NI.DIAdem.2015.SP2.v15.0.2f6347.X64.Incl.Keyge NI DIAdem is a single software tool that you can use to quickly locate, load, visualize, analyze, and report measurement data collected during data acquisition and/or generated during simulations. It is designed to meet the demands of todays testing environments, which require you to quickly access, process, and report on large volumes of scattered data in multiple custom formats to make informed decisions. DIAdem is a component of the NI Technical Data Management (TDM) solution.