Research Article
A Privacy-Preserving Incentive Mechanism for Data Offloading in Satellite-Terrestrial Crowdsensing
Table 1
The notations in this paper.
| | The set of users |
| | The amount of sensing tasks from the platform | | The amount of subtasks of task | | The th subtasks of task | | All subtasks of task | | The set of all of the subtasks | | The amount of users for task | | A specific user | | The bid of user | | A subset of , which represents the subtasks user is interested in | | The cost user claimed of finishing task set | | The winner set of users | | The profit of user | | The true value of the cost of user needs to finish his task set |
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