Figure1
![Towards environment perception for walking-aid robots: an improved staircase shape feature extraction method](https://image.oaes.cc/339d95c2-70e7-49a4-819a-5a9e9c666891/ir4011-1.jpg)
Figure 1. An overview of the proposed staircase shape feature extraction method. 3D: Three-dimensional; IMU: inertial measurement unit.
Figure 1. An overview of the proposed staircase shape feature extraction method. 3D: Three-dimensional; IMU: inertial measurement unit.
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