A terminal application launching method and a terminal are disclosed. The method comprises: acquiring a contextual value of at least one contextor, where the contextor represents an information source that is available to a terminal and that is related to human-computer interaction, and the contextual value is a value that represents the contextor; determining, according to a decision rule, an application that matches the contextual value; determining a running parameter of the application according to the acquired contextual value and the determined application; and launching the application, where the application runs by using the running parameter. A corresponding terminal and another corresponding method and terminal are further disclosed. In embodiments of the present invention, according to a contextual value of a contextor of a terminal, automatic launching and running of the application of the terminal or automatic selection and launching of the application can be implemented.
Please help me write a proper abstract based on the patent claims. CLAIM: 1. A terminal application launching method, the method comprising: acquiring a contextual value of at least one contextor, wherein the contextor represents an information source that is available to a terminal and that is related to human-computer interaction, and the contextual value is a value that represents the contextor; determining, according to a decision rule, an application that matches the contextual value; determining a running parameter of the application according to the acquired contextual value and the determined application; and launching the application, wherein the application runs by using the running parameter. 2. The method according to claim 1, wherein determining, according to the decision rule, the application that matches the contextual value comprises: launching an application launching decision engine, so that the application launching decision engine determines, according to the decision rule, the application that matches the contextual value; and acquiring the application that matches the contextual value and that is output by the application launching decision engine; wherein the application launching decision engine comprises the following decision rule: a Bayes classifier, a decision tree, a Support Vector Machine, a Hidden Markov Model, or a Gaussian Mixture Model. 3. The method according to claim 1, wherein determining the running parameter of the application according to the acquired contextual value and the determined application comprises: launching an application parameter decision engine, so that the application parameter decision engine determines the running parameter of the application according to the decision rule; and acquiring the running parameter of the application that is output by the application parameter decision engine; wherein the application parameter decision engine comprises the following decision rule: a Bayes classifier, a decision tree, a Support Vector Machine, a Hidden Markov Model, or a Gaussian Mixture Model. 4. The method according to a claim 1, further comprising: outputting a launching request prompt, to request a user to launch the application; wherein the application runs by using the running parameter; wherein launching the application comprises: launching the application when a launching instruction of the user is received. 5. A terminal application launching method, the method comprising: receiving an operation request of a user, wherein the operation request is executed on one association application in at least two association applications; acquiring a contextual value of at least one contextor of a terminal, wherein the contextor represents an information source that is available to a terminal and that is related to human-computer interaction, and the contextual value is a value that represents the contextor; determining, from the at least two associated applications according to the contextual value, a first associated application that matches the contextual value; and launching the first associated application, to execute the operation request. 6. The method according to claim 5, further comprising: determining a first running parameter of the first associated application according to the contextual value and the determined first associated application, wherein the first associated application runs by using the first running parameter. 7. The method according to claim 6, further comprising: outputting an associated application selection prompt, to prompt the user to select the first associated application or another associated application of the at least two associated applications; and receiving a selection instruction of the user; wherein launching the first associated application, to execute the operation request comprises: when the selection instruction of the user is to select the first associated application, launching the first associated application, to execute the operation request, wherein the first associated application runs by using the first running parameter. 8. The method according to claim 7, wherein when the selection instruction of the user is to select a second associated application of the at least two associated applications, the method further comprises: determining a second running parameter of the second associated application according to the contextual value and the selected second associated application; and launching the second associated application, to execute the operation request, wherein the second associated application runs by using the second running parameter. 9. The method according to claim 7, wherein after receiving the selection instruction of the user, the method further comprises: acquiring a validity period selected by the user; and when an operation request of the user is received, launching an associated application that is in the validity period and that corresponds to the operation request, to execute the operation request. 10. The method according to claim 9, wherein acquiring the validity period selected by the user comprises: outputting a selection interface of the validity period, to prompt the user to perform validity period selection, wherein the validity period comprises: all the time, recent use, or only this time, wherein the validity period of recent use is a preset quantity of use times or a preset use time; and acquiring the validity period selected by the user. 11. The method according to claim 5, wherein the contextor is a user mood; and acquiring the contextual value of at least one contextor of the terminal comprises: launching a camera of the terminal, and acquiring an expression of the user; and determining a contextual value of the user mood according to the expression of the user. 12. A terminal, comprising: at least one processor; and a memory, wherein the memory is configured to provide instructions and data to the processor; wherein the processor is configured to: acquire a contextual value of at least one contextor, wherein the contextor represents an information source that is available to a terminal and that is related to human-computer interaction, and the contextual value is a value that represents the contextor; determine, according to a decision rule, an application that matches the contextual value; determine a running parameter of the application according to the acquired contextual value and the determined application; and launch the application, wherein the application runs by using the running parameter. 13. The terminal according to claim 12, wherein the processor is further configured to: launch an application launching decision engine, so that the application launching decision engine determines, according to the decision rule, the application that matches the contextual value; and acquire the application that matches the contextual value and that is output by the application launching decision engine; wherein the application launching decision engine comprises the following decision rule: a Bayes classifier, a decision tree, a Support Vector Machine, a Hidden Markov Model, or a Gaussian Mixture Model. 14. The terminal according to claim 12, wherein the processor further configured to: launch an application parameter decision engine, so that the application parameter decision engine determines the running parameter of the application according to the decision rule; and acquire the running parameter of the application that is output by the application parameter decision engine; wherein the application parameter decision engine comprises the following decision rule: a Bayes classifier, a decision tree, a Support Vector Machine, a Hidden Markov Model, or a Gaussian Mixture Model. 15. The terminal according to claim 12, wherein the processor further configured to: output a launching request prompt, to request a user to launch the application; wherein the application runs by using the running parameter; wherein the application is launched when a launching instruction of the user is received. 16. A terminal, comprising: at least one processor; and a memory, wherein the memory is configured to provide instructions and data to the processor; wherein the processor is configured to: receive an operation request of a user, wherein the operation request executes the operation request on one associated application of at least two associated applications; acquire a contextual value of at least one contextor of the terminal, wherein the contextor represents an information source that is available to the terminal and that is related to human-computer interaction, and the contextual value is a value that represents the contextor; determine, from the at least two associated applications according to the contextual value, a first associated application that matches the contextual value; and launch the first associated application, to execute the operation request. 17. The terminal according to claim 16, wherein the processor is further configured to: determine a first running parameter of the first associated application according to the contextual value and the determined first associated application, wherein the first associated application runs by using the first running parameter. 18. The terminal according to claim 17, wherein the processor is further configured to: output an associated application selection prompt, to prompt the user to select the first associated application or another associated application of the at least two associated applications; and receive a selection instruction of the user; wherein the processor is further configured to: when the selection instruction of the user is to select the first associated application, launch the first associated application, to execute the operation request, wherein the first associated application runs by using the first running parameter. 19. The terminal according to claim 18, wherein when the selection instruction of the user is to select a second associated application of the at least two associated applications, the processor is further configured to: determine a second running parameter of the second associated application according to the contextual value and the selected second associated application; and launch the second associated application, to execute the operation request, wherein the second associated application runs by using the second running parameter. 20. The terminal according to claim 16, wherein the contextor is a user mood; wherein the processor is further configured to: launch a camera of the terminal, and acquire an expression of the user; and determine a contextual value of the user mood according to the expression of the user.