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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!



Monitor, Measure & Mitigate: Integrated Solutions for Geohazard Risk

Monitor, Measure & Mitigate: Integrated Solutions for Geohazard Risk

9/8/2025

Geohazards such as slope instability, erosion, settlement, or seepage pose ongoing risks to critical infrastructure. Roads, railways, pipelines, and utility corridors are especially vulnerable to these natural and human-influenced processes, which can evolve silently until sudden failure occurs. Traditional ground surveys provide only periodic... Read More >

Geo Sessions 2025: Geospatial Vision Beyond the Map

Geo Sessions 2025: Geospatial Vision Beyond the Map

8/5/2025

Lidar, SAR, and Spectral: Geospatial Innovation on the Horizon Last year, Geo Sessions brought together over 5,300 registrants from 159 countries, with attendees representing education, government agencies, consulting, and top geospatial companies like Esri, NOAA, Airbus, Planet, and USGS. At this year's Geo Sessions, NV5 is... Read More >

Not All Supernovae Are Created Equal: Rethinking the Universe’s Measuring Tools

Not All Supernovae Are Created Equal: Rethinking the Universe’s Measuring Tools

6/3/2025

Rethinking the Reliability of Type 1a Supernovae   How do astronomers measure the universe? It all starts with distance. From gauging the size of a galaxy to calculating how fast the universe is expanding, measuring cosmic distances is essential to understanding everything in the sky. For nearby stars, astronomers use... Read More >

Using LLMs To Research Remote Sensing Software: Helpful, but Incomplete

Using LLMs To Research Remote Sensing Software: Helpful, but Incomplete

5/26/2025

Whether you’re new to remote sensing or a seasoned expert, there is no doubt that large language models (LLMs) like OpenAI’s ChatGPT or Google’s Gemini can be incredibly useful in many aspects of research. From exploring the electromagnetic spectrum to creating object detection models using the latest deep learning... Read More >

From Image to Insight: How GEOINT Automation Is Changing the Speed of Decision-Making

From Image to Insight: How GEOINT Automation Is Changing the Speed of Decision-Making

4/28/2025

When every second counts, the ability to process geospatial data rapidly and accurately isn’t just helpful, it’s critical. Geospatial Intelligence (GEOINT) has always played a pivotal role in defense, security, and disaster response. But in high-tempo operations, traditional workflows are no longer fast enough. Analysts are... Read More >

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TWI Finish Line

Anonym

Hello Everyone,

It's Chief Warrant Officer 3 Augustus Wright here, and this is officially my last blog as an Army Training with Industry (TWI) Student, although you will certainly hear from me again.

Can you believe a year has passed already? When I came on board at Harris Geospatial last August the goal was to facilitate mutually improved understanding, strengthen the partnership and better learn ENVI to ultimately enhance the US Army’s combat effectiveness. With all that has been learned, shared and documented in the last 12 months, I think we’ve accomplished what we set out to do and more. I was made to feel as though I was a part of the Harris Geospatial team. To reciprocate this hospitality, a few Army Challenge Coins have been passed out this week. If you are a Soldier, then you know what that means. Harris is a part of the team, so when you see a member at the upcoming ENVI Analytics Symposium or any other conference or encounter, challenge them to show you their coin or beverages are on them; just kidding about the beverages J.

With respect to the past twelve months, I’d say it has been an absolute marathon of learning. When I first arrived, my experience with ENVI was novice at best. I had successfully implemented solutions such as anomaly detection and change detection during tours in Operation Iraqi Freedom and Operation New Dawn. However, like many other Defense & Intelligence users, I was still heavily reliant on other software suites to perform certain workflows, such as mosaicking, orthorectification and producing specialized Compressed Arc-Digitized Raster Graphics (CADRG). This wasn’t because ENVI couldn’t accomplish these tasks, but rather because Soldiers like me just didn’t know how to using ENVI. 

I’m confident enough to now say that this knowledge gap has been bridged for the D&I community with the help of the ENVI® Pocket Guides VOLUME 1 | BASICS and VOLUME 2 | INTERMEDIATE. Download the complete ENVI Pocket Guides for free today.

Volume 1 | Basic provides succinct instructions on how to perform the following tasks using ENVI:

  1. Understand the Interface
  2. Mosaic data
  3. Subset data
  4. Orthorectify data
  5. Pan Sharpen data
  6. Perform change detection
  7. Perform anomaly detection
  8. Produce a terrain categorization (TERCAT)
  9. Export data to CADRG

Volume 2 | Intermediate builds on the basics by providing succinct steps on how to perform the following tasks using ENVI and IDL:

  1. Add Grid reference & count features
  2. Perform Band Math
  3. Layer Stack images
  4. Exploit Shortwave Infrared (SWIR) bands
  5. Perform Spectral Analysis in general
  6. Perform Image Calibration/ Atmospheric Correction
  7. Extract features from LiDAR
  8. Batch Processing using IDL

TWI has been an honor and a privilege. I strongly recommend continuation of this program by both Harris Geospatial and the Army. I can certainly say that Army Technicians’ and Noncommissioned Officers’ development yearns for such opportunities. There is absolutely no way I could have learned enough to compile the Pocket Guides in any other setting. Again, it has been a marathon, but I’d do it again in a heartbeat. Thanks for the hospitality and opportunity from the bottom of my heart to the good folks at ENVI.

 

Chief Wright~ Out for Now.

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