Christian Grothoff a écrit : > This is certainly why we got fewer results, but getting bogus results is not > really the goal here ;-). Sure, what I was fearing is more an inadequate query processing like... > The current issue that I am trying to fix is more > fundamental: previously, a peer could respond to a (repeated) query for the > same keyword with the same response millions of times, essentially not > contributing anything (but getting rewards in terms of trust). Databases > spewing out always the same first result to a query matching possibly > thousands of entries made this kind of behavior the norm. > ...this one. ;-) As I understand it, this little bug can have blocked most of the files from being shown. > The code in SVN changes the query format to include a bloomfilter which > *excludes* certain responses. In essence, the query is extended to > specifically exclude responses that the client has already seen. That way, > other peers have an incentive (and are forced to) produce *diverse* result > sets. > That's the main change describing the essence of how the new code will > hopefully increase the number of search results. > Really nice. I expect this kind of change to be really major for the range of results we get.
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