نتایج جستجو برای: term decision

تعداد نتایج: 908558  

Journal: :civil engineering infrastructures journal 0
bita analui phd candidate, institute of statistics and operations research (isor), university of vienna, vienna, austria. raimund kovacevic phd, institute of statistics and operations research (isor), university of vienna, vienna,austria.

multistage stochastic programming is a key technology for making decisions over time in an uncertain environment. one of the promising areas in which this technology is implementable, is medium term planning of electricity production and trading where decision makers are typically faced with uncertain parameters (such as future demands and market prices) that can be described by stochastic proc...

پایان نامه :دانشگاه آزاد اسلامی واحد کرمانشاه - پژوهشکده زبان و گویش 1393

abstract the purpose of this study is twofold: on the one hand, it is intended to see what kind of noticing-the –gap activity (teacher generated vs. learner generated) is more efficient in teaching l2 grammar in classroom language learning. on the other hand, it is an attempt to determine which approach of the noticing-the-gap- activity is more effective in the long- term retention of grammar...

ژورنال: علوم آب و خاک 2004
علیرضا سپاسخواه, , محمدمهدی قاسمی, ,

The vast pastures and agricultural development plans for dry farming and irrigated farming in Khuzestan Province depend on rain. This requires availability of annual precipitation prediction models to be used in the management decision-making process. In this research, the long-term daily precipitation data from 15 rain gauge stations in the study area were collected for study and a relationshi...

علیرضا سپاسخواه, , محمدمهدی قاسمی, ,

The vast pastures and agricultural development plans for dry farming and irrigated farming in Khuzestan Province depend on rain. This requires availability of annual precipitation prediction models to be used in the management decision-making process. In this research, the long-term daily precipitation data from 15 rain gauge stations in the study area were collected for study and a relationshi...

Journal: :Knowl.-Based Syst. 2017
Yisen Wang Shu-Tao Xia Jia Wu

The construction of efficient and effective decision trees remains a key topic in machine learning because of their simplicity and flexibility. A lot of heuristic algorithms have been proposed to construct nearoptimal decision trees. Most of them, however, are greedy algorithms that have the drawback of obtaining only local optimums. Besides, conventional split criteria they used, e.g. Shannon ...

Journal: :Water Resources Research 2021

Decision rules provide an intuitive framework for water resources planning. Having adopted a rule-based plan, decision makers can monitor critical variables to trigger timely adaptation actions when the pass their predetermined thresholds. However, establishing strategy that is comprised of set raises methodological challenges: (i) identify observable indicators reliable information about curre...

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