The spatial distribution of dust sources in iraq by using satellite images

... phenomenon within the study area These images represent the beginning of dust storms (start point reigns of dust) because it is in the early hours of the day (Figure 2) shows the selected images [10] ... of dust Geographic location of the regions that emit particles of dust and thus cause the phenomenon of dust storm in the study area (Iraq) has been determined, the determination of these points ... units on the wind erosion for finding dust storm sources in regions of western parts of Iran [7] The researchers in reference [8] have calculated the dust storm velocity by determining the front...

Báo cáo khoa học: "Assessment of the spatial distribution of light transmitted below young trees in an agroforestry system S Meloni" pptx

... INTRODUCTION Agroforestry is defined as a multiple landuse system in which woody plants are combined with annual crops and/or animals on the same unit of land (Jarvis,1991) In these systems, the tree canopy ... distribution of transmitted radiation Tree structure and light distribution below trees were measured in an agroforestry system consisting of wild cherries (Prunus avium) and a pasture of Festuca ... at the scale of the sensor Therefore this should increase the minimum of transmitted radiation measured under the trees and blur the edge of the shaded area Second, small errors in the canopy structure...

báo cáo khoa học: " Spatial distribution of transcript changes in the maize primary root elongation zone at low water potential" docx

... oxalate oxidase and We explored gene expression in the maize primary root to identify causes for the changes observed in the spatial pattern of root elongation at low Ψw The two regions of the root ... 119:1349-1360 Saab IN, Sharp RE, Pritchard J: Effect of inhibition of ABA accumulation on the spatial distribution of elongation in the primary root and mesocotyl of maize at low water potentials ... physiological changes that occur in waterstressed roots and identifying candidate genes that confer the varying growth responses of the different regions of the maize root elongation zone The results...

Effect of urban emissions on the horizontal distribution of metal concentration in sediments in the vicinity of Asian large cities

... based on a large number of samples taken in Korea In the case of Tokyo and in the Philippines, urban runoff from roads on rainy days contributes to the increase in metal concentration in the sediments ... and urban storm water on the distribution of metals is discussed The obtained metal concentrations in the sediments in the Philippines were compared with those in other Asian countries using the ... Higher concentration was observed for samples taken in the eastern side of Manila Bay The concentration profiles in the sea sediments show the decrease in lead and zinc concentrations in the sediments...

Báo cáo toán học: "Preliminary measurement and simulation of the spatial distribution of the Morphogenetically Active Radiation (MAR) within an isolated tree canopy" docx

... whereas the transmittance ranged between 0.03 and 0.16 around a mean value of 0.07 The variability of leaf transmittance was more marked at the top and the bottom than in the middle part of the tree ... transmittance was found in the upper part of the tree A vertical gradient of the mean transmittance existed from the bottom to the top of the tree crown Like in the PAR domain, the variability of the ... of the transmittance was more marked at the top and the bottom than in middle part of the tree crown The difference between mean leaf reflectance (0.41) and transmittance (0.43) in the far-red...

báo cáo khoa học: " Assessing the spatial distribution of methadone clinic clients and their access to treatment" ppsx

... order to have good access to methadone, some heroin users might have migrated from their original areas of gathering to the new neighbourhoods of methadone clinics The compact distribution of heroin ... angles: distribution of methadone clients on one hand, and the utilization of clinic services on the other, as exemplified by the situation in Hong Kong In interpreting the results in the study, there ... this article as: Wong et al., Assessing the spatial distribution of methadone clinic clients and their access to treatment Harm Reduction Journal 2010, 7:14 Page of ...

Approximation to the stationary distribution of information flows in a communication network

... links in the network The links have finite transmission capacities which are allocated to the information flows concurrently transmitting in the network according to some dynamic bandwidth sharing ... results are unsatisfying for providing the benchmark solution to evaluate the accuracy of our approximation algorithm, in absence of analytical solution of the network The reason is that although in ... processing capacity 1.3 Research contribution As we have mentioned, the data transmitting communication network such as the Internet is once again a hot topic today In recent years, the increasing...

Báo cáo toán học: " Enhancement of the photoelectric performance of dye-sensitized solar cells by using Ag-doped TiO2 nanofiber in TiO2 nanoparticle film as an electrode" pot

... Enhancement of the photoelectric performance of dye-sensitized solar cells using Ag-doped TiO2 nanofibers in a TiO2 film as electrode En Mei Jin*1, Xing Guan Zhao1, Ju-Young Park2, and Hal-Bon ... TiO2 nanoparticles and thin film porosity TN and ATN nanofibers can be observed at the surface of the film, so the nanofiber- added TiO2 film has an advantage to having higher adsorption of dye ... efficiency of dye-sensitized solar cells [DSSCs], TiO2 nanofiber [TN] and Ag-doped TiO2 nanofiber [ATN] have been extended to be included in TiO2 films to increase the amount of dye loading for...

Báo cáo hóa học: " The Optimal Design of Weighted Order Statistics Filters by Using Support Vector Machines" doc

... divides the set of samples such that all the points with the same class are on the same sides of the hyperplane Let wo and bo denote the optimum values of the weight vector and bias, respectively The ... are separated by an optimal hyperplane, which is bounded by W T X m ≥ and W T X m+1 < 0, i i when the output value is m Hence, the vector X m is called the i 1 -support vector and the vector X m+1 ... classiﬁed into 1 -vector and 0 -vector signals The input signals X k are 1 -vector if they satisfy U(W T X k ) = i i They are 0 -vector if they satisfy U(W T X k ) = In vector i space, these two classes...

Báo cáo y học: " There has been a lack of investigation into the spatial distribution and clustering of suicide in Australia, where the population density is lower than " pot

... the characteristics of each variable Spatial analysis was performed to view the spatial distribution of suicide ASM rates by gender and age, using GIS and mapping approaches Qi et al BMC Psychiatry ... interventions in Queensland, Australia This spatial analysis method may also have a wide application in mental health research and practices Abbreviations ABS: (Australian Bureau of Statistics); ASM: (age-adjusted ... CDATA Data analysis A series of GIS and statistical methods were used to analyse these data MapInfo (including Vertical Mapper) was used to explore spatial patterns of suicide by gender, age and...

Tài liệu THE SPATIAL DIMENSION OF SOCIO-ECONOMIC DEVELOPMENT IN ZIMBABWE docx

... economy of Zimbabwe The aim of these policies is the reduction of inequalities in the spatial economy 1.7 Organisation of the thesis Chapter contains a review of spatial development theory, policy ... planning in Zimbabwe The first objective of the study is to investigate the uneven spatial pattern of levels of socio-economic development in Zimbabwe The exact pattern of spatial imbalances in economic ... understanding of the world in which we live One of the models devised to explain inequalities in spatial economic development is the coreperiphery model 2.3.1 The core-periphery model The origin of the...

Selective Distribution of Luxury Goods in the Age of e-commerce An Economic Report for CHANEL doc

... reduce the value of the product to the customer 50 The “image” of a brand is therefore an integral part of the product, and determines the willingness to pay of consumers Manufacturers of luxury goods ... uncertainty as to whether an internet offering critically undermines the luxury image that is central to many products in the luxury goods industry Secondly, an internet retailer cannot provide the ... the luxury “feel” of their experience with the product, and typically buy it to enhance their own image The “image” of a brand is an integral part of the product, and determines the willingness...

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Báo cáo khoa học: " THE DISTRIBUTION OF WORD LENGTH IN TECHNICAL RUSSIAN" pdf

... THE DISTRIBUTION OF WORD LENGTH IN TECHNICAL RUSSIAN k (LENGTH in LETTERS) Figure 39 40 ANTHONY G OETTINGER TABLE Word length Frequency Sample 1 10 11 12 13 ... Lunts, 1950, "Prilozhenie Matrichnoj Bulevskoj Algebry k Analizu i Sintezu Relejno-Kontaktnyx Sxem ," Doklady Akademii Nauk SSSR, 70, pp 421-23 K V Valdimirskij, 1951, "O Sinxronnom Fil'tre ," Zhurnal ... (part); (b) pp 55 (part), 59, 64, 65, 71, 122 REFERENCE Oettinger, A G., "A Study for the Design of an Automatic Dictionary ," Doctoral Thesis, Harvard University (1954) 537 351 438 325 577 579...

Báo cáo lâm nghiệp: "Spatial distribution of four spruce bark beetles in north-western Slovakia" pps

... give information influenced by migration of beetles CONCLUSIONS I typographus remained dominant species on the majority of sites having high intensity of tree infestation mainly along the main ... understanding of bark beetles spatial distribution It may be used for practical forest protection only as preliminary information No environmental factor controlling observed pattern of bark beetles distribution ... base of the stem and the base of the crown; III, just below the base of the crown; IV, in the middle of the crown; V, in the upper part of the crown The infestation density of five bark beetles, ...

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