第40卷第3期计算机应用与软件Vol.40No.32023年3月ComputerApplicationsandSoftwareMar.2023基于异形曲面拟合引导的深度信息修复算法王盛王魏平张真(长春理工大学吉林长春130022)收稿日期:2020-06-08。军委装备发展部信息系统(31511060502)。王盛,工程师,主研领域:图像处理,虚拟现实,人工智能。王魏平,工程师。张真,工程师。摘要为了克服异形投影曲面RGB-D空间的深度信息出现非预期抖动、表面采样缺失等问题,提出一种基于异形曲面拟合引导的深度信息修复算法。通过将格雷码序列图像投射于异形投影曲面对其赋予高可用纹理特征,使纹理形态为原始深度信息的修复过程提供强约束引导参照,以实现异形投影曲面的非重建式平缓区域划分。再利用原始深度信息划分结果对各平缓区域分别进行曲面拟合,然后根据拟合曲面方程对该区域内原始深度信息进行平滑修复,从而增强异形投影曲面深度信息的可用性及可信性。算法验证结果表明,该深度信息修复算法不仅能够实现异形曲面的空洞填补与平滑修复,还能够有效地减少深度信息过修复、欠修复等情况发生。关键词曲面拟合深度信息修复异形曲面表面重建几何形态中图分类号TP391文献标志码ADOI:10.3969/j.issn.1000-386x.2023.03.042DEPTHINFORMATIONRESTORATIONALGORITHMBASEDONFITTINGGUIDANCEOFSPECIAL-SHAPEDSURFACEWangShengWangWeipingZhangZhen(ChangchunUniversityofScienceandTechnology,Changchun130022,Jilin,China)AbstractInordertoovercometheproblemssuchasunexpectedditherofdepthinformationinRGB-Dspaceandthelackofspecial-shapedsurfacesampling,adepthinformationrestorationalgorithmbasedonthefittingguidanceofspecial-shapedsurfaceisproposed.Thegraycodesequenceimageswereprojectedontheirregularprojectionsurfacetogiveithighlyavailabletexturefeatures,sothatthetextureshapeprovidedstrongconstraintguidancereferencefortherepairingprocessoftheoriginaldepthinformation,soastorealizethenon-reconstructionsmoothregiondivisionoftheirregularprojectionsurface.Thenweusedtheoriginaldepthinformationpartitionresultstofitthesurfaceofeachsmoothregion,andthentheoriginaldepthinformationintheregionwassmoothlyrepairedaccordingtothefittingsurfaceequation,therebyenhancingtheavailabilityandcredibilityofthedepthinformationoftheirr...