Abstract: Provided are a method and a device for identifying a distribution network topology error. The method includes: calculating a voltage of a coupling node to which each load belongs and obtaining a voltage sample space of coupling nodes to which all loads belong; calculating a current of a branch to which each load belongs and obtaining a current sample space of branches to which all loads belong; calculating a voltage correlation coefficient and a current correlation coefficient respectively between different loads according to the obtained voltage sample space and the current sample space; and completing verification and correction of the distribution network topology.

Abstract: Disclosed are a distribution transformer terminal and a method for monitoring a state of a distribution transformer court device. The distribution transformer terminal includes an ARM core processor, a carrier communication module connected to a court device, a sub-G wireless communication module connected to the court device and a GPS module connected to the court device. The ARM core processor is connected to the carrier communication module, the sub-G wireless communication module and the GPS module. The ARM core processor is configured to identify a phase of the court device and a court to which the court device belongs, acquire an operating state and fault information of the court device through the sub-G wireless communication module, and acquire geographical location information of the court device through the GPS module.

Abstract: The invention relates to a method for real-time scheduling of multi-energy complementary micro-grids based on a Rollout algorithm, which is technically characterized by comprising the following steps of: Step 1, setting up a moving-horizon Markov decision process model for the real-time scheduling of the multi-energy complementary micro-grids with random new-energy outputs, and establishing constraint conditions for the real-time scheduling; Step 2, establishing a target function of the real-time scheduling; Step 3, dividing a single complete scheduling cycle into a plurality of scheduling intervals, and finding one basic feasible solution meeting the constraint conditions for the real-time scheduling based on a greedy algorithm; and Step 4, finding a solution to the moving-horizon Markov decision process model for the real-time scheduling of the multi-energy complementary micro-grids by using the Rollout algorithm based on the basic feasible solution from Step 3.

Abstract: Provided are a method and a device for identifying a distribution network topology error. The method includes: calculating a voltage of a coupling node to which each load belongs and obtaining a voltage sample space of coupling nodes to which all loads belong; calculating a current of a branch to which each load belongs and obtaining a current sample space of branches to which all loads belong; calculating a voltage correlation coefficient and a current correlation coefficient respectively between different loads according to the obtained voltage sample space and the current sample space; and completing verification and correction of the distribution network topology.

Abstract: The present application relates to a method for evaluating an operation of a distribution network based on data capture and Spark. The method includes: acquiring a packet from a terminal, and mirroring the packet through a mirroring port of a switch to acquire a mirror packet of the packet; analyzing the mirror packet, acquiring a 101/104 protocol packet, and storing the 101/104 protocol packet into an HDFS; acquiring the 101/104 protocol packet from the HDFS, parsing the 101/104 protocol packet on a Spark platform to acquire a parameter in the 101/104 protocol packet, and analyzing and processing the parameter to obtain a key indicator for evaluating the operation of the distribution network; and displaying the key indicator through a web page.

Abstract: Disclosed are a distribution transformer terminal and a method for monitoring a state of a distribution transformer court device. The distribution transformer terminal includes an ARM core processor, a carrier communication module connected to a court device, a sub-G wireless communication module connected to the court device and a GPS module connected to the court device. The ARM core processor is connected to the carrier communication module, the sub-G wireless communication module and the GPS module. The ARM core processor is configured to identify a phase of the court device and a court to which the court device belongs acquire an operating state and fault information of the court device through the sub-G wireless communication module, and acquire geographical location information of the court device through the GPS module.

Abstract: Provided is a source-load cooperation access method for a power distribution region. The method includes: establishing a timing feature model of a distributed generator and a timing feature model of a load respectively, acquiring a timing feature of the distributed generator in an access power distribution region by using maximum likelihood estimation and acquiring a timing feature of a user which accesses the power distribution region by using classification and regression trees; and inputting the timing feature of the distributed generator and the timing feature of the user which access the power distribution region into a combination optimization model, and determining a source-load access feeder through optimization.

Abstract: Disclosed are systems and methods for managing queries on on-line advertisement data. The system includes a query engine device for receiving queries from and outputting query results to query client devices and a training engine for generating and adjusting a model for predicting an estimation of resource usage for execution of each received query based on each query's corresponding feature vector having values pertaining to the query and a system status. The query engine device is further configured to provide the estimation of resource usage for each query to the corresponding query client device and, in response, receive input from such corresponding query client device and specifying whether to proceed with the corresponding query. A database system receives input from each query's corresponding query client device as to whether to proceed with the query and, in response, initiates or inhibits execution of such query with respect to a database storage system.

Abstract: The invention relates to a method for real-time scheduling of multi-energy complementary micro-grids based on a Rollout algorithm, which is technically characterized by comprising the following steps of: Step 1, setting up a moving-horizon Markov decision process model for the real-time scheduling of the multi-energy complementary micro-grids with random new-energy outputs, and establishing constraint conditions for the real-time scheduling; Step 2, establishing a target function of the real-time scheduling; Step 3, dividing a single complete scheduling cycle into a plurality of scheduling intervals, and finding one basic feasible solution meeting the constraint conditions for the real-time scheduling based on a greedy algorithm; and Step 4, finding a solution to the moving-horizon Markov decision process model for the real-time scheduling of the multi-energy complementary micro-grids by using the Rollout algorithm based on the basic feasible solution from Step 3.

Abstract: This application discloses a method implemented on a client system for creating an automatic reply message. The client system obtains content information of a webpage including information concerning a plurality of content items. A graphical user interface is created using one or more of the plurality of content items. Then, the auto-reply message is composed in accordance with the plurality of content items and additional user instructions. The auto-reply message is further associated with one or more predefined keywords according to one or more auto-reply rules, and sent along with these predefined keywords to a server system. The server system is configured to return the auto-reply message automatically to a subscriber device of a public account of a social network application in response to a user inquiry including one or more predefined keywords.

Abstract: Techniques and mechanisms described herein facilitate the management of data centers. According to various embodiments, a first query dispatcher at a first data center may be disabled. The first data center may include a first data cluster and a first database. The first query dispatcher may be configured to dispatch queries to access data in the first data cluster and in a second data cluster at a second data center. The second data cluster may replicate data stored in the first data cluster. Metadata stored in the first database may be replicated to a second database in the second data center. The metadata may describe a state of the first data cluster. A second query dispatcher may be enabled at the second data center. The second query dispatcher may be configured to dispatch queries to access data in the second data cluster.

Abstract: The present application discloses a method of generating an automatic reply (auto-reply) message. A server receives a text message directed to a content provider, and obtains content information of a webpage associated with the content provider. The content information of the webpage includes predetermined tags and information concerning content items of the webpage. The server then composes an auto-reply message according to a specific keyword of the text message, and specifically, information of at least one content item is extracted according to an auto-reply rule. The auto-reply rule is included in an auto-reply rule database that further includes a plurality of keywords and the content items of the webpage semantically correlated with the keywords based on the set of predetermined tags. The server then returns the auto-reply message including the information of the at least one content item corresponding to the specific keyword for display on the client device.

Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for using a mobile device to provide security system functionality. One of the systems includes a first mobile device, the first mobile device including one or more installed applications for providing security system management; a service provider system communicatively coupled to the first mobile device; and a user mobile device configured to provide user access to security system information from the first mobile device through the service provider system.

Abstract: Inclusion complexes of pinocembrin with cyclodextrin or its derivatives and their preparation are provided. The inclusion complexes can be used to make drugs.

Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for managing communications. One of the systems includes a plurality of security systems, each security system including a secure network coupling a plurality of security devices; a plurality of user devices authorized to send and receive communications associated with a respective security system of the plurality of security systems; and a service provider system configured to manage communications for each of the plurality of security systems with respective user devices, wherein, the service provider system or the user devices are configured to communicate with a push service to send push notifications.

Abstract: This application discloses a method implemented on a client system for creating an automatic reply message. The client system obtains content information of a webpage including information concerning a plurality of content items. A graphical user interface is created using one or more of the plurality of content items. Then, the auto-reply message is composed in accordance with the plurality of content items and additional user instructions. The auto-reply message is further associated with one or more predefined keywords according to one or more auto-reply rules, and sent along with these predefined keywords to a server system. The server system is configured to return the auto-reply message automatically to a subscriber device of a public account of a social network application in response to a user inquiry including one or more predefined keywords.

Abstract: This application discloses a method implemented on a client system for creating an automatic reply (auto-reply) message. The client system obtains content information of a webpage including information concerning a plurality of content items. A graphical user interface is displayed and includes a preview of the webpage including the plurality of content items of the webpage. Then, the auto-reply message is composed in accordance with a user selection of a specific content item of the webpage in the webpage preview, and at least includes corresponding information of the selected content item. The auto-reply message is further associated with one or more predefined keywords according to one or more auto-reply rules, and sent with these predefined keywords to a server system. The server system is configured to return the auto-reply message automatically to a subscriber device in response to a user inquiry including at least one of the predefined keywords.

Abstract: Disclosed are systems and methods for managing queries on on-line advertisement data. The system includes a query engine device for receiving queries from and outputting query results to query client devices and a training engine for generating and adjusting a model for predicting an estimation of resource usage for execution of each received query based on each query's corresponding feature vector having values pertaining to the query and a system status. The query engine device is further configured to provide the estimation of resource usage for each query to the corresponding query client device and, in response, receive input from such corresponding query client device and specifying whether to proceed with the corresponding query. A database system receives input from each query's corresponding query client device as to whether to proceed with the query and, in response, initiates or inhibits execution of such query with respect to a database storage system.