From 6e7f89e30e1b3f7ba6c094e25d4fcb14227a6867 Mon Sep 17 00:00:00 2001 From: Jet Hughes Date: Thu, 6 Apr 2023 10:27:01 +1200 Subject: [PATCH] vault backup: 2023-04-06 10:27:01 --- content/notes/12-advanced-sensing-vision-sensors.md | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/content/notes/12-advanced-sensing-vision-sensors.md b/content/notes/12-advanced-sensing-vision-sensors.md index f94776dfd..a9355462e 100644 --- a/content/notes/12-advanced-sensing-vision-sensors.md +++ b/content/notes/12-advanced-sensing-vision-sensors.md @@ -18,6 +18,8 @@ Sensor Fusion - Fusion with vision sensors > [!INFO] can you camera help you know where you are without GPS. > could build snensor fusion system using GPS and the camera to improve accuracy. can use 3d maps to compare you camera view with generate views of 3d maps +> [!INFO] combine compasss reading with magnetometer, to stabilise magnetometer + Vision-based Localisation and Tracking - Reprise from our earlier lecture on localisation and tracking using hardware sensors: - GPS: not working indoors, not very accurate, but (nearly) everywhere available @@ -39,4 +41,10 @@ Computer Vision - Human body including face, fingers, hands and feet, or the whole body - Activities such as typing, standing up, walking, entering a doorway or shaking hands -• Reprise: • Degrees of Freedom (DoF): Number of parameters of the system that may vary independently. • E.g. a Compass has 1DoF, Accelerometers 3DoF, • 6DoF: posX, posY, posZ, rotX, rotY, rotZ • Localisation: Computing ones pose assuming no prior knowledge (usually in 6DoF, and often not in real-time) • Tracking: Computing ones pose using prior knowledge (usually in 6DoF, and often not in real-time) V \ No newline at end of file +Vision-based Localisation and Tracking +- Reprise: + - Degrees of Freedom (DoF): Number of parameters of the system that may vary independently. + - E.g. a Compass has 1DoF, Accelerometers 3DoF, + - 6DoF: posX, posY, posZ, rotX, rotY, rotZ +- Localisation: Computing ones pose assuming no prior knowledge (usually in 6DoF, and often not in real-time) +- Tracking: Computing ones pose using prior knowledge (usually in 6DoF, and often not in real-time) \ No newline at end of file