ageospatial

Earth Observation and Geospatial

Sat Colours

I’ve been thinking about how colour could be displayed for a Satellite Image. The Earth is beautiful. In some software, in the legend, a Satellite image is displayed as below Image from http://webhelp.esri.com/arcgisexplorer/2500/en/legend_window.htm It does contain some useful information, ie what band is being displayed Red, Green and Blue, but it tells us very little Read more about Sat Colours[…]

Earth Observation – UK Space Townhall

A highly simplified version of the ESA strategy for Earth Observation is to observe, understand (predict), decide (inform) and to innovate. This week I heard about, and took part in discussions relating to the UK’s ability to build on and to enhance its place in the EO market. We heard from several speakers, some of Read more about Earth Observation – UK Space Townhall[…]

5 Awesome things about Google Earth Engine

This week I saw an excellent overview of Google Earth Engine Google Earth Engine docs I’ve previously written about Google Earth Engine here. If you want a basic guide, take a look. Processing images on the Google Cloud It is worth repeating from my previous article, “You can sign up / request access here https://earthengine.google.com/ Read more about 5 Awesome things about Google Earth Engine[…]

Data, data everywhere

This week Planet successfully launched 88 of its doves, taking another massive step forward in mapping the entire planet daily. I have written about the dramatic increase in temporal resolution data several times in the past. It is worth repeating though – I think – that while Remote Sensing is not new, the level of Read more about Data, data everywhere[…]

Earth Observation: Big Data

What is Big Data? Big data is a term for data sets that are so large or complex that traditional data processing application softwares are inadequate to deal with them. https://en.wikipedia.org/wiki/Big_data In an event this week in central London I heard big data described as “non-spreadsheet” data. I think Earth Observation (EO) data could fit Read more about Earth Observation: Big Data[…]