Initial technical positions Virtual worlds a nuous simulations Multi-agent Interactive, man-n-the-log nop equip quipment-in-oop systems Audio and video( both ne mple leaming curve and repeatable examples Compatible with Web architecture and technologies Support users and Highly distributed Modular structure Not necessanly Use by humans and software agents equally important Plug-ins co plug-ins at ru Standards-based Support for pdel components IsO. Root data-structure citieD using XML schema egrate with tactical system picture of operations Connection point System life-cycle patterns Top-Level Requirements 3 Top-Level Requirements 4 I Support for XML( Expected computer performance smal fas software redundancy Security levels consistent with current Web technology Modems through ADSL(.05-1.5 Mbps) for limited pa s10-1Gbps for partcipation Public library of useful reusable compd oc3 up through gigabit wide-area networking oss-platform capab Backward compatibili Rendering support rchitectural hooks for visual simulations protocols,where if make th existing architectures and e.g. DIS. HLARTI, ALSP. probably many oth4 Initial technical positions XMSF Strategic Opportunities Symposium 6 September 2002 20 Application Domains Discrete-event and constructive simulations Virtual worlds and continuous simulations Multi-agent systems Interactive, man-in-the-loop, equipment-in-loop systems Live and virtual entities, mixed seamlessly Distance learning for interaction among participants n Audio and video (both needed for WAN testing anyway) n Multiformat whiteboard; recording and playback n Teaching and training compatibility via ADL SCORM n Simulations usable for training, also training for simulation use XMSF Strategic Opportunities Symposium 6 September 2002 21 Top-Level Requirements 1 Ability to interact directly and scalably over the network Compatible with Web architecture and technologies n Highly distributed n Not necessarily connected to Web, but using Web technologies Use by humans and software agents equally important Support for composable, reusable model components n Root data-structure representations specified using XML schema n Representations in other languages autogenerated directly n Connection point between syntax and RDF Schema, semantics XMSF Strategic Opportunities Symposium 6 September 2002 22 Top-Level Requirements 2 Simple learning curve and repeatable examples n Support users and developers Modular structure n Ability to directly interact with network layer n Plug-ins connecting into kernel plug-ins at run time Standards-based n IEEE, ISO, W3C, IETF, Web3D Integrate with tactical systems n Augment group shared picture of operations n Producers and consumers n System life-cycle patterns, repeatability XMSF Strategic Opportunities Symposium 6 September 2002 23 Top-Level Requirements 3 Support for XML and multiple programming languages Dynamically extensible at run time: “always on” n software + hardware, diversity includes backwards compatibility n loose coupling, verification/validation, repair, graceful degradation, redundancy, etc. Security levels consistent with current Web technology Public library of useful reusable components Cross-platform capabilities Rendering support and architectural hooks for visual simulations XMSF Strategic Opportunities Symposium 6 September 2002 24 Top-Level Requirements 4 Expected computer performance: n Small, fast, inexpensive computers n Reconnect via GRID computing (distributed operating systems) Expected network performance: n Modems through ADSL (0.05-1.5 Mbps) for limited participation n 10 - 1Gbps for local participation n OC3 up through gigabit wide-area networking Backward compatibility with existing architectures and protocols, where it makes sense n e.g. DIS, HLA/RTI, ALSP, probably many others