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NV5 Geospatial Blog

Each month, NV5 Geospatial posts new blog content across a variety of categories. Browse our latest posts below to learn about important geospatial information or use the search bar to find a specific topic or author. Stay informed of the latest blog posts, events, and technologies by joining our email list!



From Answers to Action: Why ENVI and IDL Agents Go Beyond General AI

From Answers to Action: Why ENVI and IDL Agents Go Beyond General AI

4/20/2026

As generative AI tools like Claude and Gemini continue to gain traction, many organizations are asking the same question: Can general purpose AI actually support real geospatial workflows, or does it stop at surface-level answers? That question was front and center in our recent webinar, Meet Your New Partners in Science: ENVI... Read More >

Mapping Earthquake Deformation in Taiwan With ENVI

Mapping Earthquake Deformation in Taiwan With ENVI

12/15/2025

Unlocking Critical Insights With ENVI® Tools Taiwan sits at the junction of major tectonic plates and regularly experiences powerful earthquakes. Understanding how the ground moves during these events is essential for disaster preparedness, public safety, and building community resilience. But traditional approaches like field... Read More >

Comparing Amplitude and Coherence Time Series With ICEYE US GTR Data and ENVI SARscape

Comparing Amplitude and Coherence Time Series With ICEYE US GTR Data and ENVI SARscape

12/3/2025

Large commercial SAR satellite constellations have opened a new era for persistent Earth monitoring, giving analysts the ability to move beyond simple two-image comparisons into robust time series analysis. By acquiring SAR data with near-identical geometry every 24 hours, Ground Track Repeat (GTR) missions minimize geometric decorrelation,... Read More >

Empowering D&I Analysts to Maximize the Value of SAR

Empowering D&I Analysts to Maximize the Value of SAR

12/1/2025

Defense and intelligence (D&I) analysts rely on high-resolution imagery with frequent revisit times to effectively monitor operational areas. While optical imagery is valuable, it faces limitations from cloud cover, smoke, and in some cases, infrequent revisit times. These challenges can hinder timely and accurate data collection and... Read More >

Easily Share Workflows With the Analytics Repository

Easily Share Workflows With the Analytics Repository

10/27/2025

With the recent release of ENVI® 6.2 and the Analytics Repository, it’s now easier than ever to create and share image processing workflows across your organization. With that in mind, we wrote this blog to: Introduce the Analytics Repository Describe how you can use ENVI’s interactive workflows to... Read More >

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App Update Check - Coming soon in IDL 8.6 and ENVI 5.4

Jim Pendleton

First, a dose of nostalgia.

In the early days of commercial IDL, new drops of the application occurred when new features were added and as bugs were fixed for important customers. It was not unusual for there to be a couple different releases per month, a release cycle concept not dissimilar to that of most of today's smart phone apps.

The new releases were signaled through an update to a README-type of text file that was available on a node on a computer network called DECNET, shared by many universities and national labs in the days before the internet as we know it today.

At the organization where I worked, I had a nightly batch job that would alert me to the availability of a new version of IDL. It was a highlight of my week when new features appeared in IDL. Yes, I had that sort of a life back then. Frequent updates, from a customer point of view, kept the buzz alive with the products.  

Here we are about 30 years later and this functionality to check for updates is now built into the upcoming releases of both IDL 8.6 and ENVI 5.4. By default, IDL will check once a week automatically for updates when a new session is started.

Additionally, with the click of a single "Help/Check for Updates..." menu button in the IDL Workbench or from the ENVI UI, you can ensure that you, too, are enjoying the freshest and best we have to offer.

If your version is current, you will receive a dialog assuring you all is well.

To check that your ENVI version is current, find the menu item in the main application user interface.

You will need an internet connection to the commercial world for the status check to complete successfully.

Extra "80s-throwback" credit if you use a packet sniffer to find the syntax of the request and write a script that will automatically launch a WGET query each time you start a new IDL session.

Does this new feature signal a return to more frequent application updates? Have we gone back to the future? Only time will tell.

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