Seferin Mirtchev

20151112-06
Single server queueing model with state dependent arrival and departure rates
Seferin T. Mirtchev

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In this article, a single server delay system with a state dependent arrival and departure processes is investigated. The generalized arrival and service flow with nonlinear state dependence intensities is used. The idea is ...  read more

20160102-02
Internet Erlang formula: survey on relation between demand, capacity and performance in IP network
Seferin T. Mirtchev

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The internet traffic is the result of interaction among millions of users, hundreds of heterogeneous applications, and dozens of sophisticated protocols. The internet traffic is much more complex than the telephone traffic ...  read more

20160708-01
Generalized Erlang-B model in case of state-dependent arrival and departure processes
Seferin Mirtchev

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In this article, a generalization of the classic full availability multi-server loss system with generalized Poisson arrival process and generalized Bernoulli departure process is proposed. The generalized full availability ...  read more

20161112-01
IP network link capacity evaluation by Polya/G/1 queue
Seferin Mirtchev

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The IP networks are the most powerful tool for sharing information offering many services and using many technologies. When planning telecommunication networks it is important to determine the link throughput to provide quality ...  read more

20170102-05
Cloud communications: survey on architecture of Internet- based networks for cloud services
Seferin Mirtchev, Ignat Stanev, Rossitza Goleva, Georgi Georgiev

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The cloud communications are Fiber Channel Technology or Internet-accessed voice, data and video communications where storage, switching and telecommunications applications are hosted by a third-party outside of the end-user ...  read more

20170304-02
Network topology analysis – graph properties that matter
Mircho Mirchev, Seferin Mirtchev

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This article presents correlation between network metrics with graph properties, more specifically spectral graph characteristics. This work is in the foundation of network topology analysis based on the relevant graph representation ...  read more

20170506-04
Traffic investigation of priority services in IP networks
Dimitar Atamian, Seferin Mirtchev, Rossitza Goleva

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The paper presents an investigation of the quality of service of IP traffic flows, using different queueing disciplines. The main goal is to model the possibility of using a priority scheme, which is optimal for both the priority ...  read more