Remote sensing

Vienna 3D using LIDAR data

Vienna 3D using LIDAR data

Basic data was provided by the Surveying Department of the City of Vienna, Austria: ~ ALS (LiDAR) data: 21pts/m2 ~ Buildings outlines ~ Orthophoto with 10 cm pixel. I have collected also ~300 terrestial images on my own. Model accuracy: XY: 0,3 m Z: 0,2 m Every detail of elevation bigger then 0,5m was included City GML LoD 3 DTM: ...

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Phoenix Aerial UAV LiDAR Mapping System Overview

Phoenix Aerial UAV LiDAR Mapping System Overview

This video is an overview of the Phoenix Aerial AL3-16 LiDAR Mapping system. The AL3-16 can be mounted on any UAV that can lift 2.5kgs. In this video, a DJI S1000 is used and for the demonstration, we flew over an over an open pit. You can see how quickly we generate a dense pointcloud. You’ll also see how LiDAR ...

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LAStools to edit and analyze LiDAR data

LAStools to edit and analyze LiDAR data

If you need to understand how LiDAR data is used to produce digital elevation models and vegetation maps, Dr. Martin Isenburg provides some robust insights. In a series of six videos, Dr. Martin Isenburg describes the process to use LAStools to edit and analyze LiDAR data to produce digital elevation models and vegetation canopy models. LAStools is his suite of ...

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UAV Mapping Post Processing Tutorial

UAV Mapping Post Processing Tutorial

This tutorial shows you how to orthorectify your UAV aerial imagery and generate 3D point clouds. All software used is freely available for non-commercial use. The software covered in this video are Changchang Wu’s VisualSFM (http://homes.cs.washington.edu/~ccwu/…) and Yasutaka Furukawa’s CMVS (http://www.di.ens.fr/cmvs/). A zip file containing the software preconfigured for use as described in the video tutorial can be found here: ...

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ENVI Analytics Symposium Live coverage

ENVI Analytics Symposium Live coverage

The ENVI Analytics Symposium is being held at Boulder, Colorado. The first ever event saw participation of around 200 delegates showing a lot of enthusiasm according to Nathan Pinder, Manager, Marketing Communications, Harris Corporation. Sponsored by companies like Airbus Defence & Space, Esri, DigitalGlobe, nVIDIA and others, the event had discussions around Algorithms and Analytics for newer data sets from ...

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Importing IRS 1D (Panchromatic) Satellite Imagery using ERDAS Imagine

Importing IRS 1D (Panchromatic) Satellite Imagery using ERDAS Imagine

This video tells about procedure involved in importing IRS 1D satellite Imagery using Super Structured Format in ERDAS Imagine software. The all the satellite ephemeris is loaded automatically using this importer. It is simple and time saving method unless sensor importer made available in the software. If the sensor importer no available in the software, the other way is to ...

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