3,116 research outputs found

    Schooling the 'other' : the representation of gender and national identities in Pakistani curriculum texts

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    Until relatively recently, educational research in developing countries has focused mainly on issues of access for addressing gender inequalities in education. This paper argues that challenging patriarchal relations in schooling and education requires moving beyond access to understanding the ways the curriculum acts as a set of discursive practices which position girls and boys unequally and differently constitute them as gendered and nationalised/ist subjects. Using curriculum texts from Pakistan, the paper explores how gender and national identities intersect in a dynamic way in the processes of schooling. The paper illustrates the ideological power of both curriculum and school experiences in fashioning the reciprocal performance and construction of gender and national identities in Pakistan. It contends that in its current form, education is a means of maintaining, reproducing and reinforcing the gender hierarchies that characterise Pakistan

    On leadership development in the national health service Scotland

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    The National Health Service (NHS), which delivers healthcare to all in the UK, is undergoing profound change, from the role of the primary-care providers, the general practitioners, to the specialist hospital managers. There is a drive that ranges from greater care in the community to more effective use of highly specialist resources in hospitals. This is linked to the restructuring of the management in the NHS, requiring a new breed of leaders to achieve organisational change, and to attain development and growth. To develop the new cadre of managers, an exciting Programme is being established for Leadership and Organisational Development. This paper reflects on the background to the change in the NHS, and provides an account of the Leadership Development Programme that is being implemented in the NHS Scotland

    The glass ceiling : is it a state of mind?

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    Much is written in the literature and press about women having to break through the glass ceiling, but is there indeed any truth in this theory? For some women, working their way up the promotion ladder can be a challenge, but is it really as difficult as it is perceived? It would be naïve to think that all women are as ambitious as to want to break through the glass ceiling, and indeed in certain categories of employment such as advertising and marketing, they do appear to have made their mark, but science, engineering and technology, do not seem to attract females in the same numbers. We would argue that this lack of advancement is not necessarily due to a lack of opportunity. This paper addresses the role of women in science, engineering, and technology, assessing the support mechanisms offered to them to succeed in their chosen occupations. The investigation identifies factors that have led to women achieving senior levels in higher education, business, and government in the UK, thus making it through the glass ceiling. The methodology undertaken in this study includes, desk-based research, analysis of surveys, observations from literature search and surveys, and interviews/case studies of a number of prominent and internationally successful women; and final conclusions. All comprise the three components of the Triple Helix - influence of government through legislation, uptake in academia, and attendant support mechanisms, and impact in industry

    The role of numeracy skills in graduate employability

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    Purpose – The purpose of this article is to explore the role and importance of numeracy skills in graduate recruitment within a diversity of employment sectors. Design/methodology/approach – The results of a mixed-methods study, involving three online surveys (including an employer survey), student focus group sessions and interviews with tutors, are presented. Findings – The results reveal the importance that employers attach to graduates’ numeracy skills and the extent to which employers use numeracy tests in graduate recruitment. They thus highlight the potential for poor numeracy skills to limit any graduate's acquisition of employment, irrespective of their degree subject; especially since numeracy tests are used predominantly in recruitment to the types of jobs commensurate with graduates’ career aspirations and within sectors that attract graduates from across the diversity of academic disciplines, including the arts and humanities. Research limitations/implications – Since participants were self-selecting any conclusions and inferences relate to the samples and may or may not be generalisable to wider target populations. Practical implications – The paper highlights what actions are necessary to enhance undergraduates’ numeracy skills in the context of graduate employability. Social implications – The vulnerability of particular groups of students (e.g. females, those not provided with any opportunities to practise or further develop their numeracy skills whilst in higher education, those with no (or low) pre-university mathematics qualifications, and mature students) is highlighted. Originality/value – The article is timely in view of national policy to extend the graduate employability performance indicators within quality assurance measures for UK higher education

    Performance Analysis of Arbitrarily-Shaped Underlay Cognitive Networks: Effects of Secondary User Activity Protocols

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    This paper analyzes the performance of the primary and secondary users (SUs) in an arbitrarily-shaped underlay cognitive network. In order to meet the interference threshold requirement for a primary receiver (PU-Rx) at an arbitrary location, we consider different SU activity protocols which limit the number of active SUs. We propose a framework, based on the moment generating function (MGF) of the interference due to a random SU, to analytically compute the outage probability in the primary network, as well as the average number of active SUs in the secondary network. We also propose a cooperation-based SU activity protocol in the underlay cognitive network which includes the existing threshold-based protocol as a special case. We study the average number of active SUs for the different SU activity protocols, subject to a given outage probability constraint at the PU and we employ it as an analytical approach to compare the effect of different SU activity protocols on the performance of the primary and secondary networks.Comment: submitted to possible IEEE Transactions publicatio

    A Novel User Pairing Scheme for Functional Decode-and-Forward Multi-way Relay Network

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    In this paper, we consider a functional decode and forward (FDF) multi-way relay network (MWRN) where a common user facilitates each user in the network to obtain messages from all other users. We propose a novel user pairing scheme, which is based on the principle of selecting a common user with the best average channel gain. This allows the user with the best channel conditions to contribute to the overall system performance. Assuming lattice code based transmissions, we derive upper bounds on the average common rate and the average sum rate with the proposed pairing scheme. Considering M-ary quadrature amplitude modulation with square constellation as a special case of lattice code transmission, we derive asymptotic average symbol error rate (SER) of the MWRN. We show that in terms of the achievable rates, the proposed pairing scheme outperforms the existing pairing schemes under a wide range of channel scenarios. The proposed pairing scheme also has lower average SER compared to existing schemes. We show that overall, the MWRN performance with the proposed pairing scheme is more robust, compared to existing pairing schemes, especially under worst case channel conditions when majority of users have poor average channel gains.Comment: 30 pages, 6 figures, submitted for journal publicatio

    Optimal Compression and Transmission Rate Control for Node-Lifetime Maximization

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    We consider a system that is composed of an energy constrained sensor node and a sink node, and devise optimal data compression and transmission policies with an objective to prolong the lifetime of the sensor node. While applying compression before transmission reduces the energy consumption of transmitting the sensed data, blindly applying too much compression may even exceed the cost of transmitting raw data, thereby losing its purpose. Hence, it is important to investigate the trade-off between data compression and transmission energy costs. In this paper, we study the joint optimal compression-transmission design in three scenarios which differ in terms of the available channel information at the sensor node, and cover a wide range of practical situations. We formulate and solve joint optimization problems aiming to maximize the lifetime of the sensor node whilst satisfying specific delay and bit error rate (BER) constraints. Our results show that a jointly optimized compression-transmission policy achieves significantly longer lifetime (90% to 2000%) as compared to optimizing transmission only without compression. Importantly, this performance advantage is most profound when the delay constraint is stringent, which demonstrates its suitability for low latency communication in future wireless networks.Comment: accepted for publication in IEEE Transactions on Wireless Communicaiton

    Underlay Drone Cell for Temporary Events: Impact of Drone Height and Aerial Channel Environments

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    Providing seamless connection to a large number of devices is one of the biggest challenges for the Internet of Things (IoT) networks. Using a drone as an aerial base station (ABS) to provide coverage to devices or users on ground is envisaged as a promising solution for IoT networks. In this paper, we consider a communication network with an underlay ABS to provide coverage for a temporary event, such as a sporting event or a concert in a stadium. Using stochastic geometry, we propose a general analytical framework to compute the uplink and downlink coverage probabilities for both the aerial and the terrestrial cellular system. Our framework is valid for any aerial channel model for which the probabilistic functions of line-of-sight (LOS) and non-line-of-sight (NLOS) links are specified. The accuracy of the analytical results is verified by Monte Carlo simulations considering two commonly adopted aerial channel models. Our results show the non-trivial impact of the different aerial channel environments (i.e., suburban, urban, dense urban and high-rise urban) on the uplink and downlink coverage probabilities and provide design guidelines for best ABS deployment height.Comment: This work is accepted to appear in IEEE Internet of Things Journal Special Issue on UAV over IoT. Copyright may be transferred without notice, after which this version may no longer be accessible. arXiv admin note: text overlap with arXiv:1801.0594
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