Zobrazeno 1 - 10
of 1 032
pro vyhledávání: '"Echo sounder"'
Publikováno v:
Geomatics, Natural Hazards & Risk, Vol 15, Iss 1 (2024)
Ponds are a unique agricultural irrigation method with a long history in the Taoyuan area. However, most of them lack accurate spatial information, such as water depth, water surface area, and effective water storage capacity. In this study, the wate
Externí odkaz:
https://doaj.org/article/d18df6c2d0de4189bcd897ba90ff9e29
Publikováno v:
Мелиорация и гидротехника, Vol 14, Iss 2, Pp 275-286 (2024)
Purpose: is to assess the actual water volumes in water objects (reservoirs, lakes, ponds) to identify the degree of maximum anthropogenic load, namely, the pollutant release. Materials and methods. Lake Svyatoe, located in Kosino-Ukhtomsky administr
Externí odkaz:
https://doaj.org/article/10d829e179a140ed8932f2b5172d2f8a
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 17, Pp 20209-20226 (2024)
Aiming to address the problem that autonomous underwater vehicle (AUV) with multibeam echo sounder system (MBES) for underwater topographic survey cannot autonomously obtain the sound velocity of the acoustic path to correct bathymetric data, this ar
Externí odkaz:
https://doaj.org/article/4c03ee108c7f4e3bae67a08b346e7bb3
Autor:
Nedim Tuno, Nedim Kulo, Dean Perić, Muamer Đidelija, Adis Hamzić, Jusuf Topoljak, Admir Mulahusić, Dušan Kogoj
Publikováno v:
Tehnički Glasnik, Vol 18, Iss si1, Pp 84-91 (2024)
Single-beam echo sounders have gained popularity for various applications due to their compact dimensions, ease of use, and cost-effectiveness. The question that often arises among the users is whether these devices can fulfill the necessary accuracy
Externí odkaz:
https://doaj.org/article/d45123db47a4428485179d9e2ba1cf1d
Autor:
Vranić Petko R., Đorđević Dejana M., Popović Jovan M., Pejić Marko M., Brajović Ljiljana B., Pjevčević Danijela B.
Publikováno v:
Tehnika, Vol 79, Iss 5, Pp 531-540 (2024)
European inland waterways are a key element of the European transport network and are mostly used for freight traffic. The hydrographic surveying is the basis for the maintenance of inland waterways and the establishment of safe navigation. A part of
Externí odkaz:
https://doaj.org/article/d25953ed70d247f4aeeec8ebf8fc4c60
Publikováno v:
Journal of Marine Science and Engineering, Vol 12, Iss 10, p 1762 (2024)
The Manila Amendment 2010 to the STCW International Convention has made clear requirements for seafarers to use the navigation simulation system for training. A shipborne echo sounder is an important navigation aid equipment necessary for a ship’s
Externí odkaz:
https://doaj.org/article/bfddda75f0d8456b9ae0ab83081b158f
Publikováno v:
Geo Data, Vol 5, Iss 4, Pp 364-370 (2023)
We obtained a detailed bathymetry dataset using multi-beam echo sounder around Neunggeol located at Southern part in Ulleungdo. The survey period was from September 1, 2019 and the bathymetry survey was carried out by RV Jangmok No2 of Korea Institut
Externí odkaz:
https://doaj.org/article/232c7d285a254a0686d1ecab273433fb
Publikováno v:
Journal of Marine Science and Engineering, Vol 12, Iss 7, p 1222 (2024)
Multibeam echo sounders (MBESs) enable extensive underwater environment exploration. However, due to weak correlation between adjacent multibeam sonar data and difficulties in inter-frame feature matching, the resulting underwater mapping accuracy fr
Externí odkaz:
https://doaj.org/article/ac7bd98e1434471ca36ccaf29b613f88
Publikováno v:
Journal of Marine Science and Engineering, Vol 12, Iss 6, p 913 (2024)
The study proposes two innovative algorithms in the field of multi-beam echo sounder (MBES) simulation: distance-aided sound ray marching (DASRM) and height-aided sound ray marching (HASRM). These algorithms aim to enhance the efficiency and accuracy
Externí odkaz:
https://doaj.org/article/ac7dad2c9d7546f5964ec69186330b77
Autor:
Won Hyuck Kim, Chang Hwan Kim, Jong Dae Do, Won Dae Baek, Jea Ho Choi, Soon Young Choi, Byung Gil Lee, Chan Hong Park, Feel Hoon Go
Publikováno v:
Geo Data, Vol 5, Iss 1, Pp 49-53 (2023)
We obtained a dataset through beach and submarine topography surveys around Hujeoung coast in Uljin. We conducted the beach and submarine topography surveys using small vessels from July 8 to July 11, 2016. The surveying instruments used for the surv
Externí odkaz:
https://doaj.org/article/ec03c6fe72104c51b9aba05dd8a90307