Basic aspects concerning distributed applications are presented: definition, particularities and importance. For distributed applications linear, arborescent, graph structures are defined with different versions and aggregation methods. Distributed applications have associated structures which...

The paper establishes the content of the virtual organizations concept, insisting on their collaborative nature. Types of virtual organizations architectures are developed and there are analyzed their characteristics compared to classical organizations existing in the pre-informational economy....

This paper describes types of risks encountered in banking systems and ways to prevent and eliminate them. Banking systems are presented in order to have a view on banking activities and processes that generates risks. The risks in banking processes are analyzed and the collaborative character...

This paper describe the new concepts of collaborative systems metrics validation. The paper define the quality characteristics of collaborative systems. There are proposed a metric to estimate the quality level of collaborative systems. There are performed measurements of collaborative systems...

This article presents the study requests for collaborative systems, the structure and volume of data necessary for collaborative systems analysis. The paper defines procedures for collecting and validating data. This article identifies algorithms to construct homogeneous collectivities....

In this paper the finite state machines are defined and formalized. There are presented the collaborative banking systems and their correspondence is done with finite state machines. It highlights the role of finite state machines in the complexity analysis and performs operations on very large...

This paper presents distributed informatics applications and characteristics of their development cycle. It defines the concept of verification and there are identified the differences from software testing. Particularities of the software testing and software verification processes are...

Approaches of data analysis in the context of Business Intelligence solutions are presented, when the data is scarce with respect to the needs of performing an analysis. Several scenarios are presented: usage of an initial dataset obtained from primary data as a reference for the quality of the...

In this paper, a method for model structure refinement is proposed and applied in estimation of cumulative number of vulnerabilities according to time. Security as a quality characteristic is presented and defined. Vulnerabilities are defined and their importance is assessed. Existing models...

This paper presents how buy and sell trading rules are generated using gene expression programming with special setup. Market concepts are presented and market analysis is discussed with emphasis on technical analysis and quantitative methods. The use of genetic algorithms in deriving trading...