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961
Sparse nested Markov models with log-linear parameters
Published 2013“…Placing such limits is similar in spirit to sparsity methods for undirected graphical models, and regression models. …”
Conference item -
962
An efficient and accurate decomposition of the Fermi operator.
Published 2008“…It lends itself naturally to linear scaling as soon as the sparsity of the system's density matrix is exploited. …”
Journal article -
963
COSMO: A conic operator splitting method for convex conic problems
Published 2021“…Moreover, the solver uses chordal decomposition techniques and a new clique merging algorithm to effectively exploit sparsity in large, structured semidefinite programs. …”
Journal article -
964
On Sparse‚ Spectral and Other Parameterizations of Binary Probabilistic Models
Published 2012“…We show that the spectral parameterization, along with the canonical, has the best performance and sparsity levels, while the spectral does not depend on any particular reference state. …”
Journal article -
965
<italic>I</italic><sub><italic>ϵ</italic>+</sub>LGEA: A Learning-Guided Evolutionary Algorithm Based on <italic>I</italic><sub><italic>ϵ</italic>+</sub> Indicator for Portfolio Opt...
Published 2023-09-01“…The new model has practical constraints which involve the sparsity and irregularity of variables and make it challenging to be solved by traditional Multi-Objective Evolutionary Algorithms (MOEAs). …”
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Article -
966
A Sparse Denoising-Based Super-Resolution Method for Scanning Radar Imaging
Published 2021-07-01“…However, for some targets with typical shapes, the strong sparsity of the <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msub><mi>L</mi><mn>1</mn></msub></semantics></math></inline-formula> norm treats them as strong-point targets, resulting in the loss of shape characteristics. …”
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Article -
967
Sparse Macro-track Transport Acceleration Method for 3-D Pebble-bed Geometry
Published 2024-03-01“…Excellent speedup ratio can be obtained by setting the sparsity to 3-5, the macro-track length to around 2.0 cm, the acceleration iteration steps limit to 20-60. …”
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Article -
968
Performance Analysis of Sparse Matrix-Vector Multiplication (SpMV) on Graphics Processing Units (GPUs)
Published 2020-10-01“…No single SpMV storage or computation scheme provides consistent and sufficiently high performance for all matrices due to their varying sparsity patterns. An extensive literature review reveals that the performance of SpMV techniques on GPUs has not been studied in sufficient detail. …”
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Article -
969
On the Relationship Between Universal Adversarial Attacks and Sparse Representations
Published 2023-01-01“…In this article, we aim at explaining this vulnerability through the framework of sparsity. We show the connection between adversarial attacks and sparse representations, with a focus on explaining the universality and transferability of adversarial examples in neural networks. …”
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Article -
970
Anomaly Detection in Multichannel Data Using Sparse Representation in RADWT Frames
Published 2021-06-01“…Then we perform AD imposing a double penalty on the multiple regression model we obtained, promoting group sparsity both on the regression coefficients and on the anomalies. …”
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Article -
971
Sparse Damage Detection with Complex Group Lasso and Adaptive Complex Group Lasso
Published 2022-04-01“…Sparsity-based methods have recently come to the foreground of damage detection applications posing a robust and efficient alternative for traditional approaches. …”
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Article -
972
A New Framework for the Harmonic Balance Method in OpenFOAM
Published 2022-04-01“…The Harmonic Balance Method is one of the most commonly employed Reduced Order Models for turbomachinery calculations, since it leverages the signal sparsity in the frequency domain to cast the transient equations into a coupled set of steady-state ones. …”
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Article -
973
Finite-rate sparse quantum codes aplenty
Published 2023-04-01“…This framework allows us to enforce stabilizer commutation, $X/Z$ balancing, finite rate, sparsity, and maximum-degree constraints simultaneously in a CSP that we can then solve numerically. …”
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Article -
974
A Matlab Toolbox for Extended Dynamic Mode Decomposition Based on Orthogonal Polynomials and p-q Quasi-Norm Order Reduction
Published 2022-10-01“…An important question at this stage is the selection of basis functions to construct the observable functions, which in turn is determinant of the sparsity and efficiency of the approximation. In this study, attention is focused on orthogonal polynomial expansions and an order-reduction procedure called p-q quasi-norm reduction. …”
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Article -
975
Less is More: Mitigate Spurious Correlations for Open-Domain Dialogue Response Generation Models by Causal Discovery
Published 2023-05-01“…The classifier is trained by a constrained self-training method, coined ConSTrain, to overcome data sparsity. The experimental results based on both human and automatic evaluation show that our method significantly outperforms the competitive baselines in terms of relevance, informativeness, and fluency.…”
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Article -
976
G2S3: A gene graph-based imputation method for single-cell RNA sequencing data.
Published 2021-05-01“…However, prevalent dropout events result in high data sparsity and noise that may obscure downstream analyses in single-cell transcriptomic studies. …”
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Article -
977
A New Hybrid Collaborative Recommender Using Semantic Web Technology and Demographic data
Published 2016-06-01“…Regardless of its success in many application domains, CF has main limitations such as sparsity, scalability and new user/item problems. As new direction, semantic-based recommenders have emerged that deal with the semantic information of items. …”
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Article -
978
Resource Allocation for Network Slicing in RAN Using Case-Based Reasoning
Published 2022-12-01“…In the matching process, the k-nearest neighbors (KNN) algorithm is used to retrieve similar cases, the nearest <i>k</i> neighbors being determined by considering sparsity reduction and locality-preserving projections. …”
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Article -
979
A Real-Time Fuzzy Load Flow and Contingency Analysis Based on Gaussian Distribution System
Published 2015-08-01“…The FLF method using Gaussian membership function requires less number of iterations and less computing time than that required in the FLF method using triangular membership function. Using sparsity technique for the input Ybus sparse matrix data gives reduction in overall computation time and storage requirements. …”
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Article -
980
Pragmatic Micrometre to Millimetre Calibration Using Multiple Methods for Low-Coherence Interferometer in Embedded Metrology Applications
Published 2021-07-01“…Additionally, the impact of dataset sparsity is shown along with the effect of using a singular calibration dataset for system performance when operating across different media.…”
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Article