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Wyszukujesz frazę "near-miss" wg kryterium: Temat


Wyświetlanie 1-3 z 3
Tytuł:
A framework of a ship domain-based near-miss detection method using Mamdani neuro-fuzzy classification
Autorzy:
Niksa-Rynkiewicz, T.
Szłapczyński, R.
Powiązania:
https://bibliotekanauki.pl/articles/260244.pdf
Data publikacji:
2018
Wydawca:
Politechnika Gdańska. Wydział Inżynierii Mechanicznej i Okrętownictwa
Tematy:
near-miss
collision risk
ship domain
fuzzy classification
Opis:
Safety analysis of navigation over a given area may cover application of various risk measures for ship collisions. One of them is percentage of the so called near- miss situations (potential collision situations). In this article a method of automatic detection of such situations based on the data from Automatic Identification System (AIS), is proposed. The method utilizes input parameters such as: collision risk measure based on ship’s domain concept, relative speed between ships as well as their course difference. For classification of ships encounters, there is used a neuro-fuzzy network which estimates a degree of collision hazard on the basis of a set of rules. The worked out method makes it possibile to apply an arbitrary ship’s domain as well as to learn the classifier on the basis of opinions of experts interpreting the data from the AIS.
Źródło:
Polish Maritime Research; 2018, S 1; 14-21
1233-2585
Pojawia się w:
Polish Maritime Research
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Near-miss reporting as seen from seafarers perspective
Autorzy:
Hasanspahić, N.
Frančić, V.
Vujičić, S.
Maglić, L.
Powiązania:
https://bibliotekanauki.pl/articles/2063987.pdf
Data publikacji:
2021
Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Tematy:
seafarer's perspectives
near-miss reporting
high-risk sector
maritime industry
seafarer's knowledge
near-miss management system
seafarer's perceptions
maritime accidents
Opis:
The maritime industry is a high-risk sector, and there is a large number of accidents its stakeholders need to reduce. Lessons learned from the near-miss analysis can prevent accidents and improve safety in the maritime sector. However, to be able to accomplish this task, near-miss events have to be identified and reported. Identification and reporting are dependent on seafarers. If they cannot identify or are unwilling to report a near miss, there will be no analysis, and valuable knowledge will be lost forever. Seafarers' knowledge, attitudes, and opinions on near-misses are important factors in determining the near-miss management system's effectiveness. The authors created a survey to gain insight into these factors. A total of 223 experienced seafarers participated in the survey. The results confirmed that near-misses are underreported and that seafarers do not report every observed near-miss because of reporting barriers. This paper reflects seafarers' perceptions of near-miss reporting and suggests measures to overcome reporting barriers.
Źródło:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation; 2021, 15, 3; 825--831
2083-6473
2083-6481
Pojawia się w:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Reconstruction of traffic situations from digital video-recording using method of volumetric kinetic mapping
Autorzy:
Kolla, Eduard
Ondruš, Ján
Vertal', Peter
Powiązania:
https://bibliotekanauki.pl/articles/263457.pdf
Data publikacji:
2019
Wydawca:
Sieć Badawcza Łukasiewicz. Przemysłowy Instytut Motoryzacji
Tematy:
traffic accidents
near-miss incidents
video analysis
accident reconstruction
PC-Crash
Opis:
In the past the traffic accident reconstruction was based in principle only on indirect methods that use accident marks and witness reports. These data were then used within backward reconstruction of event for determination of motion status of accident participants and expression of desirable quantities as are initial velocities, impact velocities, distances travelled or temporal conditions. These methods and their accuracy are dependent on the width of intervals of input quantities or on limited possibilities for motion synchronization between numerable participants of road traffic accidents. Existence of footage from CCTV cameras that captures traffic situations presents very valuable source of information about these accidents. The goal of the article is proposal of a volumetric kinetic mapping (VKM) method of accident reconstruction from CCTV footage. The method is based on synthesis of videoediting, videoanalysis and kinetic simulation using dedicated software for accident reconstruction. The method was furthermore validated for speed-time and distance-time variables by means of experimental test runs and by subsequent application of the method in the reconstruction of these tests using PC-Crash simulation software and two videoediting software packages. Results of the reconstructions of validation runs using VKM method were then verified by comparing them to the measured data from Corrsys Datron Microstar measuring system.
Źródło:
Archiwum Motoryzacji; 2019, 84, 2; 147-170
1234-754X
2084-476X
Pojawia się w:
Archiwum Motoryzacji
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-3 z 3

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