نتایج جستجو برای: this paper presents an efficient global meta

تعداد نتایج: 8886649  

Text coherence evaluation becomes a vital and lovely task in Natural Language Processing subfields, such as text summarization, question answering, text generation and machine translation. Existing methods like entity-based and graph-based models are engaging with nouns and noun phrases change role in sequential sentences within short part of a text. They even have limitations in global coheren...

2001
Naruemon Wattanapongsakorn

This paper presents a model for optimizing both software and hardware reliability for embedded systems under cost and multiple reliability constraints. Previously, most optimization models have been developed for hardware-only or software-only systems by assuming the hardware, if any, has perfect reliability. In addition they assume that failures for each hardware or software component is stati...

Highways and in particular their pavements are the fundamental components of the road network. They require continuous maintenance since they deteriorate due to changing traffic and environmental conditions. Monitoring methods and efficient pavement management systems are needed for optimizing maintenance operations. Pavement performance prediction models are useful tools for determining the op...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز - دانشکده ادبیات و زبانهای خارجی 1393

abstract this quasi-experimental study was aimed at examining the impact of storyline complexity on the grammatical accuracy and complexity of advanced and intermediate efl learners. a total of 65 advanced and intermediate efl learners were selected from iran language institute (ili). an intact group including 35 intermediate participants and another intact group with 30 advanced participants ...

Journal: :AI Commun. 2004
Berthe Y. Choueiry Lin Xu

Dechter et al. [5] proposed solving the Temporal Constraint Satisfaction Problem (TCSP) by modeling it as a metaCSP, which is a finite CSP with a unique global constraint. The size of this global constraint is exponential in the number of time points in the original TCSP, and generalized-arc consistency is equivalent to finding the minimal network of the TCSP, which is NP-hard. We introduce AC,...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تحصیلات تکمیلی علوم پایه زنجان - دانشکده ریاضی 1393

in this thesis, a structured hierarchical methodology based on petri nets is used to introduce a task model for a soccer goalkeeper robot. in real or robot soccer, goalkeeper is an important element which has a key role and challenging features in the game. goalkeeper aims at defending goal from scoring goals by opponent team, actually to prevent the goal from the opponent player’s attacks. thi...

Journal: :iranian journal of mathematical chemistry 0
a. shokri department of mathematics, faculty of basic science, university of maragheh, maragheh, iran. m. tahmourasi department of mathematics, faculty of basic science, university of maragheh, maragheh, iran

a new two-step implicit linear obrechkoff twelfth algebraic order method with vanished phase-lag and its first, second, third and fourth derivatives is constructed in this paper. the purpose of this paper is to develop an efficient algorithm for the approximate solution of the one-dimensional radial schrodinger equation and related problems. this algorithm belongs in the category of the multist...

Journal: :acta medica iranica 0
alireza parsapoor medical ethics and history of medicine research center, tehran university of medical sciences, tehran, iran. and department of medicine and medical ethics, tehran university of medical sciences, tehran, iran. alireza bagheri department of medicine and medical ethics, tehran university of medical sciences, tehran, iran. bagher larijani medical ethics and history of medicine research center, tehran university of medical sciences, tehran, iran. and endocrinology and metabolism research institute, tehran university of medical sciences, tehran, iran.

given the importance of patient's rights in healthcare, special attention has been given to the concept of patient's rights by the ministry of health and medical education in iran. iranian patient's rights charter has been compiled with a novel and comprehensive approach. this charter aims to elucidate rights of recipients of health services as well as observing ethical standards in medicine. t...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده فنی مهندسی 1389

the poor orientation of the restaurants toward the information technology has yet many unsolved issues in regards to the customers. one of these problems which lead the appeal list of later, and have a negative impact on the prestige of the restaurant is the case when the later does not respond on time to the customers’ needs, and which causes their dissatisfaction. this issue is really sensiti...

ژورنال: مواد پرانرژی 2014

Liquid hydrogen is used as a powerful and efficient propellant in spacecraft industries. This paper first presents the main principles of hydrogen liquefaction. Then, different methods for hydrogen liquefaction, including four general categories: precooled Linde-Hampson process, Claude process, helium-precooled Claude process and liquefaction by small cryo-coolers, are expressed along with thei...

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