Modeling nonstationary covariance function with convolution on sphere

Mathematics

• Covariance Function 100%
• Random Field 89%
• Convolution 72%
• Kernel Function 62%
• Modeling 56%
• Data Grid 51%
• Spectrometer 46%
• Ozone 44%
• Longitude 41%
• Inverse matrix 34%
• Fast Fourier transform 34%
• Covariance Structure 32%
• Speedup 30%
• Table 26%
• Covariance matrix 26%
• Vary 24%
• Determinant 24%
• Closed-form 24%
• Evaluation 21%
• kernel 19%
• Necessary 19%
• Class 17%

Engineering & Materials Science

• Convolution 85%
• Climatology 36%
• Ozone 27%
• Spectrometers 25%
• Covariance matrix 22%
• Fast Fourier transforms 20%
• Satellites 16%