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- ArticleSeptember 2001
Undoing any operation in collaborative graphics editing systems
GROUP '01: Proceedings of the 2001 ACM International Conference on Supporting Group WorkPages 197–206https://doi.org/10.1145/500286.500316Undo is a useful and widely supported feature which can be used to recover from erroneous operations, learn new system features, and explore alternative solutions. The ability to undo any operation at any time is especially important for collaborative ...
- ArticleJune 2000
Optional and Responsive Locking in Distributed Collaborative Object Graphics Editing Systems
Object-based collaborative graphics editing systems allow multiple users to edit the same graphics document at the same time from multiple sites. This paper examines the use of locking to prevent the generation of conflicting operations in this type of ...
- ArticleNovember 1999
A distributed algorithm for graphic objects replication in real-time group editors
GROUP '99: Proceedings of the 1999 ACM International Conference on Supporting Group WorkPages 121–130https://doi.org/10.1145/320297.320310Real-time collaborative editing systems are groupware systems that allow multiple users to edit the same document at the same time from multiple sites. A specific type of collaborative editing system is the object-based collaborative graphics editing ...
- ArticleNovember 1994
A perceptually-supported sketch editor
UIST '94: Proceedings of the 7th annual ACM symposium on User interface software and technologyPages 175–184https://doi.org/10.1145/192426.192494The human visual system makes a great deal more of images than the elemental marks on a surface. In the course of viewing, creating, or editing a picture, we actively construct a host of visual structures and relationships as components of sensible ...