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Robust Differentiable SVD [PDF]

open access: yesIEEE Transactions on Pattern Analysis and Machine Intelligence, 2022
Eigendecomposition of symmetric matrices is at the heart of many computer vision algorithms. However, the derivatives of the eigenvectors tend to be numerically unstable, whether using the SVD to compute them analytically or using the Power Iteration (PI) method to approximate them.
Wei Wang   +4 more
openaire   +3 more sources

Dimensionality Reduction: Challenges and Solutions [PDF]

open access: yesITM Web of Conferences, 2022
The use of dimensionality reduction techniques is a keystone for analyzing and interpreting high dimensional data. These techniques gather several data features of interest, such as dynamical structure, input-output relationships, the correlation between
Ahmad Noor, Nassif Ali Bou
doaj   +1 more source

SVD entanglement entropy

open access: yesJournal of High Energy Physics, 2023
Abstract In this paper, we introduce a new quantity called SVD entanglement entropy. This is a generalization of entanglement entropy in that it depends on two different states, as in pre- and post-selection processes. This SVD entanglement entropy takes non-negative real values and is bounded by the logarithm of the Hilbert space ...
Arthur J. Parzygnat   +3 more
openaire   +4 more sources

Perbandingan Model Generalized Ammi (Gammi) dengan Row Column Interaction Model pada Interaksi Genotipe dan Lingkungan

open access: yesJournal Focus Action of Research Mathematic, 2022
Model Generalized AMMI (GAMMI) merupakan perluasan dari model AMMI (Additive Main Effect and Multiplicative Interaction). Model GAMMI melibatkan konsep Generalized Linear Model (GLM) pada variabel responnya.
Kurnia Ahadiyah, Ardiana Fatma Dewi
doaj   +1 more source

Introducing a New Hybrid Adaptive Local Optimal Low Rank Approximation Method for Denoising Images [PDF]

open access: yesInternational Journal of Industrial Electronics, Control and Optimization, 2020
This paper aimed to formulate image noise reduction as an optimization problem and denoise the target image using matrix low rank approximation. Considering the fact that the smaller pieces of an image are more similar (more dependent) in natural images;
sadegh kalantari   +2 more
doaj   +1 more source

Deep K-SVD Denoising

open access: yesIEEE Transactions on Image Processing, 2021
This work considers noise removal from images, focusing on the well known K-SVD denoising algorithm. This sparsity-based method was proposed in 2006, and for a short while it was considered as state-of-the-art. However, over the years it has been surpassed by other methods, including the recent deep-learning-based newcomers.
Meyer Scetbon   +2 more
openaire   +3 more sources

A COURTYARD HOUSE – SIHEYUAN 四合院 AS THE DWELLING PLACE OF THE TRADITIONAL CHINESE FAMILY

open access: yesForum Teologiczne, 2020
A Chinese courtyard house, called in Chinese siheyuan, equipped with a single entrance and with one or more open courtyards encompassed by one-storey buildings, represents traditional house dwelling in China.
Zbigniew Wesołowski SVD
doaj   +1 more source

Content-based image retrieval using a fusion of global and local features

open access: yesETRI Journal, 2023
Color, texture, and shape act as important information for images in human recognition. For content-based image retrieval, many studies have combined color, texture, and shape features to improve the retrieval performance.
Hee Hyung Bu, Nam Chul Kim, Sung Ho Kim
doaj   +1 more source

Izravnava po metodi najmanjših kvadratov z upoštevanjem pogreškov pri neznankah (= Least-squares adjustment taking into account the errors in variables) [PDF]

open access: yesGeodetski Vestnik, 2021
In this article, we discuss the procedure for computing the values of the unknowns under the condition of the minimum sum of squares of the observation residuals (least-squares method), taking into account the errors in the unknowns.
Aleš Marjetič
doaj   +1 more source

Rolling Bearings Fault Diagnosis Method Integrating CEEMDAN-SVD and Cepstrum

open access: yesTaiyuan Ligong Daxue xuebao, 2021
Aiming at the non-stationary time-varying characteristics of rolling bearing fault signals, a fault diagnosis method for rolling bearings was proposed, which integrates complete ensemble empirical mode decomposition with adaptive noise (CEEMDAN ...
Jinni ZHENG, Jie BIAN
doaj   +1 more source

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