AI 能否解决低光和 HDR 难题？.pdf

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1、Can AI Solve the Low Light and HDR Challenge?Oren DebbiCEOVisionary.aiVisionary.ai Enhancing video quality in real-time using AI The worlds first fully software-based ISP Based in Israel,our leadershipteam holds over 50 patents in the fields of AI and computer vision.Who Are We?2Our specialization L

2、icensable IP,software and integration services for real time image quality improvement All rights reserved.Visionary.ai 2023to make cutting-edge image quality available to all camerasOur Vision True Night Vision All rights reserved.Visionary.ai 20234 Multiple sources of noise in image sensors Low li

3、ght makes noise worse Few photons per pixel=low signal to noise Heat makes noise worse Hot silicon generates more random noise Noise reduces capability of machine vision Noise-The Enemy of the Image5Noisy night image of a vehicle license plate All rights reserved.Visionary.ai 2023Noise-The Key to Un

4、locking Degrees of Freedom for Designers6If you can remove image noise,you can improve design parameters like:Low light performanceSmaller and/or lower cost sensorsHigher frame rateShorter exposures(reduced motion blur)Reduce or eliminate cost of illumination All rights reserved.Visionary.ai 2023Sma

5、rtphone Image Quality has Created a New Standard of Consumer Expectations7 All rights reserved.Visionary.ai 2023Human or machine perceptionColor filter array12-24 Bit raw signalSilicon sensorLens8 Bit RGBHardware ISPExposure controlThe Classic Image Pipeline All rights reserved.Visionary.ai 20238Hum

6、an or machine perceptionColor filter array12-24 Bit raw signalSilicon sensorLens8 Bit RGBNeural networkCPUAI based de-noiser+software image signal processorExposure controlThe New Image Pipeline All rights reserved.Visionary.ai 20239We reduce noise to achieve clarity and cutting-edge detection accur