Edge Impulse Experts / Smart Table Tennis Bat – Real‑Time Stroke Classification Public
Target: Arduino Nano 33 BLE Sense (Cortex-M4F 64MHz) Clone this project

Test data

Set thresholds
Model variants
Test 'Unoptimized (float32)' model Test 'Quantized (int8)' model
Set the 'expected outcome' for each sample to the desired outcome to automatically score the impulse.

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Sample name Expected outcome Length Accuracy Result
FHsmash.30025 FHsmash 500ms 100% 1 FHsmash
Show classification Show in data acquisition Show in feature explorer
BHdrive.20014 BHdrive 500ms 100% 1 BHdrive
Show classification Show in data acquisition Show in feature explorer
FHsmash.10040 FHsmash 500ms 100% 1 FHsmash
Show classification Show in data acquisition Show in feature explorer
FHsmash.30018 FHsmash 500ms 100% 1 FHsmash
Show classification Show in data acquisition Show in feature explorer
BHsmash.0008 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
FHsmash.20021 FHsmash 500ms 100% 1 FHsmash
Show classification Show in data acquisition Show in feature explorer
FHloop.20006 FHloop 500ms 100% 1 FHloop
Show classification Show in data acquisition Show in feature explorer
FHloop.30001 FHloop 500ms 100% 1 FHloop
Show classification Show in data acquisition Show in feature explorer
BHdrive.30006 BHdrive 500ms 100% 1 BHdrive
Show classification Show in data acquisition Show in feature explorer
FHloop.20012 FHloop 500ms 100% 1 FHloop
Show classification Show in data acquisition Show in feature explorer
FHsmash.20037 FHsmash 500ms 100% 1 FHsmash
Show classification Show in data acquisition Show in feature explorer
FHloop.30014 FHloop 500ms 0% 1 uncertain
Show classification Show in data acquisition Show in feature explorer
BHsmash.0033 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
zzz.0026 zzz 500ms 100% 1 zzz
Show classification Show in data acquisition Show in feature explorer
FHloop.20011 FHloop 500ms 0% 1 uncertain
Show classification Show in data acquisition Show in feature explorer
FHsmash.20026 FHsmash 500ms 100% 1 FHsmash
Show classification Show in data acquisition Show in feature explorer
BHsmash.0032 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
BHdrive.20013 BHdrive 500ms 100% 1 BHdrive
Show classification Show in data acquisition Show in feature explorer
BHdrive.30002 BHdrive 500ms 0% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
zzz.0037 zzz 500ms 100% 1 zzz
Show classification Show in data acquisition Show in feature explorer
BHdrive.20004 BHdrive 500ms 100% 1 BHdrive
Show classification Show in data acquisition Show in feature explorer
FHloop.30007 FHloop 500ms 0% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
FHsmash.30008 FHsmash 500ms 100% 1 FHsmash
Show classification Show in data acquisition Show in feature explorer
BHsmash.0018 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
BHdrive.30001 BHdrive 500ms 100% 1 BHdrive
Show classification Show in data acquisition Show in feature explorer
BHdrive.30029 BHdrive 500ms 100% 1 BHdrive
Show classification Show in data acquisition Show in feature explorer
FHloop.30012 FHloop 500ms 100% 1 FHloop
Show classification Show in data acquisition Show in feature explorer
FHloop.20003 FHloop 500ms 100% 1 FHloop
Show classification Show in data acquisition Show in feature explorer
zzz.0047 zzz 500ms 100% 1 zzz
Show classification Show in data acquisition Show in feature explorer
FHsmash.10023 FHsmash 500ms 100% 1 FHsmash
Show classification Show in data acquisition Show in feature explorer
BHdrive.40026 BHdrive 500ms 100% 1 BHdrive
Show classification Show in data acquisition Show in feature explorer
FHloop.10038 FHloop 500ms 0% 1 uncertain
Show classification Show in data acquisition Show in feature explorer
BHsmash.20003 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
FHdrive.20037 FHdrive 500ms 100% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
FHsmash.20042 FHsmash 500ms 100% 1 FHsmash
Show classification Show in data acquisition Show in feature explorer
FHsmash.10036 FHsmash 500ms 100% 1 FHsmash
Show classification Show in data acquisition Show in feature explorer
zzz.0078 zzz 500ms 100% 1 zzz
Show classification Show in data acquisition Show in feature explorer
zzz.0093 zzz 500ms 100% 1 zzz
Show classification Show in data acquisition Show in feature explorer
BHsmash.30004 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
FHdrive.20035 FHdrive 500ms 100% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
BHdrive.40025 BHdrive 500ms 100% 1 BHdrive
Show classification Show in data acquisition Show in feature explorer
FHdrive.30030 FHdrive 500ms 0% 1 FHloop
Show classification Show in data acquisition Show in feature explorer
FHloop.10012 FHloop 500ms 0% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
BHsmash.20028 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
FHdrive.20008 FHdrive 500ms 0% 1 uncertain
Show classification Show in data acquisition Show in feature explorer
FHsmash.20041 FHsmash 500ms 100% 1 FHsmash
Show classification Show in data acquisition Show in feature explorer
zzz.0051 zzz 500ms 100% 1 zzz
Show classification Show in data acquisition Show in feature explorer
zzz.0086 zzz 500ms 100% 1 zzz
Show classification Show in data acquisition Show in feature explorer
FHdrive.0008 FHdrive 500ms 100% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
FHsmash.10021 FHsmash 500ms 100% 1 FHsmash
Show classification Show in data acquisition Show in feature explorer
BHsmash.30015 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
BHdrive.40020 BHdrive 500ms 100% 1 BHdrive
Show classification Show in data acquisition Show in feature explorer
FHdrive.20018 FHdrive 500ms 100% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
FHdrive.30021 FHdrive 500ms 100% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
BHdrive.40021 BHdrive 500ms 100% 1 BHdrive
Show classification Show in data acquisition Show in feature explorer
BHsmash.20005 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
BHsmash.20011 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
BHsmash.20039 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
BHsmash.30028 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
zzz.0040 zzz 500ms 100% 1 zzz
Show classification Show in data acquisition Show in feature explorer
zzz.0042 zzz 500ms 100% 1 zzz
Show classification Show in data acquisition Show in feature explorer
zzz.0097 zzz 500ms 100% 1 zzz
Show classification Show in data acquisition Show in feature explorer
FHsmash.20046 FHsmash 500ms 100% 1 FHsmash
Show classification Show in data acquisition Show in feature explorer
BHsmash.20007 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
FHloop.10029 FHloop 500ms 100% 1 FHloop
Show classification Show in data acquisition Show in feature explorer
BHdrive.40022 BHdrive 500ms 100% 1 BHdrive
Show classification Show in data acquisition Show in feature explorer
zzz.0080 zzz 500ms 100% 1 zzz
Show classification Show in data acquisition Show in feature explorer
FHdrive.20026 FHdrive 500ms 100% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
zzz.0043 zzz 500ms 100% 1 zzz
Show classification Show in data acquisition Show in feature explorer
zzz.0099 zzz 500ms 100% 1 zzz
Show classification Show in data acquisition Show in feature explorer
BHsmash.30026 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
BHdrive.40007 BHdrive 500ms 100% 1 BHdrive
Show classification Show in data acquisition Show in feature explorer
FHdrive.30013 FHdrive 500ms 100% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
FHdrive.30012 FHdrive 500ms 100% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
FHloop.10018 FHloop 500ms 0% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
zzz.0107 zzz 500ms 100% 1 zzz
Show classification Show in data acquisition Show in feature explorer
FHdrive.20002 FHdrive 500ms 100% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
FHdrive.0006 FHdrive 500ms 100% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
zzz.0059 zzz 500ms 100% 1 zzz
Show classification Show in data acquisition Show in feature explorer
FHdrive.0010 FHdrive 500ms 100% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
FHdrive.20014 FHdrive 500ms 100% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
BHdrive.20041 BHdrive 500ms 100% 1 BHdrive
Show classification Show in data acquisition Show in feature explorer
BHsmash.20020 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
FHloop.10026 FHloop 500ms 100% 1 FHloop
Show classification Show in data acquisition Show in feature explorer
FHloop.10033 FHloop 500ms 100% 1 FHloop
Show classification Show in data acquisition Show in feature explorer
BHdrive.40005 BHdrive 500ms 100% 1 BHdrive
Show classification Show in data acquisition Show in feature explorer
FHdrive.20015 FHdrive 500ms 0% 1 FHloop
Show classification Show in data acquisition Show in feature explorer
BHsmash.30024 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
FHdrive.20011 FHdrive 500ms 100% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
FHdrive.0001 FHdrive 500ms 100% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
BHsmash.30008 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
zzz.0100 zzz 500ms 100% 1 zzz
Show classification Show in data acquisition Show in feature explorer
BHsmash.20025 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
FHdrive.30015 FHdrive 500ms 100% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
FHdrive.30029 FHdrive 500ms 100% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
BHsmash.20018 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
zzz.0063 zzz 500ms 100% 1 zzz
Show classification Show in data acquisition Show in feature explorer
FHdrive.20038 FHdrive 500ms 100% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
zzz.0061 zzz 500ms 100% 1 zzz
Show classification Show in data acquisition Show in feature explorer
FHdrive.0014 FHdrive 500ms 100% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
BHsmash.30037 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
zzz.0103 zzz 500ms 100% 1 zzz
Show classification Show in data acquisition Show in feature explorer
BHsmash.20032 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
FHdrive.30017 FHdrive 500ms 100% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
FHdrive.30002 FHdrive 500ms 0% 1 uncertain
Show classification Show in data acquisition Show in feature explorer
BHsmash.20027 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
BHsmash.30036 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
FHdrive.0017 FHdrive 500ms 100% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
FHsmash.20029 FHsmash 500ms 100% 1 FHsmash
Show classification Show in data acquisition Show in feature explorer
FHloop.20026 FHloop 500ms 100% 1 FHloop
Show classification Show in data acquisition Show in feature explorer
BHdrive.30024 BHdrive 500ms 100% 1 BHdrive
Show classification Show in data acquisition Show in feature explorer
FHsmash.30010 FHsmash 500ms 100% 1 FHsmash
Show classification Show in data acquisition Show in feature explorer
BHdrive.20008 BHdrive 500ms 0% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
FHsmash.20014 FHsmash 500ms 100% 1 FHsmash
Show classification Show in data acquisition Show in feature explorer
FHloop.30036 FHloop 500ms 100% 1 FHloop
Show classification Show in data acquisition Show in feature explorer
FHloop.20027 FHloop 500ms 0% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
FHloop.20019 FHloop 500ms 100% 1 FHloop
Show classification Show in data acquisition Show in feature explorer
BHsmash.0017 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
FHloop.30020 FHloop 500ms 100% 1 FHloop
Show classification Show in data acquisition Show in feature explorer
BHsmash.20043 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
FHloop.10044 FHloop 500ms 100% 1 FHloop
Show classification Show in data acquisition Show in feature explorer
BHdrive.30026 BHdrive 500ms 100% 1 BHdrive
Show classification Show in data acquisition Show in feature explorer
FHsmash.20017 FHsmash 500ms 100% 1 FHsmash
Show classification Show in data acquisition Show in feature explorer
FHsmash.20003 FHsmash 500ms 100% 1 FHsmash
Show classification Show in data acquisition Show in feature explorer
zzz.0017 zzz 500ms 100% 1 zzz
Show classification Show in data acquisition Show in feature explorer
FHloop.20008 FHloop 500ms 100% 1 FHloop
Show classification Show in data acquisition Show in feature explorer
FHloop.30025 FHloop 500ms 0% 1 uncertain
Show classification Show in data acquisition Show in feature explorer
FHsmash.30002 FHsmash 500ms 100% 1 FHsmash
Show classification Show in data acquisition Show in feature explorer
FHloop.10041 FHloop 500ms 0% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
FHsmash.30003 FHsmash 500ms 100% 1 FHsmash
Show classification Show in data acquisition Show in feature explorer
BHsmash.0007 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
FHloop.30030 FHloop 500ms 100% 1 FHloop
Show classification Show in data acquisition Show in feature explorer
FHloop.20021 FHloop 500ms 100% 1 FHloop
Show classification Show in data acquisition Show in feature explorer
FHloop.30026 FHloop 500ms 0% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
FHsmash.20038 FHsmash 500ms 100% 1 FHsmash
Show classification Show in data acquisition Show in feature explorer
BHsmash.30040 BHsmash 500ms 100% 1 BHsmash
Show classification Show in data acquisition Show in feature explorer
FHsmash.30001 FHsmash 500ms 100% 1 FHsmash
Show classification Show in data acquisition Show in feature explorer
BHdrive.20024 BHdrive 500ms 100% 1 BHdrive
Show classification Show in data acquisition Show in feature explorer
BHdrive.30034 BHdrive 500ms 100% 1 BHdrive
Show classification Show in data acquisition Show in feature explorer
zzz.0029 zzz 500ms 100% 1 zzz
Show classification Show in data acquisition Show in feature explorer
BHdrive.20019 BHdrive 500ms 100% 1 BHdrive
Show classification Show in data acquisition Show in feature explorer
FHloop.10042 FHloop 500ms 0% 1 FHdrive
Show classification Show in data acquisition Show in feature explorer
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Model testing output

Results

Model version:
Accuracy
88.03%

Metrics for Classifier

Metric Value
Area under ROC Curve 0.99
Weighted average Precision 0.91
Weighted average Recall 0.90
Weighted average F1 score 0.90

Confusion matrix

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Feature explorer

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