[1] Boucouvalas A, Chatzimisios P, Ghassemlooy Z et al. Standards for indoor optical wireless communications[J]. IEEE Communications Magazine, 53, 24-31(2015). http://ieeexplore.ieee.org/xpls/icp.jsp?arnumber=7060515

[2] Singh C, John J, Singh Y N et al. A review of indoor optical wireless systems[J]. IETE Technical Review, 19, 3-17(2002).

[3] Yesilkaya A, Basar E, Miramirkhani F et al. Optical MIMO-OFDM with generalized LED index modulation[J]. IEEE Transactions on Communications, 65, 3429-3441(2017). http://ieeexplore.ieee.org/document/7915761/

[4] Gheth W, Rabie K M, Adebisi B et al. Performance analysis of integrated power-line/visible-light communication systems with AF relaying. [C]∥2018 IEEE Global Communications Conference (GLOBECOM), December 9-13, 2018, Abu Dhabi, United Arab Emirates. New York: IEEE, 18476212(2018).

[5] Kim B W, Jung S Y. Channel capacity of the distributed MIMO relay in visible light communication systems[J]. Photonic Network Communications, 34, 298-305(2017). http://link.springer.com/10.1007/s11107-017-0698-8

[6] Akbarpour-Kasgari A, Ardebilipour M. Pilot allocation approaches for channel estimation in MIMO relay networks[J]. IET Communications, 12, 2030-2037(2018). http://ieeexplore.ieee.org/document/8471909

[7] Chen Y, Yin H, Liu H L. Adaptive channel estimation for MIMO-OFDM visible light communication system[J]. Chinese Journal of Lasers, 43, 0906003(2016).

[8] Hong Y, Wu T S, Chen L K. On the performance of adaptive MIMO-OFDM indoor visible light communications[J]. IEEE Photonics Technology Letters, 28, 907-910(2016). http://ieeexplore.ieee.org/document/7378876/

[9] Jayanthi P N, Ravishankar S. Sparse channel estimation for MIMO-OFDM systems using compressed sensing. [C]∥2016 IEEE International Conference on Recent Trends in Electronics, Information & Communication Technology (RTEICT), May 20-21, 2016, Bangalore, India. New York: IEEE, 16582867(2016).

[10] Kolda T G, Bader B W. Tensor decompositions and applications[J]. SIAM Review, 51, 455-500(2009).

[11] Liu Y, Li S Z, Mu X M. Semi-blind channel estimation analysis of MIMO systems via tensor decompose[J]. Journal of Signal Processing, 32, 63-69(2016).

[12] Comon P. Luciani X, de Almeida A L F. Tensor decompositions, alternating least squares and other tales[J]. Journal of Chemometrics, 23, 393-405(2009).

[13] Naskovska K. Haardt M, de Almeida A L F. Generalized tensor contraction with application to Khatri-Rao coded MIMO OFDM systems. [C]∥2017 IEEE 7th International Workshop on Computational Advances in Multi-Sensor Adaptive Processing (CAMSAP), December 10-13, 2017, Curacao. New York: IEEE, 17630695(2017).

[14] Du J H, Lin H Y, Yuan C W et al. Channel estimation for multi-input multi-output relay systems using the PARATUCK2 tensor model[J]. IET Communications, 10, 995-1002(2016). http://ieeexplore.ieee.org/xpl/articleDetails.jsp?arnumber=7491649

[15] Fan L, Jia L J, Tao R et al. Distributed bias-compensated normalized least-mean squares algorithms with noisy input[J]. Science China Information Sciences, 61, 112210(2018). http://link.springer.com/article/10.1007/s11432-018-9461-3

[16] Halvorsen K. Bias compensated least squares estimate of the center of rotation[J]. Journal of Biomechanics, 36, 999-1008(2003).

[17] Na Z Y, Wang Y Y, Xiong M D et al. Modeling and throughput analysis of an ADO-OFDM based relay-assisted VLC system for 5 G networks[J]. IEEE Access, 6, 17586-17594(2018). http://ieeexplore.ieee.org/document/8320375/

[18] Zhao L, Peng K. Optimization of light source layout in indoor visible light communication based on white light-emitting diode[J]. Acta Optica Sinica, 37, 0706001(2017).

[19] Akbarpour-Kasgari A, Ardebilipour M. Probability-based pilot allocation for MIMO relay distributed compressed sensing channel estimation[J]. EURASIP Journal on Advances in Signal Processing, 2018, 18(2018). http://link.springer.com/10.1186/s13634-018-0539-7