Search Results - "Church, Richard"

Review of obnoxious facilities location problems by Church, Richard L., Drezner, Zvi

“…•Review of Obnoxious Facilities location models.•Historical overview of the problem.•Single and multiple obnoxious facilities models.•Models in discrete and…”
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Extensions to the Weber problem by Church, Richard L., Drezner, Zvi, Tamir, Arie

“…One of the classics in the field of Location Science is the book on the theory of industrial location by Weber (1909). Weber used a simple construct comprised…”
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Solving the p-median problem on regular and lattice networks by Church, Richard L., Wang, Shaohua

“…•Many cities and road networks contain components of lattices and nearly regular networks.•The new model, CARS, takes advatage of distance ties found in…”
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Extensions to the planar p-median problem by Church, Richard L., Drezner, Zvi, Kalczynski, Pawel

“…In this paper we propose three models for locating multiple facilities anywhere in the plane. The facilities serve demand points and require raw materials from…”
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Service allocation equity in location coverage analytics by Xu, Jing, Murray, Alan T., Church, Richard L., Wei, Ran

“…•Recognition that facility workloads often vary significantly in coverage models.•Approaches are proposed to address facility workload balancing.•Evaluation…”
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Single facility siting involving allocation decisions by Murray, Alan T., Church, Richard L., Feng, Xin

“…•Reviews classic Weber problem for industrial facility location.•Formulates extended interpretation of Weber problem.•Develops an exact solution algorithm…”
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An efficient measure of compactness for two-dimensional shapes and its application in regionalization problems by Li, Wenwen, Goodchild, Michael F., Church, Richard

“…A measure of shape compactness is a numerical quantity representing the degree to which a shape is compact. Ways to provide an accurate measure have been given…”
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A bilevel mixed-integer program for critical infrastructure protection planning by Scaparra, Maria P., Church, Richard L.

“…Vulnerability to sudden service disruptions due to deliberate sabotage and terrorist attacks is one of the major threats of today. In this paper, we present a…”
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Evaluation of forest treatment planning considering multiple objectives by Pludow, B. Amelia, Murray, Alan T., Echeverri, Vanessa, Church, Richard L.

“…Various tools and techniques are used by environmental managers and planning agencies to make land use decisions that balance different and often competing…”
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Commercial GIS location analytics: capabilities and performance by Murray, Alan T., Xu, Jing, Wang, Zifan, Church, Richard L.

“…An essential location analytic method is GIS, able to support map-based display along with geographic data creation, management, manipulation in addition to…”
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Graphene oxide-stabilized perfluorocarbon emulsions for controlled oxygen delivery by Jalani, Ghulam, Jeyachandran, Dhanalakshmi, Bertram Church, Richard, Cerruti, Marta

“…Perfluorocarbon (PFC) emulsions are capable of absorbing large quantities of oxygen. They are widely used as blood alternates for quick oxygenation of tissues…”
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Drone service response: Spatiotemporal heterogeneity implications by Feng, Xin, Murray, Alan T., Church, Richard L.

“…Unmanned Aerial Vehicles, often called drones, have rapidly emerged for commercial and personal use in recent years. Drones are a promising and effective…”
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A heuristic algorithm for balancing workloads in coverage modeling by Xu, Jing, Murray, Alan T., Church, Richard L., Wei, Ran

“…Location covering problems are important tools for supporting facility siting decisions in both the natural and built environment. However, facility workloads…”
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157-LB: A Randomized Trial of Continuous Glucose Monitoring upon Emergency Department Discharge by O'CONNOR, MARK J., DING, XINYI, HERNANDEZ, CAMILA, HUBACZ, LISA M., CHURCH, RICHARD J., O'CONNOR, LAUREL

“…Background: People with type 2 diabetes (T2D), particularly those with limited access to longitudinal care, frequently present to the emergency department…”
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Estimating spatial efficiency using cyber search, GIS, and spatial optimization: a case study of fire service deployment in Los Angeles County by Church, Richard L., Li, Wenwen

“…The efficiency of public investments and services has been of interest to geographic researchers for several decades. While in the private sector inefficiency…”
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Revisiting spatial optimization in the era of geospatial big data and GeoAI by Cao, Kai, Zhou, Chenghu, Church, Richard, Li, Xia, Li, Wenwen

“…•This paper revisited the research progress in the field of spatial optimization, covering its characteristics, modeling approaches, solving methods, and…”
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Protecting Critical Assets: The r‐Interdiction Median Problem with Fortification by Church, Richard L., Scaparra, Maria Paola

“…Many systems contain bottlenecks, critical linkages, and key facilities. Such components, when lost due to a man‐made or natural disaster, may imperil a system…”
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Challenges in applying capacitated covering models by Xu, Jing, Murray, Alan, Wang, Zifan, Church, Richard

“…Service system planning has long been supported by location‐covering models designed to address access and accessibility issues. An important aspect of many…”
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Spatial optimization as a generative technique for sustainable multiobjective land-use allocation by Ligmann-Zielinska, Arika, Church, Richard L., Jankowski, Piotr

“…In this paper, we examine the applicability of spatial optimization as a generative modelling technique for sustainable land-use allocation. Specifically, we…”
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An exact solution approach for the interdiction median problem with fortification by Scaparra, Maria P., Church, Richard L.

“…Systematic approaches to security investment decisions are crucial for improved homeland security. We present an optimization modeling approach for allocating…”
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