Figure 2
![(a) An illustration of a non-local block with embedding Gaussian proposed in [48]. (b) Illustration of a light-weight self-attention module. Refer to the image caption for details.](https://emer.silverchair-cdn.com/emer/content_public/journal/atsip/12/5/10.1561_116.00000169/3/116.00000169002.png?Expires=1782948757&Signature=2iO3VtiT~Vu-robbQn-81zR~ldsHRTyFC5IfgBQr1oUJtkVsGXL8qIRlkkvclrQ-ofQTBVmKek1aTMuULWSzjzsTZoSbUOvOfegOx3UWESvxlpj61xTsS~22ehSXMxdf1eNpNa1NscLd~XjiDfy9P63Ybf5wKMpVoYX8wh0hNJ8PoqecQ~f78ZJ3r5kbazvCyA7ynobEJ-WB8-LZxWg52FkQeTUsNflBbhELQpeNFdxZITAu-m4Y0eQhnjmr7xHwtwEM5a7yFIQpEDeA5nlhYYf049pIyongke6pK4qwiGQOAVgKI9kgvFMFs3BY8OxX31K4ihDVuZXXocdWHLd6~g__&Key-Pair-Id=APKAIE5G5CRDK6RD3PGA)
(a) An illustration of a non-local block with embedding Gaussian proposed in [48]. (b) Illustration of a light-weight self-attention module.
(a) An illustration of a non-local block with embedding Gaussian proposed in [48]. (b) Illustration of a light-weight self-attention module.