0
votes
1answer
348 views

How do I choose parameters for the Huff model that best fit my data?

I'm using the Huff model for some analysis I'm doing. For those not aware, the Huff model is a probabilistic model for retail trade area analysis. H_ij is the probability that a person at location ...
18
votes
1answer
960 views

Gravity/Huff model tools

I am looking for a way to simulate a gravity model using a point-based layer. All my points are assigned a z-value and the higher this value, the larger is their "sphere of influence". This influence ...
6
votes
2answers
119 views

constructing customer-derived trade areas

I am interested in creating some customer-derived trade areas that represent "most" of the customers for a given store (say 80%). I have both the customers and the stores geocoded. The ESRI Business ...
7
votes
1answer
495 views

Alternatives to ESRI Business Analyst

Does there exists any other software that can do store-level trade area analysis without much programming overhead? I am particularly interested in: Creating cutomer-derived trade areas that ...
3
votes
3answers
735 views

In ArcGIS how can I append the number of points that are located inside each individual block groups of the entire US?

I am using ArcGIS 10 and I have 2 shapefiles; (a) a polygon shapefile of block groups of the entire US, (b) a point shape file of customer locations throughout the US. What I want to know if how many ...
7
votes
3answers
177 views

Arguments for opening a GIS area in an important agricultural-related bank?

the managers of the bank where I work at have been considering creating a "GIS-unit" that would help with economic-related research / business inteligence. They asked me to raise a list of reasons of ...
12
votes
1answer
2k views

Open-source GIS implementation of the Huff model

This might be a stretch, but I was wondering if anyone implemented gravity modeling tools or scripts for Retail Market Analysis (like the Huff Model), to analyze spatial data for customer-store ...
5
votes
2answers
292 views

Available US State or National business (or employer) database lists?

This question dovetails with this post on geomarketing applications. I am familiar with some of larger, paid-for business registry's like InfoUSA and Dunn & Bradstreet. While the detailed ...