Techniques for calculating a geospatial position of a point of interest using a portable electronic device. A camera of the portable electronic device may observe the point of interest. An EDM device of the portable electronic device may capture a distance to the point of interest. An angle sensor may detect an orientation of the EDM device. A geospatial position of a GNSS receiver of the portable electronic device may be detected. A geospatial position of the EDM device may be calculated based on the geospatial position of the GNSS receiver. The geospatial position of the point of interest may be calculated based on the geospatial position of the EDM device, the orientation of the EDM device, and the distance to the point of interest.

Techniques for calculating a geospatial position of a point of interest using a portable electronic device. A camera of the portable electronic device may observe the point of interest. An EDM device of the portable electronic device may capture a distance to the point of interest. An angle sensor may detect an orientation of the EDM device. A geospatial position of a GNSS receiver of the portable electronic device may be detected. A geospatial position of the EDM device may be calculated based on the geospatial position of the GNSS receiver. The geospatial position of the point of interest may be calculated based on the geospatial position of the EDM device, the orientation of the EDM device, and the distance to the point of interest.

A system includes at least one sensing unit, the sensing unit including a sensing element. The system includes at least one spatial Lorentz filter coupled to the sensing element. The spatial Lorentz filter (SLF) includes an input coupled to the sensing element and an analog to digital converter (ADC) providing a filtered output signal. The sensing unit is connected to a processor configured for determining velocity or position with respect to a magnetic field and/or a geographic position by processing SLF output signals.

A system includes at least one sensing unit, the sensing unit including a sensing element. The system includes at least one spatial Lorentz filter coupled to the sensing element. The spatial Lorentz filter (SLF) includes an input coupled to the sensing element and an analog to digital converter (ADC) providing a filtered output signal. The sensing unit is connected to a processor configured for determining velocity or position with respect to a magnetic field and/or a geographic position by processing SLF output signals.

Embodiments of this application disclose a picture processing method, including: when a copy instruction is detected, obtaining positioning information included in a picture; modifying the positioning information in a preset information modification manner; and copying the picture whose positioning information is modified. The embodiments of this application further disclose a picture processing apparatus, a device, and a storage medium. According to the embodiments of this application, user privacy can be better protected, and information security can be improved.

Embodiments of this application disclose a picture processing method, including: when a copy instruction is detected, obtaining positioning information included in a picture; modifying the positioning information in a preset information modification manner; and copying the picture whose positioning information is modified. The embodiments of this application further disclose a picture processing apparatus, a device, and a storage medium. According to the embodiments of this application, user privacy can be better protected, and information security can be improved.

A tracking problem detection system for a machine may include tracking diagnostic circuitry including one or more tracking diagnostic processors configured to receive a location signal indicative of a location of a machine and a path signal indicative of a path location associated with at least a portion of a path for the machine to follow while maneuvering. The tracking diagnostic processors may also be configured to determine a tracking difference between the path location and the location of the machine, and determine a frequency of a signal associated with the tracking difference and/or a frequency of a signal associated with a yaw rate associated with the maneuvering. The tracking diagnostic processors may also be configured to detect, based at least in part on the frequencies of the signals associated with the tracking difference and/or the yaw rate, a tracking problem associated with maneuvering the machine.

A tracking problem detection system for a machine may include tracking diagnostic circuitry including one or more tracking diagnostic processors configured to receive a location signal indicative of a location of a machine and a path signal indicative of a path location associated with at least a portion of a path for the machine to follow while maneuvering. The tracking diagnostic processors may also be configured to determine a tracking difference between the path location and the location of the machine, and determine a frequency of a signal associated with the tracking difference and/or a frequency of a signal associated with a yaw rate associated with the maneuvering. The tracking diagnostic processors may also be configured to detect, based at least in part on the frequencies of the signals associated with the tracking difference and/or the yaw rate, a tracking problem associated with maneuvering the machine.

A mobile entity including an imaging unit configured to generate at least a plurality of successive point cloud frames, and construct therefrom, via a simultaneous localization and mapping process, a floating map of a scene travelled by the mobile entity and a floating trajectory of the mobile entity, a geolocation system receiver, configured to deliver a plurality of successive geolocations, a computing unit configured to determine, via a best match process between the floating trajectory and the plurality of successive geolocations, an anchored trajectory, wherein the computing unit is configured to correct at least the latest geolocation into a corrected latest geolocation obtained from a projection of the latest geolocation on the anchored trajectory.

A mobile entity including an imaging unit configured to generate at least a plurality of successive point cloud frames, and construct therefrom, via a simultaneous localization and mapping process, a floating map of a scene travelled by the mobile entity and a floating trajectory of the mobile entity, a geolocation system receiver, configured to deliver a plurality of successive geolocations, a computing unit configured to determine, via a best match process between the floating trajectory and the plurality of successive geolocations, an anchored trajectory, wherein the computing unit is configured to correct at least the latest geolocation into a corrected latest geolocation obtained from a projection of the latest geolocation on the anchored trajectory.