... iron and nickel) and mumetal (iron, nickel, Where am I? Sensors and Methods for Mobile Robot Positioning byJ. Borenstein , H. R. Everett , and L. Feng123Contributing authors: S. W. Lee and ... code Part I Sensors for Mobile Robot Positioning axisnconclWaveguideNA ' sin2c' n2co&n2cl21Numerical apertureWaveguideaxis40 Part I Sensors for Mobile Robot Positioning Figure ... Localization 2079.2 Landmark-Based Positioning 2099.2.1 Two-Dimensional Positioning Using a Single Camera 2099.2.2 Two-Dimensional Positioning Using Stereo Cameras 2119.3 Camera-Calibration Approaches...