I1
A. Ang, Waqas Hamed, Hans De Sterck,
''Sum-of-norms regularized Nonnegative Matrix Factorization''
arXiv

I2
Flavia Esposito, A. Ang,
"Chordal-NMF with Riemannian Multiplicative Update"
arXiv

I3
Laura Selicato, Flavia Esposito, Andersen Ang, Nicoletta Del Buonob, Rafal Zdunekd,
"Sparse Hyperparametric Itakura-Saito NMF via Bi-Level Optimization"
arXiv

I4
Flavia Esposito, A. Ang,
"Riemannian Multiplicative Update for Sparse Simplex constraint using oblique rotation manifold"
arXiv

J7
X Huang, A. Ang, K Huang, J. Zhang, Y. Wang,
''Inhomogeneous graph signal estimation via a penalty''
IEEE Transactions on Signal and Information Processing over Networks, 2025
DOI | arXiv

J6
A. Ang, Hans De Sterck, Steve Vavasis, ''MGProx: A nonsmooth multigrid proximal gradient method with adaptive restriction for strongly convex optimization''
SIAM Journal on Optimization 34 (3), 2788-2820, 2024
DOI | arXiv | Matlab (to be updated) | Slide

J5
A.M.S. Ang, J.E. Cohen, N. Gillis, L.T.K. Hien,
‘‘Accelerating Block Coordinate Descent for Nonnegative Tensor Factorization’’,
Numerical Linear Algebra with Applications, 2021
DOI | arXiv | Matlab

J4
V. Leplat, N. Gillis and A.M.S. Ang,
‘‘Blind Audio Source Separation with Minimum-Volume Beta-Divergence NMF’’,
IEEE Transaction on Signal Processing, 2020
DOI | arXiv | Matlab | video

J3
A.M.S. Ang and N. Gillis,
‘‘Algorithms and Comparisons of Non-negative Matrix Factorization with Volume Regularization for Hyperspectral Unmixing’’,
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2019
DOI | arXiv

J2
A.M.S. Ang and N. Gillis,
‘‘Accelerating Nonnegative Matrix Factorization Algorithms using Extrapolation’’,
Neural Computation, 2019
DOI | arXiv | Matlab

J1
J.F. Wu, A.M.S. Ang, Z.G. Zhang, K.M. Tsui, H.C. Wu, Y.S. Hung, S.C. Chan,
‘‘Efficient Implementation and Design of A New Single-Channel Electrooculography-based Human-Machine Interface System“,
IEEE Transactions on Circuits and Systems II: Express Briefs, 2015
DOI

C13
V. Leplat, A Phan, A. Ang,
''Inexact higher-order proximal algorithms for tensor factorization'', IEEE SSP2023
DOI | pdf | poster

C12
A. Ang, J. Ma, N. Liu, K. Huang, Y. Wang,
‘‘Fast Projection onto the Capped Simplex with Applications to Sparse Regression in Bioinformatics’’
NeurIPS21, Dec. 6-14, 2021, virtual
pdf | arXiv | slideLive

C11
A. Ang, V. Leplat, N. Gillis,
‘‘Fast algorithm for complex-NMF with application to source separation’’
EUSIPCO21, Aug. 23-27, 2021, virtual
pdf | Matlab | video

C10
O. V. Thanh, A. Ang, N. Gillis, L.T.K. Hien,
‘‘Inertial Majorization-Minimization Algorithm for Minimum-Volume NMF’’
EUSIPCO21, Aug. 23-27, 2021, virtual
pdf | Matlab

C9
A.M.S. Ang, N. Gillis, A. Vandaele, H. De Sterck,
‘‘Nonnegative Unimodal Matrix Factorization’’,
ICASSP21, June 6-11, 2021, virtual
DOI | pdf | video

C8
A.M.S. Ang, J.E. Cohen, L.T.K. Hien and N. Gillis,
‘‘Extrapolated Alternating Algorithms for Approximate Canonical Polyadic Decomposition’’,
ICASSP 2020, May 4-8, 2020, virtual
DOI | pdf | HAL | Matlab | video | slide
(update 2020 09 24) Errata in the paper, presentation video and the slide: in line 9 of Algorithm 2, the ‘‘max’’ should be ‘‘min’’, and there should be a multiplying in the update of .

C7
V. Leplat, N. Gillis, X. Siebert, A.M.S. Ang,
‘‘Séparation aveugle de sources sonores par factorization en matrices positives avec pénalité sur le volume du dictionnaire’’,
GRETSI2019, Aug. 26-29, 2019, Lille, France
pdf (in French)

C6
A. Ang, J.E. Cohen, N. Gillis,
‘‘Accelerating Approximate Nonnegative Canonical Polyadic Decomposition using Extrapolation’’,
GRETSI2019, Aug. 26-29, 2019, Lille, France
pdf | HAL | Matlab

C5
V. Leplat, A.M.S. Ang, N. Gillis,
‘‘Minimum-Volume Rank-Deficient Nonnegative Matrix Factorizations’’,
ICASSP2019, May 12-17, 2019, Brighton, UK
DOI | pdf | Matlab

C4
A.M.S. Ang and N. Gillis,
‘‘Volume regularized Non-negative Matrix Factorizations’’,
IEEE WHISPERS 2018, Sep. 23-26, 2018, Amsterdam, Netherlands
DOI | pdf | slide

C3
C.U. Lei, Y.C.A. Yeung, T.T.O. Kwok, R. Lau and A. Ang,
‘‘Leveraging videos and forums for small-class learning experience in a MOOC environment’’,
IEEE TALE 2016, Dec. 7-9, 2016, Bangkok, Thailand
DOI | pdf

C2
A.M.S. Ang, Y.S. Hung, Z. Zhang,
‘‘A Non-negative Tensor Factorization Approach to Feature Extraction for Image Analysis’’,
IEEE DSP 2016, Oct. 16-18, 2016, Beijing, China
DOI | pdf

C1
A.M.S. Ang, Z.G. Zhang, Y.S. Hung and J.N.F. Mak,
‘‘A User-friendly Wearable Single-channel EOG-based Human-Computer Interface for Cursor Control’’,
IEEE/EMBS NER2015, Apr. 22-24, 2015, Montpellier, France
DOI | pdf

Ph.D (Doctorat en sciences de lingénieur et technologie)
A.M.S. Ang,
‘‘Nonnegative Matrix and Tensor Factorizations: Models, Algorithms and Applications’’,
Université de Mons, 2020
Thesis | Errata | Public defence slide | Public defence video

M.Phil (Biomedical Engineering)
A.M.S. Ang,
‘‘Non-negative Matrix and Tensor Factorization with Applications to Feature Extractions’’,
University of Hong Kong, 2016
Thesis

B.Eng (Electronic and Communication Engineering)
A.M.S. Ang,
‘‘Single Channel Hybrid EEG/EOG-based Brain Computer Interface’’,
University of Hong Kong, 2014