This free podcast describes the concepts of self-interest and competition in a market economy, and their importance as the invisible hand that guides the economy. Branches:
Radial basis function network. In the field of mathematical modeling, a radial basis function network is an artificial neural network that uses radial basis functions as activation functions. The output of the network is a linear combination of radial basis functions of the inputs and neuron parameters. Radial basis function networks have many uses, including function approximation, time series prediction, classification, and system control.
Resting bitch face. Resting bitch face, also known as RBF or bitchy resting face, is a term for a facial expression (or lack thereof) which unintentionally appears angry, annoyed, irritated, or contemptuous, particularly when the individual is relaxed or not particularly expressing an emotion.