3D trajectory (interactive)

  • Color scale = flying speed (more red means bat was flying faster)

  • Position can be rotated (click, hold and move around!)

Butterworth filter on speed

butterworth filter

Speed

  • blue area: descent phase

  • Color indicates height (Z axis):

  • Last 0.25 s:

Trajectories

  • Distance in x axis vs Z (vertical plan)

  • last 1/2 second

  • Distance in x axis vs Z (vertical plan)

  • last second

  • X (plane perperdicular to entry) vs Z (vertical plan)

  • last 1/2 second

  • X (plane perperdicular to entry) vs Z (vertical plan)

  • last second

Linear discriminant function analysis and randomization test

## [1] "variables"
##  [1] "leave.type"         "dist.last.infl"     "height.last.infl"  
##  [4] "accel.last.infl"    "bw.accel.last.infl" "height.strt.dscnt" 
##  [7] "speed.dscnt"        "accel.dscnt"        "bw.accel.dscnt"    
## [10] "num.infl.dscnt"
## [1] "DFA error"
## [1] 0.1578947

## [1] "p-value"
## [1] 1e-04
## [1] "Mean value per leave type"
##   dist.last.infl height.last.infl accel.last.infl bw.accel.last.infl
## 1    -0.12082781      -0.09023787      0.03869745         0.16701173
## 2     0.07048289       0.05263876     -0.02257351        -0.09742351
##   height.strt.dscnt speed.dscnt accel.dscnt bw.accel.dscnt num.infl.dscnt
## 1        -0.3089408   0.4438987  -0.3465354     -0.3362426      0.7006419
## 2         0.1802155  -0.2589409   0.2021457      0.1961415     -0.4087078