NOMA Joint Channel Estimation and Signal Detection Using Rotational Invariant Codes and GMM-Based Clustering.
Ayoob SalariMahyar ShirvanimoghaddamMuhammad Basit ShahabYonghui LiSarah JohnsonPublished in: IEEE Commun. Lett. (2022)
Keyphrases
- signal detection
- rotational invariant
- channel estimation
- communication systems
- gaussian mixture model
- multipath
- unsupervised learning
- k means
- spectral clustering
- fading channels
- frequency selective
- ofdm system
- error correction
- texture segmentation
- low signal to noise ratio
- background subtraction
- object detection
- feature vectors