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cs.LG2021
New PCA-based Category Encoder for Cybersecurity and Processing Data in IoT Devices
Hamed Farkhari, Joseanne Viana, Luis Miguel Campos +2
Increasing the cardinality of categorical variables might decrease the overall performance of machine learning (ML) algorithms. This paper presents a novel computational preprocess…
eess.SP2021
A Generalized Space-Frequency Index Modulation Scheme for Downlink MIMO Transmissions with Improved Diversity
Vasco Velez, Joao Pedro Pavia, Nuno Souto +2
Multidimensional Index Modulations (IM) are a novel alternative to conventional modulations which can bring considerable benefits for future wireless networks. Within this scope, i…