StackRating
An Elo-based rating system for Stack Overflow
                
    Answers and rating deltas for
    Which bar code type is the most robust when used with mobile machine vision and a tool like OpenCV?
| Author | Votes | Δ | 
|---|---|---|
| Fabián Heredia Montiel | 4 | +4.37 | 
| tianlei.zhang | 2 | -0.10 | 
| Eric Perko | 2 | -0.17 | 
| Rethunk | 1 | -4.09 | 
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