Monthly Archives: December 2010

More on Feature Extraction

The following link provides a look at some feature extraction software developed by eCognition now Trimble.  Please provide feedback if you have any comments about it. eCognition Feature Extraction

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Posted in LiDAR info Sites, LiDAR technology | Leave a comment

Mobile LiDAR BTW!!

The new Optech Lynx M1 system can collect 1,000,000 points per second. I am working on getting some imagery of the data from this system. It is kinda funny since just a year or two ago their Lynx collected 400,000 … Continue reading

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Picture – Mobile LiDAR data

The picture is from an Optech Lynx system. Notice the coal veins on the side of the pit wall and the detail of the tractor. The veins appeared more detailed in the LiDAR data than in a RGB image.

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Posted in LiDAR Pictures, mobile lidar | 4 Comments

DEM/DTM/DSM

There has been much discussion about the definition of DEM, DTM, DSM. There will continue to be much debate and discussion on the meaning of these terms. I think and as recommended by other well versed individuals in our industry, … Continue reading

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Optech LMS Link

here is the link to the Optech LMS site Optech LMS Software Link

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Posted in LiDAR technology, Uncategorized | 1 Comment

Optech LMS

There has been a lot of interest in the Optech LMS software. I will be getting a link from them to direct you to more information on this software. It will be posted here and under the software page. The … Continue reading

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DEM-DSM-DTM

What’s the difference between a DTM, DSM, and DTM? Several People have different Views on this so I am posting definitions from Keith Cunningham, Which I agree with. DSM – Essentially the full point cloud, with ground, structures, and vegetation. … Continue reading

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Posted in DEM/DSM/DTM | 6 Comments