Conference Papers

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2024

Temporal Conditional Coding for Dynamic Point Cloud Geometry Compression

B. Huang; D. Lazzarotto; T. Ebrahimi 

2024-03-18. ICASSP 2024 – IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Seoul, Korea, Republic of, 14-19 April 2024. DOI : 10.1109/ICASSP48485.2024.10446813.

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Explainable Face Verification via Feature-Guided Gradient Backpropagation

Y. Lu; Z. Xu; T. Ebrahimi 

2024. The 18th IEEE International Conference on Automatic Face and Gesture Recognition (FG), Istanbul, Turkey, May 27-31, 2024.

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Towards the Detection of AI-Synthesized Human Face Images

Y. Lu; T. Ebrahimi 

2024. 2024 IEEE International Conference on Image Processing (ICIP), Abu Dhabi, UAE, October 27-30, 2024.

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Towards Visual Saliency Explanations of Face Verification

Y. Lu; Z. Xu; T. Ebrahimi 

2024. Winter Conference on Applications of Computer Vision, Waikoloa, Hawaii, United States of America, January 4, 2024.

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2023

Towards a multiscale point cloud structural similarity metric

D. Lazzarotto; T. Ebrahimi 

2023-09-27. 25th International Workshop On Multimedia Signal Processing (MMSP), Poitiers, France, September 27-29, 2023. DOI : 10.1109/MMSP59012.2023.10337634.

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Event Data Stream Compression Based on Point Cloud Representation

B. Huang; T. Ebrahimi 

2023-09-11. International Conference on Image Processing, Kuala Lumpur, Malaysia, October 8-11, 2023. p. 3120-3124. DOI : 10.1109/ICIP49359.2023.10222287.

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Evaluating the effect of sparse convolutions on point cloud compression

D. Lazzarotto; T. Ebrahimi 

2023-09-11. 11th European Workshop on Visual Information Processing (EUVIP).

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Towards learning-based image compression for storage on DNA support

S. Strebel; N. Monnier; D. Lazzarotto; M. Testolina; T. Ebrahimi 

2023-08-21. Applications of Digital Image Processing XLVI, San Diego, USA, August 21-23, 2023. p. 126740V. DOI : 10.1117/12.2677356.

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Towards learning-based denoising of light fields

T. Soares De Carvalho Feith; M. Testolina; T. Ebrahimi 

2023-06-07. Real-time Processing of Image, Depth and Video Information 2023, Prague, Czech Republic, 24-28 April 2023. DOI : 10.1117/12.2666000.

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Analysis of the influence of errors in DNA-based image coding

J. Encinas Ramos; D. Lazzarotto; M. Testolina; T. Ebrahimi 

2023-06-07. CORESA (22nd edition of the CORESA COmpression et REprésentation des Signaux Audiovisuels), Lille, France, 7-9 June, 2023.

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Evaluation of the impact of lossy compression on event camera-based computer vision tasks

B. Huang; D. Lazzarotto; T. Ebrahimi 

2023. Applications of Digital Image Processing XLVI, San Diego, USA, August 21-23, 2023. p. 126740C. DOI : 10.1117/12.2676419.

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On the Performance of Subjective Visual Quality Assessment Protocols for Nearly Visually Lossless Image Compression

M. Testolina; D. Lazzarotto; R. Rodrigues; S. Mohammadi; J. Ascenso et al. 

2023. ACM MM ’23, Ottawa, ON, Canada, October 29-November 3, 2023. DOI : 10.1145/3581783.3613835.

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Cross-resolution Face Recognition via Identity-Preserving Network and Knowledge Distillation

Y. Lu; T. Ebrahimi 

2023. IEEE Visual Communications and Image Processing (VCIP 2023), Jeju, Korea, December 4-7, 2023. DOI : 10.1109/VCIP59821.2023.10402634.

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Explanation of Face Recognition via Saliency Maps

Y. Lu; T. Ebrahimi 

2023. Applications of Digital Image Processing XLVI, San Diego, California, USA, 21 – 23 August 2023. DOI : 10.1117/12.2677353.

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Improving Deepfake Detectors against Real-world Perturbations with Amplitude-Phase Switch Augmentation

Y. Lu; R. Luo; T. Ebrahimi 

2023. Applications of Digital Image Processing XLVI, San Diego, California, USA, 21 – 23 August 2023. DOI : 10.1117/12.2676400.

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Discriminative Deep Feature Visualization for Explainable Face Recognition

Z. Xu; Y. Lu; T. Ebrahimi 

2023. 25th International Workshop on Multimedia Signal Processing, Poitiers, France, 27-29 September 2023. DOI : 10.1109/MMSP59012.2023.10337692.

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Impact of Video Processing Operations in Deepfake Detection

Y. Lu; T. Ebrahimi 

2023. 24th International Conference on Digital Signal Processing, Island of Rhodes, Greece, 11-13 June 2023. DOI : 10.1109/DSP58604.2023.10167906.

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On the assessment of high-quality images: advances on the JPEG AIC-3 activity

M. Testolina; E. Upenik; T. Ebrahimi 

2023. Applications of Digital Image Processing XLVI, San Diego, California, USA, 21 – 23 August 2023. DOI : 10.1117/12.2677356.

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JPEG AIC-3 Dataset: Towards Defining the High Quality to Nearly Visually Lossless Quality Range

M. Testolina; V. Hosu; M. Jenadeleh; D. Nachtigall Lazzarotto; D. Saupe et al. 

2023. 2023 15th International Conference on Quality of Multimedia Experience (QoMEX), Ghent, Belgium, June 20-22, 2023. p. 55-60. DOI : 10.1109/QoMEX58391.2023.10178554.

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2022

Subjective and Objective Testing in Support of the JPEG Pleno Point Cloud Compression Activity

S. Perry; L. Cruz; J. Prazeres; A. Pinheiro; E. Dumic et al. 

2022-10-20. 10th European Workshop on Visual Information Processing (EUVIP), Lisbon, Portugal, September 11-14, 2022. DOI : 10.1109/EUVIP53989.2022.9922803.

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Influence of Spatial Rendering on the Performance of Point Cloud Objective Quality Metrics

D. Lazzarotto; M. Testolina; T. Ebrahimi 

2022-10-20. 10th European Workshop on Visual Information Processing (EUVIP), Lisbon, Portugal, September 11-14, 2022. DOI : 10.1109/EUVIP53989.2022.9922737.

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A Novel Framework for Assessment of Deep Face Recognition Systems in Realistic Conditions

Y. Lu; L. Barras; T. Ebrahimi 

2022-10-20. 10th European Workshop on Visual Information Processing (EUVIP), Lisbon, Portugal, September 11-14, 2022. DOI : 10.1109/EUVIP53989.2022.9922840.

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Towards JPEG AIC part 3: visual quality assessment of high to visually lossless image coding

M. Testolina; E. Upenik; J. Sneyers; T. Ebrahimi 

2022-10-03. Applications of Digital Image Processing XLV, San Diego, August, 2022. DOI : 10.1117/12.2636687.

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On combining denoising with learning-based image decoding

L. Larigauderie; M. Testolina; T. Ebrahimi 

2022-10-03. Applications of Digital Image Processing XLV, San Diego, August, 2022. DOI : 10.1117/12.2636682.

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Towards effective visual information storage on DNA support

L. Secilmis; M. Testolina; D. Lazzarotto; T. Ebrahimi 

2022-10-03. SPIE Optical Engineering + Applications, San Diego, USA, August 21-25, 2022. p. 1222605. DOI : 10.1117/12.2636678.

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Integrated learning-based point cloud compression for geometry and color with graph Fourier transforms

D. Lazzarotto; T. Ebrahimi 

2022-10-03. SPIE Optical Engineering + Applications, San Diego, USA, August 21-25, 2022. DOI : 10.1117/12.2636681.

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A novel assessment framework for learning-based deepfake detectors in realistic conditions

Y. Lu; T. Ebrahimi 

2022-10-03. SPIE Optical Engineering + Applications, San Diego, California, USA, August 21-25, 2022. p. 23. DOI : 10.1117/12.2636683.

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On the impact of spatial rendering on point cloud subjective visual quality assessment

D. Lazzarotto; M. Testolina; T. Ebrahimi 

2022-09-05. 14th International Conference on Quality of Multimedia Experience (QoMEX), Lippstadt, Germany, September 5-7, 2022. DOI : 10.1109/QoMEX55416.2022.9900898.

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AI-based telepresence for broadcast applications

H. Piñeiro Monteagudo; R. Daod Nathoo; L. Deillon; G. Changsheng; T. Ebrahimi 

2022-08-22. SPIE Applications of Digital Image Processing XLV, San Diego, USA, 22-24 August 2022. DOI : 10.1117/12.2638229.

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Latent Space Slicing for Enhanced Entropy Modeling in Learning-Based Point Cloud Geometry Compression

N. Frank; D. Lazzarotto; T. Ebrahimi 

2022-05-22. IEEE International Conference on Acoustics, Speech and Signal Processing, Singapore, May 22-27, 2022. p. 4878-4882. DOI : 10.1109/ICASSP43922.2022.9747496.

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Effective know-your-customer method for secure and trustworthy non-fungible tokens in media assets

C. Sanh; K. Homayounfar; T. Ebrahimi 

2022-01-01. Applications of Digital Image Processing XLV, San Diego, CA, Aug 22-24, 2022. p. 122261C. DOI : 10.1117/12.2636679.

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Audio-Visual Object Classification For Human-Robot Collaboration

A. Xompero; Y. L. Pang; T. Patten; A. Prabhakar; B. Calli et al. 

2022-01-01. 47th IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Singapore, SINGAPORE, May 22-27, 2022. p. 9137-9141. DOI : 10.1109/ICASSP43922.2022.9746336.

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2021

Benchmarking of objective quality metrics for point cloud compression

D. Lazzarotto; E. Alexiou; T. Ebrahimi 

2021-10-06. 23rd IEEE International Workshop on Multimedia Signal Processing (IEEE MMSP), Tampere, Finland, October 6-8, 2021. DOI : 10.1109/MMSP53017.2021.9733538.

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On Block Prediction For Learning-Based Point Cloud Compression

D. Lazzarotto; E. Alexiou; T. Ebrahimi 

2021-09-19. 2021 IEEE International Conference on Image Processing (ICIP), Anchorage, Alaska, USA, September 19-22, 2021. p. 3378-3382. DOI : 10.1109/ICIP42928.2021.9506429.

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Comparison of Remote Subjective Assessment Strategies in the Context of the JPEG Pleno Point Cloud Activity

S. Perry; L. A. D. S. Cruz; E. Dumic; N. H. T. Nguyen; A. Pinheiro et al. 

2021-01-01. 23rd IEEE International Workshop on Multimedia Signal Processing (IEEE MMSP), Tampere, FINLAND, Oct 06-08, 2021. DOI : 10.1109/MMSP53017.2021.9733709.

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Impact of Benign Modifications on Discriminative Performance of Deepfake Detectors

Y. Lu; E. Upenik; T. Ebrahimi 

2021. 

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Large-Scale Crowdsourcing Subjective Quality Evaluation of Learning-Based Image Coding

E. Upenik; M. Testolina; J. Ascenso; F. Pereira; T. Ebrahimi 

2021. IEEE Visual Communications and Image Processing (VCIP 2021), Munich, Germany, December 5-8, 2021. DOI : 10.1109/VCIP53242.2021.9675314.

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Review of subjective quality assessment methodologies and standards for compressed images evaluation

M. Testolina; T. Ebrahimi 

2021. Applications of Digital Image Processing XLIV, San Diego, USA, August 1-5, 2021. DOI : 10.1117/12.2597813.

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Towards a secure and trustworthy imaging with non-fungible tokens

N. J. Martinod; K. Homayounfar; D. Nachtigall Lazzarotto; E. Upenik; T. Ebrahimi 

2021-08-01. SPIE Applications of Digital Image Processing XLIV. DOI : 10.1117/12.2598436.

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Towards super resolution in the compressed domain of learning-based image codecs

E. Upenik; M. Testolina; T. Ebrahimi 

2021. Applications of Digital Image Processing XLIV, San Diego, USA, August 1-5, 2021. DOI : 10.1117/12.2597833.

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Towards image denoising in the latent space of learning-based compression

M. Testolina; E. Upenik; T. Ebrahimi 

2021. Applications of Digital Image Processing XLIV, San Diego, USA, August 1-5, 2021. DOI : 10.1117/12.2597828.

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Learning residual coding for point clouds

D. Lazzarotto; T. Ebrahimi 

2021-08-01. Applications of Digital Image Processing XLIV, San Diego, USA, August 1-5, 2021. p. 223-235. DOI : 10.1117/12.2597814.

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Exploration of Media Blockchain Technologies for JPEG Privacy and Security

F. Temmermans; D. Bhowmik; F. Pereira; T. Ebrahimi; P. Schelkens 

2021-01-01. Conference on Optics, Photonics and Digital Technologies for Imaging Applications VI, ELECTR NETWORK, Apr 06-10, 2020. p. 113530U. DOI : 10.1117/12.2556684.

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Learning-based Image Coding: Early Solutions Reviewing and Subjective Quality Evaluation

J. Ascenso; P. Akyazi; F. Pereira; T. Ebrahimi 

2021-01-01. Conference on Optics, Photonics and Digital Technologies for Imaging Applications VI, ELECTR NETWORK, Apr 06-10, 2020. p. 113530S. DOI : 10.1117/12.2555368.

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Performance Evaluation of Objective Image Quality Metrics on Conventional and Learning-Based Compression Artifacts

M. Testolina; E. Upenik; J. Ascenso; F. Pereira; T. Ebrahimi 

2021. 13th International Conference on Quality of Multimedia Experience (QoMEX 2021), Virtual Event, Jun 13-17, 2021. p. 109-114. DOI : 10.1109/QoMEX51781.2021.9465445.

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Open-Set Person Re-Identification through Error Resilient Recurring Gallery Building

P. Witzig; E. Upenik; T. Ebrahimi 

2021. 28th IEEE International Conference on Image Processing (ICIP), Anchorage, Alaska, USA, September 19-22, 2021. p. 245-249. DOI : 10.1109/ICIP42928.2021.9506241.

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2020

Comprehensive assessment of image compression algorithms

M. Testolina; E. Upenik; T. Ebrahimi 

2020-08-24. Applications of Digital Image Processing XLIII, 24-28 August 2020. DOI : 10.1117/12.2569255.

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Privacy-preserving photo sharing based on blockchain

P. Pfister; T. Ebrahimi 

2020-01-01. Conference on Applications of Digital Image Processing XLIII, ELECTR NETWORK, Aug 24-Sep 04, 2020. p. 1151025. DOI : 10.1117/12.2569524.

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Quality Evaluation Of Static Point Clouds Encoded Using MPEG Codecs

S. Perry; H. P. Cong; L. A. da Silva Cruz; J. Prazeres; M. Pereira et al. 

2020. 2020 IEEE International Conference on Image Processing (ICIP), Abu Dhabi, United Arab Emirates, Octobre 25-28, 2020. p. 3428-3432. DOI : 10.1109/ICIP40778.2020.9191308.

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Machine learning based detection of digital documents maliciously recaptured from displays

S. Gholam-Zadeh; E. Upenik; G. Hatarsi; T. Ebrahimi 

2020-08-21. SPIE Applications of Digital Image Processing XLIII. p. 26. DOI : 10.1117/12.2569256.

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High dynamic range image sharing with privacy protection

E. Upenik; P. Fernandez Marti; T. Ebrahimi 

2020-08-21. SPIE Applications of Digital Image Processing XLIII. p. 72. DOI : 10.1117/12.2569112.

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Towards neural network approaches for point cloud compression

E. Alexiou; K. Tung; T. Ebrahimi 

2020. SPIE Optical Engineering + Applications, Online, August 24-28, 2020. p. 1151008. DOI : 10.1117/12.2569115.

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Benchmarking JPEG XL image compression

J. Alakuijala; S. Boukortt; T. Ebrahimi; E. Kliuchnikov; J. Sneyers et al. 

2020-04-01. Optics, Photonics and Digital Technologies for Imaging Applications VI, Online Only, France, Avril 6-10, 2020. DOI : 10.1117/12.2556264.

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Towards a Point Cloud Structural Similarity Metric

E. Alexiou; T. Ebrahimi 

2020. 2020 IEEE International Conference on Multimedia & Expo Workshops (ICMEW), London, United Kingdom, July 6-10, 2020. p. 1-6. DOI : 10.1109/ICMEW46912.2020.9106005.

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PointXR: A Toolbox for Visualization and Subjective Evaluation of Point Clouds in Virtual Reality

E. Alexiou; N. Yang; T. Ebrahimi 

2020. 2020 Twelfth International Conference on Quality of Multimedia Experience (QoMEX), Athlone, Ireland, May 26-28, 2020. p. 1-6. DOI : 10.1109/QoMEX48832.2020.9123121.

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2019

A comprehensive study of the rate-distortion performance in MPEG point cloud compression

E. Alexiou; I. Viola; T. M. Borges; T. A. Fonseca; R. L. de Queiroz et al. 

2019-11-12. DOI : 10.1017/ATSIP.2019.20.

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Assessment of quality of JPEG XL proposals based on subjective methodologies and objective metrics

P. Akyazi; T. Ebrahimi 

2019-09-06. SPIE Optical Engineering + Applications, San Diego, California, US, 11 – 15 August 2019. p. 23. DOI : 10.1117/12.2530196.

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A new end-to-end image compression system based on convolutional neural networks

P. Akyazi; T. Ebrahimi 

2019-09-06. SPIE Optical Engineering + Applications, San Diego, California, US, 11 – 15 August 2019. p. 22. DOI : 10.1117/12.2530195.

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An in-depth analysis of single-image subjective quality assessment of light field contents

I. Viola; T. Ebrahimi 

2019-06-05. 2019 Eleventh International Conference on Quality of Multimedia Experience (QoMEX), Berlin, Germany, June 5-7, 2019. DOI : 10.1109/QoMEX.2019.8743236.

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Perceptual Quality Study On Deep Learning Based Image Compression

Z. Cheng; P. Akyazi; H. Sun; J. Katto; T. Ebrahimi 

2019-01-01. 26th IEEE International Conference on Image Processing (ICIP), Taipei, TAIWAN, Sep 22-25, 2019. p. 719-723. DOI : 10.1109/ICIP.2019.8803824.

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An improved objective metric to predict image quality using deep neural networks

P. Akyazi; T. Ebrahimi 

2019. IS&T International Symposium on Electronic Imaging 2019 Human Vision and Electronic Imaging 2019, Burlingame, California, US, 13 – 17 January 2019. p. 214-1-214-6.

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Learning-Based Image Compression using Convolutional Autoencoder and Wavelet Decomposition

P. Akyazi; T. Ebrahimi 

2019. IEEE Conference on Computer Vision and Pattern Recognition Workshops, Los Angeles, CA, USA,

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Light field compression using translation-assisted view estimation

B. Hériard-Dubreuil; I. Viola; T. Ebrahimi 

2019. Picture Coding Symposium (PCS 2019), Ningbo, China, November 12-15, 2019. DOI : 10.1109/PCS48520.2019.8954495.

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Rendering-dependent compression and quality evaluation for light field contents

I. Viola; K. Takahashi; T. Fujii; T. Ebrahimi 

2019. Applications of Digital Image Processing XLII, SPIE Optics + Photonics, Optical Engineering + Applications, San Diego, California, USA, 11 – 15 August 2019. DOI : 10.1117/12.2530198.

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Towards Modelling of Visual Saliency in Point Clouds for Immersive Applications

E. Alexiou; P. Xu; T. Ebrahimi 

2019. IEEE International Conference on Image Processing (ICIP), Taipei, Taiwan, September 22-25, 2019. DOI : 10.1109/ICIP.2019.8803479.

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Saliency Driven Perceptual Quality Metric for Omnidirectional Visual Content

E. Upenik; T. Ebrahimi 

2019. IEEE International Conference on Image Processing (ICIP), Taipei, Taiwan, September 22-25, 2019. DOI : 10.1109/ICIP.2019.8803637.

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Exploiting user interactivity in quality assessment of point cloud imaging

E. Alexiou; T. Ebrahimi 

2019. Eleventh International Conference on Quality of Multimedia Experience (QoMEX), Berlin, Germany, June 5-7, 2019. DOI : 10.1109/QoMEX.2019.8743277.

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Point cloud quality evaluation: Towards a definition for test conditions

L. Cruz; E. Dumic; E. Alexiou; J. Prazeres; R. Duarte et al. 

2019. Eleventh International Conference on Quality of Multimedia Experience (QoMEX), Berlin, Germany, June 5-7, 2019. DOI : 10.1109/QoMEX.2019.8743258.

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Inpainting in Omnidirectional Images for Privacy Protection

E. Upenik; P. Akyazi; M. Tuzmen; T. Ebrahimi 

2019. ICASSP 2019 – 2019 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Brighton, UK, May 12-17, 2019. p. 2487-2491. DOI : 10.1109/ICASSP.2019.8683346.

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A comprehensive framework for visual quality assessment of light field tensor displays

I. Viola; K. Takahashi; T. Fujii; T. Ebrahimi 

2019. 

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2018

Comparison of Interactive Subjective Methodologies for Light Field Quality Evaluation

I. Viola; T. Ebrahimi 

2018-09-04. 26th European Signal Processing Conference (EUSIPCO 2018), Rome, Italy, September 3-7, 2018. DOI : 10.23919/EUSIPCO.2018.8553518.

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A new objective metric to predict image quality using deep neural networks

P. Akyazi; T. Ebrahimi 

2018-08-19. SPIE Optics + Photonics 2018, San Diego, CA, USA, August 19-23, 2018. DOI : 10.1117/12.2322709.

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Rate Distortion Optimized Graph Partitioning for Omnidirectional Image Coding

M. Rizkallah; F. De Simone; T. Maugey; C. Guillemot; P. Frossard 

2018. European Signal Processing Conference (EUSIPCO), Rome, ITALY, Aug 03-07, 2018. p. 897-901. DOI : 10.23919/EUSIPCO.2018.8553080.

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A Novel Method for Sampling Bandlimited Graph Signals

D. E. O. Tzamarias; P. Akyazi; P. Frossard 

2018-01-01. European Signal Processing Conference (EUSIPCO), Rome, ITALY, Aug 03-07, 2018. p. 126-130. DOI : 10.23919/EUSIPCO.2018.8553064.

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Graph-Based Inpainting of Disocclusion Holes for Zooming in 3D Scenes

P. Akyazi; P. Frossard 

2018. European Signal Processing Conference (EUSIPCO), Rome, ITALY, Aug 03-07, 2018. p. 867-871. DOI : 10.23919/EUSIPCO.2018.8553205.

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Dynamic Adaptive Streaming for Multi-Viewpoint Omnidirectional Videos

X. Corbillon; F. De Simone; G. Simon; P. Frossard 

2018. ACM MMSys, Amsterdam, NETHERLANDS, Jun 12-15, 2018. p. 237-249. DOI : 10.1145/3204949.3204968.

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JPEG Pleno: a standard framework for representing and signalling plenoptic modalities

P. Schelkens; Z. Y. Alpaslan; T. Ebrahimi; K-J. Oh; F. M. B. Pereira et al. 

2018-01-01. Conference on Applications of Digital Image Processing XLI, San Diego, CA, Aug 20-23, 2018. p. 107521P. DOI : 10.1117/12.2323404.

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A novel methodology for quality assessment of voxelized point clouds

E. Torlig; E. Alexiou; T. A. Fonseca; R. L. de Queiroz; T. Ebrahimi 

2018. SPIE Optical Engineering + Applications, San Diego, California, USA, August 19-23, 2018. p. 107520I. DOI : 10.1117/12.2322741.

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Point cloud subjective evaluation methodology based on reconstructed surfaces

E. Alexiou; A. Pinheiro; C. Duarte; D. Matkovic; E. Dumic et al. 

2018. SPIE Optical Engineering + Applications, San Diego, CA, USA, August 19-23, 2018. p. 107520H. DOI : 10.1117/12.2321518.

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Overview of the JPEG XS core coding system subjective evaluations

A. Willème; S. Mahmoudpour; I. Viola; K. Fliegel; J. Pospisil et al. 

2018. SPIE Optical Engineering + Applications, San Diego, California, USA, August 19-23, 2018. DOI : 10.1117/12.2323435.

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A graph learning approach for light field image compression

I. Viola; H. Petric Maretic; P. Frossard; T. Ebrahimi 

2018. SPIE Optical Engineering + Applications, San Diego, California, USA, August 19-23, 2018. DOI : 10.1117/12.2322827.

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A Rendering Solution to Display Light Field in Virtual Reality

E. Upenik; I. Viola; T. Ebrahimi 

2018. 26th European Signal Processing Conference (EUSIPCO), Rome, Italy, September 3-7, 2018. DOI : 10.23919/EUSIPCO.2018.8553424.

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Impact of Visualisation Strategy for Subjective Quality Assessment of Point Clouds

E. Alexiou; T. Ebrahimi 

2018. IEEE International Conference on Multimedia & Expo Workshops (ICMEW), San Diego, California, USA, July 23-27, 2018. DOI : 10.1109/ICMEW.2018.8551498.

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Benchmarking of Objective Quality Metrics for Colorless Point Clouds

E. Alexiou; T. Ebrahimi 

2018. Picture Coding Symposium (PCS), San Francisco, California, USA, June 24-27, 2018. DOI : 10.1109/PCS.2018.8456252.

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Quality assessment of compression solutions for ICIP 2017 Grand Challenge on light field image coding

I. Viola; T. Ebrahimi 

2018. 2018 International Conference on Multimedia and Expo Workshops, San Diego, California, USA, July 23-27, 2018. DOI : 10.1109/ICMEW.2018.8551496.

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Point Cloud Subjective Evaluation Methodology based on 2D Rendering

E. Alexiou; T. Ebrahimi; M. V. Bernardo; M. Pereira; A. Pinheiro et al. 

2018. Tenth International Conference on Quality of Multimedia Experience (QoMEX), Sardinia, Italy, May 29 – June 1, 2018. DOI : 10.1109/QoMEX.2018.8463406.

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Comparison of Compression Efficiency between HEVC/H.265, VP9 and AV1 based on Subjective Quality Assessments

P. Akyazi; T. Ebrahimi 

2018. 10th International Conference on Quality of Multimedia Experience (QoMEX), Sardinia, Italy, May 29 – June 1, 2018. DOI : 10.1109/QoMEX.2018.8463294.

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Point Cloud Quality Assessment Metric Based on Angular Similarity

E. Alexiou; T. Ebrahimi 

2018. IEEE International Conference on Multimedia and Expo (ICME), San Diego, California, USA, July 23-27, 2018. DOI : 10.1109/ICME.2018.8486512.

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VALID: Visual quality Assessment for Light field Images Dataset

I. Viola; T. Ebrahimi 

2018. 10th International Conference on Quality of Multimedia Experience (QoMEX), Sardinia, Italy, 29 May – 1 June, 2018. DOI : 10.1109/QoMEX.2018.8463388.

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2017

JPEG XS call for proposals subjective evaluations

D. McNally; T. Bruylants; A. Willème; T. Ebrahimi; P. Schelkens et al. 

2017.  p. 103960P. DOI : 10.1117/12.2275137.

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On the performance of metrics to predict quality in point cloud representations

E. Alexiou; T. Ebrahimi 

2017. SPIE Optical Engineering + Applications, San Diego, California, USA, August 6-10, 2017. p. 103961H. DOI : 10.1117/12.2275142.

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Towards subjective quality assessment of point cloud imaging in augmented reality

E. Alexiou; E. Upenik; T. Ebrahimi 

2017. IEEE 19th International Workshop on Multimedia Signal Processing (MMSP), Luton Bedfordshire, United Kingdom, October 16-18, 2017. DOI : 10.1109/MMSP.2017.8122237.

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A new framework for interactive quality assessment with application to light field coding

I. Viola; T. Ebrahimi 

2017. SPIE Optical Engineering + Applications, San Diego, California, USA, August 6-10, 2017. p. 103961F. DOI : 10.1117/12.2275136.

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Measuring quality of omnidirectional high dynamic range content

A-F. N. M. Perrin; C. Bist; R. Cozot; T. Ebrahimi 

2017. SPIE., San Diego, California, United States, August 6-10, 2017. DOI : 10.1117/12.2275146.

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Towards an implicit time-continuous assessment of Quality of Experience for immersive multimedia

A-F. N. M. Perrin; T. Ebrahimi 

2017. International Young Researcher Summit on Quality of Experience in Emerging Multimedia Services (QEEMS 2017), Erfurt, Germany, May 29-30 , 2017.

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Towards the Need Satisfaction in Gaming: A comparison of different gaming platforms

A-F. N. M. Perrin; S. Zadtootaghaj; S. Schmidt; S. Möller; T. Ebrahimi 

2017. 9th International Conference on Quality of Multimedia Experience (QoMEX 2017), Erfurt, Germany, May 31 – June 2, 2017. DOI : 10.1109/QoMEX.2017.7965641.

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On subjective and objective quality evaluation of point cloud geometry

E. Alexiou; T. Ebrahimi 

2017. Ninth International Conference on Quality of Multimedia Experience (QoMEX), Erfurt, Germany, May 31 – June 2, 2017. DOI : 10.1109/QoMEX.2017.7965681.

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Impact of interactivity on the assessment of quality of experience for light field content

I. Viola; M. Rerabek; T. Ebrahimi 

2017. 9th International Conference on Quality of Multimedia Experience (QoMEX), Erfurt, Germany, May 31 – June 02, 2017. DOI : 10.1109/QoMEX.2017.7965636.

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On the performance of objective metrics for omnidirectional visual content

E. Upenik; M. Rerabek; T. Ebrahimi 

2017. 9th International Conference on Quality of Multimedia Experience (QoMEX 2017), Erfurt, Germany, May 31 – June 2, 2017. DOI : 10.1109/QoMEX.2017.7965660.

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A simple method to obtain visual attention data in head mounted virtual reality

E. Upenik; T. Ebrahimi 

2017. 2017 IEEE International Conference on Multimedia & Expo (ICME), Hong Kong, July 10-14, 2017. DOI : 10.1109/ICMEW.2017.8026231.

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