نتایج جستجو برای: روش اجزاء منفصل dem

تعداد نتایج: 393376  

Journal: :تحقیقات آب و خاک ایران 0
اردوان کمالی فریدون سرمدیان شهلا محمودی

digital elevation model (dem) is increasingly used these days as an effective tool to extract elevation data in quantitative environmental and land management studies. the improvement of sensors and land resource satellites has made it possible to generate dem from remotely sensed data. dems which are produced from these data are applied not only in the two dimensional (2d) but also in the thre...

Journal: :International psychogeriatrics 2015
Lisa D Van Mierlo Franka J M Meiland Peter M Van de Ven Hein P J Van Hout Rose-Marie Dröes

BACKGROUND Few personalized e-interventions are available for informal and professional caregivers of people with dementia. The DEMentia Digital Interactive Social Chart (DEM-DISC) is an ICT tool to support customized disease management in dementia. The aim of this study was to improve and evaluate DEM-DISC, its user-friendliness and usefulness and to investigate the future implementation. ME...

Journal: :Remote Sensing 2010
Pawanjeet S. Datta Helmer Schack-Kirchner

Topography is a crucial surface characteristic in soil erosion modeling. Soil erosion studies use a digital elevation model (DEM) to derive the topographical characteristics of a study area. Majority of the times, a DEM is incorporated into erosion models as a given parameter and it is not tested as extensively as are the parameters related to soil, land-use and climate. This study compares ero...

2011
C. E. Joanna Tan M. Z. Mat Jafri H. S. Lim Joanna Tan

Digital elevation model (DEM) generation from stereo images is an effective and economical method in topography mapping. This paper used the stereo pair methodology to generate the digital elevation model (DEM) from PRISM (Panchromatic Remote-Sensing Instrument Satellite) sensor which is onboard of ALOS (Advanced Land Observing Satellite). The pair of forward-backward is used as stereoscopic im...

2008
Weiwei Sun Chun Liu Hangbin Wu Xuejun Liu

With the LIDAR data more wide use in DEM products, especially in urban area DEM modeling, the research on Grid DEM with LIDAR data is more and more urgent. Also users are more desired to acquaint themselves with LIDAR data, especially to know more about the accuracy of Grid DEM based on LIDAR data. Therefore, it is rather necessary to explore the matter of accuracy of DEM based on LIDAR data. I...

2008
Michelle Belton Frank S Prato Jeffrey JL Carson

Cellular stress response proteins like Hsp70 may be affected by exposure to static magnetic fields (SMF). We examined whether exposure to a 100 mT SMF and GSH-depleting diethymaleate (DEM) would affect the levels of Hsp70 mRNA in HL-60 cells. Cells were exposed to SMF, DEM, a combination of DEM and SMF as well as 42oC. We found that only exposure to 42oC significantly affected the levels of Hsp...

Journal: :journal of mining and environment 2012
akbar farzanegan bahareh arabzadeh vahid hasanzadeh

discrete element method (dem) is extensively used for mathematical modeling and simulating the behavior of discrete discs and discrete spheres in two and three dimensional space, respectively. prediction of particles flow regime, power draw and kinetic energy for a laboratory or an industrial mill is possible by dem simulation. in this article, a new approach was used to assess the main paramet...

Journal: : 2022

هدف: هدف این پژوهش مقایسه اثربخشی امیددرمانی و معنویت درمانی بر کیفیت زندگی، قند خون فشار زنان میانسال مبتلا به دیابت نوع دو بود. روش: حاضر نیمه آزمایشی با طرح پیش آزمون- پس پیگیری گروه گواه جامعه آماری شامل تمام 2 مراجعه کننده مرکز تحقیقات دیابت، متابولیسم غدد شهر تهران در سال 1399 بودند که ‏45 نفر شیوه نمونه‌گیری دسترس انتخاب صورت تصادفی آزمایش یک (هر 15 نفر) قرار گرفتند. ابزار پرسشنامه کوتاه...

2016
Yonggang Chen Tianwu Ma Xiaoyin Chen Zhende Chen Chunju Yang Chenzhi Lin Ligang Shan

The DEM generalization is the basis of multi-dimensional observation, the basis of expressing and analyzing the terrain. DEM is also the core of building the Multi-Scale Geographic Database. Thus, many researchers have studied both the theory and the method of DEM generalization. This paper proposed a new method of generalizing terrain, which extracts feature points based on the tree model cons...

2003
Jürgen Taeger Jamine Horn Trong Luan Ngo

Das Projekt el.la (eLearning and Law) identifiziert Rechtsfragen, die von der Konzeption bis zur Vermarktung von eLearning-Angeboten an Hochschulen auftreten, und stellt Lösungshinweise auf einem Wissensportal im WWW bereit. Im folgenden Beitrag wird die Zielsetzung des Projekts beschrieben. Es folgt ein Überblick über ausgewählte Rechtsprobleme aus dem Urheber-, Hochschulsowie Datenschutzrecht...

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