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Improving photoacoustic imaging in low signal-to-noise ratio by using spatial and polarity coherence
To suppress the noise and sidelobe of photoacoustic images, a method is proposed combined with spatial coherence and polarity coherence. In this method, PA signals are delayed, multiplied, then performed polarity coherence, and finally summed. The polarity of delayed-and-multiplied signals rather th...
Autores principales: | , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Elsevier
2022
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9709228/ https://www.ncbi.nlm.nih.gov/pubmed/36466730 http://dx.doi.org/10.1016/j.pacs.2022.100427 |