Create a free Community account (), then go look for tutorial Those are really well designed and cover basic concept. The next window is where the alias for the layers to recognizable names i.e. Layer 1 should be renamed Coastal aerosol, Layer 2 renamed as Blue, etc Check. Object-Oriented Resources Course Manual The Object-oriented course manual covers each of the 8 online units as an Adobe PDF.

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eCognition Tutorials

The second feature you want to add to the attribute table is class name. By continuing to use this ecogniton, you agree to their use. Click Ok to close the Feature Select window, make sure your window matches the image below and then click Export. Post was not sent – check your email ecpgnition This will turn the segment to the color of the class that is selected. These tutorials serve two main purposes.

Students will use eCognition to produce a supervised classified map based on Object Based Image Analysis.

Open up eCognition and make sure you set it to Rule Set Mode before the program fully opens. Click on Select Classes and select all except for unclassified then click OK. Once finished use the last segmentation you preformed and follow the remaining steps.

Created using Sphinx 1. Notify me of new comments via email. Before the results are exported they need to be reviewed to make sure that everything worked correctly; to do this we are going to experiment with the visualization options.

Select at least 10 samples for each class. Enter search terms or a module, class or function name. After you are comfortable, work through overview of the tutorials on the next few pages. Then for Active classes under change the None by clicking in the box then on the three dots or double clicking on the field and make sure that every class besides Unclassified has a check in it and click Execute. Next, take some time to work through the guided tours to get yourself familiar with eCognition.


Skip to main content. These tutorials will help you understand the principals and practices of object-based image analysis using the eCognition software package.

View the following image for details on what each button does. The first is to help you translate the elements of image interpretation you learned in the previous lesson into automated workflows.

Continue decreasing the Scale Parameter by 10 and note that the object sizes get smaller until you come to the optimal scale i.

This makes sure that your selections go to that class. Type Urban into the box for Name and change the box for selecting colors to red, then click OK.

eCognition Tutorials | GEOG Remote Sensing for Geospatial Intelligence Professional

Upper Susquehanna Tutoroal Updates. You should be able to download the tutorials now. Layer 1 should be renamed Coastal aerosol, Layer 2 renamed as Blue, etc Wahaj September 20, at The econgition window is where the alias for the layers to recognizable names i.

Perform at least six segmentations with varying scale, shape and compactness parameters. This site uses cookies. Follow this path to add the name: The first feature you want to add to the attribute table is the area of each class. Right click in the Process Tree and click on Append New; in the drop down for Algorithm select multiresolution segmentation then click Execute.

eCognition Tutorials |

Posted by Qiusheng Wu. Email required Address never made public. Tutorrial each category, there is “conceptual” tutorial that illustrates the concepts using a simplified dataset, then a “real world” example that shows you how to apply what you have learned to actual remotely sensed data. Perform an Accuracy Assessment on the image like performed in previous labs to include with your lab report. Make sure to take screen shots of the first and last segmentation; state what parameters you used for the final segmentation and attach them in your report.


GIS and Science Applications of geospatial technology for scientific research and understanding. Remember to select the class in the ecovnition hierarchy before selecting the samples for it. Be sure to view your classification by clicking the Classification View button. Put results of areas in a table and calculate percent difference to see the difference in areas from the two classified images; a sample table is below.

Writing Science How to write papers that get cited and proposals that get funded. Change the unit for the area by right clicking on it and hit Edit Unit; change to Meters. Thank you for your interest in my blog.

You are commenting using your Facebook account. Notify me of new posts tutirial email. Repeat these steps for Forest, Pasture, and Water and make sure that you label and give the appropriate colors to class. To find out more, including how to control cookies, see here: Fill in your details below or click an icon to log in: Click on Select Features to add all the attributes.

To make it easier to figure out what is what play with the buttons shown tuforial the image below.