Zobrazeno 1 - 10
of 95
pro vyhledávání: '"Hartwig H. Hochmair"'
Autor:
Ammar Mandourah, Hartwig H. Hochmair
Publikováno v:
Geo-spatial Information Science, Pp 1-16 (2024)
OpenAerialMap (OAM) is a crowdsourcing platform for uploading, hosting, sharing, displaying, searching, and downloading openly licensed Earth image data from around the world. OAM was launched with the primary goal to facilitate rapid disaster respon
Externí odkaz:
https://doaj.org/article/9abab42a8509440c9271d57814d0fd78
Publikováno v:
Geographies, Vol 3, Iss 4, Pp 709-713 (2023)
The motivation to organize this Special Issue originated from the observation of rapid changes taking place in the domain of geographical information science and systems over the past few decades [...]
Externí odkaz:
https://doaj.org/article/7334e8cb6ffa436fba0160e21f837846
Autor:
Innocensia Owuor, Hartwig H. Hochmair
Publikováno v:
Geographies, Vol 3, Iss 3, Pp 584-609 (2023)
Social media platforms are valuable data sources in the study of public reactions to events such as natural disasters and epidemics. This research assesses for selected countries around the globe the time lag between daily reports of COVID-19 cases a
Externí odkaz:
https://doaj.org/article/a9d1241254fc4e5cbcd2b1912cebc0ee
Publikováno v:
Forests, Vol 13, Iss 6, p 949 (2022)
This study mapped and analyzed urban tree canopy change between 2014 and 2019 within the Urban Development Boundary of Miami-Dade County, Florida. The goal was to identify local areas of tree canopy gain or loss over this 5-year period. The compariso
Externí odkaz:
https://doaj.org/article/cd564c025e89442ca55ba860e5c25508
Publikováno v:
Geo-spatial Information Science, Vol 21, Iss 3, Pp 195-212 (2018)
Natural disasters, such as wildfires, earthquakes, landslides, or floods, lead to an increase in topical information shared on social media and in increased mapping activities in volunteered geographic information (VGI) platforms. Using earthquakes i
Externí odkaz:
https://doaj.org/article/ed93bbece8b94d6b97f160d46ec69f80
Publikováno v:
Sensors, Vol 21, Iss 14, p 4722 (2021)
Modern lidar sensors are continuing to decrease in size, weight, and cost, but the demand for fast, abundant, and high-accuracy lidar observations is only increasing. The Livox Mid-40 lidar sensor was designed for use within sense-and-avoid navigatio
Externí odkaz:
https://doaj.org/article/ed126c0f27354d5dbf4c8ca2def2a83e
Autor:
Levente Juhász, Hartwig H. Hochmair
Publikováno v:
Geo-spatial Information Science, Vol 20, Iss 3, Pp 241-251 (2017)
In 2016, Niantic Labs released Pokémon Go, an augmented reality smartphone game that attracted millions of users worldwide. This game allows users to “catch” Pokémons through their mobile cameras in different geographic locations that often cor
Externí odkaz:
https://doaj.org/article/fffd40c992bc42dbaa7dd20275eaa866
Publikováno v:
Remote Sensing, Vol 13, Iss 4, p 830 (2021)
This study investigates the use of unmanned aerial systems (UAS) mapping for monitoring the efficacy of invasive aquatic vegetation (AV) management on a floating-leaved AV species, Nymphoides cristata (CFH). The study site consists of 48 treatment pl
Externí odkaz:
https://doaj.org/article/e53db0b7c3be4f5a9ff655fccc55f1a5
Autor:
Anna Kovacs-Györi, Alina Ristea, Clemens Havas, Michael Mehaffy, Hartwig H. Hochmair, Bernd Resch, Levente Juhasz, Arthur Lehner, Laxmi Ramasubramanian, Thomas Blaschke
Publikováno v:
ISPRS International Journal of Geo-Information, Vol 9, Iss 12, p 752 (2020)
Urban systems involve a multitude of closely intertwined components, which are more measurable than before due to new sensors, data collection, and spatio-temporal analysis methods. Turning these data into knowledge to facilitate planning efforts in
Externí odkaz:
https://doaj.org/article/eb99d449c529496d9271f2eb8b85656c
Autor:
Innocensia Owuor, Hartwig H. Hochmair
Publikováno v:
ISPRS International Journal of Geo-Information, Vol 9, Iss 9, p 526 (2020)
Social media apps provide analysts with a wide range of data to study behavioral aspects of our everyday lives and to answer societal questions. Although social media data analysis is booming, only a handful of prominent social media apps, such as Tw
Externí odkaz:
https://doaj.org/article/03f8b83aa4ec4e72ad27aa7976d4026a