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MS I MSI: A Research Infrastructure for Integrated Quality of Service Management in Multimedia Computing Environments Ahmed Elmagarmid Professor Department of Computer Sciences Purdue University Morning Agenda MS I Welcome • Overview - MSI: A Research Infrastructure for Integrated Quality of Service Management in Multimedia Computing Environments • Dr. Sunil Prabhakar, Department of Computer Sciences Image and Video Compression • Dr. Arif Ghafoor, Electrical & Computer Engineering Multimedia Storage Management • Dr. David Yau, Department of Computer Sciences Multimedia Databases • Dr. Kihong Park - Department of Computer Sciences Storage Management End System Scheduling • Dr. Tim Korb - Department of Computer Sciences Networking • Dr. Ahmed Elmagarmid - Department of Computer Sciences Infrastructure Organization • Dr. Ahmed Sameh - Head, Department of Computer Sciences Dr. Edward Delp III, Electrical & Computer Engineering Information Assurance and Security • Dr. Eugene Spafford, Director of CERIAS, Department of Computer Sciences 2 Afternoon Agenda MS I Minority Programs • • Overview of Fisk University • Dr. Aditya Mathur - Department of Computer Sciences Purdue-On-Line: A Facility for On-Line Instruction and Course Delivery and PUMA: Purdue University Multi-Dimensional Integral Test Assembly • Ms. Jean Jackson - Mr. Paul Addison - Department of Computer Sciences Certificate in Internet Computing (CIC) • Dr. Horace Mann, Department of Computer Science, Fisk University Recruitment, Retention, and Outreach Efforts • Mr. Dwight Lewis - Director of Minority Programs - Purdue University Ms. Regina Todd-Hicks - Director of Minority Programs, School of Science Dr. Elias Houstis - Department of Computer Sciences Design of Multi-Service Networks with Multicast Support • Dr. Sonia Fahmy Scalable Multimedia Servers • Dean of the School of Science • Dr. Walid Aref - Department of Computer Sciences Dr. Harry Morrison Tour of Facilities Briefing of PIs and/or meeting of site visitors 3 Proposal Overview MS I Principle Investigators • Ahmed Elmagarmid • Arif Ghafoor • Tim Korb • Kihong Park • Eugene Spafford Senior Personnel • Twenty faculty members from four departments 4 MS I CS CS Systems Software & Architecture Lab Network Systems Lab CS RAID Lab MSI Laboratory Central Facility for Multimedia Support Infrastructure CS Multimedia Instruction Lab CS CS Purdue-on-line COAST Lab ECE ECE Distributed Multimedia Systems Lab Video & Imaging Processing Lab Nuclear Engineering Veterinary Medicine Thermal Hydraulic & Reactor Safety Lab Basic Medical Science Lab 5 Budget Summary ($K) MS I $670 NSF Request Industry Purdue $1,386 $145 6 NSF Budget ($K) MS I Equipment $144 Supplies $200 Computer Services Maintenance $20 $56 $966 Indirect Costs 7 Cost Sharing ($K) MS I $50 $145 Purdue Industry Summer Institute $670 8 Multimedia Support Infrastructure MS I (1) Capture (2) Compress (4) Network (5) Display (3) Store, Index, Retrieve 9 Management Plan MS I Steering Committee Policy Committee Advisory Committee 10 Showcasing MSI Value Added Activities MS I Minority programs Outreach programs Expanding opportunities for graduate and undergraduate education 11 Summer Institute (1) MS I Establish a summer institute to enhance graduate student diversity Four week summer program that includes faculty and students from HBCUs Increase chances of success for students from HBCUs at Purdue’s graduate program 12 Summer Institute (2) MS I Costs are shared between Purdue and industrial sponsors Funds are at least $10K/year Program is limited to 10 students and one faculty mentor from each University Start in Summer 2000 13 Fisk University - Partnership in Research and Education MS I Existing joint funding with Fisk from EPRI/DoD Plans for enhancing the resources at Fisk Frequent visits and exchanges Plans for new proposals 14 MSI Overview MS I Mission: Research, education, and outreach in the field of Multimedia Computing Through a unique new project in integrated quality management across various system layers 15 Focus MS I The use of relevant research in Multimedia with an emphasis on QoS management for the experimental infrastructure consisting of the following technologies • Networks • Security • Databases – Compression – Storage management 16 Architectural Overview MS I Specification QoS Management Translation Negotiation Applications: Vet, Nuclear, POL Distributed Multimedia Documents Multimedia Databases Operating Systems/Storage Networks/Middleware 17 Sample Multimedia Document MS I Exit The Ruminant Digestive System Four compartment stomach that: - utilizes complex carbohydrates such as cellulose - utilizes non-protein nitrogen sources - utilizes feeds of no nutritive value for humans Abomasum Omasum Reticulum Rumen Esophagus Protozoa Rumen Digestive System Stomach Small Intestine Salivary Glands Large Intestine Multimedia Browsing Graph The rumen, the first compartment of the ruminant stomach, is essentially nonfunctional at birth but develops rapidly when calves are given solid feeds such as hay and grain. 18 Multimedia Browsing Environment MS I Abomasum Omasum Reticulum Esophagus Protozoa Rumen Stomach Text Digestive System Audio Image Text Small Intestine Image Text Salivary Glands Text Video Large Intestine Audio Image 19 End-to-End QoP / QoS Management MS I Specification Translation Network - End-to-End Delays - Jitter Delay - Bandwidth - Packet Loss Rate Negotiation End-to-End Run Time Scheduling Meta Data / User Interface OS - CPU Throughput - Memory Overflow and Reliability - Reliability - Resolution - Rate of Presentation - Display Area - Temporal Synchronization ( Intra/Inter ) Database - Storage Throughput/ Bandwidth - Storage Delays - Distributed Database Coordination (QoS) Security - Intrusion Detection - Access Control Dependency Model Analysis and QoS Adjustment End-to-End Resource Allocation and Scheduling 20 An Example of Temporal and Quality Specification of Multimedia Documents MS I Text Text Video Image p2 Symbol Duration Size Deadline Allowable Skew Display Area Rate Reliability Contents t s p a A r w Video Audio Audio p1 Parameter p3 p4 21 A User-Level QoP Specification Interface MS I 22 Functional View of the Proposed Research MOTIVATING APPLICATIONS MS I Distance Education (Purdue Online) Nuclear Reactor Safety Veterinary Medicine RESEARCH PROJECTS BENEFITING FROM PROPOED H/W RESEARCH CHALLENGES Distributed Multimedia Databases Network Resource Management Secure QoS ENABLING TECHNOLOGIES FOR VARIABLE QoS REQUIREMENTS Network Management Storage and Data Management – QoS Provisioning – Congestion Control – Packet Scheduling – Routing – Admission control – Data Placement – Clustering – I/O Management – Benchmarking – Tertiary Storage – Rate Scalable Compression – Semantic Indexing – Content-Based Browsing/Retrieval – Meta Schema Design – Data Models Security and Reliability PROPOSED HARDWARE INFRASTRUCTURE Networking Storage Routers, Switches, Interface Cards Storage Mgmt. Systems, Compute Engines, Servers Compression Capture and Presentation MPEG and Internet Video Encoders Cameras, Decoders, Workstations 23 Exit Electron Micrograph of a Rumen Protozoa with Attached Bacteria. MS I Abomasum Four compartment stomach that: - utilizes complex carbohydrates such as cellulose - utilizes non-protein nitrogen sources - utilizes feeds of no nutritive value for humans BACTERIA: MICROBIAL FERMENTATION: Primary bacteria: Degrade the actual constituents of the diet (Cellulolytic and amylolytic bacteria) Microbial fermentation is an Secondary bacteria : Use as their substrate the anaerobic process end products of the primary bacteria e.g. Lactate Rumen -utilizing propionate bacteria, methanogenic bacteria Microbes live in a symbiotic existence Omasum Reticulum Esophagus Protozoa Rumen Digestive System The Ruminant Digestive System Stomach Small Intestine Salivary Glands Large Intestine The firstCow) compartment of with rumen, the hostthe (e.g. the ruminant stomach, is essentially PROTOZOA: non-functional birthcomplete but develops Microbes dogranules notathave TCA - Utilize starch and other readily rapidly when calves are given solid cycle, volatile digestible materialsfatty acids (VFA) are feeds such as andsample grain.indicates - Presence in rumen liquoranaerobic byproducts ofhay their normal intra-rumen conditions metabolism, which the animal can use - Form a reservoir of microbial proteins at times of intermittent supply B vitamins vitamin K are - Curb high ratesand of starch degradation produced microbes - Utilize starchbygranules and other readily digestible materials Multimedia Browsing Graph 24 Planned Activities MS I Develop a common infrastructure to integrate key technologies. Experiment with prototypes, tools, and algorithms to support distributed multimedia applications. Leverage existing projects and relationships to expand the scope of research. Disseminate significant results. Empirical comparisons with relevant commercial systems. 25