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Re: [magnetometer] Provide API to access uncalibrated magnetometer values

From: Rijubrata Bhaumik via GitHub <sysbot+gh@w3.org>
Date: Tue, 08 Nov 2016 10:03:56 +0000
To: public-device-apis-log@w3.org
Message-ID: <issue_comment.created-259095425-1478599434-sysbot+gh@w3.org>
> So the bias values change over time? Where are those measurements 
taken from? The magnetometer itself?

Yes. A magnet's presence affects magnetic strength, so bias changes.
Magnetometer itself provides the data, if it can.

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