'Abstract models' diaporamas de présentation

Introduction to VDM2, Simple AST extensions and Concurrency in VDM++

Introduction to VDM2, Simple AST extensions and Concurrency in VDM++. Professor Peter Gorm Larsen ( pgl@iha.dk ). Agenda. Administrative information about the course Simple AST Extensions Concurrency primitives in VDM++ Example: POP3 Server Example: MSAWConc Concurrency and Overture

761 views • 64 slides

COT 4600 Operating Systems Fall 2010

COT 4600 Operating Systems Fall 2010. Dan C. Marinescu Office: HEC 439 B Office hours: Tu-Th 3:30-4:30 PM. Last time: Interpreters. Communication links. Today: Naming; Use by: value/name Binding and indirection Generic naming model Name mapping algorithms

668 views • 58 slides

601 views • 48 slides

Data & Modeling Decisions

Data & Modeling Decisions. MSC 636 Winter 2003. Problem Solving. Relies on problem definition Difference between current and desired state of affairs Problem statement Current state Desired state Key objective Problem scope to match resources & priorities. Evolution toward DSS.

418 views • 28 slides

Using Model-Checking to Debug Device Firmware

Using Model-Checking to Debug Device Firmware. Sanjeev Kumar Microprocessor Research Labs, Intel Kai Li Princeton University. Programmable Devices. D. D. CPU. CPU. Mem. Mem. D. D. Main CPU. Main Memory. Bus. Network Card. Disk. Network.

367 views • 24 slides

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Competition in Economics

Competition in Economics. Abstract models and reality. Perfect competition Tiny firms Price takers Identical products Only normal profit Prod. & Alloc. efficiency. Monopoly Single supplier Sets p or q. Price above cost? Abnormal profit Inefficiency?. Spectrum of competition.

318 views • 12 slides

Update on work of Joint DCMI/IEEE LTSC Task Force

Update on work of Joint DCMI/IEEE LTSC Task Force. JISC CETIS Metadata & Digital Repositories SIG meeting, Manchester. Abstract Models & Application Profiles. Implementers want to use component parts of different metadata standards in combination

179 views • 9 slides

Simulation

Simulation. The Monte Carlo Method. Preliminaries. Element An item having characteristics or attributes that have logical or numerical values. System A set of related elements that may interact Two types: Internal External. Preliminaries. How do we study Systems? Models

175 views • 9 slides

Context-Aware User Interfaces

Context-Aware User Interfaces. Context-Aware User Interfaces. Context-Aware User Interfaces is a requirement for all defined scenarios Instant Messaging The Museum Visit Some services need interaction with human users from heterogeneous devices ? Ubiquitous user interaction

209 views • 7 slides