Image-Pro Plus software version 5.1 offers a memory management function that allows users to load and analyze image sets larger than available RAM, as well as handle and access memory beyond the Windows 2 GB per program memory limitation. An object tracking feature includes the ability to measure the objects being tracked and advanced automatic tracking. Correlation tracking allows tracking objects when image segmentation is difficult or not possible. Intensity tracking enables tracking and graphing changing intensity parameters over time within an area of interest. Image-Pro Plus Version 5.1 comes with a free desktop version of IQbase, image management software, which provides the ability to archive, manage, and mine images and related data directly from Image-Pro Plus. Extensive data extraction and display capabilities render usable data from a single image or from multi-image sets.