Results 31 to 40 of about 523,420 (188)

Online Graph Dictionary Learning

open access: yes, 2021
Dictionary learning is a key tool for representation learning, that explains the data as linear combination of few basic elements. Yet, this analysis is not amenable in the context of graph learning, as graphs usually belong to different metric spaces. We fill this gap by proposing a new online Graph Dictionary Learning approach, which uses the Gromov ...
Vincent-Cuaz, Cédric   +4 more
openaire   +3 more sources

Efficient Approximate Online Convolutional Dictionary Learning

open access: yesIEEE Transactions on Computational Imaging, 2023
Most existing convolutional dictionary learning (CDL) algorithms are based on batch learning, where the dictionary filters and the convolutional sparse representations are optimized in an alternating manner using a training dataset. When large training datasets are used, batch CDL algorithms become prohibitively memory-intensive.
Farshad G. Veshki, Sergiy A. Vorobyov
openaire   +2 more sources

Adapting a Historical Dictionary for the Modern Online User: The Case of the Dictionary of South African English on Historical Principles's Presentation and Navigation Features

open access: yesLexikos, 2016
A collaboration between the Dictionary Unit for South African English (DSAE) and Stellenbosch University (SU) was initiated in 2016 to address the structure, layout and functionality of the online Dictionary of South African English on Historical ...
André Du Plessis, Tim Van Niekerk
doaj   +1 more source

Bytes, Words, Texts: The Anglo-Norman Dictionary and its Text-Base

open access: yesDigital Medievalist, 2012
This paper summarizes how the Anglo-Norman Dictionary project has developed from an originally paper-based and print dictionary, to a fully digital, freely available online resource, comprising not only the Dictionary itself, but a substantial text-base ...
David Trotter
doaj   +1 more source

Kamusku Application as a Media in Reading Online English News

open access: yesJournal of English Language Teaching Fakultas Pendidikan Bahasa dan Seni Program Studi Pendidikan Bahasa Inggris IKIP Mataram, 2023
This study aims to find out the students’ perceptions in using the application of the English Dictionary "Kamusku" as a media in reading online English news can make them feel more easier in learning vocabulary and understand the English online news well.
Ari Astutik, Yulis Setyowati
doaj   +1 more source

A Novel Hyperspectral Endmember Extraction Algorithm Based on Online Robust Dictionary Learning

open access: yesRemote Sensing, 2019
Due to the sparsity of hyperspectral images, the dictionary learning framework has been applied in hyperspectral endmember extraction. However, current endmember extraction methods based on dictionary learning are not robust enough in noisy environments.
Xiaorui Song, Lingda Wu
doaj   +1 more source

Online group-structured dictionary learning [PDF]

open access: yesCVPR 2011, 2011
We develop a dictionary learning method which is (i) online, (ii) enables overlapping group structures with (iii) non-convex sparsity-inducing regularization and (iv) handles the partially observable case. Structured sparsity and the related group norms have recently gained widespread attention in group-sparsity regularized problems in the case when ...
Zoltan Szabo   +2 more
openaire   +1 more source

'n Model vir 'n aanlyn GIS-vakwoordeboek

open access: yesLexikos, 2020
A Model for an Online Specialized Dictionary for GIS.As part of a MA study completed at Stellenbosch University, a model for an online specialized dictionary for GIS was developed to address three problems.
Lize-Mari Theron
doaj   +1 more source

Designing a multilingual dictionary of genetic terms (English, French, German and Spanish) for the European Portal Eurogene and the International Scientific Community [PDF]

open access: yes, 2014
In the framework of the DICGENETIC Project Applying Information Technologies to Designing an English-French-German-Spanish Dictionary of Genetic Terms, financed by the Regional Government of Castilla y León, the distinguished research group team ...
Cuéllar Lázaro, Carmen   +2 more
core   +3 more sources

Trainlets: Dictionary Learning in High Dimensions

open access: yes, 2016
Sparse representations has shown to be a very powerful model for real world signals, and has enabled the development of applications with notable performance.
Elad, Michael   +3 more
core   +1 more source

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