Spatial Time Series Analysis

Spatial Time Series Analysis

One of the more persistent issues in geospatial analysis is that of consistency in time series analysis. We can’t help but want to compare the growth of one city against another over time. Time is the easy part – a year today is the same as a year in millennia past,...

Should You Use ZCTA Boundaries?

The ZIP code is commonly used in business applications for two primary reasons – they are well recognized and utilized as the core geographic identifier in a wide range of both postal and non-postal sources. Because they are created by the post office for the purpose...
Do New ZIP+4 Codes Equal Growth?

Do New ZIP+4 Codes Equal Growth?

Some years ago, a new player in the demographic forecasting world came onto the scene with two key points of differentiation. First, their estimates were released quarterly which somehow suggests improved accuracy. Second, their estimates are based primarily on what...