نتایج جستجو برای: cutting system

تعداد نتایج: 2264336  

Journal: :Computer Aided Geometric Design 2005
Jorge Delgado Juan Manuel Peña

If we can evaluate a curve by means of a corner cutting algorithm, we call the corresponding system of functions a corner cutting system. We prove that corner cutting systems are always monotonicity preserving. We obtain weak sufficient conditions for corner cutting systems. Optimal stability properties and properties concerning the supports of the basis functions of corner cutting systems are ...

Journal: :توسعه پایدار جنگل 0
بهزاد بخشنده ناورود دانشجوی دکتری جنگلداری، دانشکده کشاورزی، دانشگاه لرستان، ایران جواد سوسنی استادیار گروه جنگلداری، دانشکده کشاورزی، دانشگاه لرستان، ایران شیدا خسروی دانشجوی دکتری جنگلداری، دانشکده کشاورزی، دانشگاه لرستان، ایران حسام الدین برزکوهی دانش آموخته کارشناسی ارشد جنگلداری، دانشگاه آزاد اسلامی واحد لاهیجان، ایران مهرزاد ناصری خلخالی دانش آموخته کارشناسی ارشد جنگلداری، دانشگاه آزاد اسلامی واحد علوم و تحقیقات تهران، ایران

the implementation of different silvicultural systems can be effective on different characteristics of forest stands, such as stand structure and diameter distribution of trees. this study was carried out in shafaroud forests of gilan province of northern iran. the objectives of this research were 1) to evaluate the suitability of different probability distribution functions, including weibull,...

Journal: :JRM 1999
Naoshi Kondo Mitsuji Monta

Cutting sticking operation is essential on a chrysanthemum production to enhance its productivity, since many cuttings can be obtained from one mother plant. Usually, human being manually sticks the cuttings to plug tray, however, it takes a lot of time and much labor, since the number of cuttings is said to be about 200 million in a district where yields the highest number of chrysanthemums in...

2014
HuiPing Zhang WenJuan Zheng YiNan Lai Mingna Ding Zhen Chen

Database system is mainly created for superhard cutting. In the paper, the processing time is considered as the objective function based on the issue needs, the establishing of the mathematical model of the cutting database system mainly takes cutting force, power tools, precision machining and tool life as constraints. And the database develops through the development software VS2008 and SQL S...

Journal: :journal of ornamental plants 2014
mahsa kashefi hossein zarei farzaneh bahadori

in order to investigate the morphological reactions of cutting of damask rose to iba (indole butyric acid) in different times, an experiment was done in a factorial experiment based on rcd and three times with three replications and 10 observations per each replication. in this experiment, the simple effects of iba, time and their interaction effects were measured against morphological properti...

A. Ozdemir, A. Salimi, E. Seidi, M. Zadshakoyan,

In automation flexible manufacturing systems, tool wear detection during the cutting process is one of the most important considerations. This study presents an intelligent system for online tool condition monitoring in drilling process .In this paper, analytical and empirical models have been used to predict the thrust and cutting forces on the lip and chisel edges of a new drill. Also an empi...

2005
K. Oka S. Kitamura

Abstract. This paper describes recognition and cutting system of sweet peppers for picking robots in greenhouse horticulture. This picking robot has an image processing system with a positioning system for two cameras and cutting a device to follow the sweet pepper by visual feedback control. A prototype robot system is introduced. Experiments of the prototype robot prove the performance of the...

2009
Claudia Lindner Jörg Rothe

Fair allocation of goods or resources among various agents is a central task in multiagent systems and other fields. The specific setting where just one divisible resource is to be divided fairly is commonly referred to as cake cutting, and agents are called players in this setting. Cake-cutting protocols aim at dividing a cake and assigning the resulting portions to several players in a way th...

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