MultiSpec, produced by the Laboratory for Remote Sensing at Purdue University, is used in the GLOBE Program to analyze Landsat Thematic Mapper images and to produce electronically assisted Land Cover maps.

Basic tutorials for MultiSpec are found in your GLOBE Teachers Guide or on the GLOBE web site. The tutorials presented here can enhance your use of this program.

Please note: Tutorials are provided in Adobe's "portable document format (.pdf)". To read and print them you will need Adobe's "Acrobat Reader." This software is free. If you do not have it on your machine, follow the link below to download it.

Blue Band: This process in this tutorial corrects GLOBE-supplied images so that Spectral signatures appear correctly.

Change: This tutorial uses images from different dates to explore change over time.

Electronic Mapping: This is the Unsupervised Clustering tutorial for both Mac and PC platforms. It is used to prepare an electronically assisted land cover map.

Histograms: For advanced users. This tutorial allows you to examine the distribution of pixel values in an image. Download the tutorial (129 k)

NDVI: Examines in a simple way the vegetation "health" or an area. Download the tutorial (129 k)

Subsetting: A simple procedure to cut pieces out of a larger image. Download the tutorial (65 k)