Software as a service (SAAS) services featuring software for use in the medical field of pathology featuring web based pathology software, namely, web based image analysis software for use in the field of pathology; SAAS services featuring software for use in the field of pathology, namely, software that defines the spatial relationships between cells and molecules within tissue microenvironments to aid in the interpretation of patient tissue samples; SAAS services featuring software for performing image analysis in the field of pathology, namely, in connection with transmitted light microscopy and fluorescence microscopy; SAAS services featuring software for viewing and managing images and for digital pathology image management; SAAS services featuring software for use in cancer diagnosis, namely, software to predict metastatic potential in primary solid tumors; SAAS services featuring web based software for viewing, annotating, analyzing, and scoring digital slides, for consolidating case information, a score, results, a diagnosis, comments, and digital images into a pathology case report, for generating, exporting, and printing pathology case reports, and for providing audit trails in the field of pathology; SAAS services featuring web based software for remotely accessing pathology images, for remotely accessing pathology images and metadata, and for creating, assigning, and managing pathology cases; providing an online searchable database of images for evaluating machine learning algorithms for computational pathology, for scientific research purposes and medical research purposes; medical research, namely, pathology evaluations utilizing image analysis algorithms; medical and scientific research in the field of cancer treatment and diagnosis and consultation related thereto; medical and scientific research in the field of medical imaging and consultation related thereto; SAAS services featuring computer software for use in image analysis of digital images of tissue samples acquired by optical microscopy; SAAS services featuring computer software for tissue-based image analysis algorithms; and SAAS services featuring data-processing software for tissue-based image analysis using algorithms