Serwis Infona wykorzystuje pliki cookies (ciasteczka). Są to wartości tekstowe, zapamiętywane przez przeglądarkę na urządzeniu użytkownika. Nasz serwis ma dostęp do tych wartości oraz wykorzystuje je do zapamiętania danych dotyczących użytkownika, takich jak np. ustawienia (typu widok ekranu, wybór języka interfejsu), zapamiętanie zalogowania. Korzystanie z serwisu Infona oznacza zgodę na zapis informacji i ich wykorzystanie dla celów korzytania z serwisu. Więcej informacji można znaleźć w Polityce prywatności oraz Regulaminie serwisu. Zamknięcie tego okienka potwierdza zapoznanie się z informacją o plikach cookies, akceptację polityki prywatności i regulaminu oraz sposobu wykorzystywania plików cookies w serwisie. Możesz zmienić ustawienia obsługi cookies w swojej przeglądarce.
When a customer invests into a stock market, he wants to attain higher profits in short period of time but with less amount of knowledge he has, this process gets very difficult. This situation often creates more losses to customers rather than profit which is fatal for their wealth. This economically dangerous position can be overcome with proper planning, proper management, apt amount of knowledge...
The main problem of rule-based information extraction technique is that the extraction rules tend to be specifically designed for specific information or document structure; hence it cannot be directly used in another without some proper modifications. Semi-structured documents like tables present another challenge to information extraction; since there are no standards on how to design it, the structure...
Taking care and maintenance of a healthy population is the Strategy of each country. Information and communication technologies in the health care system have led to many changes in order to improve the quality of health care services to patients, rational spending time and reduce costs. In the booming field of IT research, the reach of drug delivery, information on grouping of similar drugs has been...
Information and communication technology are the important support technology to effective energy distribution and consumption. With the national power reform and electricity sale opened, the new requirements and goals for user demand side management and response were put forward. The efficient mining and application of consumption data should be the important basis of demand side management and response...
Information systems are able to support the operational activities and provide useful information for users. In fact almost every large companies implementing information systems, but controlling the information system needs additional efforts, one of which is the audit of information systems. Audit is believed to be able to identify risks and evaluate the adequacy of the important controls on information...
Sentimental Analysis is one of the most popular technique which is widely been used in every industry. Extraction of sentiments from user's comments is used in detecting the user view for a particular company. Sentimental Analysis can help in predicting the mood of people which affects the stock prices and thus can help in prediction of actual prices. In this paper sentimental analysis is performed...
This paper presents die storage improvement for a case study company, who is a manufacturer of made-to-order paper packaging product. One of the critical equipment used to produce paper packaging is the dies used in die cutting machine. These dies are stored in the separate storage room and they are placed on any available shelf slot. Due to the wide variety of product design, number of die stored...
In this paper will be presented different knowledge management approaches used for semantic data evaluation and understanding tasks. Data understanding processes use the cognitive processes of data description, analysis and interpretation. The main step of such analysis is the formal grammar definition to obtain linguistic description. Some possible application of presented algorithms will be described...
The goal of this paper is to create a hybrid system based on a Multi-Agent Architecture that will investigate the evolution of some prediction strategies (Elliott Wave, Lucas, GANN) along with technical, fundamental and macro-economical analysis methods on stock market indexes and how this information influences the stock market behavior in order to improve the profitability on a short or medium time...
Companies today are developing business strategies taking into consideration behavior of their customers through social networks, which have allowed to extract large amounts of relevant data about users. This is why it has been necessary to apply data mining techniques to find patterns that describe the preferences of users in different contexts. This paper describes the results of using data mining...
One highly studied topic in the field of social networks is the search for influential nodes, that when seeded (i.e. infected intentionally), may infect a large portion of the network through a viral process. However, when it comes to the spread of new products, such viral processes are rather rare. Social influence is indeed an important factor when it comes to the act of adopting a new product....
Traditional viral marketing problems aim at selecting a subset of seed users for one single product to maximize its awareness in social networks. However, in real scenarios, multiple products can be promoted in social networks at the same time. At the product level, the relationships among these products can be quite intertwined, e.g., competing, complementary and independent. In this paper, we will...
As technology moves from being an enabler to become the lifeblood of businesses in the digital era, so does the data used to support the implementation of these technological shifts. In order for the data to be an asset and not a liability, it is primordial to ensure that the data captured and maintained over time is accurate, traceable, reliable and current. However, very often, in order to complete...
Roles have turned into the de facto standard for access control in enterprise identity management systems. However, as roles evolve over time, companies struggle to develop and maintain a consistent role model. Up to now, the core challenge of measuring the current quality of a role model and selecting criteria for its optimization remains unsolved. In this paper, we conduct a survey of existing role...
The growth in the packaged food industry has created pressure on the packaged food warehouse to enhance the order-picking efficiency. The decision support system (DSS) for stock keeping units (SKUs) allocation thus has to make quality decisions for shortening the order-picking time. In order to improve the decision making ability of the DSS, the determinant factors of the major input variable - the...
In order to explain the reason of the high underpricing rate of IPO and to judge whether there exists IPO underpricing, combined with China's specific policy system, this paper classified the IPO first-day underpricing or discount and constructed a classifier by using the decision tree modeling under the multiple influence factors. The numbers listed in this article refer to the data of initial public...
Online social networks connect users all around the world,, now is becoming a valuable crowdsourced data source for implementing intelligent people-centric services, e.g., personalized recommendations. Understanding users' characteristics, behaviors is critical for enabling such intelligent services. This paper studies users' preference distribution based on a huge Facebook dataset with 479,048 users,...
At the same time as Big Data technologies are being constantly refined, the legislation relating to data privacy is changing. The invalidation by the Court of Justice of the European Union on October 6, 2015, of the agreement known as "Safe Harbor", negotiated by the European Commission on behalf of the European Union with the United States has two consequences. The first is to announce...
Open data has been described to, for example, reduce bureaucracy, remove corruption and lower the cost of a product. The discussion has mainly been over the data that has been provided by public organizations: governments, states, and municipalities. In this systematic literature review the aim is to see why private organizations would want to participate to open data initiative and how it would impact...
For many years, the relevant analyses have indicated problems in the functioning of the Croatian small-sized enterprises sector. It has been marked by recession, changes in legislation, financing problems, poor cash flow, dependence on large and state-owned companies and the low rate of survival. At the same time, the small-sized enterprises sector has been referred to as a generator of economic development,...
Podaj zakres dat dla filtrowania wyświetlonych wyników. Możesz podać datę początkową, końcową lub obie daty. Daty możesz wpisać ręcznie lub wybrać za pomocą kalendarza.