Alberto Elfes
Carnegie Mellon University, Centro de Tecnologia da Informação Renato Archer, Commonwealth Scientific and Industrial Research Organisation, California Institute of Technology, IBM Research - Thomas J. Watson Research Center, Institute of Automation, Jet Propulsion Laboratory, Forschungsinstitut für Anwendungsorientierte Wissensverarbeitung, Data61, Center for Information Technology, Institute for Research Information and Quality Assurance
Papers
72
Total Citations
7,597
H-Index
23
About
Alberto Elfes is a pioneering roboticist whose foundational contributions to autonomous mobile robot perception and navigation have shaped modern robotics. Best known for developing the **occupancy grid** framework, Elfes introduced a probabilistic, tessellated representation of spatial information that enables robots to model their environments under uncertainty — a concept now ubiquitous in robotic mapping and autonomous systems. His landmark 1989 paper, "Using Occupancy Grids for Mobile Robot Perception and Navigation," has amassed over 2,100 citations, while his complementary work on sonar-based mapping and navigation from the late 1980s collectively accounts for thousands more citations, reflecting the enduring influence of these ideas. Elfes demonstrated the practical power of occupancy grids by integrating sonar and stereo sensor data, enabling real-time world modeling in unstructured environments. His research later expanded to aerial robotics, most notably through Project AURORA, which pioneered autonomous robotic airships for environmental monitoring and even planetary exploration. His 2003 paper on airships for atmospheric planetary bodies further showcases his visionary reach. With a career spanning ground robots, sensor fusion, LiDAR-based navigation, and planetary robotics, Elfes remains a defining figure in probabilistic robotics and autonomous systems research.
Research Focus
Key Achievements
Top Papers
- 1Using occupancy grids for mobile robot perception and navigation2,173 citations · 1989
- 2High resolution maps from wide angle sonar1,762 citations · 2005
- 3Sonar-based real-world mapping and navigation1,395 citations · 1987
- 4Occupancy grids: a probabilistic framework for robot perception and navigation386 citations · 1989
- 5Occupancy Grids: A Stochastic Spatial Representation for Active Robot Perception221 citations · 2013
- 6Integration of sonar and stereo range data using a grid-based representation175 citations · 2003
- 7A sonar-based mapping and navigation system149 citations · 1986
- 8A semi-autonomous robotic airship for environmental monitoring missions143 citations · 2002
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