Differences
This shows you the differences between two versions of the page.
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projs:actcat:home [2011/07/19 17:00] zfy7113639 |
projs:actcat:home [2011/07/19 18:07] (current) zfy7113639 |
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| Sensor attributes | Sensor attributes | ||
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| Location <CLLocation> | Location <CLLocation> | ||
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| The radius of uncertainty for the location, measured in meters. | The radius of uncertainty for the location, measured in meters. | ||
| The location’s latitude and longitude identify the center of the circle, and this value indicates the radius of that circle. A negative value indicates that the location’s latitude and longitude are invalid. | The location’s latitude and longitude identify the center of the circle, and this value indicates the radius of that circle. A negative value indicates that the location’s latitude and longitude are invalid. | ||
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| + | speed:The instantaneous speed of the device in meters per second. | ||
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| + | time:The time at which this location was determined. | ||
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| + | verticalAccuracy:The accuracy of the altitude value in meters. The value in the altitude property could be plus or minus the value indicated by this property. A negative value indicates that the altitude value is invalid. | ||
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| + | Accelerometer <UIAccelerometer> | ||
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| + | x, y, z: the accelerometer for the device in triple direction | ||
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| + | timestamp:The relative time at which the acceleration event occurred. | ||
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| ===== Telemetry Mining ===== | ===== Telemetry Mining ===== | ||
