
pulmencr
@pulmencr • 1,404 subscribers
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A guy just turned standard home Wi-Fi into a radar that sees through walls. Over 62,000 stars on GitHub for a system that tracks humans without using a single camera lens. It doesn’t just know you’re there. Watch what happens when a person lies down on a bed in another room. The AI instantly maps their exact posture, tracks their breathing, and calculates their heartbeat in real-time. No optical surveillance, no privacy leaks - it just analyzes how your body disrupts ordinary radio waves. The whole thing runs on a tiny $5 microchip. Traditional security requires a direct line of sight and invades your personal space. Now, your Wi-Fi router is a camera that sees through solid brick.
pulmencr1,841,556 次观看 • 2 个月前

A 19-year-old student built a little robot that goes to lectures and takes notes so they can sleep in class It is a tiny screen with an animated smiley face, sitting on a 3D-printed stickman body You just tap its face at the start of class It listens through a built-in mic, records the professor, and as soon as class ends, turns the entire lecture into a structured summary right on the display Under the hood, it runs on an ESP32 microcontroller, an OLED screen, a small battery, and an SD card The best part - the student did not even code it line by line. The entire codebase was written using Cursor AI Audio goes in, gets transcribed, AI structures the notes, and it is ready before you even leave the room Most students are still struggling to take notes while half asleep. This little guy just sits on the desk and handles it all
pulmencr56,202 次观看 • 1 个月前

China built a spherical robot that hunts people down and can't be knocked over no matter what you do to it It rolls on land, swims through water, hits 35 km/h chasing a target, and shoots a net gun to physically pin someone down A guy hits it with a sledgehammer on camera It shrugs it off. The shell takes up to 4 tons of impact and just keeps moving Kick it. Drop it from height. Roll it down a hill. It rights itself instantly every single time, because the weight sits so low in the sphere it's basically impossible to flip No GPS. No maps. It uses cameras mounted around the entire shell, giving it a full panoramic view like an insect's compound eyes, and figures out the terrain completely on its own Multiple units can coordinate together to corner a target as a group This isn't a concept video This is a working robot from Zhejiang University, built for law enforcement and military use, and it's already doing all of this on camera right now
pulmencr55,537 次观看 • 2 个月前

A drone just mapped an entire cemetery and found 9,940 individual grave headstones on its own in 21 minutes A 335 megapixel scan gets fused with 134 million lidar points, building a full 3D model of the terrain down to 5cm resolution An AI model called SAM3 scans the imagery and outlines every single headstone automatically, no human tracing anything by hand The system converts every detected object straight into CAD vectors, ready to export as a working drawing Surveyors used to spend weeks manually outlining thousands of objects on a map like this one This pipeline exported a finished CAD file in 21 minutes
pulmencr38,778 次观看 • 2 个月前
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