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Re:Show HN: Wave-based non-line-of-sight computational imagi... by pjc50 on Tuesday August 27, 2019 @04:31PM (#20814134)
Fairly sure I've seen an MIT paper on passive wifi imaging; including seeing humans through walls.
Re:Show HN: Wave-based non-line-of-sight computational imagi... by woadwarrior01 on Tuesday August 27, 2019 @04:38PM (#20814188)
Is this[1] the paper you're talking about?

[1]: https://www.mit.edu/~ty20663/SAR_files/Ralston_Charvat_Peabo...

Re:Show HN: Wave-based non-line-of-sight computational imagi... by pjc50 on Wednesday August 28, 2019 @05:36AM (#20818187)