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Cited by 1,772

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High resolution maps from wide angle sonar

Moravec, H., Elfes, A.·2005·Proceedings. 1985 IEEE International Conference on Robotics and Automation

Abstract

We describe the use of multiple wide-angle sonar range measurements to map the surroundings of an autonomous mobile robot. A sonar range reading provides information concerning empty and occupied volumes in a cone (subtending 30 degrees in our case) in front of the sensor. The reading is modelled as probability profiles projected onto a rasterized map, where somewhere occupied and everywhere empty areas are represented. Range measurements from multiple points of view (taken from multiple sensors on the robot, and from the same sensors after robot moves) are systematically integrated in the map. Overlapping empty volumes re-inforce each other, and serve to condense the range of occupied volumes. The map definition improves as more readings are added. The final map shows regions probably occupied, probably unoccupied, and unknown areas. The method deals effectively with clutter, and can be used for motion planning and for extended landmark recognition. This system has been tested on the Neptune mobile robot at CMU.

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Crossref · 10.1109/robot.1985.1087316

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Metadata

Authors
Moravec, H., & Elfes, A.
Venue
Proceedings. 1985 IEEE International Conference on Robotics and Automation
Published
2005-03-23
Volume
2
Pages
116-121
ISSN
1050-4729 (ISSN-L)
OpenAlex
W2154418813
Cited by
1,772
References
7
FWCI
200.10
Type
conference paper
Language
en
Open access
closed

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CoChat. (2026). Citation check: High resolution maps from wide angle sonar. https://app.cochat.ai/papers/10.1109/robot.1985.1087316
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Moravec, H., & Elfes, A. (2005). High resolution maps from wide angle sonar. Proceedings. 1985 IEEE International Conference on Robotics and Automation. https://doi.org/10.1109/robot.1985.1087316

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