NIA uses 3D mapping technique in Pahalgam terror attack probe. How does it work?

The National Investigation Agency (NIA) has intensified its probe into the Pahalgam terror attack, deploying advanced forensic tools such as 3D mapping. By combining technology with human analysis, the agency is creating a high-resolution 3D model of the site. The process uses LiDAR, drone surveillance, and photogrammetry to produce detailed and accurate visuals of the location

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