1.1 --- a/grant.html Mon Apr 13 03:15:57 2009 -0700 1.2 +++ b/grant.html Mon Apr 13 03:20:00 2009 -0700 1.3 @@ -314,8 +314,8 @@ 1.4 Their main modification consisted of adding a soft spatial contiguity constraint. However, 1.5 on our dataset, NNMF naturally produced spatially contiguous clusters, so no additional 1.6 constraint was needed. The paper under discussion mentions that they also tried a hierarchial 1.7 -variant of NNMF, but since they didn’t report its results, we assume that the result were not 1.8 -any more impressive than the non-hierarchial variant. 1.9 +variant of NNMF, but since they didn’t report its results, we assume that those result were 1.10 +not any more impressive than the results of the non-hierarchial variant. 1.11 7 1.12 1.13 Preliminary work