4.60
(15 Ratings)

DEM Google Earth and LiDAR. DEM and Contour Lines with QGIS.

By Marcel Abel Categories: Mapping, Soils
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About Course

This minicourse consist in 3 video tutorials and the topics are DEM, Google Earth and LiDAR. Firstly, you are going to learn how to create a Digital Elevation Model (DEM) with QGIS. We are going to use data from google Earth Pro. Secondly, you are going to learn how to use LASTool to process LiDAR data. After that, we are going to create a DEM with LiDAR data in QGIS. In addition, you are going to see how to get the contour lines from both models (LiDAR and Google Earth). The final video is going to be a comparison between the two models. We will have a discussion about the accuracy of the ground elevation from Google Earth data and from LiDAR data.

By taking the 3 lessons you will have a great understanding about DEM in general. For example, you will see what is the accuracy of a DEM, created with Google Earth data. In addition, you will get enough judgement to evaluate the pros and cons when using data from Google Earth. Another important part of this course is the LiDAR lesson. Where, you will get the necessary instructions to process data from a cloud of points. Thus, you will use different tools from LASTools to process, analyze and create a DEM with QGIS.

Some of the key words for this course are DEM, Google Earth and LiDAR, as well as QGIS. Also, we would like to recommend you the Geostatistics Analysis Course at GeoRGB Community. You can follow the link below:

https://giscourse.online/courses/geostatistical-analysis-course-kriging-interpolation-groundwater-flow-map

Additionally, if you want to watch more content related to DEM using QGIS and free data, we like to recommend you the follow video tutorials:

https://youtu.be/d9jDYaSzXpM

https://youtu.be/66bQGoECjzk

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What Will You Learn?

  • Learn how to export data elevation from Google Earth to QGIS
  • Learn how to change the Referent Coordinate System with data from Google Earth Using QGIS
  • Learn how to create a DEM base on Triangulated Irregular Network (TIN) with QGIS and extract the elevation contour lines
  • Learn how to download and set up LAStools in QGIS
  • Learn how to analyze LiDAR data en LAStool with QGIS
  • Learn how to create a DEM using LAStools in QGIS
  • Learn how to compare different DEM with a visual 3D interpretation
  • How to create a profile section of a DEM
  • How to quantify numerically the differences of 2 DEM
  • How accurate is the Google Earth DEM compares with the LiDAR DEM
  • Other topics related to scale and Google Earth Maps Resolution

Course Content

Lesson 1.

  • Lesson 1. Create a DEM and Contour lines from Google Earth on QGIS
    28:49

Lesson 2.

Lesson 3.

Student Ratings & Reviews

4.6
Total 15 Ratings
5
11 Ratings
4
3 Ratings
3
0 Rating
2
1 Rating
1
0 Rating
ES
10 months ago
Keep going!
SP
1 year ago
Yes, this was very helpful and allowed me to greatly expand the use of QGIS.
Austin Pion
2 years ago
helpfull
MG
2 years ago
Fantastic! I could Learn a Lot!
SL
2 years ago
Yes! this is very good for geologist..
RS
2 years ago
Great
DAOUDA KERE
2 years ago
was wonderful
It was a marvelous experience for me and I have learnt a lot of partical abilities. Thank you !
MY
3 years ago
Yes
ALBERT TANDOH
3 years ago
This course is very helpful. I have enjoyed every bit of it. Thank you, Sir
Bayilla Geda
3 years ago
The course was explained clearly and well understood.
Very good course ! I didn't know it was possible to create Digital elevation models oneself thanks to Google Earth.
TS
3 years ago
The lessons are interesting and very helpful.
UR
3 years ago
very clearly instructing.
Mark Smith
4 years ago
I love this course.

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