrum Efficiency
25%
Pursuit Algorithm
25%
Physics
Multiple-Input Multiple-Output
100%
Channel Estimation
100%
Far Field
100%
Antenna
33%
Antenna Arrays
16%