Results 61 to 70 of about 8,378,989 (251)

Single image dehazing via decomposition and enhancement

open access: yesIET Image Processing
Hazy images suffer from two problems. The low contrast can be enhanced by estimating a transmission layer, and the colour cast can be restored by estimating an airlight.
Bo Gu   +3 more
doaj   +1 more source

Evidence for Holistic Representations of Ignored Images and Analytic Representations of Attended Images. [PDF]

open access: yesJournal of Experimental Psychology: Human Perception and Performance, 2004
According to the hybrid theory of object recognition (J. E. Hummel, 2001), ignored object images are represented holistically, and attended images are represented both holistically and analytically. This account correctly predicts patterns of visual priming as a function of translation, scale (B. J. Stankiewicz & J. E.
Davidoff, Jules B.   +2 more
openaire   +3 more sources

3D landmark‐based face restoration for recognition using variational autoencoder and triplet loss

open access: yesIET Biometrics, 2021
Restoration of a 3D face from the mesh image is highly demanded in computer vision applications. 3D face restoration is a challenging task due to the variation of expression, poses, intrinsic geometries, and textures.
Sahil Sharma, Vijay Kumar
doaj   +1 more source

Efficient high‐speed framework for sparse representation‐based iris recognition

open access: yesIET Biometrics, 2021
While various frameworks for iris recognition have been proposed, most lack efficiency and high speed. A new framework for iris recognition is presented that is both efficient and fast.
Michael Melek   +2 more
doaj   +1 more source

Unitary braid representations with finite image [PDF]

open access: yesAlgebraic & Geometric Topology, 2008
17 ...
Larsen, Michael, Rowell, Eric
openaire   +4 more sources

HOPF IMAGES AND INNER FAITHFUL REPRESENTATIONS [PDF]

open access: yesGlasgow Mathematical Journal, 2010
AbstractWe develop a general theory of Hopf image of a Hopf algebra representation, with the associated concept of inner faithful representation, modelled on the notion of faithful representation of a discrete group. We study several examples, including group algebras, enveloping algebras of Lie algebras, pointed Hopf algebras, function algebras ...
Banica, Teodor, Bichon, Julien
openaire   +2 more sources

Can Image Compression Rely on CLIP?

open access: yesIEEE Access
Coding algorithms are usually designed to faithfully reconstruct images, which limits the expected gains in compression. A new approach based on generative models allows for new compression algorithms that can reach drastically lower compression rates ...
Tom Bachard, Thomas Maugey
doaj   +1 more source

Kernel difference maximisation-based sparse representation for more accurate face recognition

open access: yesThe Journal of Engineering, 2020
Most methods for sparse representation are designed to be used in the original space. However, their performance is not always satisfactory especially when training samples are limited.
Lian Wu   +4 more
doaj   +1 more source

Automatic Face Recognition Based on Sparse Representation and Extended Transfer Learning

open access: yesIEEE Access, 2019
Sparse representation has exhibited excellent performance in face recognition. However, this method requires some areas for improvement, especially on insufficient face samples.
Zhi Liu   +5 more
doaj   +1 more source

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