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End-to-end Quality Control in Approximate Computing
Yuhao Zhu
March 24, 2016
Education
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End-to-end Quality Control in Approximate Computing
WAX 2016 co-located with ASPLOS 2016
Yuhao Zhu
March 24, 2016
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Transcript
1 WAX 2016 Scalable End-to-end Quality Control in Approximate Computing
Yuhao Zhu UT Austin with Deepti Ghadiyaram, Matt Lease, and Vijay Janapa Reddi
User-centric Application Image compression
User-centric Application Image compression Quality Metric Average Pixel Error Rate
Human Perception User-centric Application Image compression Quality Metric Average Pixel
Error Rate User Satisfaction
Human Perception User-centric Application Image compression Quality Metric Average Pixel
Error Rate ? User Satisfaction
Quality Score (QScore) Human Perception User-centric Application Image compression
Quality Score (QScore) Human Perception User-centric Application Quality Assessment Model
Image compression QScore = f(image) [Wang et al., 2004] [Seshadrinathan et al., 2010]
Quality Score (QScore) Human Perception User-centric Application Quality Assessment Model
Image compression QScore = f(image) [Wang et al., 2004] [Seshadrinathan et al., 2010]
Human Perception User-centric Application Quality Assessment Model Audio Video Text
Image QScore Image Model Audio Model Video Model Text Model Audio QScore Video QScore Text QScore Image