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. 2006 Sep 6;7:404. doi: 10.1186/1471-2105-7-404

Table 1.

Topological indices used to measure the structural difference between RNAs in RDMAS.

Topological index Description
λT Second eigenvalue of Laplacian matrix of Shapiro's coarse grained RNA tree
λTw MathType@MTEF@5@5@+=feaafiart1ev1aaatCvAUfKttLearuWrP9MDH5MBPbIqV92AaeXatLxBI9gBaebbnrfifHhDYfgasaacH8akY=wiFfYdH8Gipec8Eeeu0xXdbba9frFj0=OqFfea0dXdd9vqai=hGuQ8kuc9pgc9s8qqaq=dirpe0xb9q8qiLsFr0=vr0=vr0dc8meaabaqaciaacaGaaeqabaqabeGadaaakeaaiiGacqWF7oaBdaqhaaWcbaGaemivaqfabaGaem4DaChaaaaa@313C@ Second eigenvalue of Laplacian matrix of Shapiro's weighted coarse grained RNA tree
0χ Zero-order Randiæ index defined on Shapiro's coarse grained RNA tree
1χ First-order Randiæ index defined on Shapiro's coarse grained RNA tree
2χ Second-order Randiæ index defined on Shapiro's coarse grained RNA tree
0χw Zero-order Randiæ index defined on Shapiro's weighted coarse grained RNA tree
1χw First-order Randiæ index defined on Shapiro's weighted coarse grained RNA tree
2χw Second-order Randiæ index defined on Shapiro's weighted coarse grained RNA tree
W Wiener index defined on Shapiro's coarse grained RNA tree
Ww Wiener index defined on Shapiro's weighted coarse grained RNA tree
J Balaban index defined on Shapiro's coarse grained RNA tree
Jw Balaban index defined on Shapiro's weighted coarse grained RNA tree