Abstract: The present disclosure provides a method and device for intelligent control of heating furnace combustion based on a big data cloud platform, which relates to the technical field of artificial intelligence control. The method includes: construction of big data cloud platform based on production and operation parameters of the heating furnace; identification of key factors in the production process of the heating furnace by using big data mining technology; independent deployment of traditional heating furnace combustion control systems based on the mechanism model; and integration of cloud platform big data expert knowledge base and the heating furnace combustion intelligent control system.

Abstract: A tower clearance real-time monitoring system (100) and a method therefor. The tower clearance monitoring system (100) comprises an image capture device (101), a blade position processing device (102) and a core algorithm processing device (103). The image capture device (101) is used to capture an image of a wind turbine in an operating state, and the image comprises a blade portion and a tower portion; The blade position processing device (102) is used to determine whether the captured image represents valid data so as to send valid data to the core algorithm processing device (103). The core algorithm processing device (103) is used to use valid data to calculate a tower clearance value for a blade, and to send a calculation result to a wind turbine main control system (104) of a wind turbine.

Abstract: Methods, apparatuses, and systems for collecting the installation error of the wind vane are provided. The image of the blades of the wind turbine and the outer rotor of the generator is obtained. It is determined whether the wind vane is aligned with the center line of the wind turbine, according to a relationship between the center line of the wind turbine and the orienting plane of the wind vane in the image. In a case that the wind vane is not aligned with the center line of the wind turbine, the deviation angle between the wind vane and the center line of the wind turbine is calculated, and a direction of the wind vane is corrected according to the deviation angle. Therefore, installation errors of the wind vane are accurately determined and corrected, and accuracy is improved for installation of the wind vane.

Abstract: In one illustrative embodiment, an allelotyping method may include selecting a plurality of text strings that each represent a nucleotide sequence that was read by a massively parallel sequencing (MPS) instrument, where the nucleotide sequences represented by the selected plurality of text strings each correspond to a particular locus, comparing the selected plurality of text strings to one another to determine an abundance count for each unique text string included in the selected plurality of text strings, and determining one or more alleles for the particular locus by comparing the abundance count for each unique text string included in the selected plurality of text strings to an abundance threshold.

Abstract: In one illustrative embodiment, an allelotyping method may include selecting a plurality of text strings that each represent a nucleotide sequence that was read by a massively parallel sequencing (MPS) instrument, where the nucleotide sequences represented by the selected plurality of text strings each correspond to a particular locus, comparing the selected plurality of text strings to one another to determine an abundance count for each unique text string included in the selected plurality of text strings, and determining one or more alleles for the particular locus by comparing the abundance count for each unique text string included in the selected plurality of text strings to an abundance threshold.

Abstract: A video monitoring method and system for a blade of a wind turbine are provided. The method includes: calculating a pan value and a tilt value based on each of a plurality of circular arc angles when the blade of the wind turbine is in a stationary state, wherein the plurality of circular arc angles are set based on a circular arc curve on a rotational plane of the blade, which is formed with a first point as a center and a first distance as a radius; and setting the pan value and the tilt value of a video camera to the calculated pan value and tilt value, respectively, to capture the blade.

Abstract: A method and device for determining a tower clearance of a wind turbine. The method includes: acquiring an image of a wind turbine in operation (S10), the image comprising the tips of blades (2) and a tower (1) of the wind turbine; determining the positions of the tips of the blades (2) of the wind turbine in the image acquired (S20); identifying the edges of the tower (1) in the image acquired (30); and calculating, on the basis of the positions of the tips of the blades (2) and the edges of the tower (1) that have been determined, the distance from the tips (2) of the blades (2) to the edges of the tower (1) to acquire a tower clearance (S40).

Abstract: A method and apparatus for monitoring formation of ice on a wind turbine blade are provided. The method includes: capturing an image of the blade through a camera; detecting a region of the blade from the captured image; clearing image information of a background region from the captured image, which is in the captured image except for the region of the blade, to obtain a blade image; and inputting the obtained blade image into a recognition model of ice on a blade obtained by training on a sample set, to determine whether ice is on the captured blade, wherein the sample set comprises a plurality of blade images indicating that ice is on blades.

Abstract: A video monitoring method and system for a blade of a wind turbine are provided. The method includes: calculating a pan value and a tilt value based on each of a plurality of circular arc angles when the blade of the wind turbine is in a stationary state, wherein the plurality of circular arc angles are set based on a circular arc curve on a rotational plane of the blade, which is formed with a first point as a center and a first distance as a radius; and setting the pan value and the tilt value of a video camera to the calculated pan value and tilt value, respectively, to capture the blade.

Abstract: A method including determining, according to a received type change instruction with respect to a group, a target group type of the group; selecting, according to a limiting condition imposed on group affiliation information of a group member by the target group type, a group member who does not satisfy the limiting condition; and removing the selected group member from the group.

Abstract: A method and apparatus for monitoring formation of ice on a wind turbine blade are provided. The method includes: capturing an image of the blade through a camera; detecting a region of the blade from the captured image; clearing image information of a background region from the captured image, which is in the captured image except for the region of the blade, to obtain a blade image; and inputting the obtained blade image into a recognition model of ice on a blade obtained by training on a sample set, to determine whether ice is on the captured blade, wherein the sample set comprises a plurality of blade images indicating that ice is on blades.

Abstract: The disclosure provides methods and devices for object allocation. In one embodiment, the method comprises receiving, at a server, an object allocation message submitted by an allocation source via a communications application, the object allocation message including an identification of the allocation source, a number of to-be-allocated objects, and an object allocation time; extracting, by the server from an object set corresponding to the allocation source, objects corresponding to the number of to-be-allocated objects; controlling, by the server, acquisition times when the allocation destination will acquire the objects, so that the acquisition times do not happen before the object allocation time.

Abstract: Methods, apparatuses, and systems for collecting the installation error of the wind vane are provided. The image of the blades of the wind turbine and the outer rotor of the generator is obtained. It is determined whether the wind vane is aligned with the center line of the wind turbine, according to a relationship between the center line of the wind turbine and the orienting plane of the wind vane in the image. In a case that the wind vane is not aligned with the center line of the wind turbine, the deviation angle between the wind vane and the center line of the wind turbine is calculated, and a direction of the wind vane is corrected according to the deviation angle. Therefore, installation errors of the wind vane are accurately determined and corrected, and accuracy is improved for installation of the wind vane.

Abstract: A tower clearance real-time monitoring system (100) and a method therefor. The tower clearance monitoring system (100) comprises an image capture device (101), a blade position processing device (102) and a core algorithm processing device (103). The image capture device (101) is used to capture an image of a wind turbine in an operating state, and the image comprises a blade portion and a tower portion; The blade position processing device (102) is used to determine whether the captured image represents valid data so as to send valid data to the core algorithm processing device (103). The core algorithm processing device (103) is used to use valid data to calculate a tower clearance value for a blade, and to send a calculation result to a wind turbine main control system (104) of a wind turbine.

Abstract: A method and device for determining a tower clearance of a wind turbine. The method comprises: acquiring an image of a wind turbine in operation (S10), the image comprising the tips of blades (2) and a tower (1) of the wind turbine; determining the positions of the tips of the blades (2) of the wind turbine in the image acquired (S20); identifying the edges of the tower (1) in the image acquired (30); and calculating, on the basis of the positions of the tips of the blades (2) and the edges of the tower (1) that have been determined, the distance from the tips (2) of the blades (2) to the edges of the tower (1) to acquire a tower clearance (S40). The employment of the method and device for determining the tower clearance for the wind turbine allows the real-time determination of the tower clearance for the wind turbine, thus effectively preventing the blades (2) from hitting the tower.

Abstract: A method including determining, according to a received type change instruction with respect to a group, a target group type of the group; selecting, according to a limiting condition imposed on group affiliation information of a group member by the target group type, a group member who does not satisfy the limiting condition; and removing the selected group member from the group.

Abstract: A method including receiving, by a client terminal, an instruction for generating a reminding message for an event type; determining, by the client terminal, a to-be-reminded object and event description information corresponding to the event type; and sending, by the client terminal, a reminding message to the to-be-reminded object, the reminding message containing the event description information. The technical solution of the present disclosure quickly implements event reminding.

Abstract: A task reminder method including: receiving, by a client terminal, a task reminder message generation instruction related to a meeting reminder message; determining, by the client terminal, a reminded object and task description information; and sending, by the client terminal, a task reminder message comprising the task description information and related to the meeting reminder message to the reminded object. By using the technical solution of the present disclosure, an association is established between a meeting reminder message and a task reminder message, so that a user quickly views related information of an associated meeting in the process of processing a task, which is conducive to improving the task processing efficiency.

Abstract: A communication method and device are provided. The method comprises: detecting a user operation aimed at a trigger element related to a reminder message function page in a communication application; executing a regular processing function corresponding to the trigger element when the user operation is a predefined regular trigger operation; and displaying a quick editing page for a reminder message when the user operation is a predefined quick trigger operation, wherein the quick editing page is used for quickly sending received user input information as content of the reminder message according to a default sending condition. By using the technical solution, a reminder message is edited and sent quickly, thereby helping simplify user operations and improving the efficiency of sending the reminder message.

Abstract: Task reminding methods and apparatuses for multiple information sources are provided. The method may include determining concerned processing function(s) related to a user from among processing functions that are supported by an instant messaging application; obtaining task message(s) corresponding to the at least one concerned processing function; and displaying the obtained task message(s) in a centralized manner. Through the technical solutions of the present disclosure, all task messages of concerned processing functions can be collectively displayed without requiring the user to perform separate viewing for each processing function, which helps to improve the efficiency of task processing. At the same time, a reminding operation can also be actively initiated to the user through intelligent semantic recognition of a task message, thereby ensuring that the task message is processed in time.