Abstract Since the teaching content of Islamic religious instruction contains elements of a foreign language and description of rituals, in the learning process a counselor is essential. The question arises regarding the possibilities of learning this content with the use of information technology during students’ homework assignments. The study was conducted with elementary school pupils in “Jovan Jovanovic Zmaj” Primary School in Novi Pazar. The possibilities of using electronic materials by students were examined and it has been concluded that electronic materials would be best used when creating the form of static Web pages with text and graphics, as well as audio and video recordings. The influence of e-learning was examined with two groups of students who have equal school success. One group was taught the lessons and did their homework using the traditional methods of learning, while the other group used electronic learning. All students were graded in several aspects of the homework they had done and the scores were compared. It was revealed that better success was achieved by students who had used electronic material. The conclusion is that e-learning has a positive impact on the development of homework tasks in Islamic religious instruction in primary schools. Key words: e-lessons; e-learning; education; evaluation; website --- Sažetak S obzirom na to da nastavni sadržaji predmeta islamski vjeronauk sadrže elemente stranog jezika i opis obrednih radnji, u ucenju je neophodna pomoc strucne osobe. Postavlja se pitanje mogucnosti ucenickog svladavanja takvih dijelova gradiva uporabom informatickih tehnologija prilikom izrade domacih zadataka. Istraživanje provedeno među ucenicima O. S. "Jovan Jovanovic Zmaj" u Novom Pazaru. Ispitane su mogucnosti ucenicke upotrebe elektronickog materijala i zakljuceno da bi elektronicki materijal imao najbolju uporabu ako se izradi u formi staticnih internetskih stranica s tekstualnim i grafickim sadržajem, kao i poprati audiosnimkama i videosnimkama. Istraživanje utjecaja elektronickog ucenja izvrseno je nad dvjema skupinama ucenika ciji je uspjeh bio jednak. Jedna je skupina ucila gradivo i izrađivala domacu zadacu koristeci se tradicionalnim nacinom ucenja, a druga se koristila elektronickim ucenjem. Kod svih je ucenika ocijenjeno vise aspekata ispunjenog domaceg zadatka i uspoređene ocjene. Pokazalo se da su bolji uspjeh postigli ucenici koji su se koristili elektronickim materijalom. Zakljucak je da elektronicko ucenje ima pozitivan utjecaj na izradu domacih zadataka u nastavi islamskog vjeronauka u osnovnim skolama. Kljucne rijeci: e-gradivo; e-ucenje; edukacija; ocjenjivanje; internetska stranica.
Herzegovina Abstract This work is dedicated to solving the direct and inverse spectral task Sturm-Liouville type with linear delay and dispensed boundary conditions. Under the direct spectral assignment, we mean the construction of solutions . 2 2 y z y D = The aim of this paper is to solve the inverse task for the operator , 2 D which our knowledge is not known in the literature. We propose a new method. This method is based on the transformation of F in such a form that establishes a connection between the Fourier coefficients of a specific set of functions and values of their own operator , 2 D second. In this article, we will assume that .0 = h
Real-time object detection is crucial for many applications of Unmanned Aerial Vehicles (UAVs) such asreconnaissance and surveillance, search-and-rescue, and infras-tructure inspection. In the last few years, Convolutional NeuralNetworks (CNNs) have emerged as a powerful class of modelsfor recognizing image content, and are widely considered inthe computer vision community to be the de facto standardapproach for most problems. However, object detection basedon CNNs is extremely computationally demanding, typicallyrequiring high-end Graphics Processing Units (GPUs) thatrequire too much power and weight, especially for a lightweightand low-cost drone. In this paper, we propose moving thecomputation to an off-board computing cloud, while keepinglow-level object detection and short-term navigation onboard. We apply Faster Regions with CNNs (R-CNNs), a state-of-the-art algorithm, to detect not one or two but hundreds of objecttypes in near real-time.
Lectins are proteins with a well-defined carbohydrate recognition domain. Many microbial proteins such as bacterial toxins possess lectin or lectin-like binding domains to interact with cell membranes that are decorated with glycan recognition motifs. We report a straightforward way to prepare monodisperse and biocompatible polyethylene glycol microgels, which carry glycan motifs for specific binding to lectins. The sugar-functionalized colloids exhibit a wide mesh size and a highly accessible volume. The microgels are prepared via drop-based microfluidics combined with radical polymerization. GSII and ECL are used as model lectins that bind specifically to the corresponding carbohydrates, namely, GlcNAc and LacNAc. LacNAc microgels bind ECL with a high capacity and high affinity (Kd ≈ 0.5 to 1 μM), suggesting multivalent binding of the lectin to the LacNAc-decorated flexible microgel network. Glycan-functionalized microgels present a useful tool for lectin scavenging in biomedical applications.
The increasing fragmentation and degradation of forest habitats and the hybridization with cultivated varieties potentially threaten the genetic integrity of wild apple (Malus sylvestris /L./ Mill) and wild pear (Pyrus communis L.). Wild apple and wild pear have been included in the European Forest Genetic Resources Programme – EUFORGEN priority lists for development of conservation strategies. Researches are required into the genetic diversity and the structure of local populations to determine the most suitable conservation policies for these species at different scales. In this study, the RAPD markers were used in order to evaluate interspecies genetic similarity of wild apple trees and wild pear trees from the Starcevica Forest Park, Banja Luka, Bosnia and Herzegovina. Primers OPA-05, OPA-07, OPA-09, OPA- 10, OPG-03, OPG-11, OPG-12, OPG-13 and OPAC-03 were used to analyse genetic similarity of wild apple trees, while OPA-01, OPA-03, OPA-05, OPA-07, OPA-08, OPD-04, OPD-14, OPG-03 and OPG-06 were used to analyse genetic similarity of wild pear trees. There was a high level of polymorphism among the analysed wild apple trees, as well as among the wild pear trees, demonstrating a considerable richness in terms of wild apple and wild pear genetic resources in the Starcevica Forest Park. The significant genetic diversity of wild apples and wild pears is present between different test polygones, while when it comes to diversity within the test polygons, it can be concluded that very similar genotypes of wild apples and wild pears generally prevail within a polygon.
This paper proposes a hybrid circuit between a conformal strongly-coupled magnetic resonance (CSCMR) and a strongly-coupled magnetic resonance (SCMR), for better wireless power transmission (WPT). This combination promises to enhance the flexibility of the proposed four-loop WPT system. The maximum efficiency at various distances is achieved by combining coupling-matching between the source and transmitting coils along with the coupling factor between the transmitting and receiving coils. Furthermore, the distance between transmitting and receiving coils is investigated along with the distance relationship between the source loop and transmission coil, in order to achieve the maximum efficiency of the proposed hybrid WPT system. The results indicate that the proposed approach can be effectively employed at distances comparatively smaller than the maximum distance without frequency matching. The achievable efficiency can be as high as 84% for the whole working range of the transmitter. In addition, the proposed hybrid system allows more spatial freedom compared to existing chargers.
Introduction: Osteoporosis is a skeletal system disease characterized by decline of bone mass and deterioration of bone microarchitecture, which leads to increased bone fragility and, consequently, a greater risk of fractures. Postmenopausal osteoporosis generally occurs between 51 and 75 years of age following ovarian failure. Our aim was to investigate if specific lifestyle habits, i.e., smoking cigarettes and physical activity, as well as the intake of dietary supplements, affect bone mineral density (BMD) in postmenopausal women.Methods: Ultrasound (US) and dual energy X-ray absorptiometry (DEXA) data, obtained between 2008 and 2009 year, were retrospectively reviewed for 150 women in postmenopause, 50-65 years old, who live in Sarajevo Canton. The women were classified into two groups: Group A (75 postmenopausal women who underwent US of the left heel bone); control group B (75 postmenopausal women who underwent US of the left heel bone and had a DEXA scan of the lumbar spine and left hip).Results: The study included 150 women with the average age of 55.39 years. In the total sample, 24.7% of women took calcium and vitamin D supplements, and no statistically significant difference was observed between the groups. In the total sample, the prevalence of osteoporosis was significantly different between smokers and nonsmokers; i.e., osteoporosis was more frequent in women who smoked cigarettes. On average, women in both groups reported low physical activity; the difference was not statistically significant.Conclusions: Menopause is a known risk for osteoporosis. Our results showed that the length of menopause is closely associated with osteoporosis occurrence.
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