Database: scholar
Question: Who wrote sensor fusion ?
SQL:
SELECT DISTINCT t1.authorname FROM paperkeyphrase AS t2 JOIN keyphrase AS t4 ON t2.keyphraseid  =  t4.keyphraseid JOIN writes AS t3 ON t3.paperid  =  t2.paperid JOIN author AS t1 ON t3.authorid  =  t1.authorid WHERE t4.keyphrasename LIKE "sensor fusion";