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Scopus Author ID: 6603839944
ResearcherID: B-5839-2011

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Romania

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University Politehnica of Bucharest: Bucharest, RO

1990 to present | prof. (Automatic Control and Computers)
Employment
Source: Self-asserted source
Bogdan Dumitrescu

Works (50 of 91)

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Page 1 of 2

Anomaly Detection With Infinite Set Dictionary Learning and Atom Dimension Adaptation

IEEE Access
2025 | Journal article
DOI: 10.1109/ACCESS.2025.3544748
Contributors: Andra Băltoiu; Denis C. Ilie-Ablachim; Bogdan Dumitrescu
Source: check_circle
Crossref

SimCDL: A Simple Framework for Contrastive Dictionary Learning

Applied Sciences
2024-11-05 | Journal article
DOI: 10.3390/app142210082
Contributors: Denis C. Ilie-Ablachim; Bogdan Dumitrescu
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Dictionary learning with cone atoms and application to anomaly detection

Signal Processing
2024-06 | Journal article
DOI: 10.1016/j.sigpro.2024.109398
Contributors: Andra Băltoiu; Denis C. Ilie-Ablachim; Bogdan Dumitrescu
Source: check_circle
Crossref

Sparse Representation with Gaussian Atoms and its use in Anomaly Detection

IEEE Open Journal of Signal Processing
2023 | Journal article
DOI: 10.1109/OJSP.2023.3344313
Contributors: Denis C. Ilie-Ablachim; Andra Băltoiu; Bogdan Dumitrescu
Source: check_circle
Crossref

HyperDE: An Adaptive Hyper-Heuristic for Global Optimization

Algorithms
2023-09-20 | Journal article
DOI: 10.3390/a16090451
Contributors: Alexandru-Razvan Manescu; Bogdan Dumitrescu
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Incoherent frames design and dictionary learning using a distance barrier

Signal Processing
2023-08 | Journal article
DOI: 10.1016/j.sigpro.2023.109019
Contributors: Denis C. Ilie-Ablachim; Bogdan Dumitrescu
Source: check_circle
Crossref

Anomaly Detection in Graphs of Bank Transactions for Anti Money Laundering Applications

IEEE Access
2022 | Journal article
DOI: 10.1109/ACCESS.2022.3170467
Contributors: Bogdan Dumitrescu; Andra Baltoiu; Stefania Budulan
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Crossref

Multivariate Time Series Imputation: An Approach Based on Dictionary Learning

Entropy
2022-07-31 | Journal article
DOI: 10.3390/e24081057
Contributors: Xiaomeng Zheng; Bogdan Dumitrescu; Jiamou Liu; Ciprian Doru Giurcăneanu
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grade
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Linear Prediction-Based DOA Estimator in Non-Uniform Noise

Circuits, Systems, and Signal Processing
2021-05-03 | Journal article
DOI: 10.1007/s00034-020-01587-4
Contributors: Fateme Shafiee; Alimorad Mahmoudi; Bogdan Dumitrescu
Source: check_circle
Crossref

Sparse Bayesian learning algorithm for separable dictionaries

Digital Signal Processing
2021-04 | Journal article
DOI: 10.1016/j.dsp.2021.102990
Contributors: Andra Băltoiu; Bogdan Dumitrescu
Source: check_circle
Crossref

DOA estimation in the autocorrelation domain for coprime array

Digital Signal Processing
2021-03 | Journal article
DOI: 10.1016/j.dsp.2020.102940
Contributors: Kimia Hamouleh Kheirollahpour; Alimorad Mahmoudi; Bogdan Dumitrescu
Source: check_circle
Crossref

Feasibility Pump Algorithm for Sparse Representation under Gaussian Noise

Algorithms
2020-04-09 | Journal article
DOI: 10.3390/a13040088
Contributors: Florin Ilarion Miertoiu; Bogdan Dumitrescu
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Adaptive-Size Dictionary Learning Using Information Theoretic Criteria

Algorithms
2019-08-25 | Journal article
DOI: 10.3390/a12090178
Contributors: Bogdan Dumitrescu; Ciprian Doru Giurcăneanu
Source: check_circle
Crossref

Feasibility Pump Algorithm for Sparse Representation under Laplacian Noise

Mathematical Problems in Engineering
2019-01 | Journal article
DOI: 10.1155/2019/5615243
Contributors: Florin Ilarion Miertoiu; Bogdan Dumitrescu; Benjamin Ivorra
Source: check_circle
Crossref

Regularized K-SVD

IEEE Signal Processing Letters
2017 | Journal article
DOI: 10.1109/LSP.2017.2657605
Contributors: Bogdan Dumitrescu; Paul Irofti
Source: check_circle
Crossref

Adaptive Randomized Coordinate Descent for Sparse Systems: Lasso and Greedy Algorithms

IEEE Transactions on Signal Processing
2015 | Journal article
DOI: 10.1109/TSP.2015.2436369
EID:

2-s2.0-84934311735
Contributors: Onose, A.; Dumitrescu, B.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Heuristic-driven graph wavelet modeling of complex terrain

Proceedings of SPIE - The International Society for Optical Engineering
2015 | Conference paper
DOI: 10.1117/12.2179132
EID:

2-s2.0-84925428240
Contributors: Cioacə, T.; Dumitrescu, B.; Stupariu, M.-S.; Pətru-Stupariu, I.; Nəpəruş, M.; Stoicescu, I.; Peringer, A.; Buttler, A.; Golay, F.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Predictive LSF computation

European Signal Processing Conference
2015 | Conference paper
EID:

2-s2.0-84937054183
Contributors: Dumitrescu, B.; Tabus, I.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Adaptive randomized coordinate descent for solving sparse systems

European Signal Processing Conference
2014 | Conference paper
EID:

2-s2.0-84911872531
Contributors: Onose, A.; Dumitrescu, B.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

An initialization strategy for the dictionary learning problem

ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings
2014 | Conference paper
DOI: 10.1109/ICASSP.2014.6854903
EID:

2-s2.0-84905252114
Contributors: Rusu, C.; Dumitrescu, B.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Explicit shift-invariant dictionary learning

IEEE Signal Processing Letters
2014 | Journal article
DOI: 10.1109/LSP.2013.2288788
EID:

2-s2.0-84888082219
Contributors: Rusu, C.; Dumitrescu, B.; Tsaftaris, S.A.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

GPU parallel implementation of the approximate K-SVD algorithm using OpenCL

European Signal Processing Conference
2014 | Conference paper
EID:

2-s2.0-84911933138
Contributors: Irofti, P.; Dumitrescu, B.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

On the relation between the randomized extended Kaczmarz algorithm and coordinate descent

BIT Numerical Mathematics
2014 | Journal article
DOI: 10.1007/s10543-014-0526-9
EID:

2-s2.0-84916897673
Contributors: Dumitrescu, B.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Optimization with sums of exponentials and applications

ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings
2014 | Conference paper
DOI: 10.1109/ICASSP.2014.6853620
EID:

2-s2.0-84905229109
Contributors: Dumitrescu, B.; Sicleru, B.C.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Adaptive matching pursuit using coordinate descent and double residual minimization

Signal Processing
2013 | Journal article
DOI: 10.1016/j.sigpro.2013.05.001
EID:

2-s2.0-84879032812
Contributors: Onose, A.; Dumitrescu, B.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Block orthonormal overcomplete dictionary learning

European Signal Processing Conference
2013 | Conference paper
EID:

2-s2.0-84901371823
Contributors: Rusu, C.; Dumitrescu, B.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Distributed coordinate descent using adaptive matching pursuit

ISPACS 2013 - 2013 International Symposium on Intelligent Signal Processing and Communication Systems
2013 | Conference paper
DOI: 10.1109/ISPACS.2013.6704605
EID:

2-s2.0-84894216077
Contributors: Onose, A.; Dumitrescu, B.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Greedy sparse spectral factorization using reduced-size Gram matrix parameterization

European Signal Processing Conference
2013 | Conference paper
EID:

2-s2.0-84901319588
Contributors: Sicleru, B.C.; Dumitrescu, B.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Group greedy RLS sparsity estimation via information theoretic criteria

Proceedings - 19th International Conference on Control Systems and Computer Science, CSCS 2013
2013 | Conference paper
DOI: 10.1109/CSCS.2013.26
EID:

2-s2.0-84883363268
Contributors: Onose, A.; Dumitrescu, B.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Likelihood based combining of subband estimates for wideband DOA

International Symposium on Image and Signal Processing and Analysis, ISPA
2013 | Conference paper
EID:

2-s2.0-84896333223
Contributors: Helin, P.; Dumitrescu, B.; Astola, J.; Tabus, I.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

POS3POLY-a MATLAB preprocessor for optimization with positive polynomials

Optimization and Engineering
2013 | Journal article
DOI: 10.1007/s11081-012-9190-6
EID:

2-s2.0-84878751041
Contributors: Şicleru, B.C.; Dumitrescu, B.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Sparse total least squares: Analysis and greedy algorithms

Linear Algebra and Its Applications
2013 | Journal article
DOI: 10.1016/j.laa.2012.10.032
EID:

2-s2.0-84872418417
Contributors: Dumitrescu, B.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Cyclic adaptive matching pursuit

ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings
2012 | Conference paper
DOI: 10.1109/ICASSP.2012.6288731
EID:

2-s2.0-84867607617
Contributors: Onose, A.; Dumitrescu, B.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Greedy sparse RLS

IEEE Transactions on Signal Processing
2012 | Journal article
DOI: 10.1109/TSP.2012.2187285
EID:

2-s2.0-84859985295
Contributors: Dumitrescu, B.; Onose, A.; Helin, P.; Tǎbuş, I.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Iterative reweighted l 1 design of sparse FIR filters

Signal Processing
2012 | Journal article
DOI: 10.1016/j.sigpro.2011.09.031
EID:

2-s2.0-83955164218
Contributors: Rusu, C.; Dumitrescu, B.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Least-squares design of 2-D sparse nonseparable filter banks using transformation of variables: A greedy approach

European Signal Processing Conference
2012 | Conference paper
EID:

2-s2.0-84869751827
Contributors: Şicleru, B.C.; Dumitrescu, B.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Low complexity approximate cyclic adaptive matching pursuit

European Signal Processing Conference
2012 | Conference paper
EID:

2-s2.0-84869763802
Contributors: Onose, A.; Dumitrescu, B.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Stagewise K-SVD to design efficient dictionaries for sparse representations

IEEE Signal Processing Letters
2012 | Journal article
DOI: 10.1109/LSP.2012.2209871
EID:

2-s2.0-84864702364
Contributors: Rusu, C.; Dumitrescu, B.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

FIR filter optimization with POS3POLY in CVX

European Signal Processing Conference
2011 | Conference paper
EID:

2-s2.0-84863759921
Contributors: Şicleru, B.C.; Dumitrescu, B.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

MIMO FIR lowpass filter design for spatially interconnected systems using a Bounded Real Lemma approach

UPB Scientific Bulletin, Series C: Electrical Engineering
2011 | Journal article
EID:

2-s2.0-80052117531
Contributors: Şicleru, B.C.; Dumitrescu, B.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Sliding window greedy RLS for sparse filters

ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings
2011 | Conference paper
DOI: 10.1109/ICASSP.2011.5947208
EID:

2-s2.0-80051618966
Contributors: Onose, A.; Dumitrescu, B.; Tǎbuş, I.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

A moulding technique for the design of 2-D nearly orthogonal filter banks

IEEE Signal Processing Letters
2010 | Journal article
DOI: 10.1109/LSP.2009.2038250
EID:

2-s2.0-78149264549
Contributors: Dumitrescu, B.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Delay-independent stabilization of linear discrete-time systems with uncertain delay

Control Engineering and Applied Informatics
2010 | Journal article
EID:

2-s2.0-79957814360
Contributors: Dumitrescu, B.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Greedy RLS for sparse filters

European Signal Processing Conference
2010 | Conference paper
EID:

2-s2.0-84859983815
Contributors: Dumitrescu, B.; Tǎbuş, I.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Least squares design of three-dimensional filter banks using transformation of variables

ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings
2010 | Conference paper
DOI: 10.1109/ICASSP.2010.5495891
EID:

2-s2.0-78049359641
Contributors: Şicleru, B.C.; Dumitrescu, B.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Optimization of the higher density discrete wavelet transform and of its dual tree

IEEE Transactions on Signal Processing
2010 | Journal article
DOI: 10.1109/TSP.2009.2032449
EID:

2-s2.0-74949120333
Contributors: Dumitrescu, B.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Positive hybrid real-trigonometric polynomials and applications to adjustable filter design and absolute stability analysis

Circuits, Systems, and Signal Processing
2010 | Journal article
DOI: 10.1007/s00034-010-9177-5
EID:

2-s2.0-78649546569
Contributors: Dumitrescu, B.; Şicleru, B.C.; Ştefan, R.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Bounded real LEMMA for multivariate trigonometric matrix polynomials and FIR filter design applications

European Signal Processing Conference
2009 | Conference paper
EID:

2-s2.0-80052128328
Contributors: Dumitrescu, B.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Computing the controllability radius: A semi-definite programming approach

IET Control Theory and Applications
2009 | Journal article
DOI: 10.1049/iet-cta.2008.0169
EID:

2-s2.0-65949121842
Contributors: Dumitrescu, B.; Şicleru, B.C.; Ştefan, R.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier

Delay-dependent stability analysis of neutral systems using positive polynomials optimization

IFAC Proceedings Volumes (IFAC-PapersOnline)
2009 | Conference paper
EID:

2-s2.0-79960947690
Contributors: Dumitrescu, B.; Şicleru, B.; Ştefan, R.
Source: Self-asserted source
Bogdan Dumitrescu via Scopus - Elsevier
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Peer review (2 reviews for 2 publications/grants)

Review activity for Circuits, systems, and signal processing (1)
Review activity for Signal processing. (1)
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