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Inference Engine in an Intelligent Ship Course-Keeping System

Piotr Borkowski
2017 Computational Intelligence and Neuroscience  
The article presents an original design of an expert system, whose function is to automatically stabilize ship's course.  ...  The focus is put on the inference engine, a mechanism that consists of two functional components.  ...  Acknowledgments This research outcome has been achieved under a grant financed from a subsidy of the Ministry of Science and Higher Education in Poland for statutory activities (no. 1/S/ITM/16).  ... 
doi:10.1155/2017/2561383 pmid:29317859 pmcid:PMC5727841 fatcat:bclxcqom4nepxacexf42bngnzq

Study on fuzzy-extension control system for marine steering

Wang Minghui, Yu Yongquan, Yang Yimin, Wang Fei
2008 2008 IEEE Conference on Cybernetics and Intelligent Systems  
Automatic marine steering is an integral part of intelligent vehicle control system. It includes course keeping and course changing.  ...  Its main purpose is to ensure that ships sail in the given direction automatically in spite of changes in sea conditions, wind and other disturbances.  ...  SIMULATION RESULT An autopilot must fulfil two objectives: course-keeping and course-changing.  ... 
doi:10.1109/iccis.2008.4670934 fatcat:euuuujg7jjfldayw55an54fzca

FUZZY DECISION ON OPTIMAL COLLISION AVOIDANCE MEASURES FOR SHIPS IN VESSEL TRAFFIC SERVICE

Chien-Min Su, Ki-Yin Chang, Chih-Yung Cheng
2012 Journal of Marine Science and Technology  
Through vessel traffic service (VTS) collision alert system, an analysis can be made for the probability of a ship collision and an early warning can be issued.  ...  The system also integrates VTS/automatic identification system (AIS)/marine geographic information system (MGIS) by using MGIS as an AIS imaging system to facilitate the optimal decision for ship collision  ...  Zhuo & Tang [20] used an artificial neural network to train fuzzy inference system parameters and proposed an intelligent decision-making support system based on fuzzy logic, which investigates anti-collision  ... 
doi:10.51400/2709-6998.2420 fatcat:w6p75khkdbff7oqdorms57a5iu

DESIGN OPTIMAL CONTROL OF SHIP MANEUVER PATTERNS FOR COLLISION AVOIDANCE: A REVIEW

Chia-Hung Shih, Po-Hsuan Huang, Saburo Yamamura, Chen-Yuan Chen
2012 Journal of Marine Science and Technology  
Convenient navigation systems for ship maneuvering should allow quick avoidance of obstacle to find the shortest distance in the whole seaway is important.  ...  In this review study we look at how to construct the optimal turning maneuver within a limited sea area.  ...  Inland Ship Maneuvers First we discuss ocean-going ship-steering autopilots designed to implement course-keeping maneuvers in the open sea and course-changing maneuvers along the coast.  ... 
doi:10.51400/2709-6998.1829 fatcat:pzymya7e55hw3be2kotq6gt6pm

Review of Ship Behavior Characteristics in Mixed Waterborne Traffic

Yingjie Tang, Junmin Mou, Linying Chen, Yang Zhou
2022 Journal of Marine Science and Engineering  
Through the continuous development of intellectualization, considering the lifecycle of ships, the future of a waterborne traffic system is bound to be a mixed scenario where intelligent ships of different  ...  With respect to intelligent decision-making, currently, unmanned ships mostly use intelligent algorithms to make decisions and tend to achieve both safe and efficient collision avoidance goals in a high-complexity  ...  The inner relationship among subsystems of an intelligent ship system is shown in Figure 1 .  ... 
doi:10.3390/jmse10020139 fatcat:s6k2ec3wjvgjfafpq7s2axs5ka

The Design of Fuzzy Collision-Avoidance Expert System Implemented by H∞ - Autopilot

Cheng-Neng Hwang, Joe-Ming Yang, Chung-Yen Chiang
2001 Journal of Marine Science and Technology  
at sea in performing course keeping, course-changing and route-tracking more robustly.  ...  To include these experts' experiences to resolve the problems of collision, we design a fuzzy collision-avoidance expert system that includes a knowledge base to store facts and rules, an inference engine  ...  This research article is available in Journal of Marine Science and Technology: https://jmstt.ntou.edu.tw/journal/vol9/ iss1/4 ACKNOWLEDGEMENT The National Science Council, R.O.C., under Grant NSC 85  ... 
doi:10.51400/2709-6998.2432 fatcat:wc6bqtlstrahpkleaf3dy5h7sa

The Integrated Design of Fuzzy Collision-Avoidance and H[infty infinity]-Autopilots on Ships

Cheng-Neng Hwang
2002 Journal of navigation  
performing course keeping, course-changing and route-tracking more robustly.  ...  Either a quartermaster or an autopilot system can then implement the avoidance action proposed in the research.  ...  In Figure 1 , ship A is the burden ship and ship B is the privileged one. If both ships keep their current course and speed, ship B will pass the CPA with a relative speed V BA .  ... 
doi:10.1017/s0373463301001631 fatcat:vg3ezf524reclgyrwvcxofsmie

Ontological Ship Behavior Modeling Based on COLREGs for Knowledge Reasoning

Shubin Zhong, Yuanqiao Wen, Yamin Huang, Xiaodong Cheng, Liang Huang
2022 Journal of Marine Science and Engineering  
Formal expression of ship behavior is the basis for developing autonomous navigation systems, which supports the scene recognition, the intention inference, and the rule-compliant actions of the systems  ...  This paper proposed an ontological ship behavior model based on the COLREGs using knowledge graph techniques, which aims at helping the machine interpret the COLREGs rules.  ...  In brief, to improve the intelligence level of VTS and ships, the study of ship behavior has become an essential topic.  ... 
doi:10.3390/jmse10020203 fatcat:wnp742fghnbnxdwcg46vdc7ja4

A Survey on Ship Collision Risk Evaluation

Qingyang Xu, Ning Wang
2014 Promet (Zagreb)  
The decision support system of Collision avoidance is an advantageous facility to make up for this.  ...  Collision risk evaluation is one of the most important problems in collision avoidance decision supporting system.  ...  Smierzchalski [36] presented an intelligent control system of ship motion in the situation of threat with collision. The goal of the system is to support the navigator in decision-making.  ... 
doi:10.7307/ptt.v26i6.1386 fatcat:46f7uzslrrefvmp5nwokgl7bky

Research on a Support System for Automatic Ship Navigation in Fairway

Van Nguyen
2019 Future Internet  
The existing track-keeping systems, which are applied when the ship navigates in the open sea with a constant ship speed, cannot be used to navigate the ship in the fairway.  ...  In previous investigations, controllers for the track-keeping of ships were designed with the assumption of constant ship speed.  ...  Therefore, in order to adapt to automatic ship berthing systems and track-keeping systems on the open ocean, an automatic ship navigation system in the fairway environment is necessary.  ... 
doi:10.3390/fi11020038 fatcat:ymqlmjvrwbeo7hp566xogjeafm

A Novel Work on Problems Faced by Freight Forwarders with Reference to Yashimarine Logistics

2019 International journal of recent technology and engineering  
Cold chains are typical in the sustenance and pharmaceutical endeavors and besides in some engineered shipments.  ...  One fundamental temperature go for an infection chain in pharmaceutical organizations is 2 to 8 °C. be that as it may, the specific temperature (and time at temperature) versatilities depend upon the genuine  ...  ANOVA Transport systems influence the safety of vaccines in pharmaceutical distributors Calculated value = 178.130 Tabulated value = 2.47 Published By: Blue Eyes Intelligence Engineering & Sciences  ... 
doi:10.35940/ijrte.b1375.0882s819 fatcat:hshk3usynvgj3jrwo6lm3nftsq

University and Educational Intelligence

1925 Nature  
organisation and finance, business law, patent law, accounting and cost keeping, banking, and salesman- ship.  ...  Courses in highway and automobile engineering have been added to the curricula in many institutions.  ... 
doi:10.1038/116450a0 fatcat:skcdgmmu6zhe3luat3gq7pkmea

An interactive environment for teaching a watch crew to act properly in case of wind and wave perturbation

Ruslan Bazhenov, Nelly Sedova, Viktor Sedov, Dmitry Luchaninov, Vladimir Glagolev
2019 Vibroengineering PROCEDIA  
The ship crew is possible to be taught in order to know how to act effectively in alarm or challenging situations in such an environment.  ...  An interactive environment is supposed to be one of the most important technologies for developing teaching systems for a deck crew.  ...  The intelligent subsystem contains a modified version of the intelligent ship collision avoidance system [11] .  ... 
doi:10.21595/vp.2019.20653 fatcat:3copec3uxvdgbjem244kkca3oe

A Survey of Technologies for Unmanned Merchant Ships

Jia Wang, Yang Xiao, Tieshan Li, C. L. Philip Chen
2020 IEEE Access  
Generally, a big ship at sea is installed with an automatic course-keeping control system, called autopilot.  ...  In order to reduce the work-related stress of the helmsman, it can correct the yaw in time and keep the ship on the course for a long time.  ... 
doi:10.1109/access.2020.3044040 fatcat:oewv5s3zajcepmc52ugsoshvm4

Designing and Implementation of an Intelligent Energy Management System for Electric Ship power system based on Adaptive Neuro-Fuzzy Inference System (ANFIS)

Mohab Gaber, Sayed El-Banna, Mahmoud El-Dabah, ostafa Hamad
2021 Advances in Science, Technology and Engineering Systems  
Artificial Intelligence (AI) is a promising trend in ship energy management systems (EMS).  ...  The motivations of this work are designing and implementation of an intelligent energy management system for ship's electric power system based on an adaptive Neuro-Fuzzy Inference System (ANFIS) and the  ...  (IPS), which can be considered equivalent to an islanded power grid, and predicting the parameters like course keeping autopilot in ship sailing and weather forecasting [31] , [32] .  ... 
doi:10.25046/aj060223 fatcat:vx5ykwl5nvccboo5q4b4j53vny
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