IT systems of today’s enterprises are continuously monitored and managed by a team of resolvers. Any problem in the system is reported in the form of trouble-tickets. A ticket contains various details of the observed problem. However, the knowledge of the actual problem is hidden in the ticket description along with other information. Knowledge of issues helps the service providers to better pl...

Air ticket sales revenue is an important source of revenue for travel agencies, and if future air ticket sales revenue can be accurately forecast, travel agencies will be able to advance procurement to achieve a sufficient amount of cost-effective tickets. Therefore, this study applied the Artificial Neural Network (ANN) and Genetic Algorithms (GA) to establish a prediction model of travel agen...

The Kassa module is part of a ticket ordering system developed by a company. It is a front-end running on client machines used by ticket sales clerks in ticket agencies and box offices. The Kassa module is operational and several of the company’s customers use it. The module is written in Java and about ten years old. The architecture of the Kassa module has become deprecated and is hard to mai...

We develop a model to derive an optimal price for bundle of two goods when buyers are risk averse and uncertain about the valuation each good. In theory, depends not only on probability positive good, but also correlation between valuations. analyze unique airlines dataset in which we directly observe prices both bundled (round trip ticket) unbundled items (two one-way tickets) identical itiner...

Replay attack and password attacks are serious issues in the Kerberos authentication protocol. Many ideas have been proposed to prevent these attacks but they increase complexity of the total Kerberos environment. In this paper we present an improved method which prevents replay attacks and password attacks by using Triple password scheme. Three passwords are stored on Authentication Server and...

The start of the European Electronic Toll Service (EETS) appears far from being thoroughly realized, because of the unclear definition of a business model especially from the point of view of the EETS Providers. Toll Chargers started to approach EETS at a greater speed, as they shall accept any possible Provider from October 2012. The EETS Directive is one of the factors affecting the next arch...

Second-price auctions are designed to induce people to reveal their private preferences for a good. Laboratory evidence suggests that while these auctions do a reasonable job on aggregate, they fall short at the individual level, especially for bidders who are off-margin of the market-clearing price. Herein we introduce and explore whether a random nth-price auction can engage all bidders to bi...