A Lossy Contour-Based Representation of Segmentation Maps Using Quadratic Transformations Motion Prediction

摘要

1　 Ｉｎｔｒｏｄｕｃｔｉｏｎ　Ｔｈｅｉｎｔｅｒｅｓｔｉｎｖｅｒｙｌｏｗｂｉｔ ｒａｔｅｖｉｄｅｏｃｏｄｉｎｇｈａｓｉｎ ｃｒｅａｓｅｄｃｏｎｓｉｄｅｒａｂｌｙｗｉｔｈｔｈｅｃｒｅａｔｉｏｎｏｆｎｅｗｓｅｒｖｉｃｅｓａｎｄａｐｐｌｉｃａｔｉｏｎｓｒｅｑｕｉｒｉｎｇｔｈｉｓｃｌａｓｓｏｆｂｉｔｒａｔｅｓｉｎｔｈｅｉｒｆｕｎｃｔｉｏｎ .Ｗｉｔｈｔｈｉｓｔｒｅｎｄ ,ｏｂｊｅｃｔ ｏｒｉｅｎｔｅｄｖｉｄｅｏｃｏｄｉｎｇｗａｓｆｉｒｓｔｐｒｏｐｏｓｅｄｂｙＭｕｓｍａｎｎｅｔａｌ.ｉｎ 1989[1 ],ａｎｄｈａｓｂｅｅｎｉｎｔｅｎｓｉｖｅｌｙｉｎｖｅｓｔｉｇａｔｅｄｅｖｅｒｓｉｎｃｅ.Ｗｈｉｌｅｅｖａｌ ｕａｔｉｎｇｔｈｅ ｐｅｒｆｏｒｍａｎｃｅｏｆｏｂｊｅｃｔ ｂａｓｅｄｖｉｄｅｏｃｏｄｉｎｇｓｃｈｅｍｅｓｉｔｈａｓｂｅｅｎｆｏｕｎｄｔｈａｔｔｈｅｅｎｃｏｄｉｎｇｏｆｓｅｇｍｅｎ ｔａｔｉｏｎｍａｐｓｉｓｐａｒｔｉｃｕｌａｒｌｙｃｒｉｔｉｃａｌ.Ｃｏｎｔｏｕｒ ｂａｓｅｄａｐ ｐｒｏａｃｈｅｓｃａｎｂｅｕｓｅｄｔｏｅｎｃｏｄｅｓｕｃｈｉｍａｇｅｓ.Ｍａｎｙｅｆ ｆｏｒｔｓｈａｖｅｂｅｅｎｍａｄｅｔｏｅｆｆｉｃｉ...