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논문 해외 국제전문학술지(SCI급) Fast HEVC Intra Mode Decision Based on Bayesian Classification Framework with Relative SATD

  • 학술지 구분 국제전문학술지(SCI급)
  • 게재년월 2014-12
  • 저자명 Daehyeok Gwon, Yoonseuk Choi and Haechul Choi
  • 학술지명 CSA Ubiquitous Information Technologies
  • 발행처명 CSA Ubiquitous Information Technologies
  • 발행국가 해외
  • 논문언어 외국어
  • 전체저자수 3

논문 초록 (Abstract)

HEVC (high efficiency video coding) achieves much higher coding efficiency compared with previous video coding standards at cost of significant computational complexity. This paper proposes a fast intra mode decision scheme, where a Bayesian classification framework using relative sum of absolute Hadamard transformed difference (SATD) is introduced and combined with conventional fast encoding methods. Experimental results show that this scheme reduces encoding run time by about 30% with a negligible coding loss of 0.9% BD-rate for the all intra coding scenario.