IDRISI Selva. – a version 17 of IDRISI; Selva means ‘dense tropical forest’. – an integrated raster-based GIS and Image Processing software. Eastman, J.R. () IDRISI Selva Manual. IDRISI Tutorial. s.l. Clark University, Worcester. Idrisi Selva Principal Components Analysis, page 1 of 4. The Idrisi Selva Manual. Principal Components Analysis. Principal Components.

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In completing this and the next three labs Lab 3: Under Display, select Composite. Fraser Valley, [True colour image of Landsat bands 1, 2, 3] After the composite image appears, close the window and re-display the composite image using the Display Launcher so that the title appears at the top of the window.

When going through Exercise fyou must add a subtitle to the map that contains your name and lab section. Although this is not necessary, it is good practice to name files so that their relations are obvious. Loading the data Using Windows Explorer, go iddrisi In the Tools menuclick on the Digitize tool looks like a bulls eye.

From within the Raster Group, display Landsat 6 and Landsat In the second week, complete the rest of Part 1, Exercises 1.

Layers and Group files Question 4. We will have some hard copies of the relevant sections of the IDRISI tutorial available for you in the lab a scanned copy of the relevant sections here. Use both Landsat and Landsat to help you in your identification.

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What features turned ‘black’ in the image after adjusting the contrast? What wavelengths are captured by Landsat band 6? Select a font size of The goal of this lab is to give you the foundations for working with IDRISI, the image processing program that you will be using in all of your subsequent labs, and for your final project.

Remember that when you use the computers in the lab, you should work locally on the C: Note that the San Francisco data Just for Fun Review the material presented in Exercise if you need a reminder on all of the specific instructions on preparing and printing a map composition.

Why is it used i. Week of February 11 th you have two weeks for this lab.

GEOB Lab 3: Introduction to IDRISI

Add text labels for Hope, Harrison and Chilliwack you can add more if you wish: Save your text file by clicking on the Save Digitized Data button just to the left of the digitize tool janual. This should give you a false colour near IR composite of the Fraser Valley.

This dataset is from Spain. As such, this is a long lab idrsii hours is an estimate for the time required to complete this lab.


GEOB 373: Introductory Remote Sensing

Hand in the printout of your Landsat image composition. Ignore any message that may appear about a “Data path not found.

Click on Projects tab in the Idrisi Explorer window. Given the length of this lab, you should budget your time accordingly. Select the caption position relative to the anchor point e. Advanced GIS Geob The data for the labs should be loaded into C: Repeat this process for the 6 remaining bands.

Surfaces — Fly through and Illumination.

Is the spatial resolution of this image different from that of the other bands? You have now set both the projects folder and the working directory. For this lab, aelva the succeeding labs, you will be using Windows Explorer to copy, paste, unzip and zip the data: What wavelengths do each band capture, and what feature characteristics does each band, in particular, highlight?

The Group Linked Zoom instructions in Exercise provide more details, if necessary. Fly through and illumination optional, but it is quick and fun!