Category Archives: Quality

Laser Scanning and BIM

Posted on November 16, 2009 by lidar

Laura Handler and Tocci Construction are leaders in VDC and IPD.
They offer a glimpse into the future of the integrated 3D AEC space.
The BIMForum recognizes the value of laser scanning in the move to 3D project delivery. Continue reading →

Posted in Business Development, Conferences, Construction, Education, Forums, Marketing, Quality, Technology, The Industry | Tagged , , , , | Leave a comment

Quality Control of Derived LiDAR Data

Posted on September 23, 2009 by lidar

1. The September issue of PE & RS has an important paper on the work being done by Dr. Habib and others.
2. A mathematical methodology is being proposed to assess the quality of derived lidar data and the associated system parameters.
3. The goal of this important research is to produce a set of standards for judging the quality of the derived lidar data.
Continue reading →

Posted in Education, Quality, Research, Standards, Technology | Tagged , , , , , | 2 Comments

Tiling LiDAR Data

Posted on September 7, 2009 by lidar

1. Jarlath O’Neil-Dunne noted that he thinks tiled LiDAR data should include an overlap.
2. This would allow 32-bit software to mosaic the tiles and eliminate edge effects.
3. Applied Imagery’s 64 bit version of QT Modeler is an alternative.

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Posted in Education, Quality, Standards, Technology, remote sensing | Tagged , , , , | 2 Comments

Caltrans’ Mobile Data Collection Test Strip

Posted on August 31, 2009 by lidar

The California Department of Transportation has designated a stretch of freeway in San Diego as a test bed for anyone that wants to demonstrate the capability of their mobile mapping system. One company that recently completed a very successful trip … Continue reading →

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QA/QC Procedures

Posted on July 8, 2009 by lidar

1. Harold Rempel at URS Corp. did agree with me that contours and LiDAR just don’t mix.
2. The question was raised on a forum on how best to check a 3D CAD model against the source point cloud.
3. It seems to me that if this is still not a standard procedure that we have a lot of best practice work to do.

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Posted in Education, Forums, Quality, Software, The Industry | Tagged , , , , | 2 Comments

Mission Planning

Posted on April 16, 2009 by lidar

1. I found one of the most valuable ASPRS 2009 presentations to be on mission planning.
2. QA is done before the project starts, QC during each phase.
3. The use of an independent 3rd party is often the best approach to managing the QA/QC program .

Continue reading →

Posted in Education, Government, Quality, Standards | Tagged , , | 2 Comments