Zobrazeno 1 - 10
of 119
pro vyhledávání: '"Il-seok Ko"'
Publikováno v:
Journal of the Korea Academia-Industrial cooperation Society. 11:2269-2275
The performance of Genetic Algorithms (GA) is affected by various factors such as parameters, genetic operators and strategies. The traditional approach with random initial population is efficient however the whole initial population may contain many
Publikováno v:
Future Generation Computer Systems. 25:371-377
Web based distribution of multimedia digital content has been accelerated due to the increase in the use of the Internet. The major issue regarding the design of a multimedia digital content distribution system through the web is to guarantee the sec
Autor:
Il Seok Ko, Hoon-Jae Lee
Publikováno v:
Cybernetics and Systems. 39:705-718
An intelligent security agent for a reliable cipher system using a PingPong cipher is proposed. The system contains a security agent for security managements and services. The agent includes an intelligent selection of many security features: encrypt
Publikováno v:
Information Sciences. 176:1695-1711
The use of cache to store and process web objects has increased, and studies on effective web caching have been actively conducted. A processing unit of web caching contains web objects, and changes in the heterogeneity of these web objects and their
Autor:
Yun Ji Na, Il Seok Ko
Publikováno v:
The KIPS Transactions:PartD. :899-904
Necessity of the service-on-demand that reflect a personal characteristic of a customer was increased by an aggravation of web service competition. So a study on a customization is being performed actively. The common customization system supporting
Publikováno v:
Information Sciences. 174:237-250
Information security is becoming a more important factor in distribution of digital contents. Generally, illegal facsimile of high-quality multimedia products such as DVDs, MP3s and AACs is possible without damaging quality. Thus, the illegal distrib
Publikováno v:
The KIPS Transactions:PartC. :443-448
Publikováno v:
The KIPS Transactions:PartD. :455-460
An improvement of a mobile game content production and a service technology are bringing an explosive increase of a mobile game market. Currently serviced mobile games are using a WAP method and a download method. Because of technical problems, we co
Autor:
Il Seok Ko, Yun Ji Na
Publikováno v:
The KIPS Transactions:PartD. :303-308
Generally, the overloaded server problem and the rapidly increased network traffic problem are happened in a center concentrated multimedia digital content service. Recently, a study about the CDN which is a digital content transmission technology to
Autor:
Il Seok Ko, Choon Seong Leem
Publikováno v:
Information Systems Frontiers. 6:313-323
Now that the number of electronic commerce (hereunder called e-commerce) users has been explosively increasing, the consequent heavy network traffic leads to the delayed service of the e-commerce systems. This paper focuses on operational efficiency