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METHOD AND DEVICE FOR CONTINUOUS FIGURE GROUND SEGREGATION IN IMAGE SEQUENCE FROM DYNAMIC VISUAL SCENE

机译:动态视觉场景中图像序列中连续图形地面分离的方法和装置

摘要

PROBLEM TO BE SOLVED: To provide a method for segregating a figure region from a background region in image sequences from dynamic visual scenes.;SOLUTION: This method includes: a step 120 for acquiring an image; a step 130 for calculating local motion estimations and confidences for each position of the image; a step 140 for modifying a level-set function by moving and distorting it with the local motion estimations and smearing it on the basis of the local motion confidences, resulting in a predicted level set function that is geometrically in correspondence with the image and diffused at positions where the confidence of the motion estimation is low; a step 150 for obtaining input features of the image by using a series of cues; a step 160 for calculating a mask segregating the figure region from the background region of the image using the modified level-set function and the obtained input features; a step 170 for extracting the figure region from the image; and a step 180 for repeating the above steps until a termination criterion is met.;COPYRIGHT: (C)2009,JPO&INPIT
机译:解决的问题:提供一种从动态视觉场景分离图像序列中的图形区域与背景区域的方法。解决方案:该方法包括:步骤120,获取图像;步骤130,用于计算图像的每个位置的局部运动估计和置信度;步骤140,用于通过用局部运动估计来移动和扭曲水平集函数并基于局部运动置信度对其进行涂抹来修改水平集函数,从而得到与图像在几何上相对应并在运动估计的置信度低的位置;步骤150,用于通过一系列提示获得图像的输入特征;步骤160,使用修改后的水平集函数和获得的输入特征,计算将图形区域与图像的背景区域隔离开的遮罩;步骤170,用于从图像中提取图形区域; ;以及重复上述步骤直到满足终止标准的步骤180。版权所有(C)2009,JPO&INPIT

著录项

  • 公开/公告号JP2009151761A

    专利类型

  • 公开/公告日2009-07-09

    原文格式PDF

  • 申请/专利权人 HONDA RESEARCH INST EUROPE GMBH;

    申请/专利号JP20080291873

  • 发明设计人 WEILER DANIEL;EGGERT JULIAN;

    申请日2008-11-14

  • 分类号G06T7/20;

  • 国家 JP

  • 入库时间 2022-08-21 19:42:14

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