7,701 research outputs found
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Editorial: Research excellence: citing, being cited and the h index
This is the author accepted manuscript. The final version is avaible from Institution of Civil Engineers at http://www.icevirtuallibrary.com/content/article/10.1680/udap.2015.168.3.113
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Creative industries urban model: Structure and functioning
The last decade saw the wide promotion of creative industries at city-scale development agendas. However, these practices have attached too much emphasis to investment in specific regeneration projects or flagship developments rather than addressing the nature of the infrastructure, networks and agents engaged. This paper presents an agent-based model (termed CID-USST) that was developed to explore this overlooked aspect. It uses Nanjing, a Chinese metropolis in the Yangtze River delta, as a case to illustrate how the dynamics of city-scale location behaviours of creative firms and creative workers is simulated. The model has the capability to generate different scenarios to examine the spatial distributions and spatial clustering patterns of the creative firms and creative workers, as well as the spatial distribution of the housing rent and the office rent resulting from the firms' and the workers' spatial movements. This is the final version of the article. It first appeared from ICE Publishing via http://dx.doi.org/10.1680/udap.13.0001
Mapping the Landscape of Behavioral Theories: Systematic Literature Review
The term “behavioral” has become a hot topic in recent years in various disciplines; however, there is yet limited understanding of what theories can be considered behavioral theories and what fields of research they can be applied to. Through a cross-disciplinary literature review, this article identifies sixty-two behavioral theories from 963 search results, mapping them in a diagram of four groups (factors, strategies, learning and conditioning, and modeling), and points to five discussion points: understanding of terms, classification, guidance on the use of appropriate theories, inclusion in data-driven research and agent-based modeling, and dialogue between theory-driven and data-driven approaches.ESRC, CHR
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Smart transport: A comparative analysis using the most used indicators in the literature juxtaposed with interventions in English metropolitan areas
The development of smart transport technologies, methods, strategies and infrastructures has drawn much attention in recent years, owing to the rise of smart cities paradigms and the rapid technological advancements in the transport sector. New transport technologies create opportunities and challenges for English cities to move towards a more sustainable and integrated future. Smart governance and interventions in the English metropolitan areas are reviewed to provide a background of the smart city and transport development in the UK.
Despite the increasing commercial and political attention, there is still a lack of understanding and proposals for a robust framework to evaluate the smart transport system. It is challenging to build a toolbox that suits both academics and practitioners when developing transport interventions and investments. This paper proposes a comprehensive and up-to-date framework to assess smart transport development in cities. A systematic literature review is conducted to identify the most used indicators and important indices. New indicators that illustrate trending themes are added to the existing toolbox. In total, 49 indicators are listed in this study, including five new ones. We also show several aspects and the overall performance in the new evaluation framework by aggregating indicators into indices in the following groups: 1) private, public and emergency transport indices; 2) accessibility, sustainability and innovation indices; and 3) a composite index. The new evaluation framework is applied in eleven English metropolitan areas. The empirical results show that Greater London has the best development in smart transport, followed by West Midlands and West of England. The findings can provide useful insights for metropolitan authorities and their transport authorities when key devolution strategies are in place and substantial investment packages are considered
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Spatial metrics to study urban patterns in growing and shrinking cities
This article reviews existing literature on spatial metrics, presenting a portfolio of metrics addressing the spatial patterns of growing and shrinking cities and discussing their potential and limitations. A wide and diverse set of spatial metrics was found. While these metrics address most of the identified spatial patterns of urban growth, spatial metrics used in urban shrinkage studies are much scarcer and not nearly sufficient to provide a comprehensive assessment of its spatial patterns. The article concludes that there is great potential for the development of new spatial metrics or mixed indicators, particularly in shrinkage contexts. The article builds on recent literature focusing on reviewing and developing metrics for particular spatial patterns (notably patterns of urban sprawl), while considering a very broad and multidisciplinary set of metrics. It focuses not only on the outcomes of urban growth but also on those of the increasingly common shrinking phenomenon.This research was funded by the Portuguese Foundation for Science and Technology (SFRH/BD/71970/2010), co-financed by the European Social Fund through the POPH Programme.This is the author accepted manuscript. The final version is available from Taylor & Francis via http://dx.doi.org/10.1080/02723638.2015.109611
Incorporating GIS data into an agent-based model to support planning policy making for the development of creative industries
This paper presents an extension to the agent-based model “Creative Industries Development–Urban Spatial Structure Transformation” by incorporating GIS data. Three agent classes, creative firms, creative workers and urban government, are considered in the model, and the spatial environment represents a set of GIS data layers (i.e. road network, key housing areas, land use). With the goal to facilitate urban policy makers to draw up policies locally and optimise the land use assignment in order to support the development of creative industries, the improved model exhibited its capacity to assist the policy makers conducting experiments and simulating different policy scenarios to see the corresponding dynamics of the spatial distributions of creative firms and creative workers across time within a city/district. The spatiotemporal graphs and maps record the simulation results and can be used as a reference by the policy makers to adjust land use plans adaptively at different stages of the creative industries’ development process
Quantification of respiratory parameters in patients with temporal lobe epilepsy
Dysfunction affecting cardiac or pulmonary systems has been postulated as a major factor in sudden death in epilepsy (SUDEP). Whilst the majority of studies of cardiorespiratory function have focused on changes during seizures, here we investigate whether epilepsy influences basal respiratory parameters in patients with temporal lobe epilepsy (TLE) during the interictal period. Spirometry was performed in 10 females and 10 males. Measurements of Vital Capacity (VC), Forced Vital Capacity (FVC), Forced Expiratory Volume in the first second (FEV1) and ratios of FEV1 to FVC (FEV1/FVC) were obtained, and these values were analyzed as percentages of predicted values. None of the patients had chronic obstructive pulmonary disease and no significant alterations in respiratory function tests were found among these patients. No association between seizure frequency, antiepileptic drugs and SUDEP could be found in this study. Although the study did not identify any specific respiratory abnormality in TLE patients during the interictal period, re-evaluation of clinical data on pulmonary disorders in people with epilepsy should be better investigated
Physicochemical and microbiological meat quality, growth performance and carcass characteristics of feedlot-finished cull Santa InĂŞs ewes and MoxotĂł goats
This study aimed at assessing the physicochemical and microbiological quality of feedlot-finished, culled Santa Inês ewes and Moxotó goats, and compares the intake, weight gain and carcass characteristics. Three Santa Inês ewes and Moxotó goats with similar ages were confined in double and/or individual pens and then euthanized after 40 days of confinement. The average intake, daily weight gain, hot carcass yield, cold carcass yield, weight loss by cooling and rib eye area (94.45%, 0.220 kg/day, 41.37%, 40.14%, 2.99%, 16.1 cm², respectively) of the Santa Inês ewes were higher than that of the Moxotó goats (84.01%; 0.06 kg/day; 41.55%; 39.81%; 4.12%; and 11.35 cm², respectively). The chevon (goat meat) showed higher protein levels (23.09 g/100 g), lower lipid levels (1.43 g/100 g) and higher red-color intensity (11.62), although it had lower tenderness (8.98 kgf shear strength). The superiority of the culled ewes was assessed relative to that of the culled goats, and the results showed that the Santa Inês sheep has better performance than the Moxotó goats. However, mutton and chevon derived from the culled animals are promising alternatives for small farmers because culled meats add value to the standard meat obtained from these animals, broaden sales alternatives and increase profitability.Key words: Performance parameters, physicochemical parameters, microbiological parameters, cull animals
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Newspaper representation and power relations in infrastructure projects: a case study of Hong Kong’s Express Rail Link
This paper explores newspapers’ representation of different actors in infrastructure projects, and analyses the power relations between them through a case study in Hong Kong. The case in question is the highly controversial Express Rail Link, which connects Hong Kong to the extensive high-speed railway network in mainland China. It finds that under an immature democratic system, opponents’ political power and free press play important roles in forcing the government to make concessions outside the formal framework. The methodological framework employs a concept that takes media representation as a reflection of power [Van Dijk, Teun A. 1996. “Discourse, Power and Access.” In Texts and Practices: Readings in Critical Discourse Analysis, edited by Carmen Caldas-Coulthard and Malcolm Coulthard, 84–104. London: Routledge], and three theories seldom used in the planning field – Indexing Theory [Bennett, W. Lance. 1990. “Toward a Theory of Press-State Relations in the United States.” Journal of Communication 40 (2): 103–127. doi:10.1111/j.1460-2466.1990.tb02265.x], Agenda Setting Theory [McCombs, Maxwell E., and Donald L. Shaw. 1972. “The Agenda-Setting Function of Mass Media.” Public Opinion Quarterly 36 (2): 176–187] and Law of Anticipated Reactions [Zelditch, Morris, and John Ford. 1994. “Uncertainty, Potential Power, and Nondecisions.” Social Psychology Quarterly 57 (1): 64]. A new method for Critical Discourse Analysis, in the form of colour charts, is developed to portray the competition for representation in newspapers of different actors, paying special attention to power inequalities and which actors gain access to newspaper discourse and how they use it to convey specific messages. In this study, 500 newspaper articles (from two key newspapers – SCMP and Apple Daily) and 75 government publications in Hong Kong are analysed
Land use–transport interaction modeling: A review of the literature and future research directions
The aim of this review paper is to provide comprehensive and up-to-date material for both researchers and practitioners interested in land-use-transport interaction (LUTI) modeling. The paper brings together some 60 years of published research on the subject. The review discusses the dominant theoretical and conceptual propositions underpinning research in the field and the existing operational LUTI modeling frameworks as well as the modeling methodologies that have been applied over the years. On the basis of these, the paper discusses the challenges, on-going progress and future research directions around the following thematic areas: 1) the challenges imposed by disaggregation—data availability, computation time, stochastic variation and output uncertainty; 2) the challenges of and progress in integrating activity-based travel demand models into LUTI models; 3) the quest for a satisfactory measure of accessibility; and 4) progress and challenges toward integrating the environment into LUTI models
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