نتایج جستجو برای: spatial data mining

تعداد نتایج: 2696778  

1997
Anders

The purpose of this paper is to provide an overall view of the methods of spatial data mining and its applications to digital landscape models. Spatial data mining can be defined as the deduction of information that is not explicitly stored in a given spatial data model. The subject spatial data mining represents the integration of several fields, including machine learning, database systems, d...

2002
Howard J. Hamilton Leah Findlater

We describe current research in temporal, spatial, and spatiotemporal data mining. In these types of data mining, a model of time, space, or space-time plays a nontrivial role. As an example of current research, we describe our MegaMiner prototype software. The DGG-Discover 5.2 module of MegaMiner is based on expected distribution domain generalization graphs (EDDGGs), which allow detailed doma...

2006
Nadjim Chelghoum Karine Zeitouni Thierry Laugier Annie Fiandrino Lionel Loubersac

Spatial data mining requires the analysis of the interactions in space. The conventional data mining algorithms do not support well this type of analysis. We present in this paper an approach based on inductive logic programming (ILP). It is based on two ideas. The first one consists in materializing these interactions using distance tables, so that the spatial data mining problem is reduced to...

Journal: :IOP Conference Series: Earth and Environmental Science 2014

Journal: :The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences 2018

Journal: :IJCAT 2013
M. Venkatesan Arunkumar Thangavelu

Studies on spatial co-location mining required distance threshold to define spatial neighbourhood (Shashi Shekhar and Yan Huang(2001); Yoo and Shekhar (2004, 2006); Yasuhiko Morimoto(2001); Koperski and Han(1995); Ding et al. (2008)) However, it is problematical for users to choose suitable threshold values because they lack prior knowledge about spatial data. Spatial neighbourhood has been def...

Journal: :IOP Conference Series: Earth and Environmental Science 2016

2014
K. Thanga Selvi E. Baby Anitha

1. ABSTRACT In day to day life, vehicles have become important aspects in human life where each vehicle is manufactured for a particular purpose. Co-location pattern discovery is intended towards the processing data with spatial perspectives to determine classes of spatial objects that are frequently located together. Mining co-location patterns from spatial databases may disclose the types of ...

2002
Jeffrey Hsu

This paper discusses a number of technologies, approaches, and research areas which have been identified as having critical and future promise in the field of data mining. Among the areas which are being developed, investigated, and applications identified for include hypertext and hypermedia data mining, ubiquitous data mining (UDM), phenomenal data mining, distributed and collective data mini...

Journal: :مجله دانشگاه علوم پزشکی مازندران 0
اکرم طاوسی akram tavousi msc student in medical informatics, faculty of medical sciences, tarbiat modares university, tehran, iranدانشجوی کارشناسی ارشد انفورماتیک پزشکی، دانشکده علوم پزشکی، دانشگاه تربیت مدرس، تهران، ایران محمد مهدی سپهری mohammad mehdi sepehri hospital management research center, iran university of medical sciences, tehran, iran associate professor, department of healthcare systems engineering, faculty of industrial and systems engineering, tarbiat modares university, tehran, iranتهران: دانشگاه تربیت مدرس، دانشکده پزشکی، بیمارستان هاشمی نژاد طاهره ملکوتیان tahereh malakoutian assistant professor, department of internal medicine, iran university of medical sciences, tehran, iranاستادیار، گروه داخلی، دانشکده پزشکی، دانشگاه علوم پزشکی ایران، تهران، ایران توکتم خطیبی toktam khatibi assistant professor, department of industrial engineering, faculty of industrial and systems engineering, tarbiat modares university, tehran, iranاستادیار، گروه مهندسی سیستم‏های سلامت، دانشکده مهندسی صنایع و سیستم‏ها، دانشگاه تربیت مدرس، تهران، ایران

background and purpose: kidney failure reduces the kidney function and in long term it leads to chronic kidney disease. one of the main complications of this disease is irreversible damage to the kidneys (end-stage kidney disease) and hemodialysis is the main method used to treat advanced kidney failure. the main problem associated with hemodialysis is treating anemia caused by lack of erythrop...

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