نتایج جستجو برای: degree of roads enclosure

تعداد نتایج: 21169769  

1999
Dean A. Pomerleau

Many real world problems require a degree of exibility that is di cult to achieve using hand programmed algorithms. One such domain is vision-based autonomous driving. In this task, the dual challenges of a constantly changing environment coupled with a real time processing constrain make the exibility and e ciency of a machine learning system essential. This chapter describes just such a learn...

1993
Dean A. Pomerleau

Many real world problems quire a degree of flexibility that is diflicult to achieve using hand programmed algorithms. One such domain is vision-based autonomous driving. In this task, the dual challenges of a constantly changing environment coupled with a real t h e processing constrain make the flexibility and efficiency of a machine learning system essential. This chapter describes just such ...

Journal: :ecopersia 0
seyed ata ollah hosseini associate professor of forestry and forest economics, university of tehran, tehran, iran. masoud esmaeili sharif isfahan research center for agriculture and natural resources, isfahan, iran mohammad amoozad forest, range and watershed administration, sari district, sari, iran korosh shirani associate professor at isfahan research center for agriculture and natural resources, isfahan, iran mohsen gorgandipour m.sc. student of forest engineering, faculty of natural resources, university of tehran, tehran, iran

the effect of forest roads on the extent and type of fire damage occurred in forests and rangelands of the neka county in mazandaran province was investigated. for this purpose, all fire spots, stand number, percentage and type of injury and damage to tree species, and average diameter at breast height (dbh) were noted with 100% inventory; area and geographic location of access roads were deter...

1999
Christodoulos A. Floudas

{Recent advances in global optimization for process synthesis, design and control are discussed. After a review of the chemical engineering contributions, we focus on the enclosure of all solutions of nonlinear constrained systems of equations. Important theoretical results are presented accompanied with computational studies on the enclosure of multiple steady states and all homogeneous azeotr...

2016
Embriette R Hyde Jose A Navas-Molina Se Jin Song Jordan G Kueneman Gail Ackermann Cesar Cardona Gregory Humphrey Don Boyer Tom Weaver Joseph R Mendelson Valerie J McKenzie Jack A Gilbert Rob Knight

Examining the way in which animals, including those in captivity, interact with their environment is extremely important for studying ecological processes and developing sophisticated animal husbandry. Here we use the Komodo dragon (Varanus komodoensis) to quantify the degree of sharing of salivary, skin, and fecal microbiota with their environment in captivity. Both species richness and microb...

Journal: :مرتع و آبخیزداری 0
طاهره صادقی شاهرخت کارشناس ارشد مرتع داری، دانشگاه فردوسی مشهد محمد جنگجو دانشیار گروه مرتع و آبخیزداری دانشکده منابع طبیعی و محیط زیست، دانشگاه فردوسی مشهد منصور مصداقی استاد مدعو، دانشکده منابع طبیعی و محیط زیست دانشگاه فردوسی مشهد

rangeland shrubs may provide mechanical facilitation on their understory plants, by protecting themagainst the livestock grazing. however, such a facilitation effect may vary depending on the rangelandutilization rate. in a field research, mechanical facilitation of rangeland shrubs was compared in ahighly grazed, a moderately grazed and an enclosure site; in an arid rangeland, kakhak, gonabad,...

In this paper, the effect of a constant magnetic field on flow and temperature fields as well as heat transfer in steady state turbulent natural convection in a square enclosure containing liquid metals has been numerically investigated. The left and right walls of the enclosure are hot and cold respectively and the horizontal walls are adiabatic. The effect of variations of Rayleigh number bet...

Journal: :Transactions of the Architectural Institute of Japan 1983

E. Fattahi K. Sedighi M. Farhadi

This work presents a numerical analysis of entropy generation in Γ-Shaped enclosure that was submitted to the natural convection process using a simple thermal lattice Boltzmann method (TLBM) with the Boussinesq approximation.  A 2D thermal lattice Boltzmann method with 9 velocities, D2Q9, is used to solve the thermal flow problem. The simulations are performed at a constant Prandtl number (Pr ...

Journal: :bulletin of the iranian mathematical society 2012
ahmad m. a. alghamdi francesco g. russo

the probability that the commutator of two group elements is equal to a given element has been introduced in literature few years ago. several authors have investigated this notion with methods of the representation theory and with combinatorial techniques. here we illustrate that a wider context may be considered and show some structural restrictions on the group.

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