نتایج جستجو برای: da

تعداد نتایج: 346863  

In this paper, an agent-based structure of the electricity retail market is presented based on which day-ahead (DA) energy procurement for customers is modeled. Here, we focus on operation of only one Retail Energy Provider (REP) agent who purchases energy from DA pool-based wholesale market and offers DA real time tariffs to a group of its customers. As a model of customer response to the offe...

Maryam Laleh Mojgan Rashtchi,

The purpose of this study was to explore whether film-based Dynamic Assessment (DA) could affect English writing of Iranian deaf children. Ten students studying in a school for the deaf took part in the study. The participants’ writing ability was measured prior to the treatment and the errors which were identified. A series of meditating activities were designed and implemented during a three-...

Parviz Maftoon, Zohreh Zafarani,

This study aims at investigating the effect of dynamic assessment (DA) on L2 writing achievement if applied via blogging as a Web 2.0 tool, as well as examining which pattern of interaction is more conducive to learning in such an environment. The results of the study indicate that using weblogs to provide mediation contributes to the enhancement of the overall writing performance, vocabulary a...

2009
Edimar J. de Oliveira André Luis Marques Marcato Rafael Santos Rocha Leonardo Willer de Oliveira Ivo Chaves da Silva José L. R. Pereira Eduardo N. Asada

In the present work, the problem associated to the firm energy evaluation is treated as a non linear optimization model, which allows the representation of the productivity variation of the hydro plants. The proposed model takes into account the individualized representation of the plants and the historical series of flows since the month of January of 1931. The proposed optimization problem wi...

Journal: Pollution 2016

Monitoring and controlling air quality parameters form an important subject of atmospheric and environmental research today due to the health impacts caused by the different pollutants present in the urban areas. The support vector machine (SVM), as a supervised learning analysis method, is considered an effective statistical tool for the prediction and analysis of air quality. The work present...

Journal: :Molecules 2008
Nelly Alejandra Espinoza-González Oliverio Welsh Noemi Waksman de Torres Norma Cavazos-Rocha Jorge Ocampo-Candiani Salvador Said-Fernandez Gerardo Lozano-Garza Sung-Hak Choi Lucio Vera-Cabrera

Two recently synthesized oxazolidinones: (R)-3-(4-(2-(2-methyltetrazol-5-yl)-pyridin-5-yl)-3-fluorophenyl)-5-hydroxymethyloxazolidin-2-one (DA-7157) and its corresponding pro-drug (R)-3-(4-(2-(2-methyltetrazol-5-yl)-pyridin-5-yl)-3-fluorophenyl)-2-oxo-5-oxazolidinyl) methyl disodium phosphate (DA-7218), have shown very good activity against several Gram positive bacteria, including Nocardia and...

Karim Shabani, Mohammad Alavi Shiva Kaivanpanah

Group dynamic assessment (G-DA) grounded in Vygotsky’s socio-cultural theory (SCT) is believed to have the potential to provide a context for capturing a group of learners’ Zone of Proximal Development (ZPD) (Poehner & Lantolf, 2010; Shabani, 2010). The present study aims at testing the applicability of G-DA in identifying the mediational strategies offered by a mediator during his G-DA interac...

ژورنال: پژوهش نفت 2013
عباس آل‌غفوری علی مهاجری, محسن محسن‌نیا, محمد رضا مهدیارفر مرتضی اصغری,

در این مقاله، ایزوترم جذب دی اکسید کربن در دمای K 273 بر روی پنج جاذب کربنی تجاری، به روش حجمی اندازه‌گیری شده است. در ادامه به کمک داده‌های تعادلی جذب، توزیع اندازه حفرات این جاذب‌ها، با سه مدل DS، DA و HK تعیین و مقایسه شده است. نتایج نشان می‌دهد، هر چند متوسط قطر حفرات به‌دست آمده از این مدل‌ها، تقریباً یکسان است ولی این مدل‌ها توزیع اندازه حفرات متفاوتی را ارائه می‌کنند. در ادامه نتایج حاصل ...

Monitoring and controlling air quality parameters form an important subject of atmospheric and environmental research today due to the health impacts caused by the different pollutants present in the urban areas. The support vector machine (SVM), as a supervised learning analysis method, is considered an effective statistical tool for the prediction and analysis of air quality. The work present...

2006
Shuohao Zhang Curtis E. Dyreson Zhe Dang

Doubleday The Da Vinci Code Dan Brown Pocket Star Angels & Demons Dan Brown Dan Brown The Da Vinci Code Doubleday An...

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