Quality and Randomness Assessment of Images Generated by a Convolutional Autoencoder

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Authors: Rafael Castaneda-Diaz, Daniela López-Betancur, Carlos Guerrero-Méndez, Efrén González, Salvador Gómez-Jiménez, Flossi Puma-Ttito
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Abstract

This paper presents an analysis of the quality and randomness of information in images generated with a convolutional autoencoder (CAE). The CAE convolved altered color images from CIFAR-10 dataset. The CIFAR-10 images were altered by randomly setting 30%, 60%, and 90% of pixel values to [0, 0, 0] or [255, 255, 255], respectively. In the validation stage, Mean Square Error (MSE) loss function reached 0.0115 and the accuracy metric 0.7461. Similarity Structural Index Measure (SSIM), Pearson Correlation Coefficient (PCC) and Peak Signal-to-Noise Ratio (PSNR) metrics, assessed quality of generated images. The assessment results ranged as follows: SSIM [0.3251, 0.6830], PCC [0.5034, 0.9358], and PSNR [18.63 dB, 26.04 dB]. The Shannon metric assessed randomness both locally and globally for each image, ranging from 1.25 to 2.49 bits, and from 6.61 to 9.71 bits, respectively. CAE implementations highlight their potential for applications in technological innovation. Smart citations: https://scite.ai/reports/10.61467/2007.1558.2026.v17i2.952Dimensions.Open Alex.

Fields of Study & Subjects

Image and Video Quality Assessment Generative Adversarial Networks and Image Synthesis Computer Science and Engineering

Publication details

Journal / source
International Journal of Combinatorial Optimization Problems and Informatics.
Volume
17
Issue
2
Pages
405–415
Publication date
16 February 2026
Language
EN