Ahmet Ozgur Dogru

Ahmet Ozgur Dogru
Istanbul Technical University · Department of Geomatics Engineering

Assoc. Prof. Dr.

About

100
Publications
51,536
Reads
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425
Citations
Citations since 2016
47 Research Items
334 Citations
2016201720182019202020212022020406080100120140
2016201720182019202020212022020406080100120140
2016201720182019202020212022020406080100120140
2016201720182019202020212022020406080100120140
Introduction
GIS for health, GIS for environment, GIS for RES management, GIS for watershed management, map use and usability issues, theory of vulnerability and accessibility analysis, FOSS GIT, and etc.
Additional affiliations
September 2007 - September 2008
Institute Geographique National, Saint Mande, France
Position
  • Researcher
September 2006 - March 2007
Ghent University
Position
  • Researcher
September 2002 - present
Istanbul Technical University
Position
  • Research Assistant
Education
September 2004 - February 2009
Istanbul Technical University
Field of study
  • Geomatics Engineering - Cartography and GIS
September 2002 - September 2004
Istanbul Technical University
Field of study
  • Geomatics Engineering - Cartography and GIS

Publications

Publications (100)
Article
This study aimed to provide an insight into the geographic distribution of Hepatitis A incidence considering their temporal distribution, spatial patterns, hot spots and clusters identification in three different age-group (0-4, 5-9 and 10-14) in Turkey. Province based tabular data, including monthly numbers of Hepatitis A cases in children, and th...
Article
Wastewater-based epidemiology is a well-established and complementary approach for monitoring illicit drug use in the general population. In this study, amphetamine (AMP), methamphetamine (METH), 3,4-methylenedioxymethamphetamine (MDMA), cocaine (COC) (from benzoylecgonine), and cannabis (from THC-COOH) consumption levels were investigated for the...
Article
Basic elements considered as social determinants of the health varies in political, socio-economic, structural and intermediary contexts. While socio-economic and political contexts are directly related with the social, economic, public and health policies in country scale. The structural context additionally includes socio-economic dimensions such...
Article
This study proposes an approach integrating current methodology, which determines the amount of drug consumed per month/day per 1,000 inhabitants by measuring concentrations of illicit drugs and their metabolites in untreated wastewater, with geographic information system (GIS) designed for this specific purpose. The proposed approach contributes t...
Article
Full-text available
The main objective of this research is to explore the cognitive processes of expert and novice map users during the retrieval of map-related information, within varying difficulty levels (i.e., easy, moderate, hard), by using eye tracking and electroencephalogram (EEG). In this context, we present a spatial memory experiment consisting of a large n...
Conference Paper
Full-text available
The need to study air pollution and its connection to human health is no longer a strange idea. Despite the fatalities and illnesses caused by COVID-19, the quarantines significantly decreased air pollution and deaths during this period. Today, satellites can monitor air pollution with great precision, and the research process has quickened, provid...
Article
Objective: According to current statistical data, drug overdose is the most common method of suicide attempt with an average of 90% in our country. This study consists of data on suicide attempt cases in Emergency Department of Cerrahpaşa Medical Faculty with overdose medication. Our aim was to evaluate the spatial information with gender, age, app...
Article
By using procedural modeling techniques, it is possible to visualize 2D geographic information system data containing necessary attribute information in a realistic 3D manner. The important advantage of the procedural modeling technique is that it enables the regeneration of the model whenever it is needed using the attributes stored in the vector...
Conference Paper
Full-text available
Günümüzde coğrafi/mekânsal veriler/bilgiler ve dolayısıyla haritalar gittikçe artan biçimde yaşamın önemli bir parçası haline gelmektedir. Bu alandaki başlıca disiplinlerden biri olan kartografya, çok boyutlu coğrafi/mekânsal verilerin/bilgilerin modellenmesi, işlenmesi, analizi, görselleştirilmesi ve yayımlanması süreçlerine teorik ve pratik açıda...
Article
Full-text available
The study explored and discussed the water management strategy of Istanbul with more than 16 million inhabitants. Istanbul has quite limited local fresh water resources with an ultimate storage capacity of 868.7 million m3 and supplies daily approximately 2.8 million m3 of water at a magnitude of 180 L/ca. 36% of the water demand is supplied from a...
Article
Full-text available
Özet: Bu çalışma, uzman ve uzman olmayan harita kullanıcılarının mekânsal bellek yeteneklerini incelemeye yönelik kullanıcı deneylerinin tasarım süreçlerine odaklanmıştır. Deneylerde, farklı harita kullanıcı gruplarının haritaların içeriğini hatırlamaları istendiğinde geliştirdikleri dikkate bağlı bilişsel stratejilerini açığa çıkarmada kullanılan...
Article
Full-text available
This study focused on the design processes of user experiments conducted to examine the spatial memory abilities, differences and similarities of expert and novice map users. In the experiments, different map user groups were asked to remember the content of maps with uniform or various levels of detail. The cognitive load of the participants that...
Article
Full-text available
This study aimed at determining culturable airborne bacteria (CAB) and fungi (CAF) concentrations in different sections of a primary school located in Istanbul. Occupancy variables were determinants of exposure and the environmental, ventilation, and comfort parameters within the study. Air samples were collected twice in the summer and spring seas...
Conference Paper
Full-text available
Two-dimensional (2D) maps, which have been used extensively for many years, are now being replaced by increasingly widespread three-dimensional (3D) applications on these days. Recent developments have led to the need for rapid production of an entire city in three dimensions using spatial data produced by different methods or already available. Du...
Conference Paper
Full-text available
Two dimensional (2D) Geographic Information System (GIS) data structured with required attribute information can be realistically visualized in three dimension (3D) by using procedural modeling techniques. The procedural model consists of a sequence of parameterizable procedures and represents the object construction process. In this study, the usa...
Article
Full-text available
This study explored the environmental impact of the large-scale projects, the 3rd Bridge across the Bosphorus and 3rd Airport, carried out in the last decade leading to the massive deterioration of the northern forest area in Istanbul. Destroyed forest area was assessed through relevant changes in land classification detected by multi-temporal Land...
Article
This study aims to determine the shoreline changes along the Black Sea Coast of Istanbul, which has been occurred in 7 years from 2009 to 2016. For this purpose, remote sensing technology used to detect the shorelines in the study period and geographic information system was established for determining the general and specific changes along the sho...
Article
This study investigated the coastal lagoon monitoring and mapping potential of Landsat-8 Operational Land Imager (OLI) and Sentinel-2 Multi-Spectral Instrument (MSI) in the Enez Dalyan Lagoon, located in Turkey. Five different water indices, including normalized difference water index (NDWI), modified normalized difference water index (MNDWI), auto...
Article
Full-text available
The aim of this research is to evaluate the use of ET and EEG for studying the cognitive processes of expert and novice map users and to explore these processes by comparing two types of spatial memory experiments through cognitive load measurements. The first experiment consisted of single trials and participants were instructed to study a map sti...
Conference Paper
Full-text available
This paper focuses on the design of a cartographic user experiment that employs both eye tracking (ET) and electroencephalogram (EEG). When creating such an experiment, one is confronted with a large number of (often conflicting) challenges which need to be resolved: quality of the recorded signals, design of appropriate stimuli and tasks, synchron...
Article
Full-text available
Istanbul, being one of the oldest and crowded cities in the world bridging the Asia and Europe continents, is ranked as the 15th populated mega city among the 75 largest metropolitans in the world as a result of the rapid population growth since the year of 1950. The stated growth caused a significant need for housing, therefore new settlements hav...
Conference Paper
Full-text available
Coğrafi/mekansal bilgilerle etkileşmek ve bu bilgilerden yararlanmak için kullanılan en etkili araç haritalardır. Kartografya klasik anlamda her türlü haritanın tasarımı, üretimi, analizi ve kullanımı ile ilgili araştırma yapan bilim dalıdır. Coğrafi bilgi bilimi de çeşitli teknik ve araçlarla coğrafi bilgiyi birçok disiplinle paylaşmayı hedeflemek...
Article
This study aimed at introducing the efficiency of the health services in Turkey by providing province-based analysis using Geographic Information System (GIS) technology. In this context, quantitative data, derived from official health reports published by Turkish Ministry of Health, for the years 2001, 2007 and 2015, were evaluated. Stated data in...
Article
Full-text available
Social and economic development has proceeded in parallel with energy production and this progress is influenced by the types of used energy sources. Increasing environmental problems originated by the widespread use of fossil fuels, have promoted the use of clean and renewable energy sources as solar energy and related technologies as photovoltaic...
Article
Full-text available
This paper focused on the investigation and mapping of water-related communicable diseases in the Black Sea Catchment area in Turkey by using official c and Geographical Information System (GIS) technology. Hepatitis-A and Amebic Dysentery were considered as the main cases, and 115 months temporal trends (January 2000–June 2009) were investigated a...
Article
Ecologically and socio-economically beneficial to cities, and covering a large fragment of land use pattern in developed countries, the green areas are under risk of zoning for building due to rapid and unplanned urbanization, policies aiming at rent and non-applicable zoning ordinances. Sufficiency of active green areas is validated with the stand...
Article
Full-text available
The environmental problems caused by accelerated urbanization in recent years have reached vital limits. As the population increases in the cities, the problem of waste disposal and storage arises. The incorrect selection of sanitary landfill sites affects human and other living creatures because of the malodour sprawling from these sites. Such pro...
Article
Full-text available
This paper explores map users’ cognitive processes in learning, acquiring and remembering information presented via screen maps. In this context, we conducted a mixed-methods user experiment employing digital sketch maps and eye tracking. On the one hand, the performance of the participants was assessed based on the order with which the objects wer...
Article
Full-text available
This study aims to evaluate the landscape transformation and the effect of the third Bosphorus Bridge construction works on the natural ecosystem over seven years’ time in two districts, Beykoz and Sariyer, located at the northern part of Asian and European Istanbul. The study applied supervised classification-maximum likelihood algorithm to monito...
Conference Paper
Full-text available
The aim of this study is to create a 3 dimensional (3D) virtual reality model of Istanbul Technical University, Ayazaga Campus. The study covers 80 ha of the campus area where campus buildings are located. Unmanned Air Vehicle (UAV) is used in order to capture the aerial photographs to generate 3D point clouds which later on used for Digital Surfac...
Presentation
Full-text available
This study explores the possibilities to integrate eye tracking and EEG (electroencephalogram) for cartographic usability research and linking this to cognitive research. The final goal is to obtain insights in how – different types of (in our case experts and novices)– users read, interpret and retrieve the visual information on – different types...
Conference Paper
Full-text available
This paper explores the possibilities to integrate eye tracking and EEG (electroencephalogram) for cartographic usability research and linking this to cognitive research. The final goal is to obtain insights in how – different types of – users read, interpret and retrieve the visual information on – different types of – screen maps. Cognitive carto...
Thesis
Full-text available
Epidemics of Infectious diseases have been documented throughout history and recent global health reports show a continual vulnerability of a large number of people to infectious diseases such as Hepatitis A (HAV) and Amoebic Dysentery (A Dysentery or AD) in relation to their environment. Of particular concern is the epidemic outbreaks patterns of...
Article
Full-text available
This study aims to investigate the effect of the topography on the estimation of unsampled meteorological/climate data which are widely used for modeling climate and renewable energy potentials. In this context, firstly, one of the multi parameter geostatistical interpolation methods; cokriging was applied on a specific data set including precipita...
Article
Full-text available
The main goal of this study is to characterize the lands affected by airport noise in terms of land cover/use characteristics and to make a comparison of airports regarding their effects on the vicinity. Within this context, four major international airports, located in Istanbul (Ataturk Airport), Ankara (Esenboga Airport), Izmir (Adnan Menderes Ai...
Conference Paper
Full-text available
The use of the renewable energy sources (RES) such as wind and solar energy has been encouraged as a sustainable method for minimizing the effects of the global warming. The management of the RES includes the site selection, installation, operation and maintenance of the facilities. Since it includes significant amount of investment, the feasibilit...
Conference Paper
Full-text available
Over the last decade there have been major enhancements and considerable interest to the methods available to examine patterns of disease incidence, morbidity and mortality in space and time and to relate those patterns to the identification of potential 'causes' of disease, such as environmental exposure, diet and unhealthy behaviours, economic or...
Article
Purpose The purpose of this study is to investigate the effect of internal and external factors on the accuracy and consistency of the data provided by mobile-embedded micro-electromechanical system (MEMS) pressure sensors based on smartphones currently in use. Design/methodology/approach For this purpose, sensor type and smartphone model have bee...
Article
Full-text available
Neurocognitive Methods for Cartographic Usability Research Implementation of cognitive theory and methods with the aim of understanding maps and cognitive process is the main subject of cognitive cartography. User behaviors when interacting with a cartographic visualization, spatial perception and cognitive procedures can be determined by usabili...
Conference Paper
Full-text available
Neuroscience is very promising for cognitive cartography. How and which parts of our brain works when interacting with map-related tasks is directly correlated with the neurons responsible for our mental maps. As visualization is a cognitive process, user centered design (UCD) plays an important role in usability research. How our brain can cope wi...
Conference Paper
Full-text available
Remotely sensed imagery has an enhanced capability of extracting in-formation about small image structures (both artificial and natural ob-jects). Fast, low cost, accurate and spatially rich data can be acquired via remote sensing technology. For this reason, satellite image mapping is quite common technique and image maps provide a great contribu-...
Article
Full-text available
Crowd sourcing is a popular method for providing data from people by the use of mobile sensor, internet and communication technologies. However efficient use of the raw data provided by the sensors with different characteristics in order to obtain accurate results is not investigated in detail. This study aims to investigate the data collected by m...
Chapter
Full-text available
Determining the potentials of the renewable energy sources provides realistic assumptions on useful utilization of the energy. Wind speed and solar radiation are the main meteorological data used in order to estimate renewable energy potential. Stated data is considered as point source data since it is collected at meteorological stations. However,...
Conference Paper
Full-text available
Bilgi ve iletişim teknolojilerinin hızla gelişmesiyle birlikte, insan aktivite ve davranışlarının belirlenebilmesi için, birey bazında mekansal bilgiye ihtiyaç ortaya çıkmıştır. Zamansal nitelik taşıyan mekan bilgisi, dinamik bir yapıya sahip olduğu için dinamik görselleştirme yöntemleri kullanılarak görselleştirilmelidir. Çünkü statik iki boyutlu...
Conference Paper
Full-text available
Determining the land cover and land use changes are important for monitoring and managing the changes and their causes in both natural environment and man-made areas. Quantitative analysis based on numerical computations and visual interpretation based on human eye are the techniques used in information extraction -related to land use and land cove...
Conference Paper
Full-text available
This paper aims to introduce a dynamic 3D environment allowing to elaborate space and time together, a mobile application detecting movement, an evaluation of space-time human behaviors by using 2D and 3D geo- visualization methods. For this reason, a case study carried out to observe the mobility in a university campus. The methodology of the s...
Thesis
Full-text available
Bina, anıt, gibi mimari eserlerin yanı sıra yol, köprü v.b. mühendislik yapılarının 3 Boyutlu olarak belgelendirilmeleri geleneksek jeodezik ve fotogrametrik yöntemler ile yıllardır yapılmaktadır. Üretilen CAD verileriyle modelden bilgi elde etmek, modelleme ve düzeltmeler yapmak kolaydır. Günümüzde yersel lazer tarayıcı sistemleri ile ölçeğe bağlı...
Article
Full-text available
Monitoring land use/land cover changes is a very important component for sustainable management of sensitive regions. Because of their ecological, biological, environmental and economic importance, Igneada flooded (longos) forests have a multiple role in the landscape. This study is conducted to detect and monitor land use and land cover changes of...
Article
Full-text available
The paper presents additive approach as an alternative to known methodology (factorial scoring) of soil water erosion risk assessment. The study is performed for agricultural land of a test site located in Lower Silesia, Poland. Proposed algorithm is based on Principal Component Analysis (PCA) of three environmental factors: soil susceptibility to...
Conference Paper
Full-text available
Cartography and GIS education is largely undertaken by geomatic engineering (a.k.a. geodesy and geoinformatics, geospatial science or surveying and mapping/geoinformation) and geography departments of universities as part of their undergraduate and graduate programmes. Individual bachelor programmes on cartography are very few and in trend of decre...