3. The method of claim 1 , wherein determining the score for each of the paths comprises aggregating a plurality of edge weights along each path.
3. The method of claim 1 , wherein determining the score for each of the paths comprises aggregating a plurality of edge weights along each path. 4. The method of claim 3 , further comprising: determining edge weights from a training data set, the training data set comprising a plurality of training input sequences, each training input sequence associated with a normalized sequence.