A VGI Quality Assessment Method for VGI based on Trustworthiness
نویسندگان
چکیده
منابع مشابه
Quality Attributes & Methods for VGI
The widespread use of GPS-equipped devices such as smartphones and tablets and the easy handling of online maps are simplifying the production and dissemination of volunteered geographic information (VGI) through the internet. VGI systems collect and distribute this type of information and can be used, for example, in cases of natural disasters, mapping, city management, etc. In some cases, the...
متن کاملCommentary: whither VGI?
For the most part, we find our way around the planet by tapping memory, perhaps by recalling past routes, or sometimes by accessing stored mental images that approximate maps. In other cases, however, we must rely on information collected and made available to us by others. People visiting strange cities need street maps to help them find their way around; planners need maps of wetlands and oth...
متن کاملStudy of Spatial Data Quality Elements and VGI Linear Data Quality Assessment Methods
Volunteered Geographic Information has provided a rich and valuable resource for spatial data in a variety of applications. Despite the many benefits, this information does not provide any guarantee for their quality. So far, there are several methods to determine the quality of VGI. In addition to introducing quality elements and their evaluation methods, the present study attempts to explore ...
متن کاملapplication of upfc based on svpwm for power quality improvement
در سالهای اخیر،اختلالات کیفیت توان مهمترین موضوع می باشد که محققان زیادی را برای پیدا کردن راه حلی برای حل آن علاقه مند ساخته است.امروزه کیفیت توان در سیستم قدرت برای مراکز صنعتی،تجاری وکاربردهای بیمارستانی مسئله مهمی می باشد.مشکل ولتاژمثل شرایط افت ولتاژواضافه جریان ناشی از اتصال کوتاه مدار یا وقوع خطا در سیستم بیشتر مورد توجه می باشد. برای مطالعه افت ولتاژ واضافه جریان،محققان زیادی کار کرده ...
15 صفحه اولSemantic Web Based Representation of VGI
----------------------------------------------------------------------ABSTRACT------------------------------------------------This review paper presents a study about to create qualitative VGI(volunteered geographic information) and its semantic web representation .Creation of VGI describes about to create ,use and share volumes of spatial data in an increasingly accessible fashion. This paper ...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: GI_Forum
سال: 2016
ISSN: 2308-1708,2308-1708
DOI: 10.1553/giscience2016_01_s3