Well, we can go send that link to [email protected] and see what they say.
On Tue, May 31, 2011 at 10:57 AM, Sebastian Schelter <[email protected]> wrote: > I'm a little confused now :) What do you mean by "real knowledge"? I found a > link to the patent when reading the wikipedia page about PageRank, however > as I'm not a lawyer, I don't consider myself capable of judging the > situation. > > --sebastian > > On 31.05.2011 16:41, Benson Margulies wrote: >> >> Let me clarify this: >> >> No one is obligated to do patent research. If you have real knowledge >> of a patent infringement in a proposed contribution, you must disclose >> it. If you have no real knowledge, you need not go looking for it. >> >> On Tue, May 31, 2011 at 10:18 AM, Dhruv Kumar<[email protected]> >> wrote: >>> >>> Jimmy Lin's Cloud 9 Map Reduce library also includes an implementation of >>> Page Rank as an example: >>> >>> http://www.umiacs.umd.edu/~jimmylin/cloud9/docs/ >>> >>> On Tue, May 31, 2011 at 9:10 AM, Sebastian Schelter<[email protected]> >>> wrote: >>> >>>> Thank you very much for the advice, I'll try to contact Stanford then. >>>> >>>> --sebastian >>>> >>>> >>>> On 31.05.2011 14:53, Benson Margulies wrote: >>>> >>>>> As a contributor, you could submit a patch noting the existence of the >>>>> patent, *If you know that a patent reads on it*. As a PMC member, I'm >>>>> advised by legal-discuss@ to reject the patch, unless you can get a >>>>> grant from Stanford. >>>>> >>>>> However, 'having heard' is not the same thing as *knowing*. A vague >>>>> rumor does not trigger any of this. >>>>> >>>>> The fact that CMU has chosen to distribute an implementation is >>>>> neither here nor there. >>>>> >>>>> >>>>> >>>>> On Tue, May 31, 2011 at 8:25 AM, Sebastian Schelter<[email protected]> >>>>> wrote: >>>>> >>>>>> Hello everyone, >>>>>> >>>>>> I have a question regarding legal issues. >>>>>> >>>>>> I have one of my students implement PageRank in MapReduce, would it be >>>>>> possible to contribute this to Mahout or are there any legal issues >>>>>> prohibiting this? >>>>>> >>>>>> I read that Stanford is holding a patent on PageRank but I've seen a >>>>>> PageRank implementation already included in the Pegasus Framework from >>>>>> Carnegie Mellon University which is Apache licensed. >>>>>> >>>>>> Can someone help here with advice? >>>>>> >>>>>> --sebastian >>>>>> >>>>>> >>>> >>> > >
