Basics of Drone flight

How to Capture Drone Imagery

How to capture some cool drone imagery with a few pro tips.

Cartography Data technology

Building a Raster Mosaic from LINZ Tiles

This is a quick note on cached tile services vs building a raster mosaic.

raw data systems technology

Developing on a NodeMCU board with Micro Python

I have a problem collecting rubbish and recycling saturation data. I’ve tried developing on existing ESRI apps to collect data and store it in the cloud. Its failed every time. These approaches failed because no one likes doing data entry on a phone or tablet, the guys who drive the truck. A clipboard is still more reliable than a smartphone but that cannot collect the street or time stamp. But who doesn’t like hitting an old arcade button right? I’m trying to develop a data collection method that’s manual but digital, easy and cheap.

raw data

How to record your GPS location

The approach you take to data logging will vary based on your needs.


GPS City

Using GPS points to map out a city we get a new dimension to our maps. Using the increasingly ubiquitous GPS data available it occurs to me we have a new way to cartographically visualize infrastructure. With the combination of millions of GPS points we can build up an great view of the city.

Cartography Infographic

Redirecting from Landfill to Recycling Services

Following on from a recent, challenging attempt to convert businesses from using landfill services to recycling. Here are the target companies.

analysis Cartography government Infographic

Cheap to Environmentally Friendly

Moving people from a cheap option to a more environmentally friendly one is tough in a commercial setting. Of the target list we managed to convert 36% of the companies with some interest in Recycling.

arcpro Cartography government Infographic

GIS for Sales Reports

I’ve recently had cause to apply GIS to a sales report.


Animated vs Static Symbology

Compare the two images. They convey the same information, point data in a constrained Geographic space. The effect changes the whole thing.

analysis arcpro Cartography Infographic

Bus shelter after bus shelter damaged make change necessary

A cities public transport network relies on having sheltered dry places to wait for the next bus; especially in a student city. Damage to this infrastructure affects the whole service.