Class information for: |
Basic class information |
Class id | #P | Avg. number of references |
Database coverage of references |
---|---|---|---|
6911 | 1430 | 25.6 | 26% |
Hierarchy of classes |
The table includes all classes above and classes immediately below the current class. |
Terms with highest relevance score |
rank | Term | termType | Chi square | Shr. of publ. in class containing term |
Class's shr. of term's tot. occurrences |
#P with term in class |
---|---|---|---|---|---|---|
1 | FUNCTIONAL DEPENDENCY | authKW | 1079863 | 7% | 54% | 93 |
2 | SCHEMA MAPPING | authKW | 315003 | 2% | 51% | 29 |
3 | ACM TRANSACTIONS ON DATABASE SYSTEMS | journal | 294386 | 7% | 13% | 104 |
4 | CONSISTENT QUERY ANSWERING | authKW | 278994 | 1% | 93% | 14 |
5 | INCLUSION DEPENDENCIES | authKW | 278994 | 1% | 93% | 14 |
6 | ANTIKEY | authKW | 213517 | 1% | 100% | 10 |
7 | QUERY REWRITING | authKW | 205338 | 2% | 42% | 23 |
8 | VIEW UPDATE PROBLEM | authKW | 194105 | 1% | 91% | 10 |
9 | CHASE | authKW | 192148 | 1% | 50% | 18 |
10 | CERTAIN ANSWERS | authKW | 180855 | 1% | 71% | 12 |
Web of Science journal categories |
Rank | Term | Chi square | Shr. of publ. in class containing term |
Class's shr. of term's tot. occurrences |
#P with term in class |
---|---|---|---|---|---|
1 | Computer Science, Information Systems | 55928 | 51% | 0% | 731 |
2 | Computer Science, Theory & Methods | 32170 | 41% | 0% | 590 |
3 | Computer Science, Software Engineering | 18882 | 27% | 0% | 382 |
4 | Computer Science, Hardware & Architecture | 8786 | 14% | 0% | 202 |
5 | Computer Science, Artificial Intelligence | 4841 | 16% | 0% | 223 |
6 | COMPUTER APPLICATIONS & CYBERNETICS | 798 | 1% | 0% | 10 |
7 | Logic | 662 | 2% | 0% | 22 |
8 | Mathematics, Applied | 522 | 9% | 0% | 126 |
9 | Information Science & Library Science | 60 | 1% | 0% | 18 |
10 | Mathematics | 28 | 4% | 0% | 51 |
Address terms |
Rank | Term | Chi square | Shr. of publ. in class containing term |
Class's shr. of term's tot. occurrences |
#P with term in class |
---|---|---|---|---|---|
1 | RCBD | 38431 | 0% | 60% | 3 |
2 | SILICON VALLEY | 30760 | 0% | 21% | 7 |
3 | FRE 2510 | 28468 | 0% | 67% | 2 |
4 | ARCHIVE LIB SCI | 24017 | 0% | 38% | 3 |
5 | SELIM RACHEL BENIN ENGN COMP SCI | 22233 | 0% | 21% | 5 |
6 | ARTIFICIAL INTELLIGENCE INFERENCE SYST GRP | 21352 | 0% | 100% | 1 |
7 | BASIC S INFORMAT PROC PRINCIPLES GRP | 21352 | 0% | 100% | 1 |
8 | CNRS FRE 2246 | 21352 | 0% | 100% | 1 |
9 | COMP AUTOMAT INFORMAT PROC | 21352 | 0% | 100% | 1 |
10 | COMP AUTOMAT INFORMAT SYST | 21352 | 0% | 100% | 1 |
Journals |
Rank | Term | Chi square | Shr. of publ. in class containing term |
Class's shr. of term's tot. occurrences |
#P with term in class |
---|---|---|---|---|---|
1 | ACM TRANSACTIONS ON DATABASE SYSTEMS | 294386 | 7% | 13% | 104 |
2 | INFORMATION SYSTEMS | 61453 | 5% | 4% | 65 |
3 | JOURNAL OF COMPUTER AND SYSTEM SCIENCES | 43878 | 5% | 3% | 67 |
4 | JOURNAL OF THE ACM | 42017 | 4% | 4% | 53 |
5 | VLDB JOURNAL | 34897 | 2% | 5% | 31 |
6 | SIGMOD RECORD | 34197 | 2% | 5% | 30 |
7 | LECTURE NOTES IN COMPUTER SCIENCE | 19257 | 20% | 0% | 284 |
8 | DATA & KNOWLEDGE ENGINEERING | 16649 | 2% | 3% | 31 |
9 | INTERNATIONAL JOURNAL OF COMPUTER & INFORMATION SCIENCES | 16147 | 1% | 8% | 9 |
10 | ACTA INFORMATICA | 16034 | 2% | 3% | 29 |
Author Key Words |
Rank | Term | Chi square | Shr. of publ. in class containing term |
Class's shr. of term's tot. occurrences |
#P with term in class |
LCSH search | Wikipedia search |
---|---|---|---|---|---|---|---|
1 | FUNCTIONAL DEPENDENCY | 1079863 | 7% | 54% | 93 | Search FUNCTIONAL+DEPENDENCY | Search FUNCTIONAL+DEPENDENCY |
2 | SCHEMA MAPPING | 315003 | 2% | 51% | 29 | Search SCHEMA+MAPPING | Search SCHEMA+MAPPING |
3 | CONSISTENT QUERY ANSWERING | 278994 | 1% | 93% | 14 | Search CONSISTENT+QUERY+ANSWERING | Search CONSISTENT+QUERY+ANSWERING |
4 | INCLUSION DEPENDENCIES | 278994 | 1% | 93% | 14 | Search INCLUSION+DEPENDENCIES | Search INCLUSION+DEPENDENCIES |
5 | ANTIKEY | 213517 | 1% | 100% | 10 | Search ANTIKEY | Search ANTIKEY |
6 | QUERY REWRITING | 205338 | 2% | 42% | 23 | Search QUERY+REWRITING | Search QUERY+REWRITING |
7 | VIEW UPDATE PROBLEM | 194105 | 1% | 91% | 10 | Search VIEW+UPDATE+PROBLEM | Search VIEW+UPDATE+PROBLEM |
8 | CHASE | 192148 | 1% | 50% | 18 | Search CHASE | Search CHASE |
9 | CERTAIN ANSWERS | 180855 | 1% | 71% | 12 | Search CERTAIN+ANSWERS | Search CERTAIN+ANSWERS |
10 | INCONSISTENT DATABASES | 177928 | 1% | 83% | 10 | Search INCONSISTENT+DATABASES | Search INCONSISTENT+DATABASES |
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. |
Rank | Reference | # ref. in cl. |
Shr. of ref. in cl. |
Citations |
---|---|---|---|---|
1 | FERRAROTTI, F , HARTMANN, S , LINK, S , (2013) REASONING ABOUT FUNCTIONAL AND FULL HIERARCHICAL DEPENDENCIES OVER PARTIAL RELATIONS.INFORMATION SCIENCES. VOL. 235. ISSUE . P. 150-173 | 49 | 86% | 2 |
2 | HARTMANN, S , LINK, S , (2012) THE IMPLICATION PROBLEM OF DATA DEPENDENCIES OVER SQL TABLE DEFINITIONS: AXIOMATIC, ALGORITHMIC AND LOGICAL CHARACTERIZATIONS.ACM TRANSACTIONS ON DATABASE SYSTEMS. VOL. 37. ISSUE 2. P. - | 54 | 78% | 1 |
3 | LINK, S , (2012) CHARACTERISATIONS OF MULTIVALUED DEPENDENCY IMPLICATION OVER UNDETERMINED UNIVERSES.JOURNAL OF COMPUTER AND SYSTEM SCIENCES. VOL. 78. ISSUE 4. P. 1026-1044 | 48 | 87% | 0 |
4 | HARTMANN, S , KIRCHBERG, M , LINK, S , (2012) DESIGN BY EXAMPLE FOR SQL TABLE DEFINITIONS WITH FUNCTIONAL DEPENDENCIES.VLDB JOURNAL. VOL. 21. ISSUE 1. P. 121-144 | 48 | 81% | 0 |
5 | HARTMANN, S , LECK, U , LINK, S , (2011) ON CODD FAMILIES OF KEYS OVER INCOMPLETE RELATIONS.COMPUTER JOURNAL. VOL. 54. ISSUE 7. P. 1166 -1180 | 42 | 86% | 1 |
6 | BISKUP, J , (1998) ACHIEVEMENTS OF RELATIONAL DATABASE SCHEMA DESIGN THEORY REVISITED.SEMANTICS IN DATABASES. VOL. 1358. ISSUE . P. 29 -54 | 47 | 96% | 15 |
7 | LANGEVELDT, WD , LINK, S , (2010) EMPIRICAL EVIDENCE FOR THE USEFULNESS OF ARMSTRONG RELATIONS IN THE ACQUISITION OF MEANINGFUL FUNCTIONAL DEPENDENCIES.INFORMATION SYSTEMS. VOL. 35. ISSUE 3. P. 352-374 | 37 | 86% | 0 |
8 | BISKUP, J , LINK, S , (2011) APPROPRIATE INFERENCES OF DATA DEPENDENCIES IN RELATIONAL DATABASES.ANNALS OF MATHEMATICS AND ARTIFICIAL INTELLIGENCE. VOL. 63. ISSUE 3-4. P. 213-255 | 31 | 94% | 0 |
9 | HARTMANN, S , LINK, S , SCHEWE, KD , (2006) FUNCTIONAL AND MULTIVALUED DEPENDENCIES IN NESTED DATABASES GENERATED BY RECORD AND LIST CONSTRUCTOR.ANNALS OF MATHEMATICS AND ARTIFICIAL INTELLIGENCE. VOL. 46. ISSUE 1-2. P. 114 -164 | 35 | 90% | 15 |
10 | LINK, S , (2011) ON INFERENCES OF FULL FIRST-ORDER HIERARCHICAL DECOMPOSITIONS.FUNDAMENTA INFORMATICAE. VOL. 106. ISSUE 2-4. P. 233 -258 | 30 | 94% | 0 |
Classes with closest relation at Level 1 |