New Product: Pre-computed US Zipcode Mileage Charts

Update Monday 8th August 2016: The pan-US chart has been added to this product. We have just released our first commercial product on the Mileage-Charts.com website. This product consists of mileage charts of driving distance and travel time between US zipcodes. This is supplied as two archives. The first contains an Excel workbook for each ...

Plotting Place Names from Natural Text in Python 3

This example uses Maptitude’s new Python 3 interface to draw annotation on a map. The annotation is in the form of place names mentioned in H.G. Wells’ War of the Worlds. This also serves as a basic demonstration of using NLTK (Natural Language Toolkit) to identify named entities (proper nouns) in the book text. Annotation ...

Caliper release free US Health Data

Caliper have just released a data pack of US healthcare providers as a free download for Maptitude and TransCAD. This data pack includes hospitals, health clinics, physicians, other providers (pharmacists, nurses, optometrists, etc), and other features (pharmacies, dental practices, etc). Further information and the download can be found here. The data packs are in the ...

Data Quality and Public Trust 1

I recently published a series of Maptitude maps of earthquakes. A couple of these mapped recent Oklahoma earthquakes against saltwater disposal wells. Much of the public commentary has blamed these earthquakes on hydraulic fracturing (aka “fracking”) by the oil industry. However the earthquakes do not correlate with the fracking in either time or space. Instead ...

Using Python to Filter and Correct Data 2

This example uses a Python script to create a new layer within Maptitude from an input file of Oklahoma well injection data. The input data has a number of erroneous coordinates, so the script filters the bad coordinates out. A few of these coordinates have incorrect signs (e.g. negative latitude or positive longitude), so these ...

Mapping Earthquakes

Maptitude can also be used plot earthquakes, examine patterns in earthquakes, and even look for correlations with other factors such as oil industry activity. Earthquake catalogs from recent years can be downloaded from the US Geological Survey at http://earthquake.usgs.gov/earthquakes/search/ . For the following maps, the data is downloaded as a CSV (comma separated value) file, ...

MPMileage for Maptitude v1.4 has just been released

MPMileage for Maptitude v1.4 has just been released MPMileage is our popular batch mileage computation add-in for Maptitude, designed to calculate a list of point-to-point route distances and travel times, writing the results back to the input database. v1.4 adds improved support for Maptitude Data Views, including support for Maptitude-style “integer millionths of a degree” ...

A Simple GISDK Demo

This is a simple demonstration of the GISDK macro language that is supplied with Caliper Maptitude. It lets the user select a layer from the current map and then deletes all of the layer’s selection sets (except the default ‘Selection‘). It demonstrates the use of GISDK command structures, API, and a custom dialog box. The ...

MPMileage for Maptitude v1.3 released

MPMileage for Maptitude v1.3 has just been released MPMileage is our popular batch mileage computation add-in for Maptitude, designed to calculate a list of point-to-point route distances and travel times, writing the results back to the input database. v1.3 adds support for the new Caliper Maptitude 2016. See the MPMileage website for further information including ...

MileCharter for Maptitude v1.4 released

MileCharter for Maptitude v1.4 was released this morning. MileCharter is our popular batch mileage computation add-in for Maptitude, designed to calculate rectangular mileage tables and perform “find closest” type queries. v1.4 adds support for the new Caliper Maptitude 2016. See the MileCharter website for further information including a free 14 day trial.