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Source channel @githubtrending · Post #15535 · Mar 3
#shell ESP-CSI uses Wi-Fi Channel State Information (CSI) on all ESP32 chips to sense breathing, chewing, walking, or other movements without contact or extra hardware. You get rich data like signal phase and amplitude for smart monitoring, activity detection, positioning, and AI apps, with easy OTA upgrades, BLE help, and examples for quick starts like radar or cloud uploads—saving costs while boosting your IoT projects' accuracy and reliability. https://github.com/espressif/esp-csi
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@exploreclassical · Post #189 · 02/04/2021, 12:17 PM
今天分享一首Renaissance时期的音乐吧，Gregorio Allegri的Miserere，作于大约1638年。这首作品当年只有在特殊的日子才在西斯廷教堂演奏。据说莫扎特有一回去意大利玩，在西斯廷教堂听到了这首作品，凭借他惊人的耳朵和记忆力transcribe出了这部作品，还是很惊人的，最复杂的地方 有九声部的polyphony #renaissance#choir https://www.youtube.com/watch?v=IA88AS6Wy_4 ref: https://en.wikipedia.org/wiki/Miserere_(Allegri)
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