Abstract: A device and method for enhancing nitrogen and phosphorus removal based on a multistage AO partial denitrification coupled with Anammox process in combination with a sludge hydrolytic acidification mixture belong to the technical field of active sludge method wastewater treatment. A system includes a water tank, a water pump, a biochemical reaction zone, a hydrolytic acidification tank and other devices.

Abstract: A recommendation model training method includes: acquiring first preference information corresponding to users for a first object, the first object being an object on which the users have performed a designated operation; determining second preference information corresponding to users for a second object, the second object being an object on which the users have not performed a designated operation; correcting the first and second preference information based on preference features of users for an object and correlation features between objects and the users, to obtain third preference information of the users for the objects; generating training data based on the third preference information, a user attribute of a target user, an object attribute of a target object, and operation information of the target user for the target object; and performing iterative training on a target recommendation model based on the training data until a training condition is satisfied.

Abstract: A method, apparatus and system for processing a payment request for a virtual commodity on an open network platform are provided. The method includes: receiving a payment request that is sent by a third-party application server according to a request from a terminal, the payment request carrying at least an account identifier; deducting a charge from an account corresponding to the account identifier according to a payment attribute corresponding to the account identifier; and sending a charge deduction result corresponding to the account to the terminal via the third-party application server. According to the present method, usage rate of network and system resources is improved.

Abstract: This application discloses an information processing method performed at an application server. The application server receives a first virtual article identifier and a first account sent by a terminal in response to an operation of a user on a virtual article presentation interface. The server generates and stores a first order including the first virtual article identifier and the first account, obtains a current bill provided by a payment system and forwarded by the terminal, and a second account used to log into the terminal. The server determines a second order corresponding to the current bill, associates the current bill with the second order when a virtual article identifier and an account in the second order are the same as the second virtual article identifier and the second account; and sends a virtual article corresponding to the second virtual article identifier to the second account.

Abstract: An acceleration method for handshake request, includes: receiving a handshake request sent by a client towards a target domain name; feeding back a target credential bound to the target domain name to the client, where the target credential includes a specified public key so as to allow the client to utilize the specified public key to encrypt a session key of a current session; receiving an encrypted session key provided by the client, and sending a decryption request to an acceleration server, where the decryption request includes the encrypted session key so as to allow the acceleration server to decrypt the encrypted session key based on a private key bound to the target domain name; receiving and storing a decrypted session key fed back by the acceleration server, thereby completing a current handshake process.

Abstract: A method, apparatus and system for processing a payment request for a virtual commodity on an open network platform are provided. The method includes: receiving a payment request that is sent by a third-party application server according to a request from a terminal, the payment request carrying at least an account identifier; deducting a charge from an account corresponding to the account identifier according to a payment attribute corresponding to the account identifier; and sending a charge deduction result corresponding to the account to the terminal via the third-party application server. According to the present method, usage rate of network and system resources is improved.

Abstract: A method, apparatus and system for processing a payment request for a virtual commodity on an open network platform are provided. The method includes: receiving a payment request that is sent by a third-party application server according to a request from a terminal, the payment request carrying at least an account identifier; deducting a charge from an account corresponding to the account identifier according to a payment attribute corresponding to the account identifier; and sending a charge deduction result corresponding to the account to the terminal via the third-party application server. According to the present method, usage rate of network and system resources is improved.

Abstract: An identity authentication method is provided, including: obtaining a virtual-resource data processing request sent by a mobile terminal, the virtual-resource data processing request carrying a prestored digital fingerprint, and the digital fingerprint being generated by using device information and user information; performing virtual-resource data processing authentication on the virtual-resource data processing request according to a pre-established user value transfer behavior model; after virtual-resource data processing authentication succeeds, generating a value transfer token according to the digital fingerprint, and returning the value transfer token to the mobile terminal; receiving a value transfer request sent by the mobile terminal, the value transfer request carrying the value transfer token; and checking whether the value transfer token is valid, if the value transfer token is valid, identity authentication succeeding; otherwise, identity authentication failing.

Abstract: A method, apparatus and system for processing a payment request for a virtual commodity on an open network platform are provided. The method includes: receiving a payment request that is sent by a third-party application server according to a request from a terminal, the payment request carrying at least an account identifier; deducting a charge from an account corresponding to the account identifier according to a payment attribute corresponding to the account identifier; and sending a charge deduction result corresponding to the account to the terminal via the third-party application server. According to the present method, usage rate of network and system resources is improved.

Abstract: A method, apparatus and system for processing a payment request for a virtual commodity on an open network platform are provided. The method includes: receiving a payment request that is sent by a third-party application server according to a request from a terminal, the payment request carrying at least an account identifier; deducting a charge from an account corresponding to the account identifier according to a payment attribute corresponding to the account identifier; and sending a charge deduction result corresponding to the account to the terminal via the third-party application server. According to the present method, usage rate of network and system resources is improved.

Abstract: This application discloses an information processing method performed at an application server. The application server receives a first virtual article identifier and a first account sent by a terminal in response to an operation of a user on a virtual article presentation interface. The server generates and stores a first order including the first virtual article identifier and the first account, obtains a current bill provided by a payment system and forwarded by the terminal, and a second account used to log into the terminal. The server determines a second order corresponding to the current bill, associates the current bill with the second order when a virtual article identifier and an account in the second order are the same as the second virtual article identifier and the second account; and sends a virtual article corresponding to the second virtual article identifier to the second account.

Abstract: A three-dimensional semiconductor wafer relates to a semiconductor wafer, including a raw semiconductor wafer, at least one connection layer, a conduction layer and a protection layer, wherein the protection layer is arranged on the conduction layer; the connection layer is inserted into a bottom surface or/and a top surface of the raw semiconductor wafer; and the conduction layer is arranged on the bottom surface of the raw semiconductor wafer.

Abstract: A method and apparatus for sending a delivery notification of a network application-related product are provided. The method includes: selecting a delivery executing server in advance from multiple delivery servers of an application; acquiring quality of service information of the delivery executing server of the application; judging, according to a predefined judging rule, whether the quality of service information meets a requirement; and if the requirement is met, retaining the delivery executing server unchanged; otherwise, setting another delivery server of the application as a delivery executing server; and sending a delivery notification to a current delivery executing server of the application upon detecting the delivery notification of the application to be sent.

Abstract: An identity authentication method is provided, including: obtaining a virtual-resource data processing request sent by a mobile terminal, the virtual-resource data processing request carrying a prestored digital fingerprint, and the digital fingerprint being generated by using device information and user information; performing virtual-resource data processing authentication on the virtual-resource data processing request according to a pre-established user value transfer behavior model; after virtual-resource data processing authentication succeeds, generating a value transfer token according to the digital fingerprint, and returning the value transfer token to the mobile terminal; receiving a value transfer request sent by the mobile terminal, the value transfer request carrying the value transfer token; and checking whether the value transfer token is valid, if the value transfer token is valid, identity authentication succeeding; otherwise, identity authentication failing.

Abstract: A three-dimensional semiconductor wafer relates to a semiconductor wafer, including a raw semiconductor wafer, at least one connection layer, a conduction layer and a protection layer, wherein the protection layer is arranged on the conduction layer; the connection layer is inserted into a bottom surface or/and a top surface of the raw semiconductor wafer; and the conduction layer is arranged on the bottom surface of the raw semiconductor wafer.

Abstract: Provided is a virtual money balance bypass inquiry method, comprising: receiving a purchase demand submitted by a client, wherein the purchase demand contains the sum to be paid; receiving a balance inquiry request which is transmitted by the client in asynchronous mode, wherein the balance inquiry request contains the sum to be paid; inquiring the balance of a user account according to the balance inquiry request, and obtaining a result flag by comparing the balance of the user account with the sum to be paid; returning the result flag to the client in asynchronous mode.

Abstract: It is described an information processing method. On a display screen of a terminal it is presented at least one piece of promotion information associated with an application when the application is running on the terminal. Upon detecting that one piece of the promotion information is selected, a payment platform which is in-built in the application is triggered to perform the following: requesting a server to determine whether a payment option corresponding to the selected piece of the promotion information shall be presented on a first page or a second page; jumping to the first page upon reception from the server of a first operation instruction of presenting the payment option corresponding to the selected piece of the promotion information on the first page; and presenting on the first page the payment option corresponding to the selected piece of the promotion information.

Abstract: The invention discloses a method, a device and a system for verifying based on a verification diagram, and a storage medium, and the method includes: generating an input interface diagram according to a verification diagram including a basic information element and verification information, where the input interface diagram includes the basic information element of the verification diagram except for the verification information; transmitting the verification diagram and the input interface diagram to a terminal; receiving sliding path information inputted on the input interface diagram presented on the terminal; and determining whether the sliding path information matches the verification information, and if so, the verification is successful.

Abstract: A method, apparatus and system for processing a payment request for a virtual commodity on an open network platform are provided. The method includes: receiving a payment request that is sent by a third-party application server according to a request from a terminal, the payment request carrying at least an account identifier; deducting a charge from an account corresponding to the account identifier according to a payment attribute corresponding to the account identifier; and sending a charge deduction result corresponding to the account to the terminal via the third-party application server. According to the present method, usage rate of network and system resources is improved.

Abstract: A method and apparatus for sending a delivery notification of a network application-related product are provided. The method includes: selecting a delivery executing server in advance from multiple delivery servers of an application; acquiring quality of service information of the delivery executing server of the application; judging, according to a predefined judging rule, whether the quality of service information meets a requirement; and if the requirement is met, retaining the delivery executing server unchanged; otherwise, setting another delivery server of the application as a delivery executing server; and sending a delivery notification to a current delivery executing server of the application upon detecting the delivery notification of the application to be sent.