ORIENTATION DEPENDENCE IN THE RECOGNITION OF FAMILIAR AND NOVEL VIEWS OF 3-DIMENSIONAL OBJECTS

被引:317
作者
EDELMAN, S [1 ]
BULTHOFF, HH [1 ]
机构
[1] MIT, DEPT BRAIN & COGNIT SCI, CTR BIOL INFORMAT PROC, CAMBRIDGE, MA 02139 USA
关键词
3D OBJECT RECOGNITION; CANONICAL VIEWS; NOVEL VIEWS; STEREO;
D O I
10.1016/0042-6989(92)90102-O
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
We report four experiments that investigated the representation of novel three-dimensional (3D) objects by the human visual system. In the first experiment, canonical views were demonstrated for novel objects seen equally often from all test viewpoints. The next two experiments showed that the canonical views persisted under repeated testing, and in the presence of a variety of depth cues, including binocular stereo. The fourth experiment probed the ability of subjects to generalize recognition to unfamiliar views of objects previously seen at a limited range of attitudes. Both mono and stereo conditions yielded the same increase in the error rate with misorientation relative to the training attitude. Taken together, these results support the notion that 3D objects are represented by multiple specific views, possibly augmented by partial viewer-centered 3D information.
引用
收藏
页码:2385 / 2400
页数:16
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