Journal
IEEE COMMUNICATIONS LETTERS
Volume 11, Issue 11, Pages 907-909Publisher
IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC
DOI: 10.1109/LCOMM.2007.071066
Keywords
traffic matrix estimation; link count; {1}-inverse; traffic engineering
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This letter proposes a novel method to estimate IP traffic matrix (TM). By using the generalized matrix inverse, we are able to overcome the challenge of ill-posed nature of the problem. We describe the inference of TM into an optimization problem and then solve this problem by calculating the {1}-INVERSE of the routing matrix. Numerical results are provided to demonstrate the accuracy of this method.
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