Problem with evaluateObjectDetection function

4 vues (au cours des 30 derniers jours)
Patrizia
Patrizia le 15 Juil 2024
Commenté : Walter Roberson le 22 Juil 2024
Hello, everyone,
I would like help with the function in question...
I attach the tables groundTruthData and detectionResults.
thanks
CODE:
% Evaluate object detection results
metrics = evaluateObjectDetection(detectionResultsTbl, groundTruthDataTbl);
Unrecognized function or variable 'detectionResultsTbl'.
% Extract precision and recall for a specific class ID (e.g. classID = 1)
classID = 1;
precision = metrics.ClassMetrics.Precision{classID};
recall = metrics.ClassMetrics.Recall{classID};
% Plot the precision-recall curve
figure
plot(recall, precision);
xlabel("Recall");
ylabel("Precision");
grid on;
title(sprintf("Average Precision = %.2f", metrics.ClassMetrics.mAP(classID)));
ERROR:
Error using evaluateObjectDetection>iFindOutputIdxsFromDS
Missing data in detectionResults. Unable to find Label data in detectionResults.
Error in evaluateObjectDetection (line 27)
predOutIdxs = iFindOutputIdxsFromDS(dsResultsCopy, 3, "detectionResults");
Error in untitled2 (line 306)
metrics = evaluateObjectDetection(detectionResultsTbl, groundTruthDataTbl);
  2 commentaires
Torsten
Torsten le 22 Juil 2024
I attach the tables groundTruthData and detectionResults.
Where ?
Walter Roberson
Walter Roberson le 22 Juil 2024
Your code disagrees with your images.
Your code in untitled2 shows creation of detectionResultsVector (which is not used anywhere), and does so by extracting a field named Labels from detectionResultsTbl . But your images show the table has a field named Label instead of Labels

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