Class information for:
Level 1: KIRCHHOFF INDEX//MATCH-COMMUNICATIONS IN MATHEMATICAL AND IN COMPUTER CHEMISTRY//RESISTANCE DISTANCE

Basic class information
Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes
The table includes all classes above and classes immediately below the current class.


Cluster id Level Cluster label #P
6 4 CHEMISTRY, ORGANIC//CHEMISTRY, INORGANIC & NUCLEAR//CHEMISTRY, MULTIDISCIPLINARY 1698077
443 3       MATCH-COMMUNICATIONS IN MATHEMATICAL AND IN COMPUTER CHEMISTRY//JOURNAL OF CHEMICAL INFORMATION AND COMPUTER SCIENCES//QSAR 27422
2378 2             LAPLACIAN MATRIX//ADJACENCY MATRIX//SPECTRAL RADIUS 4518
6773 1                   KIRCHHOFF INDEX//MATCH-COMMUNICATIONS IN MATHEMATICAL AND IN COMPUTER CHEMISTRY//RESISTANCE DISTANCE 1470

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 KIRCHHOFF INDEX authKW 1577059 5% 92% 80
2 MATCH-COMMUNICATIONS IN MATHEMATICAL AND IN COMPUTER CHEMISTRY journal 1137324 20% 18% 287
3 RESISTANCE DISTANCE authKW 1109399 5% 75% 69
4 ESTRADA INDEX authKW 1099161 4% 93% 55
5 ENERGY OF GRAPH authKW 1072326 3% 98% 51
6 HOSOYA INDEX authKW 843807 3% 80% 49
7 MERRIFIELD SIMMONS INDEX authKW 686655 2% 97% 33
8 GRAPH ENERGY authKW 600604 3% 68% 41
9 ENERGY OF A GRAPH authKW 493081 2% 100% 23
10 LAPLACIAN ENERGY authKW 442292 2% 74% 28

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Mathematics, Interdisciplinary Applications 19300 26% 0% 385
2 Mathematics 12627 40% 0% 595
3 Mathematics, Applied 12520 37% 0% 543
4 Computer Science, Interdisciplinary Applications 9012 21% 0% 316
5 Chemistry, Multidisciplinary 2410 28% 0% 408
6 Statistics & Probability 71 2% 0% 33
7 Physics, Mathematical 61 3% 0% 37
8 Physics, Atomic, Molecular & Chemical 48 4% 0% 53
9 Chemistry, Physical 27 6% 0% 94
10 Physics, Multidisciplinary 11 3% 0% 46

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 MATH ANGEW INFORMAT 133982 1% 63% 10
2 LPMC TJKLC 124542 3% 12% 47
3 PUBL COURSES 112158 1% 35% 15
4 COMBINATOR 100602 4% 8% 59
5 COMBINATOR LPMC TJKLC 86815 1% 45% 9
6 ENHANCEMENT 47301 1% 28% 8
7 ICTEAM LSM 42877 0% 100% 2
8 SCI COMP STAT 42873 0% 50% 4
9 MATH FINANCE ECONOMETR 28583 0% 67% 2
10 MATH CHEM GRP 25514 0% 24% 5

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 MATCH-COMMUNICATIONS IN MATHEMATICAL AND IN COMPUTER CHEMISTRY 1137324 20% 18% 287
2 LINEAR ALGEBRA AND ITS APPLICATIONS 63801 13% 2% 187
3 DISCRETE APPLIED MATHEMATICS 24219 6% 1% 87
4 JOURNAL OF MATHEMATICAL CHEMISTRY 21865 4% 2% 52
5 ARS COMBINATORIA 18315 4% 2% 57
6 LINEAR & MULTILINEAR ALGEBRA 17362 2% 2% 34
7 ELECTRONIC JOURNAL OF LINEAR ALGEBRA 12893 1% 3% 21
8 APPLICABLE ANALYSIS AND DISCRETE MATHEMATICS 12688 1% 5% 13
9 ELECTRONIC JOURNAL OF COMBINATORICS 11250 3% 1% 37
10 ARS MATHEMATICA CONTEMPORANEA 4958 1% 3% 9

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 KIRCHHOFF INDEX 1577059 5% 92% 80 Search KIRCHHOFF+INDEX Search KIRCHHOFF+INDEX
2 RESISTANCE DISTANCE 1109399 5% 75% 69 Search RESISTANCE+DISTANCE Search RESISTANCE+DISTANCE
3 ESTRADA INDEX 1099161 4% 93% 55 Search ESTRADA+INDEX Search ESTRADA+INDEX
4 ENERGY OF GRAPH 1072326 3% 98% 51 Search ENERGY+OF+GRAPH Search ENERGY+OF+GRAPH
5 HOSOYA INDEX 843807 3% 80% 49 Search HOSOYA+INDEX Search HOSOYA+INDEX
6 MERRIFIELD SIMMONS INDEX 686655 2% 97% 33 Search MERRIFIELD+SIMMONS+INDEX Search MERRIFIELD+SIMMONS+INDEX
7 GRAPH ENERGY 600604 3% 68% 41 Search GRAPH+ENERGY Search GRAPH+ENERGY
8 ENERGY OF A GRAPH 493081 2% 100% 23 Search ENERGY+OF+A+GRAPH Search ENERGY+OF+A+GRAPH
9 LAPLACIAN ENERGY 442292 2% 74% 28 Search LAPLACIAN+ENERGY Search LAPLACIAN+ENERGY
10 TOTAL PI ELECTRON ENERGY 400163 2% 67% 28 Search TOTAL+PI+ELECTRON+ENERGY Search TOTAL+PI+ELECTRON+ENERGY

Core articles
The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.

Classes with closest relation at Level 1


rank cluster_id2 link
1 5692 SPECTRAL RADIUS//LAPLACIAN MATRIX//SIGNLESS LAPLACIAN
2 31011 BIOINFORMAT TRANSLAT//GRAPH ENTROPY//QUANTITATIVE GRAPH THEORY
3 606 WIENER INDEX//MATCH-COMMUNICATIONS IN MATHEMATICAL AND IN COMPUTER CHEMISTRY//SZEGED INDEX
4 3358 KEKULE STRUCTURE//BENZENOID HYDROCARBONS//CYCLIC CONJUGATION
5 27619 KONIG EGERVARY GRAPH//WELL COVERED GRAPH//MAXIMAL INDEPENDENT SET
6 38247 BRUALDI LI CONJECTURE//ALMOST REGULAR TOURNAMENT//BRUALDI LI MATRIX
7 27746 IHARA ZETA FUNCTION//GRAPH COVERING//DIGRAPH COVERING
8 19236 MINIMUM RANK//MAXIMUM NULLITY//ZERO FORCING NUMBER
9 24144 LPTHIRM//WHEATSTONE PHYS//IAESB
10 19308 PERFECT STATE TRANSFER//QUANTUM STATE TRANSFER//STATE TRANSFER

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