نتایج جستجو برای: dir

تعداد نتایج: 11060  

2009
Jian Huang Adrian R. Pearce

This thesis presents a powerful deductive-inductive resolution technique, by combining deductive theorem proving with inductive logic programming, for solving a new class of multi-agent problems—namely the collaborative logic programming (CollabLP) problems. In essence, the CollabLP formulation captures a wide range of problems in multi-agent settings where knowledge is typically distributed, p...

2001
V. L. Yarnykh C. Yuan

TI(N), SNR in CA f P for SNR in CA as SI(N)ISI(l) in ms SD compared to N=l muscle 691 1.36*0.17 1 469 1.393~ 0.24 0.34 0.91 346 1.39+0.29 0.62 0.82 272 1.46f0.21 0.10 0.75 224 1.47i0.23 0.06 0.68 190 1.45+0.24 0.11 0.64 A multi-slice acquisition technique was proposed for double inversionrecovery (DIR) black-blood imaging. The method utilizes short inversion time providing an acquisition of sev...

2012
Khaled Abd-Elmoniem Roderic I Pettigrew Ahmed Gharib

Background Coronary arterial wall imaging is a promising non-invasive tool for quantitative assessment of arterial remodeling. Conventional techniques mandate imaging during cardiac rest period as well as nulling the blood signal inside the arterial lumen in order to generate an appropriate lumen-wall contrast. These constraints limited the use of coronary wall imaging. Recently, phase-sensitiv...

Journal: :CoRR 2012
Reza Tavoli Fariborz Mahmoudi

Research has been devoted in the past few years to relevance feedback as an effective solution to improve performance of information retrieval systems. Relevance feedback refers to an interactive process that helps to improve the retrieval performance. In this paper we propose the use of relevance feedback to improve document image retrieval System (DIRS) performance. This paper compares a vari...

2012
Eugene Kholmovski Sathya Vijayakumar Christopher McGann Nassir F Marrouche

Background Atrial fibrillation (AF) is the most common cardiac arrhythmia affecting more than 5 million people in North America and Europe. Radio-frequency ablation (RFA) is effective in symptomatic, drug refractory AF. Reported success rates of the procedure vary significantly with AF recurrences ranging from 25-40%. The transmural extent of left atrial (LA) wall injury is difficult to assess ...

Journal: :Optics express 2005
Jin Cao Lei Guo Hongfang Yu Lemin Li

With the maturation of the technology of Wavelength-Division-Multiplexing (WDM) in optical networks, the survivable design has become a key issue. In this paper, we propose a Segment Shared Protection Algorithm (SSPA), which is based on the reliability of the networks and the different levels of the fault tolerance requested by the users, to protect the single-link failure in WDM optical networ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده علوم تربیتی و روانشناسی 1392

پژوهش حاضر با در نظر گرفتن آسیب های ناشی از اختلالات رفتاری کودکان، با این هدف انجام شد که نشان دهد آیا مدل درمانی رویکرد تحولی- تفاوت های فردی مبتنی بر ارتباط (dir) ، یعنی بازی درمانی فلورتایم مبتنی بر خانواده، بر کاهش نشانه ها و بهبود کودکان دارای نشانگان نافرمانی مقابله ای و همچنین کاهش استرس مادران آنها تاثیر دارد یا خیر؟ جامعه آماری این پژوهش کودکان پیش دبستانی ناحیه 9 شهرداری شهر مشهد بود...

2016
Maura E. Ryan

Investigators from the Mayo Clinic, Rochester Minnesota investigated the utility of three-dimensional (3D) double inversion recovery (DIR) sequences in magnetic resonance imaging (MRI) detection of focal cortical dysplasia (FCD) in children and young adults with epilepsy.

Journal: :BMC Plant Biology 2021

Abstract Background Dirigent (DIR) proteins mediate regioselectivity and stereoselectivity during lignan biosynthesis are also involved in lignin, gossypol pterocarpan biosynthesis. This gene family plays a vital role enhancing stress resistance secondary cell-wall development, but systematical understanding is lacking cotton. Results In this study, 107 GbDIRs GhDIRs were identified Gossypium b...

1992
Mark D. Hill James R. Larus Steven K. Reinhardt David A. Wood

We believe the paucity of massively-parallel, shared-memory machines follows from the lack of a shared-memory programming performance model that can inform programmers of the cost of operations (so they can avoid expensive ones) and can tell hardware designers which cases are common (so they can build simple hardware to optimize them). Cooperative shared memory, our approach to shared-memory de...

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