While GPS navigation has become the standard for most operations, complete reliance on
the GPS for a navigation solution can be dangerous in many applications. Spoofing of a …

A new digital video-based visual monitoring system, that assists marine mammal mitigation
by providing accurate, real-time sea surface distance estimation is described. Improvements …

When ships are under way and before leaving ports, their captains and officers (ship
navigators) accumulate all sorts of navigational information necessary for safe and efficient …

The process of ingress and egress of a United States Navy submarine is a human-intensive
process that takes numerous individuals to monitor locations and for hazards. Sailors pass …

This paper outlines the development of a robust, automated and real-time horizon detection
and tracking system for the purpose of distance estimation of the sea surface. The distance …

This thesis introduces the Remote High-definition Visual Monitoring (RHVM) system. This
system provides an affordable and sophisticated alternative to current methods of visual …

I am thankful to my supervisor, Ass. Prof. Shigehiro Yamamoto for accepting me as a
graduate student and his guidance through the study. As I observed Japanese people are …

Experiments to extract and track ships in the spatiotemporal images are performed aiming to
provide useful supporting information for ship maneuvering instead of human eyes in the …

Currently ship navigators must manually pick up necessary navigational informationn from a
vast number of charts and sailing directions. They desire essential information for safe and …

論文抄録 船舶の安全かつ効率的な航海に必要な航海情報には, 大別して動的なものと静的なもの
がある. 前者は自船の位置や速力, 他船との相対距離や他船の針路など衝突回避に不可欠なもの …