Abstract: Embodiments provide a method for geomagnetically detecting a submarine cable, including: performing a preliminary detection by controlling an underwater robot equipped with a proton magnetometer; determining a preliminary direction and location of the cable based on preliminary detection information; controlling the underwater robot equipped with the proton magnetometer and two fluxgate magnetometers to launch into the water; controlling the underwater robot to travel over the cable and determining specific location information of the cable; controlling a heading of the underwater robot to move along the preliminary direction of the cable; and controlling the underwater robot equipped with the proton magnetometer and the two fluxgate magnetometers to launch into the water; determining whether a fault in the submarine cable occurs and a location of a fault point, based on Z-axis components of the general geomagnetic field and launching depth data of the underwater robot.

Abstract: An electronic device, including: a first support portion; a second support portion; and a guiding structure, where the guiding structure is connected to the first support portion and the second support portion, the guiding structure includes a first slider and a first chute, an end portion of the first slider is clamped into the first chute, and when the first slider slides in the first chute, the first support portion and the second support portion move relative to each other.

Abstract: The present disclosure relates to the technical field of autonomous underwater vehicles, in particular to an unmanned cable-free operation type autonomous underwater vehicle. The unmanned cable-free operation type autonomous underwater vehicle includes a bow, a middle and a stern, each of the bow, the middle and the stern is of a hollow structure, the middle is provided with a manipulator lifting device and a cabin door opening and closing mechanism, the bow is provided with a first horizontal channel propeller and a first vertical channel propeller, and the stern is provided with two second vertical channel propellers and four main propellers. High-speed cruising of the unmanned cable-free operation type autonomous underwater vehicle can be achieved, and stable and precise hovering needed by the operation of the unmanned cable-free operation type autonomous underwater vehicle can also be achieved.

Abstract: Embodiments provide a method for geomagnetically detecting a submarine cable, including: performing a preliminary detection by controlling an underwater robot equipped with a proton magnetometer; determining a preliminary direction and location of the cable based on preliminary detection information; controlling the underwater robot equipped with the proton magnetometer and two fluxgate magnetometers to launch into the water; controlling the underwater robot to travel over the cable and determining specific location information of the cable; controlling a heading of the underwater robot to move along the preliminary direction of the cable; and controlling the underwater robot equipped with the proton magnetometer and the two fluxgate magnetometers to launch into the water; determining whether a fault in the submarine cable occurs and a location of a fault point, based on Z-axis components of the general geomagnetic field and launching depth data of the underwater robot.

Abstract: A method for identifying a user includes: controlling an electronic device to connect to a first communication network; obtaining target behavior data of a user to be identified from a data pool corresponding to the first communication network, in which, the data pool stores at least one type of candidate behavior data of a candidate user, the candidate behavior data is obtained from a data source corresponding to a second communication network, and a security level of the first communication network is higher than a security level of the second communication network; and obtaining a category of the user to be identified by analyzing the target behavior data based on the first communication network.

Abstract: A wireless communication method and a wireless communications device includes an access point that sends a downlink control signal to a station associated with the access point, and the station receives the downlink control signal from the access point associated with the station, where the downlink control signal includes data of maximum allowable sleep duration corresponding to the station, and a wake-up receiver wakes up the station when sleep duration of the station reaches the maximum allowable sleep duration.

Abstract: A method for identifying a user includes: controlling an electronic device to connect to a first communication network; obtaining target behavior data of a user to be identified from a data pool corresponding to the first communication network, in which, the data pool stores at least one type of candidate behavior data of a candidate user, the candidate behavior data is obtained from a data source corresponding to a second communication network, and a security level of the first communication network is higher than a security level of the second communication network; and obtaining a category of the user to be identified by analyzing the target behavior data based on the first communication network.

Abstract: The disclosure discloses a method and an apparatus for processing identity information, an electronic device, and a storage medium, and relates to a field of data processing technologies. The detailed implementation includes: obtaining first association relationships between identities and entity objects from a plurality of information sources; establishing a relationship graph corresponding to each information source based on at least one first association relationship obtained from each information source; generating a virtual node associated with at least two entity objects in different relationship graphs based on a space-time distance between respective entity objects; and determining a second association relationship between identities involved in different relationship graphs based on the relationship graphs associated with the virtual node.

Abstract: A wireless communication method and a wireless communications device includes an access point that sends a downlink control signal to a station associated with the access point, and the station receives the downlink control signal from the access point associated with the station, where the downlink control signal includes data of maximum allowable sleep duration corresponding to the station, and a wake-up receiver wakes up the station when sleep duration of the station reaches the maximum allowable sleep duration.