X Luo, Y Yuan, S Chen, N Zeng… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
High-dimensional and sparse (HiDS) matrices are frequently found in various industrial applications. A latent factor analysis (LFA) model is commonly adopted to extract useful …
X Luo, Y Zhou, Z Liu, MC Zhou - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
A fast non-negative latent factor (FNLF) model for a high-dimensional and sparse (HiDS) matrix adopts a Single Latent Factor-dependent, Non-negative, Multiplicative and …
P Roy, C Chowdhury - Journal of Intelligent & Robotic Systems, 2021 - Springer
In the recent past, we have witnessed the adoption of different machine learning techniques for indoor positioning applications using WiFi, Bluetooth and other technologies. The …
W Njima, A Bazzi, M Chafii - IEEE access, 2022 - ieeexplore.ieee.org
Indoor localization techniques based on supervised learning deliver great performance accuracy while maintaining low online complexity. However, such systems require massive …
X Luo, M Zhou, Y Xia, Q Zhu - IEEE Transactions on Industrial …, 2014 - ieeexplore.ieee.org
Matrix-factorization (MF)-based approaches prove to be highly accurate and scalable in addressing collaborative filtering (CF) problems. During the MF process, the non-negativity …
X Luo, W Qin, A Dong, K Sedraoui… - IEEE/CAA Journal of …, 2020 - ieeexplore.ieee.org
A recommender system (RS) relying on latent factor analysis usually adopts stochastic gradient descent (SGD) as its learning algorithm. However, owing to its serial mechanism …
Non-negative latent factor (NLF) models can efficiently acquire useful knowledge from high- dimensional and sparse (HiDS) matrices filled with non-negative data. Single latent factor …
X Luo, MC Zhou, S Li, Z You, Y Xia… - IEEE transactions on …, 2015 - ieeexplore.ieee.org
Nonnegative matrix factorization (NMF)-based models possess fine representativeness of a target matrix, which is critically important in collaborative filtering (CF)-based recommender …
X Luo, Y Zhou, Z Liu, L Hu… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
A non-negative latent factor (NLF) model with a single latent factor-dependent, non-negative and multiplicative update (SLF-NMU) algorithm is frequently adopted to extract useful …