Accessibility 


Minimum travel cost to closest N number of opportunities 

Cumulative access based on a travel cost cutoff 

Cumulative access based on maximum travel time interval 

Floating catchment area accessibility 

Gravitybased accessibility measures 

Spatial availability 

Balancing cost accessibility measure 

Decay functions 

Binary (a.k.a. step) decay function 

Negative exponential decay function 

Linear decay function 

Inverse power decay function 

Stepped decay function 

Inequality 

Palma Ratio 