Low SNR Multi-Emitter Signal Sorting and Recognition Method Based on Low-Order Cyclic Statistics CWD Time-Frequency Images and the YOLOv5 Deep Learning Model.
Dingkun HuangXiaopeng YanXinhong HaoJian DaiXinwei WangPublished in: Sensors (2022)
Keyphrases
- low snr
- high order
- low order
- object recognition
- probabilistic model
- similarity measure
- segmentation method
- higher order
- objective function
- deep learning
- edge detection
- test images
- cross correlation
- markov model
- color histogram
- input image
- unsupervised learning
- optimization procedure
- small number
- image processing
- segmentation algorithm
- energy function
- maximum entropy
- gaussian distribution
- multiple images
- frequency domain
- linear combination
- graph cuts
- noise model
- wavelet transform
- pairwise
- machine learning