Is there a way to filter data from the root?

Is there a way to filter data from the root?

References

Reference NO 1

http://stackoverflow.com/questions/13584959/is-there-a-way-to-filter-data-from-the-root

Reference NO 2

http://www.odata.org/documentation/odata-v2-documentation/uri-conventions/

Reference NO 3

http://www.ece.utah.edu/~farhang/Nyquist_M_r1.pdf

Reference NO 4

http://archive.apnic.net/meetings/22/docs/tut-routing-pres-bgp-bcp.pdf

Reference NO 5

http://www.cs.washington.edu/education/courses/cse332/10sp/lectures/lecture20.pdf

Reference NO 6

http://www.cc.gatech.edu/~dellaert/pub/Dellaert06ijrr.pdf

Reference NO 7

https://answers.atlassian.com/questions/149779/is-there-a-way-to-restrict-the-project-prefix-with-filters-of-sub-tasks

Reference NO 8

http://www.scootersoftware.com/vbulletin/showthread.php?t=11566