查询词典 unique feature

A two-times locating method based on the gray contrast of surroundings is presented in locating central reference point. This method has better adaptability and robustness, and can basically meet for the accuracy of automatic locating center. Fourier spectral analysis is improved to obtain a more accurate ridge frequency in computing ridge frequency. The average ridge width is used in designing Gabor filters, so the filters have certain adjustability. The rotating invariance of fingerprint images is solved by the rotating of feature models in feature matching.

在中心参考点定位部分，提出了基于局部邻域灰度对比度的二次定位方法，该方法具有较强的适应性和鲁棒性，基本满足自动中心定位的准确度要求；在频率域估计中，改进了傅立叶谱分析法，提高了纹线频率计算的准确度；引入平均纹线宽度作为Gabor滤波器的设计参数，使滤波器具有一定的自适应性；在特征匹配阶段，通过对特征模板的旋转解决指纹图像的旋转不变性问题。

Whetting Your Appetite If you ever wrote a large shell script, you probably know this feeling: you'd love to add yet another feature, but it's already so slow, and so big, and so complicated; or the feature involves a system call or other function that is only accessible from C ..

如果你写过大规模的 Shell 脚本，应该会有过这样的体会：你还非常想再加一些别的功能进去，但它已经太大、太慢、太复杂了；或者这个功能需要调用一个系统函数，或者它只适合通过 C 来调用。。。

Feature search mainly contains searches on quantitative dimension and color dimension. Feature search on quantitative dimension plays an important role.

特征搜索主要包括颜色维度、数量化维度的搜索，其中数量化维度的特征搜索占有重要的地位。

A feature model is set up first by Pro/E software based on the design feature of the bit, then by using Pro/Program tool, the parametrization design of the cone bit is achieved and the corresponding programs is worked out, which can promote the design efficiency and quality as well as decrease the design cost.

设计中，根据牙轮钻头的结构特点，用Pro/E软件建立特征模型，然后利用Pro/E的Program模块编程，采用数据文件与Pro/E模型交换数据，达到从特征模型中根据用户输入的参数而自动地在Pro/E中生成牙轮钻头的三维实体和二维加工图的目的，从而使设计人员从大量繁琐的绘图及计算工作中解脱出来。

The second part """"The Cultural Ecosystem and Basic Feature for The Creation of The Epic"""", the author discusses the cultural reasons why so many epics are exiting in the minority nationalities community in South-west China. The following angles are under argument: ecosystem, history, literature and psychology factors. At the same time, the author also analyzes the basic feature of the epic, introducing the relationship between the epic and myth.

第二部分&创世史诗产生的文化生态系统及其基本特点&，作者从生态环境、历史文化根源、文学渊源和心理基础等几个角度论述了&创世史诗&集中出现于中国南方少数民族社会中的文化生态原因，具体分析了创世史诗的基本特点，介绍了创世史诗与神话的关系。

Feature sequences of an image are obtained from the feature vectors of multi images of the same target in different azimuths.

在以往的研究中，基于单幅图像直接识别或提取特征后识别，获得了较高的识别率[1fi5]。

Feature sequences of an image are obtained from the feature vectors of multi images of the same target in different azimuths.

实验结果表明，该方法可明显提高目标的正确识别率，是一种有效的合成孔径雷达图像目标识别方法。

The method firstly organizes support vectors in clusters in feature space, and then,it finds the pre-images of the cluster centroids in feature space to construct a reduced vector set.

此方法首先在特征空间中对支持向量进行聚类，然后寻找特征空间中的聚类中心在输入空间中的原像以形成约简向量集。

In the feature extraction stage, methods of extracting geometrical and statistics are introduced in this paper, which include geometrical extracting method, singular value decomposition, linear discriminated analysis, discrete cosines transform, feature extraction based on wavelet analysis.

重点介绍了本论文所使用的主分量分析和定点独立分量分析的方法，定点独立分量分析是一种基于高阶统计信息的特征提取方法，收敛速度快克服了一般ICA收敛慢的缺点。

The energies in different scales after the wavelet decomposition respectively are applied to extract feature, and absorptive method based on Dempsters rule is used in feature fusion of multi-source information. The results of the simulations between absorptive method and nearest neighbor method are compared, which show the effectiveness of evidence reasoning used in multi-target recognition.

利用了小波分解尺度细节信号能量特征作为四类目标声信号提取的特征，采用基于D-S的新组合规则吸收法对多传感器信息进行特征融合，并对吸收法及最近邻法两种情况下的识别效果进行了对比，仿真结果表明证据推理为声信号多目标识别提供了一种有效的方法。

Anna: No, I've got a hangover.

不是，我昨晚宿醉了。

We head into the mountains in Su's new Land Cruiser, stop for lunch at a scenic restaurant and then hang around drinking beer and eating fruit as two of his employees attempt to lure the birds with a tape recording of the fowl's mating call.

我们坐上苏的巡逻车向山顶出发，在一家风景优美的餐馆吃了中饭。然后我们喝着啤酒吃着水果四处逛。