尺度不变性特徵转换 Scale Invariant Feature Transform
用尺度不变性特徵转换 Scale Invariant Feature Transform
尺度不变特性变换 Scale Invariant Feature Transform
Compared with existing methods, our method emplores the rich 2-D information of the iris and is translation, rotation, and scale invariant. Finally, we evaluate the retrieving result.
与现有的其它方法相比，该方法利用了二维虹膜图像丰富的纹理信息并具有旋转、平移和尺度不变性。
参考来源 - 基于虹膜的身份识别系统的研究It demonstrates the scale invariance of normalized Laplacian-of-Gaussian image derivatives,which provides theoretical fundament for characteristic scales.
证明了规范化LoG图像导数的尺度不变性,为特征尺度的确定提供了理论基础。
参考来源 - 图像局部不变特征提取技术研究及其应用For the noise of underwater image, a kind of scale-invariant feature extraction algorithm is proposed which hold the anti-noise characteristics and based on Harris comer and Gaussian scale space. We extract the Harris corners in different scale.
尺度不变性是衡量特征提取算法的一个重要因素。
参考来源 - 基于多尺度特征的图像匹配与目标定位研究·2,447,543篇论文数据，部分数据来源于NoteExpress
尺度不变性可用分形和多重分形模型来表征。
Scale invariance can be described by means of fractal and multifractal models.
岩土体材料大都表现出分形分布，具有自相似性特征或尺度不变性。
The geotechnical materials mostly show fractal distribution, and they have self-similar or scale invariability.
分形几何是研究在自相似意义下事物所具有的尺度不变性的数学分支。
Fractal geometry is about things have scale invariance in self-similar meaning, it is the mathematical branch.
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