نتایج جستجو برای: productivity zone and gis models

تعداد نتایج: 16959967  

Journal: :ISPRS Int. J. Geo-Information 2014
Françoise Gourmelon Damien Le Guyader Guy Fontenelle

This contribution addresses both the role of geographical information in participatory research of coastal zones, and its potential to bridge the gap between research and coastal zone management. Over a one year period, heterogeneous data (spatial, temporal, qualitative and quantitative) were obtained which included the process of interviews, storing in a spatio-temporal database. The GIS (Geog...

Journal: :Environmental Modelling and Software 2000
David Pullar Darren Springer

Modeling the impact of non-point source pollution in catchments is a complex problem, and one that has troubled natural resource managers for many years. The development of spatially distributed hydrologic models has led to improved model forecasting at the cost of requiring more detailed spatial information. In addition, the analysis is much more sensitive to errors in the data. Incorporation ...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده مدیریت 1392

data envelopment analysis (dea) is a powerful tool for measuring relative efficiency of organizational units referred to as decision making units (dmus). in most cases dmus have network structures with internal linking activities. traditional dea models, however, consider dmus as black boxes with no regard to their linking activities and therefore do not provide decision makers with the reasons...

Journal: :international journal of data envelopment analysis 2014
s. keikha-javan m. rostamy-malkhalifeh

data envelopment analysis (dea) measures the relative efficiency of decision making units (dmus) with multiple inputs and multiple outputs. dea-based malmquist productivity index measures the productivity change over time. we propose a dynamic dea model involving network structure in each period within the framework a dea. we have previously published the network dea (ndea) and the dynamic dea ...

Journal: :international journal of occupational hygiene 0
samaneh momen-bellahfard department of environmental science, graduate school of the environment and energy, science and research branch, islamic azad university, tehran, iran. mohammadreza monazzam department of occupational hygiene, school of public health and center for air pollution research (capr), institute for environmental research (ier), tehran university of medical sciences, tehran, iran.

environmental noise pollution is among the most urban problems which can be caused due to real sources like traffic, train and virtual sources provided by rigid surfaces. one of the urban structures in which can perform as a virtual noise source are the installed gutters alongside highways. these structures are mostly used to pass the wastewater or the rainfall. in this research, the acoustical...

In this study pre-combustion capture of carbon dioxide from hydrogen was performed using a 5A zeolite adsorber. A one column thermal pressure swing adsorption (TPSA) process was studied in the bulk separation of a CO2/H2 mixture (50:50 vol%). The adsorption dynamics of the zeolite bed were investigated by breakthrough experiments to select the suitable range for operational factors in the desig...

2005
D J PEUQUET

Representations used historically within GIS assume a world that exists only in the present. Information contained within a spatial database may be added to or modified over time, but a sense of change or dynamics through time is not maintained. This limitation of current GIS capabilities has been receiving substantial attention recently, and the impetus for this attention has occurred on both ...

Journal: :journal of biotechnology and health sciences 0
rohollah kalhor social determinants of health research center, qazvin university of medical sciences, qazvin, ir iran fatemeh darzi ramandi school of public health, qazvin university of medical sciences, qazvin, ir iran sima rafiei health services management department, school of public health, qazvin university of medical sciences, qazvin, ir iran seyed saeed tabatabaee health services management research center, institute for futures studies in health, kerman university of medical sciences, kerman, ir iran mohammad azmal bushehr university of medical sciences, bushehr, ir iran leila kalhor student research committee, hormozgan university of medical sciences, bandar abbas, ir iran; student research committee, hormozgan university of medical sciences, bandar abbas, ir iran. tel: +98.763337192, fax: +98.763337192

background nowadays, productivity and efficiency are considered a culture and a perspective in both life and work environments. this is the starting point of human development. objectives the aim of the present study was to investigate the performance of hospitals affiliated to mashhad university of medical sciences using the pabon lasso model. methods the present study was a descriptive-analyt...

1997
Andreas Voigtmann

................................................................................................... 1 CHAPTER 1 – INTRODUCTION .................................................................... 3 CHAPTER 2 – AN INTRODUCTION TO GEO-INFORMATION SYSTEMS ... 7 2.1 What is a Geo-Information System? ......................................................... 7 2.2 Data found in a GIS ...................

2015
Gareth Boyes Charles Thomson Claire Ellul

In GIS, understanding the layout of interior spaces has important applications in the analysis of energy efficiency, indoor navigation and atmospheric pollution. However, detailed models of building internals are usually held in engineering or architecture software, including Building Information Modelling (BIM) software such as Autodesk Revit, and are not easily understood by GIS in this forma...

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