The University of Santa Cruz/California has an interesting demo up
that computes author trust based on whether users' edits are
kept/improved or reverted. It then highlights passages of the text
according to the computed reputation of the author who added them:
NB, this is still very experimental, but it seems promising.
Luca de Alfaro, who did most of this work, will also be presenting at Wikimania.
Toward Peace, Love & Progress:
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