Our study proposes a novel embedding method, Wide-Value-Embeddings (WVEmbs), for processing Pulse Descriptor Words (PDWs) as normalized inputs to neural networks. This method adapts to the distribution of interleaved radar signals, ranking original signal features from trivial to useful and stabilizing the learning process. To address the imbalance in radar signal interleaving, we introduce a value dimension masking method on WVEmbs, which automatically and efficiently generates challenging samples, and constructs interleaving scenarios, thereby compelling the model to learn robust features. Experimental results demonstrate that our method is an efficient end-to-end approach, achieving high-granularity, sample-level pulse sorting for high-density interleaved radar pulse sequences in complex and non-ideal environments.
View on arXiv@article{hu2025_2503.13480,
title={ WVEmbs with its Masking: A Method For Radar Signal Sorting },
author={ Xianan Hu and Fu Li and Kairui Niu and Peihan Qi and Zhiyong Liang },
journal={arXiv preprint arXiv:2503.13480},
year={ 2025 }
}