abstract        background and objective: this study was conducted to evaluate epidemiology of risk factors for hepatitis c virus (hcv) transmission, and determine the association of its genotypes with viral load and response to treatment in patients referred to the infectious disease clinic of khorramabad.         methods: the study included patients infected with hepatitis c referred to the i...

In this paper, the optical properties of one dimensional fractal structures are investigated. We consider six typical fractal photonic structures: the symmetric dual cantor-like fractal structure, the asymmetric dual cantor-like fractal structure, the single cantor-like fractal structure, the symmetric dual golden-section fractal structure, the asymmetric dual golden-section fractal structure a...

This paper introduces Quality of Experience My Online Teacher (QoE-MOT), a user quality of experience oriented version of the generic authoring tool MOT. QoE-MOT is an authoring tool which enables the creation of performance-aware adaptive courses, by adapting the educational content to the learner network conditions. MOT was developed based on LAOS, a complex five layer authoring model. In sim...

The rich literature on multiple object tracking (MOT) conclusively demonstrates that humans are able to visually track a small number of objects. There is considerably less agreement on what perceptual and cognitive processes are involved. While it is clear that MOT is attentionally demanding, various accounts of MOT performance centrally involve pre-attentional mechanisms as well. In this pape...

Les repetitions dans les suites de symboles ont CtC beaucoup Ctudiees depuis le travail d’Axe1 Thue au debut du siecle [l 1,121 qui demontra qu’on peut construire un mot infini sur deux lettres ne contenant pas de facteur de la forme uuu (cube), ainsi qu’un mot infini sur trois lettres ne contenant pas de facteur de la forme uu (carre). Des lors se pose la question de savoir pour un nombre de l...