Graph Neural Networks, Deep Learning, Machine Learning, Artificial Intelligence, Gnn.
Fourier transform ˆf has most energy concentrated in the low frequency components: ˆf = [1.2, 0.24, 0, 0, 0, 0] The inverse transform reconstructs the original signal f. This demonstrates how the graph Fourier basis decomposes signals based on their smoothness over the graph. Graph Convolution via