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Comparative Analysis of Object Detection Quality

Ranking and comparison of river, water, red, and banking maneuvers in images without object detectors, determining best and worst results across different categories using photos and language descriptors.

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Comparative Analysis of Object Detection Quality

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  1. Language and images AbhijitSarkar

  2. Adjective Noun Verbs Adverbs

  3. Sentence source - UIUC Sentence dataset • Comparison using Gist : 4X4 window • Test picture source – VOC2012 • No object detectors

  4. Using only same category

  5. Rank 2 River Water Red Banking maneuvers Low Plane Day gray

  6. When testing with other category

  7. Rank 1

  8. Rank 2

  9. Rank 2

  10. Test with any picture • Take top 10 ranked results (10 out of 1000) • Try to identify the best

  11. Not so Good results

  12. And some Really Bad …….

  13. Conclusion • Good Results - – includes sky or similar ambience • Airplane • Horse • Bike • Indoor scene • Sofa • Bad Results • Cat • Dog • Birds

  14. Gender

  15. Gender Age Nationality

  16. Direction Left/ Right Front/ Side

  17. Details Direction

  18. Minute Details

  19. Conclusion • “Sentences are richer than lists of words, because they describe activities, properties of objects” • We use words like “peaceful”, “Calm”, “Turbulent”, “sweet”, “lone”

  20. Thanks • Acknowlegements • Dr. Devi Parikh image Credit : Jamie Shotton

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