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Search Publications by: Conrad Bock (Fed)

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Displaying 51 - 60 of 60

Information Models for Product Representation: Core and Assembly Models

December 1, 2004
Author(s)
Sudarsan Rachuri, Mehmet M. Baysal, Utpal Roy, Sebti Foufou, Steven J. Fenves, Eswaran Subrahmanian, Kevin W. Lyons, Ram D. Sriram, Conrad Bock
This report presents a revised and unified view of the NIST Core Product Model (CPM) [1; 2] and the NIST Open Assembly Model (OAM) [3]. The CPM provides a base-level product model that is not tied to any vendor software; open; non-proprietary; simple

UML 2 Composition Model

October 1, 2004
Author(s)
Conrad E. Bock
The composition model in the Unified Modeling Language, version 2, is a major upgrade to the familiar black diamond composition of earlier versions. It supports connections between parts at the same level of decomposition, in addition to the usual part

Inputs and Outputs in PSL

August 1, 2004
Author(s)
Conrad Bock, Michael Gruninger
Inputs and outputs are ubiquitous in flow modeling, including popular programming languages. This paper examines how inputs and outputs can be formalized in the Process Specification Language (PSL) to reduce ambiguity and increase expressiveness compared

UML 2 Activity and Action Models, Part 5: Partitions

April 1, 2004
Author(s)
Conrad E. Bock
This is the fifth in a series introducing the activity model in the Unified Modeling Language, version 2 (UML 2), and how it integrates with the action model. The first article gives an overview of activities and actions, while the next three cover actions

UML 2 Activity and Action Models, Part 3: Control Nodes

January 1, 2004
Author(s)
Conrad E. Bock
This is the third in a series introducing the activity model in the Unified Modeling Language, version 2 (UML 2), and how it integrates with the action model. The previous article addressed the execution characteristics of actions in general, and

UML 2 Activity and Action Models, Part 4: Object Nodes

January 1, 2004
Author(s)
Conrad E. Bock
This is the fourth in a series introducing the activity model in the Unified Modeling Language, version 2 (UML 2), and how it integrates with the action model [1]. The first article gives an overview of activities and actions [2], while the second two

UML 2 Activity and Action Models, Part 2: Actions

August 1, 2003
Author(s)
Conrad E. Bock
This is the second in a series introducing the activity model in the Unified Modeling Language, version 2 (UML 2), and how it integrates with the action model [1]. The first article covered motivation and architecture for the new models, basic aspects of

UML Without Pictures

August 1, 2003
Author(s)
Conrad E. Bock
This article reviews the primary concepts of repository-centered development with the Unified Modeling Language, explaining the relation between notation, semantics, and model compilation. It highlights UML's approach to semantics, and flexibility in

UML 2 Activity and Action Models

July 1, 2003
Author(s)
Conrad E. Bock
This is the first in a series introducing the activity model in the Unified Modeling Language, version 2 (UML 2), and how it integrates with the action model [1]. The series is a companion to the standard, providing additional background, rationale