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Part 1: Document Description
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Citation |
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Title: |
UBIRIS.v1 |
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Identification Number: |
doi:10.57979/OSM3H8 |
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Distributor: |
Dataverse Raíz |
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Date of Distribution: |
2023-05-24 |
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Version: |
1 |
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Bibliographic Citation: |
Proença, Hugo Pedro, 2023, "UBIRIS.v1", https://doi.org/10.57979/OSM3H8, Dataverse Raíz, V1 |
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Citation |
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Title: |
UBIRIS.v1 |
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Identification Number: |
doi:10.57979/OSM3H8 |
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Authoring Entity: |
Proença, Hugo Pedro (University of Beira Interior) |
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Distributor: |
Dataverse Raíz |
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Access Authority: |
Proença, Hugo Pedro |
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Depositor: |
Proença, Hugo Pedro |
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Date of Deposit: |
2023-05-24 |
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Holdings Information: |
https://doi.org/10.57979/OSM3H8 |
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Study Scope |
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Keywords: |
Computer and Information Science, biometrics, iris recognition |
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Abstract: |
UBIRIS.v1 database is composed of 1877 images collected from 241 persons during September, 2004 in two distinct sessions. Its most relevant characteristic is to incorporate images with several noise factors, simulating less constrained image acquisition environments. This enables the evaluation of the robustness of iris recognition methods. For the first image capture session, the enrollment one, we tried to minimize noise factors, specially those relative to reflections, luminosity and contrast, having installed image capture framework inside a dark room. In the second session we changed the capture place in order to introduce natural luminosity factor. This propitiates the appearance of heterogeneous images with respect to reflections, contrast, luminosity and focus problems. Images collected at this stage simulate the ones captured by a vision system without or with minimal active participation from the subjects, adding several noise problems. These images will be on the recognition stage compared to the ones collected during first session. |
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Methodology and Processing |
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Sources Statement |
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Data Access |
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Other Study Description Materials |
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Related Publications |
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Citation |
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Identification Number: |
10.1007/11553595_119 |
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Bibliographic Citation: |
UBIRIS: a noisy iris image database. Springer Lecture Notes in Computer Science – ICIAP 2005: 13th International Conference on Image Analysis and Processing, volume 1, pag. 970-977, Cagliari, Italy, September 6-8, 2005. DOI: 10.1007/11553595_119. |