Text this

Number:

Provider:

CAPTCHA:

 __   _      ___    __    __   __   __            
| || | ||   / _ \\  \ \\ / //  \ \\/ //   ____    
| '--' ||  | / \ ||  \ \/ //    \ ` //   |    \\  
| .--. ||  | \_/ ||   \  //      | ||    | [] ||  
|_|| |_||   \___//     \//       |_||    |  __//  
`-`  `-`    `---`       `        `-`'    |_|`-`   
                                         `-`

Please enter what you see:

Text this: A heuristic algorithm for trust-oriented service provider selection in complex social networks