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

. 2016 Aug 19;16(8):1322. doi: 10.3390/s16081322

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

© 2016 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 (CC-BY) license (http://creativecommons.org/licenses/by/4.0/).

PMC Copyright notice

Fuzzy membership functions: (a) the fuzzy membership functions of P1, P2, and P3; (b) the fuzzy membership function of P4; (c) the fuzzy membership function of the prompting level.