Exploració per tema "JPEG"
Ara es mostren els items 1-13 de 13
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Calidad de Imagen de los Archivos JPEG
(Universitat Politècnica de Catalunya, 2012)
Treball Final de Grau
Accés restringit per acord de confidencialitat -
CBIR - Content based information retrieval in Optical Biopsies
(2010)
Text en actes de congrés
Accés restringit per política de l'editorialThe present paper describes the design and usage of an Internet medical image search engine based on the queryby-example paradigm and the multimedia standard ISO-15938-12:2008. The system, which allows combining Content ... -
Desarrollo multinivel de la competencia transversal de trabajo en equipo
(Universidad de Almería, 2016-07-05)
Comunicació de congrés
Accés obertUna de las principales novedades de los estudios de Grado y Postgrado es que el aprendizaje se establece en función de unas competencias que los alumnos de-ben alcanzar. Estas competencias, aparte de aspectos técnicos, ... -
Differential entropy of digital pictures
(Universitat Politècnica de Catalunya, 2015-07)
Treball Final de Grau
Accés obertEn el treball s'estudia la compressió JPEG i la seva possible utilitat com a clau en criptografia. Es fa mitjançant comparant les compressions JPEG d'imatges en RAW molt semblants. -
Embedding images in partially encrypted JPEG images
(Universitat Politècnica de Catalunya, 2016-05-26)
Treball Final de Grau
Accés obertThis thesis presents an algorithm and implementation to embed images into partially encrypted JPEG images by combining the information of both images. These partially encrypted JPEG images have been encrypted using the ... -
JPEG privacy and security framework for social networking and GLAM services
(2017-09-29)
Article
Accés obertCurrent image coding standards provide limited support for privacy and security features. An exception is the JPSEC standard, which defines security extensions in JPEG 2000 specifications (part 8). Notwithstanding this ... -
JPEG Universal metadata box format and jpeg linked media format: a reference software implementation
(Universitat Politècnica de Catalunya, 2022-01-31)
Treball Final de Grau
Accés obertFor each innovation in any industry, there is exhaustive work from experts groups which seek for an optimal version of it, which includes the minimal set of rules, patterns or references that ensure interchangeability, ... -
JPSearch: new international standard providing interoperable framework for image search and sharing
(2012-08)
Article
Accés restringit per política de l'editorialFor the last 15 years, there have been various research and great advances in the field of content-based search and retrieval of images. In this paper, we present an overview of the JPSearch Standard, which is a recently ... -
Privacidad en imágenes jpg mediante XACML
(Universitat Politècnica de Catalunya, 2016-01-19)
Treball Final de Grau
Accés obertEste trabajo propone una solución a la pérdida de privacidad de las imágenes JPEG mediante la inclusión de políticas de privacidad. Posteriormente se genera una petición de acceso a la imagen y un autorizador determina si ... -
Query formats for multimedia applications ISO/IEC 15938-12 (MPEG Query Format) & ISO/IEC 24800 (JPSearch)
(2009)
Text en actes de congrés
Accés restringit per política de l'editorialDigital images are being generated, distributed and stored worldwide at an ever increasing rate. This is increasing the urgency of solving and standardizing solutions for challenging questions surrounding image repositories. ... -
Reference software for JPEG privacy and security
(Universitat Politècnica de Catalunya, 2022-01-31)
Treball Final de Grau
Accés obertThe purpose of this project is to produce a first draft of a partial implementation of the reference software for the new JPEG privacy and security specification (JPEG P&S). Since JPEG P&S is based on the concept of the ... -
Specification and implementation of metadata for secure image provenance information
(Universitat Politècnica de Catalunya, 2022-07-07)
Projecte Final de Màster Oficial
Accés obertThe booming of AI tools capable of modifying images has equipped fake media producers with strong tools in their arsenal. Complementary to the efforts of implementing fake media detectors, research organizations are designing ... -
Towards standardized integration of images in the cloud of linked data
(Springer, 2013)
Text en actes de congrés
Accés restringit per política de l'editorialCurrently, there are several ways of describing and referring to images in RDF. This ambiguity results in a proliferation of vocabularies for image descriptions, complicating the cross-community data integration of information ...