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    發布日期: 2021-05-13
  • 語言: 其他
  • 標簽: imu??導航??

資源簡介

實現IMU導航系統,根據采集的數據,先經過滑窗濾波之后,對數據處理,在進行實時導航跟蹤位置信息

資源截圖

代碼片段和文件信息

function?q?=?dcm2quatern(R)
%Function?to?extract?a?quaternion?from?a?DCM?of?size?(33n).??
%Method?from?Bar-Itzhack?2000
????numR?=?size(R3);
????q?=?zeros(numR?4);
????K?=?zeros(44);
????for?i?=?1:numR
????????K(11)?=?(1/3)?*?(R(11i)?-?R(22i)?-?R(33i));
????????K(12)?=?(1/3)?*?(R(21i)?+?R(12i));
????????K(13)?=?(1/3)?*?(R(31i)?+?R(13i));
????????K(14)?=?(1/3)?*?(R(23i)?-?R(32i));
????????K(21)?=?(1/3)?*?(R(21i)?+?R(12i));
????????K(22)?=?(1/3)?*?(R(22i)?-?R(11i)?-?R(33i));
????????K(23)?=?(1/3)?*?(R(32i)?+?R(23i));
????????K(24)?=?(1/3)?*?(R(31i)?-?R(13i));
????????K(31)?=?(1/3)?*?(R(31i)?+?R(13i));
????????K(32)?=?(1/3)?*?(R(32i)?+?R(23i));
????????K(33)?=?(1/3)?*?(R(33i)?-?R(11i)?-?R(22i));
????????K(34)?=?(1/3)?*?(R(12i)?-?R(21i));
????????K(41)?=?(1/3)?*?(R(23i)?-?R(32i));
????????K(42)?=?(1/3)?*?(R(31i)?-?R(13i));
????????K(43)?=?(1/3)?*?(R(12i)?-?R(21i));
????????K(44)?=?(1/3)?*?(R(11i)?+?R(22i)?+?R(33i));
????????[V~]?=?eig(K);
????????q(i:)?=?V(:4)‘;
????????q(i:)?=?[q(i4)?q(i1)?q(i2)?q(i3)]?./?norm(q(i:));
????????
????????%Check?for?continuity
????????if?numR>1?&&?i>1
????????????dq?=?sum(abs(q(i:)?-?q(i-1:)));
????????????dqp?=?sum(abs(-q(i:)?-?q(i-1:)));
????????????
????????????if?dq?>?dqp
????????????????q(i:)?=?-q(i:);
????????????end
????????end
????end
end

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2016-09-03?17:11??IMU-orientation-master\
?????文件???????35141??2016-09-03?17:11??IMU-orientation-master\LICENSE
?????文件????????1280??2016-09-03?17:11??IMU-orientation-master\README.md
?????文件????????1401??2016-09-03?17:11??IMU-orientation-master\dcm2quatern.m
?????文件?????????514??2016-09-03?17:11??IMU-orientation-master\dcmRot.m
?????文件??????368522??2016-09-03?17:11??IMU-orientation-master\example_data.mat
?????文件??????200385??2016-09-03?17:11??IMU-orientation-master\example_data_v2.mat
?????文件????????2317??2016-09-03?17:11??IMU-orientation-master\get_orientation.m
?????文件????????3756??2016-09-03?17:11??IMU-orientation-master\get_orientation_compfilter.m
?????文件????????3693??2016-09-03?17:11??IMU-orientation-master\get_orientation_compfilter_quaternion.m
?????文件????????3690??2016-09-03?17:11??IMU-orientation-master\get_orientation_optim.m
?????文件????????3726??2016-09-03?17:11??IMU-orientation-master\get_orientation_optim_quaternion.m
?????文件????????2148??2016-09-03?17:11??IMU-orientation-master\get_orientation_quaternion.m
?????文件????????2991??2016-09-03?17:11??IMU-orientation-master\main_example.m
?????文件?????????216??2016-09-03?17:11??IMU-orientation-master\quaternConj.m
?????文件?????????495??2016-09-03?17:11??IMU-orientation-master\quaternProd.m
?????文件?????????545??2016-09-03?17:11??IMU-orientation-master\quaternRot.m
?????文件?????????124??2016-09-03?17:11??IMU-orientation-master\skew.m

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