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DR2S : Deep Regression with Region Selection for Camera Quality Evaluation

Marcelin Tworski
  • Function : Author
Salim Belkarfa
  • Function : Author
Attilio Fiandrotti
  • Function : Author

Abstract

In this work, we tackle the problem of estimating a camera capability to preserve fine texture details at a given lighting condition. Importantly, our texture preservation measurement should coincide with human perception. Consequently, we formulate our problem as a regression one and we introduce a deep convolutional network to estimate texture quality score. At training time, we use ground-truth quality scores provided by expert human annotators in order to obtain a subjective quality measure. In addition, we propose a region selection method to identify the image regions that are better suited at measuring perceptual quality. Finally, our experimental evaluation shows that our learning-based approach outperforms existing methods and that our region selection algorithm consistently improves the quality estimation.

Dates and versions

hal-03108408 , version 1 (13-01-2021)

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Marcelin Tworski, Stéphane Lathuilière, Salim Belkarfa, Attilio Fiandrotti, Marco Cagnazzo. DR2S : Deep Regression with Region Selection for Camera Quality Evaluation. International Conference on Pattern Recognition (ICPR 2020), Jan 2021, Milano, Italy. ⟨hal-03108408⟩
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