通信工程外文翻譯---定位分割掌紋感興趣區(qū)域的新方法

1、1大連民族學(xué)院 民族學(xué)院畢業(yè)設(shè)計(jì) 畢業(yè)設(shè)計(jì)外文資料翻譯 外文資料翻譯所 在 學(xué) 院：通信與信息工程學(xué)院專 業(yè) (班級(jí))： 通信工程（072）學(xué) 生 姓 名： 曹小南 指 導(dǎo) 教 師： 許 爽 2011 年 5 月 9 日3Figure 1. Palm size difference in two individualsIn this paper, we propose a new method

2、 in palmprint identification that allows the ROI in analyzing a palm image to vary with the actual palm size (see Figure 1, blue solid square). In the following sections, related work in the study of palmprint is present

3、ed in Section 2. Section 3 provides the details of our proposed method. Section 4 discusses the experimental setup with the results shown in Section 5. Section 6 concludes the major findings and contributions of this pap

4、er.2. Related WorkThe studies of palmprints were first carried out on inked palmprint images [6]. Not only that the image collection process is tedious and unrealistic, the hollowed central part of the palm is often miss

5、ing. With the advance of technology, inkless palmprint images can now be captured, by either scanning technologies or CCD cameras. Palm images captured by CCD cameras, which is the technology used in this study, are of l

6、ower resolution but in turn required less processing time. Apart from utilizing the structural properties of palmprint [6][7], other typical features that have been studied include: fuzzy directional element energy featu

7、res, adopted from Chinese characters recognition algorithms[8]; features in Fourier space [9]; eigen features retained after performing dimensionality reduction by Karhunen-Loeve transform [10] or Fisher’s linear discrim

8、inant [11]; and, statistical features obtained by texture analysis using Gabor filters [4] or wavelets transform [5][12].In all these previous studies, subjects are required to place their hands on a contact surface. Som