Effects of distance to Effects of distance to target, time of the target, time of the day, wetness of the day, wetness of the leaves, and sensor leaves, and sensor position on active position on active sensor readings sensor readings Fernando Solari, Paul Fernando Solari, Paul Hodgen, John Shanahan, Hodgen, John Shanahan, and Jim Schepers and Jim Schepers
41
Embed
Fernando Solari, Paul Hodgen, John Shanahan, and Jim Schepers
Effects of distance to target, time of the day, wetness of the leaves, and sensor position on active sensor readings. Fernando Solari, Paul Hodgen, John Shanahan, and Jim Schepers. Objectives. To determine how Sensors distance to the target Time of the day Wetness of the leaves - PowerPoint PPT Presentation
This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.
Transcript
Effects of distance to Effects of distance to target, time of the day, target, time of the day,
wetness of the leaves, and wetness of the leaves, and sensor position on active sensor position on active
sensor readingssensor readings
Fernando Solari, Paul Hodgen, Fernando Solari, Paul Hodgen, John Shanahan, and Jim John Shanahan, and Jim
SchepersSchepers
ObjectivesObjectives
To determine howTo determine how Sensors distance to the target Sensors distance to the target Time of the day Time of the day Wetness of the leaves Wetness of the leaves Shifts from on row positionShifts from on row position
On the row studyOn the row studyConclusionConclusion
The principal effect of to be off the The principal effect of to be off the row is underestimation. row is underestimation.
The effect is much more important at The effect is much more important at early stages. early stages.
wetness of the leavesrep1
0.6
0.65
0.7
0.75
0.8
0 20 40 60 80 100 120
distance (cm)
AN
DV
I andvi before
andvi watering
andvi after
How important is dew presence or sprinkle?
Wetness of the leavesWetness of the leavesWetness of the leaves-(Crop Circle)
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
before watering after
Treatment
AN
DV
I
aa a
ConclusionsConclusions
Distance:Distance: GreenSeeeker: 80-110cm cm to targetGreenSeeeker: 80-110cm cm to target Crop Circle: 40-100 cm to targetCrop Circle: 40-100 cm to target
Time of the dayTime of the day Time of the day can affect sensor readings Time of the day can affect sensor readings
(Growth?, Wind?, Power supply,?)(Growth?, Wind?, Power supply,?) PositionPosition
Important to be on row (If not, underestimation)Important to be on row (If not, underestimation) WateringWatering