TY - JOUR AU - Gómez Gil, Jaime AU - Ruiz González, Rubén AU - Alonso Garcia, Sergio AU - Gómez Gil, Francisco Javier PY - 2013 SN - 1424-8220 UR - http://hdl.handle.net/10259/4373 AB - Low-cost GPS receivers provide geodetic positioning information using the NMEA protocol, usually with eight digits for latitude and nine digits for longitude. When these geodetic coordinates are converted into Cartesian coordinates, the positions... LA - eng PB - MDPI KW - Kalman filter KW - agricultural vehicle KW - Global Positioning System (GPS) KW - vehicle guidance KW - sensor data fusion KW - autonomous navigation KW - Ingeniería mecánica KW - Mechanical engineering TI - A Kalman Filter Implementation for Precision Improvement in Low-Cost GPS Positioning of Tractors DO - 10.3390/s131115307 ER -