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Iterative learning control for variable frequency drives
(
IEEE
, 2008 , Conference Paper)
Variable Frequency Drives (VFD) are subject to various types of disturbances especially cyclical ones. These periodic disturbances are difficult to compensate by conventional controllers. Repetitive control can only ...
Voluntary disclosure in the annual reports of an emerging country: The case of Qatar
(
Elsevier Ltd
, 2009 , Article)
This study sets out to examine empirically the determinants of voluntary disclosure in the annual reports of 25 listed firms of Doha Securities Market (DSM) in Qatar forming approximately 86% of the total firms incorporated ...
Effects of Post and Early Selection on SEC Based Transmit Diversity Systems with Linear Power Loading
(
IEEE
, 2008 , Conference Paper)
Switch and examine combing (SEC) diversity scheme provides a lowest-complexity closed-loop transmit diversity solution. Furthermore, by probing sequentially available branches with different power loading levels, the SEC ...
A multi-level conceptual data reduction approach based on the Lukasiewicz implication
(
Elsevier Science Inc
, 2003 , Article)
Starting from fuzzy binary data represented as tables in the fuzzy relational database, in this paper, we use fuzzy formal concept analysis to reduce the tables size to only keep the minimal rows in each table, without ...
Fuzzy mapping of human heuristics for defect classification in gas pipelines using ultrasonic NDE
(
IEEE
, 2007 , Conference Paper)
This paper presents a methodology for classifying the common defects in steel pipelines for transporting petroleum and gas. Usually, the nondestructive evaluation (NDE) experts in the industry judges the defect type by ...
أصول المنهج العلمي وأساليبه في السنة النبوية : دراسة مقارنة بين كتاب العلم من صحيح البخاري ومعطيات مناهج البحث العلمي المعاصر
(
دار البصائر للطباعة والنشر والتوزيع
, 2009 , Article)
إن تخلف المسلمين عن ركب الحضارة هو الدافع وراء كتابة هذا البحث فمن الضروري أن يقف كل مسلم علي أسباب تقدم الأجداد من المسلمين في مجالات البحث العلمي ومعرفة أسباب قوتهم؛ فبدأ البحث بتمهيد وهو الحديث عن اهتمام القرآن بالعلم؛ ...
موقف إقبال من الفكر الفلسفي الآري : قراءة تحليلية
(
كلية دار العلوم - جامعة المنيا
, 2007 , Article)
عرف الباحثون والقراء محمد إقبال (1877-1983) أديباً وشاعرا وناقدا لتاريخ الفكر الإسلامي، وزعيماً من زعماء الإصلاح الديني، وفيلسوفا مدققاً ومحللاً للفكر الإسلامي والإنساني معا، وواضعا لفلسفة تأملية واضحة المعالم ثابتة الينيان، ...
A Magnetic Transport Middle Eastern Positron Beam
(
Elsevier
, 2008 , Article)
A magnetically guided slow positron beam is being constructed at Qatar University and is currently being optimised for regular operation. This is the first positron beam in the Middle East, as well as being the first Arabic ...
Helminth parasites of fishes from the Arabian Gulf 9. some hemiurids (Digenea) from fishes of Qatari waters
(
Istituto di Parassitologia Medica
, 2001 , Article)
Four Hemiurids collected from some marine fishes caught off Qatari waters int he Arabian Gulf are described and compared with related species previously reported from the Arabian Gulf and the Indian Ocean. These include ...
Design and Assembly of Miniature Zirconia Oxygen Sensors
(
IEEE
, 2004 , Article)
Zirconia oxygen sensors are highly selective solid-state devices used for many applications, including combustion control for better fuel economy and lower emissions. Stabilized zirconia electrolyte meets the device ...