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Parameter Sensitivity Analyses in Agent-Based Urban Growth Models

Sassan Mohammady, Mahmoud Reza Delavar
2015 Aplinkos tyrimai, inzinerija ir vadyba / Environmental Research, Engineering and Management  
Local governments that implement urban growth models need to estimate the amount of urban land required in the future given anticipated growth of housing, business, recreation and other urban uses within  ...  The aim of this study was to use an agent-based model as a powerful tool for simulating urban growth patterns. Our study area was Sanandaj city located in the west of Iran.  ...  In this research, 8 parameters including distance to main road, distance to park, distance to faults, slope, elevation, distance to district centre, distance to developed region and land price were used  ... 
doi:10.5755/j01.erem.71.2.11504 fatcat:6gwxr4db75gqzp5pe3hz4hstne

Modelling urban mixed land-use prediction using influence parameters

Poulomee Arun Ghosh, Pratap M. Raval
2021 GeoScape  
This research has developed a GIS-based model using Weighted Overlay Analysis to predict and visualise the probability of mixed land-use at the macro or city level for the case of Pune, India.  ...  of land-use was unavailable, the prediction model uses data of influencing parameters of mixed land-uses such as population density, connectivity, grain pattern and access to amenities. • The mixed land-use  ...  Declaration The authors declare no conflict of interest. No funding has been received for this work.  ... 
doi:10.2478/geosc-2021-0006 fatcat:l3uzqvu76rfxvncdo2thvyfvl4

Modelling walking accessibility: A case study of Ljubljana, Slovenia

Jernej Tiran, Mitja Lakner, Samo Drobne
2019 Moravian Geographical Reports  
The objective of this paper is to present a method of modelling continuous walking accessibility to different amenities in a city, with an integrated network-based and distance-decay approach, applied  ...  Despite certain limitations and a further need to assess the validity of the methods, our distance-decay network-based approach is more accurate than the isotropic or even network-based modelling of walking  ...  Special thanks also to Jurij Velkavrh (University of Ljubljana, Faculty of Civil and Geodetic Engineering) and Jaka Ortar for the technical support on calculations in GIS.  ... 
doi:10.2478/mgr-2019-0015 fatcat:726wycj3sjcfpncmgwvnb5p3d4

Analysis of historic changes in regional ecosystem service provisioning using land use data

Sven Lautenbach, Carolin Kugel, Angela Lausch, Ralf Seppelt
2011 Ecological Indicators  
Each indicator builds on the analysis of land use configuration and land use composition information and is tested on sensitivity/robustness with respect to parameters which had to be estimated based on  ...  Since field scale monitoring schemes for ecosystem services or ecosystem functioning are missing, proxy based indicators can help to assess the historic development of ecosystem services or ecosystem functioning  ...  Martin Volk gave valuable hints for the development of the water quality regulation indicators. Justin Calabrese helped improving the readability of the text.  ... 
doi:10.1016/j.ecolind.2010.09.007 fatcat:s6wrjnfnfzb3rg4r6pc6st3bne

Spatial preference heterogeneity in forest recreation

Jens Abildtrup, Serge Garcia, Søren Bøye Olsen, Anne Stenger
2013 Ecological Economics  
1 present study is not to establish a general equilibrium model in which we will be able to explicitly account for relocation of households as a function of changes in access to forest recreation.  ...  new recreational opportunities not presently available, i.e., recreation site attribute levels outside the range of current levels.  ...  Spatial heterogeneity is reflected in the existence of distance decay functions in valuation studies (Bateman et al., 2006) .  ... 
doi:10.1016/j.ecolecon.2013.01.001 fatcat:glzm3gfc4bb3bjejo4xvmpuffm

The relative influence of individual, social and physical environment determinants of physical activity

Billie Giles-Corti, Robert J Donovan
2002 Social Science and Medicine  
Physical environmental determinants were mainly conceptualised as spatial access to popular recreational facilities. Overall, 59% of respondents exercised as recommended.  ...  and physical environmental determinants of recreational physical activity.  ...  The decay of distance parameters was used to estimate individual access indices for each respondent to each facility.  ... 
doi:10.1016/s0277-9536(01)00150-2 pmid:12113436 fatcat:qdndloqtafaxhguknpjp5zi5ee

Mapping recreational visits and values of European National Parks by combining statistical modelling and unit value transfer

Jan Philipp Schägner, Luke Brander, Joachim Maes, Maria Luisa Paracchini, Volkmar Hartje
2016 Journal for Nature Conservation  
Assuming a mean value per visit derived from 244 primary value estimates indicates that these visits result in a consumer surplus of approximately D 14.5 billion annually.  ...  The recreational use of new NPs can be estimated ex-ante, thereby aiding the optimisation of their location and design.  ...  In particular we would like to thank Ignacio Palomo from the Autonomous University of Madrid  ... 
doi:10.1016/j.jnc.2016.03.001 fatcat:o53pqjv7nfarplxy2rp5rfso7e

Modelling Spatial Distribution of Outdoor Recreation Trips of Urban Residents

Xihe Jiao, Ying Jin, Oliver Gunawan, Philip James
2015 International Review for Spatial Planning and Sustainable Development  
It also links the spatial distribution of visits to key spatial factors, such as distribution of population, location of recreational sites, transport accessibility and travel time.  ...  This research aims to investigate the strengths and weaknesses of predictive models of outdoor recreation travel.  ...  All the maps are drawn based on data obtained at Edina, the Jisc-designated national data centre at the University of Edinburgh.  ... 
doi:10.14246/irspsd.3.3_36 fatcat:nqqnv6pw6ng7lhw6g7mmcgh2ka

The Value of Urban Green Space in Britain: A Methodological Framework for Spatially Referenced Benefit Transfer

Grischa Perino, Barnaby Andrews, Andreas Kontoleon, Ian Bateman
2013 Environmental and Resource Economics  
A geographical information system (GIS) is used to apply these functions to spatial data detailing the location of such greenspace resources in five British cities and monetary values are computed.  ...  These findings are then extrapolated to all major British cities to obtain per household and aggregate valuation estimates for each scenario both with and without distributional weights.  ...  This data is used within a GIS to compute a layer of Formal Recreation Sites for each city.  ... 
doi:10.1007/s10640-013-9665-8 fatcat:h4pewvd5jjhtbl5wew3k4qyqve

Influence of the measurement of distance on assessment of recreation access

Jinwon Kim, Sarah Nicholls
2016 Leisure Sciences  
The travel cost method based on all 178 beaches indicates by far the lowest levels of accessibility.  ...  A survey conducted by the Strategy Institute on behalf of the East Bay Regional Park District estimated that 10-20 miles was the distance residents were willing to travel for beach-based recreation activities  ... 
doi:10.1080/01490400.2015.1071211 fatcat:u7qep3hmivdyjp722tnhvuslhq

Modeling spatial accessibility to parks: a national study

Xingyou Zhang, Hua Lu, James B Holt
2011 International Journal of Health Geographics  
A new measure of spatial access to parks, population-weighted distance (PWD) to parks, combines the advantages of current park access approaches and incorporates the information processing theory and probability  ...  The District of Columbia and Connecticut have the best access to local neighborhood parks with PWD of 0.6 miles and 1.8 miles, respectively.  ...  A larger distance decay parameter indicates that human behavior is more sensitive to distance.  ... 
doi:10.1186/1476-072x-10-31 pmid:21554690 pmcid:PMC3116453 fatcat:dnlxyhabtvb3fnpozzwtavf6de

Accessibility to sport facilities in Wales: A GIS-based analysis of socio-economic variations in provision

Gary Higgs, Mitch Langford, Paul Norman
2015 Geoforum  
This paper provides a review of such research before exploring the potential use of methods for examining variations in accessibility based on enhanced floating catchment area (FCA) models which are increasingly  ...  between the availability of recreational or sport facilities and area socio-economic status.  ...  Likewise, the exact nature of any distance-decay parameters used to account for decreasing likelihood of service utilisation with distance will often depend on facility types and individual characteristics  ... 
doi:10.1016/j.geoforum.2015.04.010 fatcat:y3mitwgmn5glxki6df55qlybfa

EVALUATION OF SPATIAL JUSTICE IN ACCESSIBILITY OF URBAN FACILITIES: A CASE STUDY OF ACCESSIBILITY OF PUBLIC PARKS IN DISTRICT # 11 OF TEHRAN, IRAN

S. Mahmoudi, M. R. Jelokhani-Niaraki, M. Argany
2019 The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences  
This study evaluates the spatial justice or inequalities in accessibility to urban parks in District # 11 of Tehran, Iran using a set of spatial indices and GIS tools.  ...  Indices used in this study are Covering, Minimum distance, Average distance, Proximity, Two-step floating catchment area and Gravity-based two-step floating catchment area.  ...  CONCLUSION In this study, the accessibility to public parks in District # 11 of Tehran was assessed using spatial indices and GIS-based analytical tools.  ... 
doi:10.5194/isprs-archives-xlii-4-w18-703-2019 fatcat:rwrwpxgo25glpil5ywwddpjkku

Using GIS and landscape metrics in the hedonic price modeling of the amenity value of urban green space: A case study in Jinan City, China

Fanhua Kong, Haiwei Yin, Nobukazu Nakagoshi
2007 Landscape and Urban Planning  
Green space amenity variables that were statistically significant at the 5% level included the size-distance index of scenery forest, accessibility to park and plaza green space types, and the percentage  ...  GIS and landscape metrics were used in determining hedonic price model variables.  ...  Acknowledgement This research was supported by the COE (The 21st Century Center of Excellence) program, Social Capacity Development for Environmental Management and International Cooperation, at Hiroshima  ... 
doi:10.1016/j.landurbplan.2006.02.013 fatcat:ro2rhdqc3jfu7f4yrgrnrmktnq

Cycling willingness: Investigating distance as a dependent variable in cycling behavior among college students

Thomas Wuerzer, Susan G. Mason
2015 Applied Geography  
College students (N= 949) participated in a health survey and stated possible predictors of cycling based on their cycle usage and preferences in the previous 30 days.  ...  Age and propensity for cycling for transportation mediate the negative effect of distance on the likelihood of cycling.  ...  CONFLICT OF INTEREST DISCLOSURE The authors have no conflicts of interest to report.  ... 
doi:10.1016/j.apgeog.2015.03.009 fatcat:a6v7lx4qpfdjthyv4bx2yjcdli
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