Anderson Rocha（Recod.ia）：Deepfake 和 Deepfake 检测.pdf

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1、Horus:AI-Driven Solutions for Synthetic Realities in the Digital Age Prof.Anderson Rocha IEEE FellowInstitute of Computing,Unicamparrochaunicamp.br Prompt:impressionist painting linking AI,forensics and the egyptian god of truth,Horus.AR 16:9Unicamp Professor for almost 15 yearsExpert in Artificial

2、Intelligence and Complex Data (23+years)Research in both theoretical and applied aspects of Artificial IntelligenceReasoning for Complex Data(Recod.ai)Lab.Coordinator Recod.ai counts with 350 collaborators worldwide One of the largest and most productive in Latin America(LATAM)IEEE Fellow Microsoft,

3、Google e Tan-Chin Tuan Foundation FellowAsia Pacific Association AI Fellow Listed among the TOP-2%Scientists worldwide(According to Stanford/PlosOne Study)Visiting Professor to multiple institutions over the years2Tag meUniv.of Colorado,Colorado SpringsHistorically,weve always relied on artifactsSyn

4、thetic Realities:possibilities,frontiers,and societal challenges,A.Rocha,2024ArtifactsAcquisitionIllumination+ShadowsFile structures Structural Properties(pixel,semantics,neighbors)Compression5LightLensesExposition,Focus,Stabilization FiltersInfra-red Anti-aliasing Quality EnhancementImaging Sensors

5、CCD,CMOS.Color Filter Arrays(CFA).MosaicDemosaicing White correctionSharpeningAperture and Gamma correctionCompression Image Processing UnitResulting Photography A.RochaLightLensesExposition,Focus,Stabilization FiltersInfra-red Anti-aliasing Quality EnhancementImaging SensorsCCD,CMOS.Color Filter Ar

6、rays(CFA).MosaicDemosaicing White correctionSharpeningAperture and Gamma correctionCompression Image Processing UnitResulting Photography A.RochaMosaicing924076282950672843=(29+50+67+28)459=(92+40+76+28)472=72+=A.Rocha http:/JPEG SignaturesStructural ArtifactsSynthetic Realities:possibilities,fronti