A method for processing information by an intelligent agent and the intelligent agent, where the method comprises: a first intelligent agent sends a request message to a second intelligent agent, where the request message includes an invitation message or a recommendation message; the first intelligent agent receives a decision message fed back by the second intelligent agent, where the decision message is determined according to the invitation message or the recommendation message and a knowledge model of the second intelligent agent; and the first intelligent agent updates, according to the decision message, a knowledge model of the first intelligent agent or sends a notification message to a first user account corresponding to the first intelligent agent. By using these technical solutions, information on a social network may be learned and processed by means of interaction with another intelligent agent, thereby implementing mining of data on the social network.
Please help me write a proper abstract based on the patent claims. CLAIM: 1. A method for processing information by an intelligent agent, the method comprising: sending, by a first intelligent agent, a request message to a second intelligent agent, wherein the request message comprises an invitation message or a recommendation message sent to the second intelligent agent; receiving, by the first intelligent agent, a decision message fed back by the second intelligent agent, wherein the decision message is a message that is determined by the second intelligent agent according to a knowledge model of the second intelligent agent and any one of the invitation message or the recommendation message; and updating, by the first intelligent agent according to the decision message, a knowledge model of the first intelligent agent or sending, by the first intelligent agent according to the decision message, a notification message to a first user account corresponding to the first intelligent agent. 2. The method according to claim 1, wherein sending, by a first intelligent agent, a request message to a second intelligent agent comprises: sending, by the first intelligent agent, the request message to the second intelligent agent at any moment; or predicting, by the first intelligent agent, an idle time of a second user account by learning a historical posting time of the second user account, and sending, by the first intelligent agent, the request message to the second intelligent agent at the idle time of the second user account, wherein the second user account corresponds to the second intelligent agent. 3. The method according to claim 1, wherein sending, by a first intelligent agent, a request message to a second intelligent agent comprises: determining, by the first intelligent agent, that an object to which the invitation message or the recommendation message is to be sent is the second intelligent agent; and sending the invitation message or the recommendation message to the second intelligent agent. 4. The method according to claim 3, wherein determining, by the first intelligent agent, that an object to which the invitation message or the recommendation message is to be sent is the second intelligent agent comprises: obtaining, by the first intelligent agent according to a label of the first intelligent agent and a label of another intelligent agent, a measurement value of an interest similarity between a first user corresponding to the first user account and a user corresponding to the other intelligent agent, wherein the other intelligent agent refers to an intelligent agent that has an association relationship with the first intelligent agent; and determining, according to the measurement value, that the object to which the invitation message or the recommendation message is to be sent is the second intelligent agent. 5. The method according to claim 4, wherein determining, by the first intelligent agent, that an object to which the invitation message or the recommendation message is to be sent is the second intelligent agent comprises: determining, by the first intelligent agent, the invitation message or the recommendation message according to operation information of a user account corresponding to the other intelligent agent; and determining, according to the invitation message or the recommendation message and the label of the other intelligent agent, that the object to which the invitation message or the recommendation message is to be sent is the second intelligent agent. 6. The method according to claim 1, wherein: when the request message is a learning invitation message, the decision message comprises related information of the second intelligent agent to be shared with the first intelligent agent, or the decision message is refusing to share related information of the second intelligent agent with the first intelligent agent, wherein the related information comprises at least any one of the following: a learning model, data, and activity arrangement; and updating, by the first intelligent agent according to the decision message, a knowledge model of the first intelligent agent or sending, by the first intelligent agent according to the decision message, a notification message to a first user account corresponding to the first intelligent agent comprises: learning, by the first intelligent agent, the related information of the second intelligent agent when the decision message is the related information of the second intelligent agent to be shared with the first intelligent agent, and updating the knowledge model of the first intelligent agent, or updating, by the first intelligent agent when the decision message is refusing to share the related information of the second intelligent agent with the first intelligent agent, the knowledge model of the first intelligent agent according to a case in which the second intelligent agent refuses the learning invitation message. 7. The method according to claim 6, wherein after learning, by the first intelligent agent, the related information of the second intelligent agent when the decision message is the related information of the second intelligent agent to be shared with the first intelligent agent, and updating the knowledge model of the first intelligent agent, the method further comprises: obtaining, by the first intelligent agent, a learning outcome by using learned content and by comparing the decision message with the knowledge model of the first intelligent agent; and feeding back, by the first intelligent agent, the learning outcome to the second intelligent agent, so that the second intelligent agent updates the knowledge model of the second intelligent agent according to the learning outcome. 8. The method according to claim 1, wherein: when the request message is an activity invitation message, the decision message comprises a message for agreeing to or refusing an activity invitation; and updating, by the first intelligent agent according to the decision message, a knowledge model of the first intelligent agent or sending, by the first intelligent agent according to the decision message, a notification message to a first user account corresponding to the first intelligent agent comprises: sending, by the first intelligent agent when the decision message is the message for agreeing to the activity invitation, the notification message to the first user account corresponding to the first intelligent agent, so that information that the second intelligent agent accepts the activity invitation is displayed on the first user account, or updating, by the first intelligent agent when the decision message is the message for refusing the activity invitation, the knowledge model of the first intelligent agent according to a case in which the second intelligent agent refuses the activity invitation message. 9. The method according to claim 1, wherein: when the request message is the recommendation message, the decision message comprises accepting or refusing the recommendation message; and updating, by the first intelligent agent according to the decision message, a knowledge model of the first intelligent agent or sending, by the first intelligent agent according to the decision message, a notification message to a first user account corresponding to the first intelligent agent comprises: updating, by the first intelligent agent, the knowledge model of the first intelligent agent according to the decision message when the decision message is accepting or refusing the recommendation message. 10. The method according to claim 1, wherein sending, by a first intelligent agent, a request message to a second intelligent agent comprises: sending, by the first intelligent agent by itself, the request message to the second intelligent agent, wherein before the first intelligent agent directly sends the request message to the second intelligent agent, the first intelligent agent does not notify the first user account and/or receives no instruction sent by using a terminal device by the first user corresponding to the first user account, wherein the instruction is used to instruct the first intelligent agent to send the request message to the second intelligent agent. 11. An intelligent agent, comprising: a sending unit, configured to send a request message to a second intelligent agent, wherein the request message comprises an invitation message or a recommendation message sent to the second intelligent agent; a receiving unit, configured to receive a decision message fed back by the second intelligent agent, wherein the decision message is a message that is determined by the second intelligent agent according to the invitation message or the recommendation message and a knowledge model of the second intelligent agent; and a processing unit, configured to update, according to the decision message, a knowledge model of the intelligent agent or send a notification message to a first user account corresponding to the intelligent agent. 12. The intelligent agent according to claim 11, wherein the sending unit is configured to: send the request message to the second intelligent agent at any moment; or predict an idle time of a second user account by learning a historical posting time of the second user account, and send the request message to the second intelligent agent at the idle time of the second user account, wherein the second user account corresponds to the second intelligent agent. 13. The intelligent agent according to claim 11, wherein the sending unit comprises: a determining subunit, configured to determine that an object to which the invitation message or the recommendation message is to be sent is the second intelligent agent; and a message sending subunit, configured to send the invitation message or the recommendation message to the second intelligent agent. 14. The intelligent agent according to claim 13, wherein the determining subunit is configured to: obtain, according to a label of itself and a label of another intelligent agent, a measurement value of an interest similarity between a first user corresponding to the first user account and a user corresponding to the other intelligent agent, wherein the other intelligent agent refers to an intelligent agent that has an association relationship with the intelligent agent; and determine, according to the measurement value, that the object to which the invitation message or the recommendation message is to be sent is the second intelligent agent. 15. The intelligent agent according to claim 14, wherein the determining subunit is configured to: determine the invitation message or the recommendation message according to operation information of a user account corresponding to the other intelligent agent; and determine, according to the invitation message or the recommendation message and the label of the other intelligent agent, that the object to which the invitation message or the recommendation message is to be sent is the second intelligent agent. 16. The intelligent agent according to claim 11, wherein: when the request message is a learning invitation message, the decision message comprises related information of the second intelligent agent to be shared with the intelligent agent, or the decision message is refusing to share related information of the second intelligent agent with the intelligent agent, wherein the related information comprises at least any one of the following: a learning model, data, and activity arrangement; and the processing unit is configured to: learn the related information of the second intelligent agent when the decision message is the related information of the second intelligent agent to be shared with the intelligent agent, and update the knowledge model of itself, or update, when the decision message is refusing to share the related information of the second intelligent agent with the intelligent agent, the knowledge model of itself according to a case in which the second intelligent agent refuses the learning invitation message. 17. The intelligent agent according to claim 16, wherein: the intelligent agent further comprises an acquiring unit configured to obtain a learning outcome by using learned content and by comparing the decision message with the knowledge model of itself; and the sending unit is further configured to feed back the learning outcome to the second intelligent agent, so that the second intelligent agent updates the knowledge model of the second intelligent agent according to the learning outcome. 18. The intelligent agent according to claim 11, wherein: when the request message is an activity invitation message, the decision message comprises a message for agreeing to or refusing an activity invitation; and the processing unit is configured to: send, when the decision message is the message for agreeing to the activity invitation, the notification message to the first user account corresponding to the first intelligent agent, so that information that the second intelligent agent accepts the activity invitation is displayed on the first user account, or update, when the decision message is the message for refusing the activity invitation, the knowledge model of itself according to a case in which the second intelligent agent refuses the activity invitation message. 19. The intelligent agent according to claim 11, wherein: when the request message is the recommendation message, the decision message comprises accepting or refusing the recommendation message; and the processing unit is configured to: update the knowledge model of itself according to the decision message when the decision message is accepting or refusing the recommendation message. 20. The intelligent agent according to claim 11, wherein the sending unit is configured to: send the request message to the second intelligent agent by itself, wherein before directly sending the request message to the second intelligent agent, the first intelligent agent does not notify the first user account and/or receives no instruction sent by using a terminal device by the first user corresponding to the first user account, wherein the instruction is used to instruct the first intelligent agent to send the request message to the second intelligent agent. 21. A system for processing information by an intelligent agent, the system comprising: at least one intelligent agent comprising, a sending unit, configured to send a request message to a second intelligent agent, wherein the request message comprises an invitation message or a recommendation message sent to the second intelligent agent, a receiving unit, configured to receive a decision message fed back by the second intelligent agent, wherein the decision message is a message that is determined by the second intelligent agent according to the invitation message or the recommendation message and a knowledge model of the second intelligent agent, and a processing unit, configured to update, according to the decision message, a knowledge model of the intelligent agent or send a notification message to a first user account corresponding to the intelligent agent; and an intelligent agent management device configured to: manage and control the at least one intelligent agent, and determine a common rule of the at least one intelligent agent by analyzing a behavior pattern of the at least one intelligent agent, so that a message sent by any intelligent agent of the at least one intelligent agent may be delivered and processed between the at least one intelligent agent. 22. A terminal device, comprising: at least one intelligent agent, comprising, a sending unit, configured to send a request message to a second intelligent agent, wherein the request message comprises an invitation message or a recommendation message sent to the second intelligent agent; a receiving unit, configured to receive a decision message fed back by the second intelligent agent, wherein the decision message is a message that is determined by the second intelligent agent according to the invitation message or the recommendation message and a knowledge model of the second intelligent agent; and a processing unit, configured to update, according to the decision message, a knowledge model of the intelligent agent or send a notification message to a first user account corresponding to the intelligent agent.