A new Request for Comments is now available in online RFC libraries. RFC 7459 Title: Representation of Uncertainty and Confidence in the Presence Information Data Format Location Object (PIDF-LO) Author: M. Thomson, J. Winterbottom Status: Standards Track Stream: IETF Date: February 2015 Mailbox: martin.thomson@gmail.com, a.james.winterbottom@gmail.com Pages: 39 Characters: 80144 Updates: RFC 3693, RFC 4119, RFC 5491 I-D Tag: draft-ietf-geopriv-uncertainty-04.txt URL: https://www.rfc-editor.org/info/rfc7459 This document defines key concepts of uncertainty and confidence as they pertain to location information. Methods for the manipulation of location estimates that include uncertainty information are outlined. This document normatively updates the definition of location information representations defined in RFCs 4119 and 5491. It also deprecates related terminology defined in RFC 3693. This document is a product of the Geographic Location/Privacy Working Group of the IETF. This is now a Proposed Standard. STANDARDS TRACK: This document specifies an Internet Standards Track protocol for the Internet community, and requests discussion and suggestions for improvements. Please refer to the current edition of the Official Internet Protocol Standards (https://www.rfc-editor.org/standards) for the standardization state and status of this protocol. Distribution of this memo is unlimited. This announcement is sent to the IETF-Announce and rfc-dist lists. To subscribe or unsubscribe, see https://www.ietf.org/mailman/listinfo/ietf-announce https://mailman.rfc-editor.org/mailman/listinfo/rfc-dist For searching the RFC series, see https://www.rfc-editor.org/search For downloading RFCs, see https://www.rfc-editor.org/rfc.html Requests for special distribution should be addressed to either the author of the RFC in question, or to rfc-editor@rfc-editor.org. Unless specifically noted otherwise on the RFC itself, all RFCs are for unlimited distribution. The RFC Editor Team Association Management Solutions, LLC