Evgeniya Georgieva

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The mobile education became more popular and accessible worldwide. Today there is a big variety of solutions for such systems. In this paper a general classification of existing mobile learning systems is made. A 3D visualisation of this classification according to three indicators of the usability is presented. It gives a possibility easy to take into(More)
This paper places mobile learning in the space of the existing learning methods. The three main groups of challenges - technological, development and pedagogical - in the transition from e-learning to m-learning are defined. The influence they make over the main participants in the m-learning process - developers, educators and students is also examined
This paper describes a methodology for mobile devices characteristics recognition. The proposed main stages are: analysis, selection, program realisation, implementation and evaluation. The basic activities for each stage are determined. The methods which can be used for mobile device recognition are examined. The proposed methodology is used successfully(More)
The paper examines the implementation of mobile Flash based module designed to test the speed of reading text on the mobile device screen. This module will be a part of a system for human-computer interaction investigation on mobile devices. A classification of existing methods for visualization of textual information is made. The main characteristics of(More)
Objective. To describe the clinical characteristics of IPEX syndrome in a child with FOXP3 mutation. Clinical Case. A boy aged 2.3 years was born from first normal pregnancy with a weight of 3420 gr. Family History. Two brothers of the mother died before the age of 3 years with severe infections, diarrhea, erythroderma, and elevated immunoglobulins class E(More)
Between 1982 and 1991, inclusive, a total of 13718 patients were treated in the Department of Eye Diseases in Plovdiv University of Medicine. Cataract patients formed the most numerous group (19.71%), followed by those with diseases of the retina (9.53%), glaucoma (7.95%), uveitis (4.9%), diseases of the cornea (3.86%), malignant tumors of the eyelids and(More)