fix mAP metric unusual result #26
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floating point precision limitation of np.arange() in float64 is fixed by converting recall_thresholds to float32 before calculating mAP. Note that even float16 is more than enough for range of numbers in this application.
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floating point precision limitation of np.arange() in float64 is fixed by converting recall_thresholds to float32 before calculating mAP. Note that even float16 is more than enough for range of numbers in this application.