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  • 标题:自由視点画像合成に基づく光線空間符号化
  • 本地全文:下载
  • 作者:田口 裕一 ; 苗村 健
  • 期刊名称:映像情報メディア学会誌
  • 印刷版ISSN:1342-6907
  • 电子版ISSN:1881-6908
  • 出版年度:2006
  • 卷号:60
  • 期号:4
  • 页码:569-575
  • DOI:10.3169/itej.60.569
  • 出版社:The Institute of Image Information and Television Engineers
  • 摘要:We developed a ray-space coding scheme in which an image-based rendering technique is introduced at the beginning of coding. Our coder first synthesizes an image at an arbitrarily given viewpoint, which is called a representative viewpoint , and then predicts input images by using the synthesized image as a reference. It can produce a scalable bitstream, which enables high-quality rendering around the representative viewpoint even at extremely low bit rates. Our experimental results show that this coding scheme has good coding efficiency for both multi-camera images and integral photography.
  • 关键词:光線空間符号化;自由視点画像合成;スケーラビリティ;階層性;Model-aided coding
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