The topological properties for translation, rotation and scale is invariantpatternrecognition.
拓扑性质具有对图形的平移、伸缩、旋转的不变性。
2
Establishing affine invariant similarity measure of shapes is one of the basic problems in patternrecognition, computer vision and image understanding domains.
建立仿射不变的形状相似性度量是模式识别、计算机视觉和图象理解领域中的基本问题之一。
3
Extracting or construction of the invariant features is one of the key technologies in the field of patternrecognition and computer vision.