Video Quality Databases

• 2019 UnB Head-Movement Traces of360-degree Video Viewing

  • Description of the database

  • Download from Github

  • Download from the GPDS Server

• UnB-AVQ 2013 (Audio+Video w/compression impairments)

  • Readme

  • Scores from Experiment 1

  • Scores from Experiment 2

  • Scores from Experiment 3

  • Test Sequences:

    • Download from the GPDS server; OR

    • From The Consumer Digital Video Library: search for UNB. Click on the UnB-AVQ-2013 Database.

  • References:

    • Martinez, Helard B, and Mylène CQ Farias. “Full-reference audio-visual video quality metric.” Journal of Electronic Imaging 23.6 (2014).

    • Martinez, Helard B, and Mylène CQ Farias. “A no-reference audio-visual video quality metric.” Proceedings of the 22nd European Signal Processing Conference (EUSIPCO), 2014.

• UnB-AVQ 2018 (Audio+Video w/compression and transmission impairments)

  • Readme

  • Scores from Experiment 1

  • Scores from Experiment 2

  • Scores from Experiment 3

  • Test Sequences:

    • Download from the GPDS-Server; OR

    • Go to The Consumer Digital Video Library: search for UNB. Click on the UnB-AVQ-2018 Database.

  • References:

    • Martinez, H. B., & Farias, M. C. (2018). Using The Immersive Methodology to Assess The Quality of Videos Transmitted in UDP and TCP-Based Scenarios. Electronic Imaging, 2018(12), 233-1.

    • Martinez, H., Farias, M. C., & Hines, A. (2018, September). Perceived quality of audio-visual stimuli containing streaming audio degradations. In 2018 26th European Signal Processing Conference (EUSIPCO) (pp. 2529-2533). IEEE.

    • Martinez, Helard, and Mylène CQ Farias. Analyzing the influence of cross-modal IP-based degradations on the perceived audio-visual quality. Electronic Imaging 2019.01 (2019).

• UnB-3D

  • Readme

  • Subjective Scores

  • Test Sequences:

    • Download from Amazon (see instructions bellow)s; or

    • From the GPDS sever; or

    • Go to The Consumer Digital Video Library: search for UNB. Click on the UnB-3D Database.

  • References:

    • Silva, A. R. E. ; Max E. Vizcarra Melgar ; Farias, Mylene. A no-reference stereoscopic quality metric. In: Three-Dimensional Image Processing, Measurement (3DIPM), and Applications, 2015, San Francisco. SPIE/IST Three-Dimensional Image Processing, Measurement (3DIPM), and Applications, 2015. v. 9393.

• Project Description

• Test Sequences (stored at Amazon - see instructions bellow)

  • Experiment I (Packet-Loss)

    • Test Sequences (avi)

  • Experiment II (Blockiness and Blurriness)

    • Test Sequences (avi)

  • Experiment III (Packet-Loss, Blockiness and Blurriness)

    • Test Sequences (avi)

    • Lab Protocol - Part 1 (Annoyance)

• References:

  • A. F. Silva, M. C. Q. Farias and J. A. Redi, ’'Perceptual Annoyance Models for Videos With Combinations of Spatial and Temporal Artifacts,’’ in IEEE Transactions on Multimedia, vol. 18, no. 12, pp. 2446-2456, Dec. 2016. doi: 10.1109/TMM.2016.2601027

  • Silva, A. F. ; Farias, Mylène C. Q. . Using perceptual strength estimates to predict the perceived annoyance of videos with combinations of spatial and temporal artifacts. Journal of Electronic Imaging, v. 27 (4), p. 1, 2018. DOI:10.1117/1.JEI.27.4.043018

  • Alexandre F Silva, Mylene C. Q. Farias and Judith A. Redi; Annoyance Models for Videos with Spatio-Temporal Artefacts, In: 8th International Conference on Quality of Multimedia Experience (QoMEX 2016), Lisbon, Portugal.

  • Silva, A. F. ; Farias, Mylene C.Q. . Perceptual Strengths of Video Impairments that Combine Block- iness, Blurriness, and Packet-Loss Artifacts. In: Electronic Imaging, Image Quality and System Performance XIV, 2018, Burlingame. Image Quality and System Performance XIV, 2018.

• Experimento 07

  • Test Sequences

• Experimento 10

  • Test Sequences

1. Open Chrome

2. Check developer mode checkbox in the extensions page on Chrome (chrome:extensions/)

3. Download the extension Amazon Decrypter.crx crx file

4. Drag'n Drop de crx file to extensions page and accept the install.

5. Visit one of our amazon shared folders and click on the extension icon to show the links.

6. Use any download manager to download all the files without amazon restriction.

Attention: Under Construction! If you need scores or a better description of the experiments, please send me an email and I will more than happy to help!