Each week, Harris Geospatial posts new blog content across a variety of categories. Browse our latest posts below or use the menu on the right to filter posts by a specific category or author.



13 Oct

A cool visualization with Object Graphics

Mark Alonzo | Comments (0) | Number of views (678) | Article rating: No rating

Peter Delamere, a research associate at the Laboratory for Atmospheric and Space Physics (LASP) at CU-Boulder, made this visualization of plasma flow around Io, with Jupiter in the background,... Read More >

11 Oct

Learning About Remote Sensing

Mark Alonzo | Comments (0) | Number of views (11038) | Article rating: No rating

As image processing software becomes more automated and therefore easier to use, I find myself talking to more people who have less formal education in remote sensing.  It’s a great... Read More >

6 Oct

Implicit Get/SetProperty calls in user-defined classes

Mark Alonzo | Comments (0) | Number of views (2876) | Article rating: No rating

Operator overloading in user-defined classes was introduced in IDL 8 through the IDL_Object class. Mike Galloy explains how to use this technique here. One somewhat overlooked feature of... Read More >

4 Oct

Getting to Know LiDAR

Mark Alonzo | Comments (0) | Number of views (6626) | Article rating: No rating

I’ve worked with a lot of different types of geospatial data in my years at ITT VIS, but one type that I’ve had relatively little experience with is LiDAR. So, when ITT VIS announced... Read More >

29 Sep

Using IDL 8 Graphics (a.k.a. New Graphics)

Mark Alonzo | Comments (0) | Number of views (932) | Article rating: No rating

I’ve been using Direct Graphics (DG) in IDL since 1993. I was initially hesitant about IDL 8 Graphics (christened “New Graphics” on the comp.lang.idl-pvwave newsgroup; I’ll refer to them as NG),... Read More >

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ENVI 5 Service Pack 3

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IDL 8.2.3

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