See test scores and detailed information for Timberwood Middle School in Humble, TX 77346. This Texas school is located at 18450 Timber Forest Drive and is in the Humble Independent School District Saved Homes
K-Means Advantages : 1) If variables are huge, then K-Means most of the times computationally faster than hierarchical clustering, if we keep k smalls. 2) K-Means produce tighter clusters than hierarchical clustering, especially if the clusters are globular.K-Means Disadvantages : 1) Difficult to predict K-Value.2) With global cluster, it didn't work well.) K-Means produce tighter clusters than hierarchical clustering, especially if the clusters are globular. K-Means Disadvantages : 1) Difficult to predict K-Value. 2) With global cluster, it didn't work well.
One major disadvantage of php for map/reduce implementation is that, it is not multi-threaded. Also that, hadoop has extensive framework of classes, interfaces and methods specially made in java, which php programs can't avail. And also that, php isn't designed to handle heavy data processing task.