M. Pavlic

• PhD
• University of Rijeka

The paper describes the development of a system for receiving questions from users and providing answers, which is a part of a larger knowledge-based (KB) system based on Node of knowledge (NOK) conceptual framework for KB system development. A part of NOK conceptual framework is described, as well as a new method of text-expressed knowledge repres...

This paper presents research results on transformation of database structure and its content into new representation by using the Node of knowledge method (NOK method). It describes the way an Entity-relationship model and its relational database can be transformed into a NOK model. The rules that enable this transformation of entity-relationship c...

Knowledge representation is one of the areas covered by artificial intelligence. Method Nodes of Knowledge (NOK) is one of the methods which allows a graphical representation and organization of knowledge in the form of a DNOK diagram (Diagram of Nodes Of Knowledge) as a network of nodes. With this diagram the meaning of sentences is preserved. The...

Knjiga Modeliranje procesa je prikaz znanja potrebnog za brzo razumijevanje funkcioniranja poslovne organizacije. Analiza kao metoda je preduvjet upravljanju poslovnim sustavom, ali i razvoju informacijskog sustava. Svrha ove knjige je prikazati što je poslovni sustav i što je njegov informacijski sustav, dati sustavan pregled metoda iz područja an...

This paper describes a method of knowledge representation as a set of text expressed statements. The method is based on the identification of word-categories/phrases and their semantic relationships within the observed statement. Furthermore, the identification of semantic relationships between words/phrases using wh-questions that clarify the role...

Aim/Purpose: During the education of future engineers and experts in the field of computer science and information communication technology, the achievement of learning outcomes related to different levels of cognitive ability and knowledge dimensions can be a challenge. Background: Teachers need to design an appropriate set of activities for stude...

Verbalized text contains knowledge necessary and sufficient for transfer of numerous human cognitions. The question is how this knowledge was saved into text. Authors believe that they found an important idea how to assemble knowledge into nodes of knowledge. Similar methods in the field of knowledge networks exist, but none of them does it in the...

The Node of Knowledge (NOK) method is a method for knowledge representation. It is used as a basis for development of formalism for textual knowledge representation (FNOK). Two versions of formalization methods and, respectively, two Question Answering (QA) systems are developed. The first system uses grammars; it is written and implemented in Pyth...

Data modelling is a complex process that depends on the knowledge and experience of the designers who carry it out. The lack of designers’ expertise in that process negatively affects the quality of created models which has a significant impact on the quality of successive phases of information systems development. This chapter provides an overview...

The aim of this paper is to define and prove the accuracy of the method which can, based on the number of input and output data on the basic functions of the user interface of software solution, measure the complexity of a software product to estimate the complexity of the information system. We analysed the elements of the process model and softwa...

Rad opisuje razvoj sustava za prihvaćanje ljudskog pitanja u prirodnom jeziku od korisnika i pružanje jednog ili više točnih odgovora. Opisani sustav je dio većega sustava za upravljanje znanjima temeljenoga na Node of Knowledge (NOK) konceptualnom okviru. Prikazan je dio NOK konceptualnog okvira i u sklopu njega nova metoda prikaza znanja iskazano...

This paper introduces spend analysis, spend management and supplier management field. It describes the need for a spend analysis system, its' benefits and savings which such system can help to achieve. We present flowchart of spend analysis process in form of a dataflow diagram. We present main issues in development of a spend analysis software, an...

With the development of ICT the need for automated question-answering systems is becoming increasingly important. Question-answering systems are still under development and experimentation. This paper is an overview of the research area that deals with question-answering systems; it explains the concept of question-answering systems and points out...

Knowledge representation is one of the areas covered by artificial intelligence. One of the methods for graphical representation of text expressed knowledge is the method NOK (Nodes Of Knowledge). NOK method enables transformation of text expressed knowledge into a graphical network of words and group of words. In this paper application of NOK meth...

This paper introduces a graphical based method for knowledge representation named Nodes of Knowledge (NOK). Basic concepts for graphical representation (nodes and links) as well as their variations are described. Furthermore, the idea of application the NOK method in different domain of knowledge is presented. The conceptual model of a system based...

This paper presents the results of a research on team software development in a specific development environment in which a set of development tools are used: C, Clarion code generator, Pl/Sql and variousproducts such as a database synchronization tool (“Synchro”), Oracle and Clarion drivers (modified to meet specific company needs),a configuration...

U ovom radu ukratko je opisan model organizacije znanja na tri razine (jezično, opće i radno znanje) te metoda NOK (Nodes Of Knowledge) za organiziranje mreže znanja. NOK je metoda za predstavljanje znanja (engl. knowledge representation, KR). U radu se raspravlja odnos ljudskog znanja i objektivne stvarnosti te položaj i mogućnost organiziranja um...

One of the research paths in the field of artificial intelligence is knowledge representation. There are different approaches, formalisms, methods and languages. They vary from simple to complex and from less semantically rich to very expressive. In their previous papers, the authors introduced a new method for knowledge representation named Nodes...

This paper introduces a graphical based method for knowledge representation named Nodes of Knowledge (NOK). Basic concepts for graphical representation (nodes and links) as well as their variations are described. Furthermore, the idea of application the NOK method in different domain of knowledge is presented. The conceptual model of a system based...

This paper presents the results of a research on code merging in a specific development environment. The research data was collected during a timeframe of 5 years of software development and maintenance. Four different software products were monitored. During that time 49.572 procedure mergings occurred and 498 of them were recognized as conflicts....

This Paper provides an analytical overview of the IT technologies that are currently available for the development of business internet applications. HTML, AJAX and Rich Internet Application (RIA) technologies are compared and the pros and cons of each technology outlined. Incompatibility issues of most RIA platforms with numerous devices and opera...

This paper illustrates the results of an analysis of business sectors covered by ERP solutions. The authors answer questions in regards to business sectors supported by ERP solutions, while presenting a list of supported business sectors. Using a statistical analysis, an answer is given to the question of whether there are any business sectors that...

The paper shows a proposition of metrics for measuring the complexity of the business organization and business software. The metrics is based on a subjective estimation of complexity of the elements from a part of the structure of business organization or business software in relation to other elements from the observed part. Estimation is perform...

The paper presents a procedure for annual programme and production planning, which ensures timely, realistic and comprehensive broadcasting planning and the planning of TV programme production for public TV services. The procedure relates tasks which are performed in various main business processes, and as a result they provide coordinated broadcas...

The paper presents the development and meaning of patterns for data modeling. Patterns are also used in the process of learning to design and in data modeling design itself. The purpose of this paper is to present the two faceted taxonomy; other specific contributions are: a) Operational definition of a data model pattern b) Defined practice for mi...

In this paper, we analyze the usefulness of a simplified variant of the Sharp's methods in the process of validating logical data models without use of normalization. This paper argues that Sharp's method provides an appealing, precise approach to logical data models evaluation well-suited for validating by expert users. This paper will compare Sha...

The paper describes a method for estimation of the size of business sectors covered by ERP solutions. It presents a short overview of existing methods for measuring the size of business sectors and software in general, including the ERP solution as its special type. A list of business sectors which are supported by ERP solutions is given. The descr...

The paper describes a method for the estimation of the complexity of business sectors cover by ERP solutions. It presents a short overview of existing methods for measuring the complexity of business sectors and software in general, including the ERP solutions as its special type. The list of business sectors which are supported by ERP solutions is...

The paper demonstrates the results of analysis of business sectors supported by specialised ERP solutions. It answers the following questions: is there a form of grouping ERP solutions producers based on the number of supported business sectors, is it possible to develop a mathematical model for estimation of the number of ERP producers which suppo...

Even though a lot of effort has been put into researching image retrieval and interpretation, there is still no universally accepted approach to map low-level feature into high level image semantic interpretation. In this paper, a method for continuous low-level features vector quantization is presented so as to define appropriate values for descri...

The paper shows a proposition of metrics for measuring the complexity of the business sector and business software. The metrics is based on a subjective estimation of complexity of the elements from the structure of business sector or business software, based on predefined measuring scale. Defined in this manner, the metrics represents a unique met...

This paper illustrates the results of an analysis of business sectors covered by ERP solutions. The authors answer questions in regards to business sectors supported by ERP solutions, while presenting a list of supported business sectors. Using a statistical analysis, an answer is given to the question of whether there are any business sectors that...

A lot of effort has been put into researching image interpretation, but there is still no universally accepted approach to map low-level feature into high level image semantic interpretation [1]. In this paper, a method for continuous low-level features vector quantization is presented so as to define appropriate values for descriptive variables. T...

The paper shows a proposition of metrics for measuring the complexity of the business sector and business software. The metrics is based on a subjective estimation of complexity of the elements from the structure of business sector or business software, based on predefined measuring scale. Defined in this manner, the metrics represents a unique met...

Članak opisuje metodu procjene veličine poslovnih djelatnosti koje su podržane ERP rješenjima. Prikazuje se kratki pregled postojećih metoda mjerenja veličine poslovnih djelatnosti i općenito programske podrške, pa time i ERP rješenja kao njezine specijalne vrste. Daje se popis poslovnih djelatnosti koje su podržane ERP rješenjima, te se nad njima...

The paper describes activities and errors in customer integration process. It also illustrates a process model of customer data integration in an insurance company's information system. Basic business processes in insurance companies, sales and damage are the key source of data on customers. The process of business information system integration is...

The article shows a proposition of a metrics for measuring the size and contributions of ERP solutions through the number of covered business sectors. The size is defined as a feature which shows to what extent the ERP solution participates in covering business sectors, while contribution is a feature which shows to what extent the ERP solution con...

The paper shows a proposition of metrics for measuring the complexity of the business sector and business software. The metrics is based on a subjective estimation of complexity of the elements from the structure of business sector or business software, and reaching conclusions on the final complexity through the Analytic Hierarchy Process (AHP). D...

The paper describes activities and errors in customer integration process. It also illustrates a process model of customer data integration in an insurance company’s information system. Basic business processes in insurance companies, sales and damage are the key source of data on customers. The process of business information system integration is...

Big broadcasting companies, like HRT - Croatian radio-television (croat. Hrvatska radiotelevizija), whose operation is the production and broadcast of radio and television program, have complex systems, including a complex information system. this paper shows the process of planning television broadcasts and the process of monitoring television bro...

Currently, the main challenge of CBIR is bridging the so-called semantic gap. A question emerges whether visual similarity is reliable for grading semantic similarity and how complex the problem of semantic interpretation of an image really is? Using the UML class diagram, a model for semantic interpretation of general images is presented. A genera...

The paper illustrates a proposition for process model of the P&I maritime in-surance sale. A specific feature of such a form of insurance relates to the col-laboration between an insurance company and P&I clubs, which insure shipping company liability. The paper shows a decomposition diagram of the process of P&I insurance sales, from the aspect of...

Enterprise Resource Planning (ERP) represents a general business application software solution which is applicable in different business operations. Therefore, it covers areas which are common to a certain group of business operations (e.g. manufacturing, services, financial services, public services, etc.). However, business operations , no matter...

The paper illustrates a proposition for process model of the P&I maritime insurance sale. A specific feature of such a form of insurance relates to the collaboration between an insurance company and P&I clubs, which insure shipping company liability. The paper shows a decomposition diagram of the process of P&I insurance sales, from the aspect of t...

Most users of image collections formulate their queries in terms of semantics. The question is which is the level of semantic interpretation the users use to describe certain types of images in order to develop and adjust efficient methods for representing and managing images of a given domain. This paper outlines approaches which in various ways c...

The most used method for determining the complexity of information systems is the function point method. This paper illustrates the new method, Data on Document (DOD) for estimating the complexity of designing business information systems. Similar methods are shown in brief. The objective is to explain the reasons for using the newly defined DOD me...

Despite three decades of government initiatives and academic research, the use of information and communications technology (ICT) in learning and teaching remains only partially understood. This paper strives toward giving some evidence how new knowledge provided by cognitive, social, and learning scientists, information and computer scientists, an...

One of the factors for reaching competitive advantage is establishing a corresponding business organisation structure which will be able to support its existence in the world of general globalisation processes. A modern approach to the establishment of such a structure is observing it from the viewpoint of its business processes. This paper tries t...

This paper presents the analysis results of the influence of the number of developers on the total number of conflicts during software version merging. Conflicts in code merging can arise when more developers simultaneously and independently make changes of the same part of the programming code, and the goal is to make the number of conflicts as sm...

The software development team is regularly faced with two major problems: access to previous software versions and simultaneous work of many programmers on the same source code at the same time. Some development teams solve these problems by using version control tools, while others opt for manual version control. This paper analyzes both approache...

The paper describes a program support system for team development in a computer network environment. Existing program solutions already on the market are encapsulated and are not adapted to the needs of users working in an application development team. The objective is to develop a model of the system supporting a network application development. A...

The paper presents the MIRIS methodology and education model that may help in acquiring knowledge and skills required in information sy-stem design. The education model is used with students, as well as with information technology (IT) professionals actively involved in information systems design. The model was changed during the course of time, an...

The paper presents the MIRIS methodology and education model that may help in acquiring knowledge and skills required in information system design. The education model is used with students, as well as with information technology (IT) professionals actively involved in information systems design. The model was changed during the course of time, and...

The paper presents the training model for information system designers, providing training on basic knowledge in business processes analyses and data modeling, reading models and participation in project teams. The training model is used with information technology professionals actively included in information system development.

A method of integrating separated information subsystems of a business system in a single information system is described. The problems of an integration process are analyzed as well as the problems concerning separated information subsystems. For successful integration, the process of planning a data model is important. On the basis of an integral...

Essential elements of a strategic plan for information systems and information technology (IS/IT) are outlined. The procedures of obtaining information through interviews are analyzed for the most demanding activities of strategic planning and the advantages and disadvantages of that method are set out. A method of collecting the required data for...

The paper demonstrates the results of analysis of business sectors supported by specialised ERP solutions. It answers the following questions: is there a form of grouping ERP solutions producers based on the number of supported business sectors, is it possible to develop a mathematical model for estimation of the number of ERP producers which suppo...

There is still no generally accepted principle to map low-level features into high level image semantic interpretation although a lot of effort has lately been put into image interpretation research. In this paper, an abstract image description vector suitable for image analysis is given. Also, a method for continuous low-level features vector quan...