نتایج جستجو برای: physical parmeters
تعداد نتایج: 664905 فیلتر نتایج به سال:
The ideal desigp M e is m o#hally &#he control parmeters within a given dorarrm. An OptpIIUs d e (oeighbwing 0 ~ ~ ) ~ n u t c h g t h e ~ a d P ~ e c w t r o l t o f i r s t o r d e r m t h e var ia t im of the mkmm plant parameters from a given mminal sei of values. In lhk paper pn dyti cal syntbgis proeedare for feedback controllers generatiq the optmully sensithe contrd is developed. The op...
-------------------------------------------------------ABSTRACT--------------------------------------------------The present study was to evaluate nitrite toxicity in fish gills during long-term exposure of sublethal concentration of sodium nitrite (NaNo2). The effect of nitrite on histopathological parmeters were evaluated exposing Indian freshwater fish, Cirrhinus mrigala to a sublethal conce...
in this study, the effects of oleothermal modification on physical and mechanical peroperties of fir wood (abeis sp.) blocks were examined. at first, some blocks of fir wood with 5 × 20 × 120 cm dimensions were prepared. the blocks were treated in soybean oil. the effects of 3 factors such as treatments temperature (180and 200 °c), holding time (12 and 15 h) and initial moisture content of wood...
We dcvciop a new variaiional scheme to approximate tlie podion dependent spatial probability distribution of a zero dimensional manifold in a random mcdium. This celebrated 't,oy-model' is associated via a. ma,pping with directed polymers in 1+1 dimension, and also describes feat.ures of the commensiirate-incommensurate phase transition. I t consists of a pointlike 'intrrfare' in one dimension ...
This report presents a method for developing a gesture-based system using a multi-dimensional hidden Markov model (HMM). Instead of using geometric features, gestures are converted into sequential symbols. HMMs are employed to represent the gestures and their parmeters are learned from the training data. Based on “the most likely performance” criterion, the gestures can be recognized through ev...
In the first part of this four-part paper, the framework of a unified deterministic theory of fields and particles is presented. The model is based on a single set of field equations, Einstein’s vacuum equations for a higher-dimensional metric space. The extra space is not compactified, for example by assuming a spherical topology with very high extra-space curvature, the metric being represent...
An overview of acoustic echo cancellation systems is presented. First the basics of echo’s, type of echo’s , why echo canceller are required and what are the difference between echo canceller are explained then the application where they can be used is discussed.. This paper presents applications of acoustic echo control and shows most recent solutions. For some selected applications (LEM) resu...
جهت بررسی تاثیر فعالیتهای گروهی کاردرمانی ( گروههای ورزشی physical exercise group ، و گروههای بحث discussion group ) بر کاهش میزان افسردگی معتادین مرکز بازپروری تهران، معتادینی که در ده روز متوالی در مرکز بازپروری فوق پذیرش شدند. با آزمون سنجش افسردگی بک beck depression scale مورد ارزیابی قرار گرفتند و تعداد 60 نفر از آنها که در آزمون فوق نمره بالاتر از 15 را کسب نمودند براساس ویژگی...
چکیده: در این تحقیق، برخی خواص فیزیکی و مکانیکی لوبیا قرمز به-صورت تابعی از محتوی رطوبت بررسی شد. نتایج نشان داد که رطوبت بر خواص فیزیکی لوبیا قرمز شامل طول، عرض، ضخامت، قطر متوسط هندسی، قطر متوسط حسابی، سطح تصویر شده، حجم، چگالی توده، تخلخل، وزن هزار دانه و زاویه ی استقرار استاتیکی در سطح احتمال 1 درصد اثر معنی داری دارد. به طوری که با افزایش رطوبت از 54/7 به 12 درصد بر پایه خشک طول، عرض، ضخام...
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