Sciweavers

1746 search results - page 335 / 350
» On the expressiveness of interaction
Sort
View
SIGGRAPH
1994
ACM
13 years 11 months ago
Spreadsheets for images
We describe a data visualization system based on spreadsheets. Cells in our spreadsheet contain graphical objects such as images, volumes, or movies. Cells may also contain widget...
Marc Levoy
C5
2004
IEEE
13 years 11 months ago
Scratch: A Sneak Preview
information technologies as "the ability to reformulate knowledge, to express oneself creatively and appropriately, and to produce and generate information (rather than simply...
John Maloney, Leo Burd, Yasmin B. Kafai, Natalie R...
CSFW
2004
IEEE
13 years 11 months ago
The Consistency of Task-Based Authorization Constraints in Workflow Systems
Workflow management systems (WFMSs) have attracted a lot of interest both in academia and the business community. A workflow consists of a collection of tasks that are organized t...
Kaijun Tan, Jason Crampton, Carl A. Gunter
FM
2006
Springer
146views Formal Methods» more  FM 2006»
13 years 11 months ago
Formal Modeling of Communication Protocols by Graph Transformation
Formal modeling is a crucial first step in the analysis of safety critical communication protocols such as IP Telephony. These protocols are notoriously resistant to formal modelin...
Zarrin Langari, Richard J. Trefler
ICSE
2000
IEEE-ACM
13 years 11 months ago
An inheritance-based technique for building simulation proofs incrementally
This paper presents a technique for incrementally constructing safety specifications, abstract algorithm descriptions, and simulation proofs showing that algorithms meet their spe...
Idit Keidar, Roger Khazan, Nancy A. Lynch, Alexand...