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This volume is based on the research papers presented in the 4 th Computer Science On-line Conference.

The volume Software Engineering in Intelligent Systems presents new approaches and methods to real-world problems, and in particular, exploratory research that describes novel approaches in the field of Software Engineering. Particular emphasis is laid on modern trends in selected fields of interest. New algorithms or methods in a variety of fields are also presented.

The Computer Science On-line Conference (CSOC 2015) is intended to provide an international forum for discussions on the latest high-quality research results in all areas related to Computer Science.

The addressed topics are the theoretical aspects and applications of Computer Science, Artificial Intelligences, Cybernetics, Automation Control Theory and Software Engineering.

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Physicians´ Perspectives in Healthcare Portal Design Applied Least Square Regression in Use Case Estimation Precision Tuning.-Functional and Non-functional Size Measurement with IFPUG FPA and SNAP - Case Study.- A Models Comparison to Estimate Commuting Trips Based on Mobile Phone Data.- Mobile Learning Systems and Ontology.- Engineering Framework for Developing Alumni Web-Portal for Universities.- Cognitive Framework for Intelligent Traffic Routing in a Multiagent Environment.- A Task Management in the Intranet Grid.- Experiences with DCI Pattern.- Data Modeling for Precision Agriculture.- Organization of Knowledge Management Based on Hybrid Intelligent Methods.-Development of Distributed Information Systems: OntologicalApproach.- Decision Support Systems for Knowledge Management.- Innovation in Services. Implications for Software Maintenance.- A Comparative Study of Educational Laboratories from Cost & Learning Effectiveness Perspective.- Definition of Attack in Context of High Level Interaction Honeypots.- Integrating Constraints in Schematics of Systems.- S-DILS: Framework for Secured Digital Interaction Learning System Using Keccak.- Artificial Immune System Based Web Page Classification.- Ring Algorithms for Scheduling in Grid Systems.- The Tomas Bata Regional Hospital Grounds - The Design and Implementation of a 3D Visualization.-Secure End-To-End Authentication for Mobile Banking.- Improving Mutation Testing Process of Python Programs.- Task Allocation Approaches in Distributed Agile Software Development: A Quasi-systematic Review.- Network Data Analysis Using Spark.- Optimization of Hadoop Using Soft-iWARP and UDA .- Towards Cooperative Cloud Service Brokerage for SLA-driven Selection of Cloud Services.- A Framework for Incremental Covering Arrays Construction.- Web Service Composition Based an a Multi-Agent System.- Modified Binary FireFly Algorithms with Different Transfer Functions for Solving Set Covering Problems.- Binarization Methods for Shuffled Frog Leaping Algorithms that Solve Set Covering Problems.- Monitoring the Effectiveness of Security Countermeasures in a Security Risk Management Model.- Proposal of an Expert System for Predicting Warehouse Stock.- A Multiplatform Comparison of a Dynamic Compilation Using Roslyn and Mathematic Parser Libraries in .NET for Expression Evaluation.-Value Analysis and Optimization a Machining Process for Hot-Box Core.

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