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2. Obstacle avoidance - Wikipedia

   en.wikipedia.org/wiki/Obstacle_avoidance

   Obstacle avoidance, in robotics, is a critical aspect of autonomous navigation and control systems. It is the capability of a robot or an autonomous system/machine to detect and circumvent obstacles in its path to reach a predefined destination. This technology plays a pivotal role in various fields, including industrial automation, self ...

3. Automatic radar plotting aid - Wikipedia

   en.wikipedia.org/wiki/Automatic_radar_plotting_aid

   A typical shipboard ARPA/radar system. A marine radar with automatic radar plotting aid (ARPA) capability can create tracks using radar contacts. [1] The system can calculate the tracked object's course, speed and closest point of approach [2] (CPA), thereby knowing if there is a danger of collision with the other ship or landmass.

4. Altitude sickness - Wikipedia

   en.wikipedia.org/wiki/Altitude_sickness

   Altitude sickness, the mildest form being acute mountain sickness (AMS), is a harmful effect of high altitude, caused by rapid exposure to low amounts of oxygen at high elevation.

5. International Regulations for Preventing Collisions at Sea

   en.wikipedia.org/wiki/International_Regulations...

   The International Regulations for Preventing Collisions at Sea 1972, also known as Collision Regulations (COLREGs), are published by the International Maritime Organization (IMO) and set out, among other things, the "rules of the road" or navigation rules to be followed by ships and other vessels at sea to prevent collisions between two or more vessels.

6. Collision avoidance (networking) - Wikipedia

   en.wikipedia.org/wiki/Collision_avoidance...

   In computer networking and telecommunication, collision-avoidance methods try to avoid resource contention by attempting to avoid simultaneous attempts to access the same resource. Collision-avoidance methods include prior scheduling of timeslots , carrier-detection schemes, randomized access times, and exponential backoff after collision ...

7. Court blocks key part of California law on children's online ...

   www.aol.com/news/injunction-against-california...

   (Reuters) -A U.S. appeals court on Friday left intact a key part of an injunction blocking a California law meant to shield children from online content that could harm them mentally or physically.