1 code implementation • 17 Jul 2023 • Denis C. Ilie-Ablachim, Bogdan Dumitrescu
In this paper we present new methods of anomaly detection based on Dictionary Learning (DL) and Kernel Dictionary Learning (KDL).
1 code implementation • 17 Jul 2023 • Denis C. Ilie-Ablachim, Bogdan Dumitrescu
In this paper we present new algorithms for training reduced-size nonlinear representations in the Kernel Dictionary Learning (KDL) problem.
1 code implementation • 17 Jul 2023 • Denis C. Ilie-Ablachim, Bogdan Dumitrescu
In this paper we present a new classification method based on Dictionary Learning (DL).
no code implementations • 13 Jul 2023 • Denis C. Ilie-Ablachim, Bogdan Dumitrescu, Cristian Rusu
This paper presents a kernelized version of the t-SNE algorithm, capable of mapping high-dimensional data to a low-dimensional space while preserving the pairwise distances between the data points in a non-Euclidean metric.
no code implementations • 24 Mar 2019 • Laurentiu Piciu, Andrei Damian, Nicolae Tapus, Andrei Simion-Constantinescu, Bogdan Dumitrescu
Predictive analytics systems are currently one of the most important areas of research and development within the Artificial Intelligence domain and particularly in Machine Learning.
no code implementations • 16 Sep 2015 • Paul Irofti, Bogdan Dumitrescu
Dictionary learning for sparse representations is traditionally approached with sequential atom updates, in which an optimized atom is used immediately for the optimization of the next atoms.