Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

View full-text article in PMC

. 2013 Nov 5;13(11):15048–15067. doi: 10.3390/s131115048

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

© 2013 by the authors; licensee MDPI, Basel, Switzerland.

This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution license (http://creativecommons.org/licenses/by/3.0/).

PMC Copyright notice

Figure 3. — Matching results of SIFT features for finger-vein images from a same person. (a) Feature points obtained by original SIFT method; (b) Feature points obtained by improved method; (c) The sub-regions for two pairs of matching points.