نتایج جستجو برای: solution features
تعداد نتایج: 967115 فیلتر نتایج به سال:
The effect of crystallizing solution chemistry on the subsequently as-grown materials was investigated for Mo-substituted iron oxides prepared by thermally activated co-precipitation. In presence Mo ions, we find that varying oxidation state precursor from Fe(II) to Fe(III) causes a progressive loss atomic long-range order with stabilization 2–4 nm particles sample Fe(III). Fe also affects dist...
this paper presents time domain fundamental solutions for the extended biot's dynamic formulations of two-dimensional (2d) unsaturated poroelasticity. unsaturated porous media is considered as a porous media in which the voids are saturated with two immiscible fluids, i.e. liquid and gas. at first, the corresponding explicit laplace transform domain fundamental solution is obtained in term...
A Heuristic Algorithm for Nonlinear Lexicography Goal Programming with an Efficient Initial Solution
In this paper, a heuristic algorithm is proposed in order to solve a nonlinear lexicography goal programming (NLGP) by using an efficient initial point. Some numerical experiments showed that the search quality by the proposed heuristic in a multiple objectives problem depends on the initial point features, so in the proposed approach the initial point is retrieved by Data Envelopment Analysis...
this study investigated the effects of planning on second-language written production with regard to task type. the participants were 75 iranian learners of english as a foreign language attending a private foreign language institution. they were asked to complete two different types of writing tasks (expository writing task and argumentative writing task) in different planned conditions (indiv...
تخمین سن انسان از روی تصاویر مشکلی است که اخیرا توجه زیادی را، بخاطر کاربردهای بیشمارش در بخش دیداری کامپیوتر به خود معطوف ساخته است، همچنین چالش هایی که نیازمند یک راه حل رضایت بخش می باشد، به علاوه چالش های آموزشی در دریافت تصاویر چهره تحت شرایط ظاهری غیر قابل کنترل از قبیل زاویه ها ی نوری متفاوت، تغییر در موقعیت ها و ژست ها، اثرات سنی در سیما و چهره که به فاکتور های زیادی مانند نحوه ی زندگی ...
The purpose of this report is to describe our research and solution to the problem of designing a Content Based Image Retrieval, CBIR system. It outlines the problem, the proposed solution, the final solution and the accomplishments achieved. Due to the enormous increase in image database sizes, as well as its vast deployment in various applications, the need for CBIR development arose. Firstly...
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