1 \chapter{Experiment
1: Original Movement Behaviour
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7 \includegraphics[width=
0.45\textwidth]{./images/IMAGE_00079.jpg
}
8 \caption{Roomba with netbook
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12 \includegraphics[width=
0.6\textwidth]{./images/IMAGE_00148.jpg
}
13 \caption{Measuring turn angles with laser pointer
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16 Description of experiment setup: netbook on Roomba, application
17 "`roomba
\_tests"' started which took care of the input values, user was asked
18 to measure \& input the data. there were Turn tests and straight drive tests,
19 different floor types: laminate and carpet floor.
21 drive tests: measuring was done with measuring tape. error perpendicular to
22 roomba's viewing direction was too small to be measured.
24 velocities =
20,
50,
70,
100,
150,
200,
300,
400 mm/s \\
25 distances =
20,
50,
100,
200,
500,
1000,
2000,
4000 mm
27 turn tests: measuring with polar coordinate system of about
1~m diameter, roomba
28 in the center, laser pointer points to measured value.
30 velocities =
20,
50,
70,
100,
150,
200,
300,
400 mm/s\\
31 turn angles =
5,
15,
30,
45,
90,
120,
180,
360,
530,
720 degree
36 \includegraphics[width=
\textwidth]{images/iz250flur_drive_data.pdf
}
41 \includegraphics[width=
\textwidth]{images/iz250flur_turn_data.pdf
}
46 \includegraphics[width=
\textwidth]{images/seminarraum_drive_data.pdf
}
51 \includegraphics[width=
\textwidth]{images/seminarraum_turn_data.pdf
}
55 Absolute error becomes greater with increasing velocity and input value, but
56 error is smaller on carpet floor.
57 \todo{statistical values, stddev?
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