Understanding Credibility Theory in Actuarial Science

Discover how credibility theory helps actuaries use historical data to estimate risks and set insurance premiums; learn how ...
IEEE

Position Estimation Method of a Permanent Magnet Synchronous Motor Based on Moving Horizon Estimation EKF Algorithm

Abstract: The extended Kalman filter (EKF) is widely applied in the permanent magnet synchronous motor (PMSM) position estimation method. However, the estimation accuracy will be degraded, when ...
IEEE

An Online ESR Estimation Method for Output Capacitor of DC–DC Boost Converter Without Current Sensor

Abstract: Aluminum electrolytic capacitors (AEC) as a high energy density, low-cost energy storage component, are widely used in power electronic converters to stabilize the output voltage. However, ...
SlashGear

New Method For Repairing B-2 Bombers Saves The US Air Force Millions

The Northrop B-2 Spirit is one of the United States Air Force's most well-known and fascinating aircraft. The heavy strategic bomber can fly to and drop ordnance on targets anywhere in the world, and ...
openaccessgovernment

Leveraging machine learning and robust small area estimation methods for stand-level forest inventory

This special report introduces small area estimation (SAE) as a modern approach for producing reliable, stand-level forest inventory information Small area estimation (SAE) is a set of statistical ...