JSTOR Daily

Measuring the concentration of urban population in the negative exponential model using the Lorenz curve, Gini coefficient, Hoover dissimilarity index, and relative entropy

BACKGROUND Stewart (1947) and Clark (1951) proposed that urban population density is a negative exponential function of the distance from a city’s center. This model of the spatial distribution of ...
JSTOR Daily

An integrated hidden Markov model with an adaptive exponential weighting scheme for forecasting a meteorological drought index

Drought is a naturally occurring climate phenomenon that significantly affects human and environmental activity, and can be considered one of the most widespread and destructive natural disasters.
Ars Technica

Exponential growth brews 1 million AI models on Hugging Face

On Thursday, AI hosting platform Hugging Face surpassed 1 million AI model listings for the first time, marking a milestone in the rapidly expanding field of machine learning. An AI model is a ...