Browsing Qatar University Institutional Repository by Title
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Joint statistics of partial sums of ordered exponential variates and performance of GSC RAKE receivers over rayleigh fading channel
( IEEE , 2011 , Article)Spread spectrum receivers with generalized selection combining (GSC) RAKE reception were proposed and have been studied as alternatives to the classical two fundamental schemes: maximal ratio combining and selection combining ... -
Joint user association and resource allocation in HetNets based on user mobility prediction
( Elsevier B.V. , 2020 , Article)Virtual small cell (VSC) formed by directional beams is seen as an alternative for the small base station (SBS) within the coverage of macro base station (MBS), to increase system capacity and reduce site cost. However, ... -
Joint user-channel assignment for efficient use of renewable energy in hybrid powered communication systems
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)In this paper, we introduce a new green resource allocation problem using hybrid powering of the communication system from renewable and non-renewable sources. The objective is to efficiently allocate the power delivered ... -
Jointly identifying opinion mining elements and fuzzy measurement of opinion intensity to analyze product features
( Elsevier Ltd , 2016 , Article)Opinion mining mainly involves three elements: feature and feature-of relations, opinion expressions and the related opinion attributes (e.g. Polarity), and feature-opinion relations. Although many works have emerged to ... -
Jointly optimized ensemble deep random vector functional link network for semi-supervised classification
( Elsevier Ltd , 2022 , Article)Randomized neural networks have become more and more attractive recently since they use closed-form solutions for parameter training instead of gradient-based approaches. Among them, the random vector functional link network ... -
A jojoba (Simmondsia chinensis) seed cake extracts express hepatoprotective activity against paracetamol-induced toxicity in rats
( Elsevier , 2022 , Article)This study aimed to investigate the hepatoprotective activity of jojoba seed cake extracts against an acute paracetamol (PC) intoxication. Two aqueous extracts from jojoba (Simmondsia chinensis) seed cake, a simmondsin-rich ... -
Jordanian Consumers' Complaint Behavior
( Qatar University , 2006 , Article)The objective of this paper is to examine consumer complaint behavior (CCB) post-purchase dissatisfaction, which is a critical factor for business firms pursuing consumers' retention. Marketers should encourage consumer ... -
Jordanian EFL Student Teachers' Views about the Contribution of University and Go-operating School to Their Initial Teacher Education
( Qatar University , 2006 , Article)This study attempted to investigate the contribution of the university and co-operating school to the initial preparation of student teachers of English in practical education programmes in two Jordanian universities: ... -
Jordanians' Perception of Organizational Climate and Level of Satisfaction in Non-profit Making Organizations. A Field Study
( Qatar University , 1996 , Article)Using a non experimental research design, this exploratory study reported here attempts to identify two things: (1) wether or not organizational climate and job satisfaction are merely semantic and (2) how workers of a ... -
Journalism and the Islamic Worldview: Journalistic roles in Muslim-majority countries
( Routledge , 2017 , Article)This paper looks at the extent to which journalistic culture in Muslim-majority countries is shaped by a distinctive Islamic worldview. We identified four principles of an Islamic perspective to journalism: truth and ... -
Judgments of honesty-attractiveness and facial features
( Qatar University , 1999 , Article)The present study examined the correlation between physiognomic facial features measured from pictures of female students and judgments of honesty and attractiveness ratings. Eighty Slides pictures were made and shown to ... -
Judicial Cooperation as Belt and Road Initiative (BRI) Transnational Dispute Settlement Order Perspectives from the Arab Middle Eastern States
( Brill , 2022 , Article)Traditional socio-legal works showed that authoritarian regimes benefit from embracing international arbitration, obviating any foreign investor’s distrust of non-independent and non-democratic courts. This article explores ... -
Just Falafel: a success story of an international expansion
( Emerald Group Publishing Ltd. , 2013 , Article)Subject area: Entrepreneurship, strategic management and international business management. Study level/applicability: This case is intended for teaching entrepreneurship, strategic management, international business courses ... -
Justifying IT Investment: Extension of a Model using a Case Study from Jordan
( Oriental Scientific Publishing Company , 2018 , Article)Investing in information technology is a requirement for enterprises to sustain their competitive advantage in a market that is described as changing and global. IT is a very important resource for enterprises to improve ... -
Juvenile Hyaline Fibromatosis: Literature Review and a Case Treated With Surgical Excision and Corticosteroid.
( Springer , 2020 , Article)Juvenile hyaline fibromatosis (JHF) is an extremely rare autosomal recessive disease with less than a hundred cases reported worldwide and is more prevalent in the middle east due to higher rates of interfamilial marriages. ... -
K-shell photoionization of O+ and O2+ ions: Experiment and theory
( American Physical Society , 2015 , Article)Absolute cross sections for the single and double K-shell photoionization of carbon like O2+ and nitrogen like O+ ions were measured in the 526–620-eV photon energy range by employing the ion-photon merged-beam technique ... -
K-Subspaces Quantization for Approximate Nearest Neighbor Search
( IEEE Computer Society , 2016 , Article)Approximate Nearest Neighbor (ANN) search has become a popular approach for performing fast and efficient retrieval on very large-scale datasets in recent years, as the size and dimension of data grow continuously. In this ... -
Kalman filter-based time-varying cortical connectivity analysis of newborn EEG
( IEEE , 2011 , Conference Paper)Multivariate Granger causality in the timefrequency domain as a representation of time-varying cortical connectivity in the brain has been investigated for the adult case. This is, however, not the case in newborns as ... -
Kappa-Distributed Electrons in Solar Outflows: Beam-Plasma Instabilities and Radio Emissions
( Springer Science and Business Media B.V. , 2023 , Article)Electrostatic (ES) wave instabilities are assumed to be at the origin of radio emissions from interplanetary shocks, and solar coronal sources are most likely induced by electron beams, more energetic but less dense than ... -
Karyotype of Palaemon khori (Decapoda:Palaemonidae)
( Universite de Paris VI , 2015 , Article)The diploid number and karyotype of the palaemonid shrimp Palaemon khori (Decapoda: Palaemonidae) were determined for the first time, presenting 2n = 96 and comprising 26 metacentric, 7 submetacentric, 12 subtelocentric ...