36 citations · 68 across the 7 of their papers we have counts for
7 papers
Business Process Modeling Using a Metamodeling Approach
Valdis Vitolins
The thesis discusses topics related to the development of business process management systems. Business process management systems have evolved on the basis of workflow management…
Modernized Latvian Ergonomic Keyboard
Valdis Vitolins
Increasingly more people use computers and create content using keyboards (even with leading edge touch-screen technology). As in the most part of the world, in Latvia also convent…
New Symbols for Base-16 and Base-256 Numerals
MacKenzie Cumings, Valdis Vītoliņš
A new system of hexadecimal and base-256 numerals is proposed whose digit shapes are based on binary numerals. The proposed numerals are implemented in open source fonts and integr…
Use of UML and Model Transformations for Workflow Process Definitions
Audris Kalnins, Valdis Vitolins
Currently many different modeling languages are used for workflow definitions in BPM systems. Authors of this paper analyze the two most popular graphical languages, with highest p…
Semantics of UML 2.0 Activity Diagram for Business Modeling by Means of Virtual Machine
Valdis Vitolins, Audris Kalnins
The paper proposes a more formalized definition of UML 2.0 Activity Diagram semantics. A subset of activity diagram constructs relevant for business process modeling is considered.…
Business Process Measures
Valdis Vitolins
The paper proposes a new methodology for defining business process measures and their computation. The approach is based on metamodeling according to MOF. Especially, a metamodel p…