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581
A nonlinear PID servo controller for computer hard disk drives
منشور في 2020"…A nonlinear PID scheme is proposed as an efficient hard disk drive servo controller, reducing the settling time and lowering the required control effort. The controller is capable of increasing (decreasing) damping effect when the system output is moving away from (towards) the desired track. …"
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article -
582
Burden of disease scenarios for 204 countries and territories, 2022–2050: a forecasting analysis for the Global Burden of Disease Study 2021
منشور في 2024"…In the assessment of alternative future scenarios, the combined effects of the scenarios (Safer Environment, Improved Childhood Nutrition and Vaccination, and Improved Behavioural and Metabolic Risks scenarios) demonstrated an important decrease in the global burden of DALYs in 2050 of 15·4% (13·5–17·5) compared with the reference scenario, with decreases across super-regions ranging from 10·4% (9·7–11·3) in the high-income super-region to 23·9% (20·7–27·3) in north Africa and the Middle East. …"
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article -
583
Surgical Strategies for Synchronous Colorectal Liver Metastases in 156 Consecutive Patients
منشور في 2015"…Nearly 25% of patients with colorectal cancer have colorectal liver metastases (CLM) diagnosed at the same time the primary tumor is diagnosed (synchronous presentation). …"
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article -
584
The examination of social and service relational aspects on customers' retention
منشور في 2023"…Consumers are increasingly joining social networking sites (SNS) where they build online relationships with friends and brands they engage with. …"
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conferenceObject -
585
Throughput of ARQ protocols over Rician, Nakagami and MIMO block fading channels
منشور في 2020"…Keywords: ARQ, throughput, error probability, fading channels, space-time, multiple antennas, transmit diversity, MIMO, Rician, Nakagami.…"
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article -
586
Error probability of coded STBC systems in block fading environments
منشور في 2006"…Results show that the performance degradation due to channel memory decreases as the number of transmit antennas is increased. …"
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article -
587
Conceptual Skills in Leading Change: A Competence Approach to Public Sector Leadership
منشور في 2019"…These interpretive cognitive acts of meaning construction by leaders and followers include significant elements of conceptual thinking and explanation. …"
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588
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589
Implementation of corporate governance rules and procedures in lebanese firms
منشور في 2014"…It also helps the organization to determine the means to achieve its objectives and monitor its performance. …"
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article -
590
Can bitcoin’s volatility be tamed?
منشور في 2018"…Bitcoin is a software for operating a peer-to-peer payment network with its own hard money, without having to rely on a trusted third party. …"
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article -
591
Causes of blindness and vision impairment in 2020 and trends over 30 years, and prevalence of avoidable blindness in relation to VISION 2020: the Right to Sight: an analysis for th...
منشور في 2020"…</p><p><br></p><h3>Methods</h3><p dir="ltr">We did a systematic review and meta-analysis of population-based surveys of eye disease from January, 1980, to October, 2018. …"
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592
Effectiveness of Positron Emission Tomography for Predicting Chemotherapy Response in Colorectal Cancer Liver Metastases
منشور في 2010"…A meta-analysis9 found that PET had higher sensitivity rates (76%) for detection of malignant lesions than did helical CT (64%) or MRI (71%). That meta-analysis included 61 articles from 1990 to 2003. …"
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article -
593
SDODV. (c2018)
منشور في 2018"…Mobile ad hoc networks (MANETS) are a set of nodes connected to each other in peer to peer fashion. As MANETs have challenging characteristics such as mobility and limited energy, traditional existing routing protocols are not very efficient. …"
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masterThesis -
594
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595
Dynamic Cyber Resilience of Interdependent Critical Information Infrastructures
منشور في 2021"…In the primary phase, the novel conceptual framework of the proposed solution was developed based on four fundamental concepts: decentralized registry, delegated peers, consensus rules, and dynamic routing. The technology stack of the proposed solution was also implemented with four algorithms and eight protocols. …"
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596
Global burden and strength of evidence for 88 risk factors in 204 countries and 811 subnational locations, 1990–2021: a systematic analysis for the Global Burden of Disease Study 2...
منشور في 2024"…We separated risk factors into three groups according to trajectory over time: those with a decreasing attributable burden, due largely to declining risk exposure (eg, diet high in trans-fat and household air pollution) but also to proportionally smaller child and youth populations (eg, child and maternal malnutrition); those for which the burden increased moderately in spite of declining risk exposure, due largely to population ageing (eg, smoking); and those for which the burden increased considerably due to both increasing risk exposure and population ageing (eg, ambient particulate matter air pollution, high BMI, high FPG, and high SBP). …"
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article -
597
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598
Tracking analysis of normalized adaptive algorithms
منشور في 2003احصل على النص الكامل
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article -
599
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600