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An analysis of two grown men groaning and moaning
Computer Applications in Sport
Prepared by Ian Lahay, Cam Wulff, Alex Sessa & Dave Carson
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Hypothesis Performance Analysis
Data Collection Assessment Future Technology Sport Impact Competitors Errors/Accuracy Summary
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The more one jumps, the less height he orshe will be able to achieve during a one
minute counter movement jump squat
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Using a forth generation IPod, we filmed Ianand Alex from a sagittal perspective
Each had to complete a one minute countermovement jump squat
Video was analyzed using the applicationKinovea, data was recorded in MicrosoftExcel
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R = 0.8937
0
0.05
0.1
0.15
0.2
0.25
0.3
0.35
0.4
0.45
0.5
0 10 20 30 40 50 60
Height(m)
Number of Jumps
Alex Jump Height vs Jump Number
Jump Height
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R = 0.8369
0.15
0.20
0.25
0.30
0.35
0.40
0 5 10 15 20 25 30 35 40 45 50
JumpHeight(m)
Jump Number
Ian's Jump Height vs Jump Number
Jump Height Linear (Jump Height)
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Alex R2 .89 Ian R2 .84
Correlation Coefficient is strong (lineardependence)
A R2 of 1 would should a precise linearrelationship between jump height and jumpnumber
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0.15
0.20
0.25
0.30
0.35
0.40
0 5 10 15 20 25 30 35 40 45 50
JumpHeight(m)
Jump Number
Ian's Jump Height vs Jump Number
5 per. Mov. Avg. (Jump Height)
A moving average trendlinesmoothes data fluctuations toshow a trending pattern.
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Joint Angle
- Average (92.36)
-Standard Deviation (5.89)
-Minimum (78) -Maximum (108)
60
80
100
1 4 7 10 13 16 19 22 25 28 31 34 37 40 43 46 49
Angle
(Degrees)
Jump Number
Series1
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Flight Time
- Average (0.47s)
-Standard Deviation (0.07)
-Minimum (0.33s)
-Maximum (0.60s)
0.30
0.35
0.40
0.45
0.50
0.55
0.60
0.65
1 3 5 7 9 11 1 3 15 1 7 19 21 23 25 27 29 31 3 3 35 3 7 39 41 43 45 47 49
Seconds
Jump Number
Flight Time
Series1
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Jump Height
-Average (0.27m)
-Standard Deviation (0.08)
-Minimum (0.13m)
-Maximum (0.44m)
0.10
0.15
0.20
0.25
0.30
0.35
0.40
0.45
1 4 7 10 13 16 19 22 25 28 31 34 37 40 43 46 49
Jump
Height (m)
Jump Number
Jump Height
Series1
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Joint Angle
-Average (74.3)
-Standard Deviation (8.9)
-Minimum (55)
-Maximum (93)
50
60
70
80
90
100
1 4 7 10 13 16 19 22 25 28 31 34 37 40 43 46
Angle
(Degrees)
Jump Number
Jump Angle
Series1
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Flight Time
-Average (0.46s)
-Standard Deviation (0.05)
-Minimum (0.40s)
-Maximum (0.54s)
0.3
0.35
0.4
0.45
0.5
0.55
0.6
1 5 9 13 17 21 25 29 33 37 41 45
Second
Jump Number
Flight Time
Series1
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Jump Height
-Average (0.27m)
-Standard Deviation (0.05)
-Minimum (0.20m)
-Maximum (0.36m)
0.15
0.20
0.25
0.30
0.35
0.40
1 7 13 19 25 31 37 43
Height
(m)
Jump Number
Jump Height
Series1
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Jump Mats
Analog Vertical Jump Meter
Sticky Finger Test
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Global
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Futuristic Testing Protocols
Touch Sensor pad with visual logistics astraining tool to improve testing, training andperformance of CMJS.
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A look at Video Analysis Software, itslimitations and where it can be improved.
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Slow motion Magnification
Time representations Key images & Drawings Observational References Tracking Measuring
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Sport specific interface system Auto analysis at the push of a button
Rotate video tool
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Measuring angles in Kinovea
Finding exact times (human error)
Higher resolution camera
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Dark clothes and ball sensors
Better camera on a tripod
Two people measure results, take the average
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Based on our data, our hypothesis isconfirmed
The more one jumps, the less height he orshe will be able to achieve during a oneminute counter movement jump squat