Class information for:
Level 1: OBJECT ORIENTED DATABASES//OBJECT ORIENTED DATABASE SYSTEMS//OBJECT ALGEBRA

Basic class information

Class id #P Avg. number of
references
Database coverage
of references
13630 823 27.5 16%



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
9 4 COMPUTER SCIENCE, THEORY & METHODS//COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE//COMPUTER SCIENCE, INFORMATION SYSTEMS 1247339
20 3       COMPUTER SCIENCE, INFORMATION SYSTEMS//COMPUTER SCIENCE, THEORY & METHODS//COMPUTER SCIENCE, SOFTWARE ENGINEERING 118625
864 2             INFORMATION SYSTEMS//COMPUTER SCIENCE, INFORMATION SYSTEMS//ACM TRANSACTIONS ON DATABASE SYSTEMS 11601
13630 1                   OBJECT ORIENTED DATABASES//OBJECT ORIENTED DATABASE SYSTEMS//OBJECT ALGEBRA 823

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 OBJECT ORIENTED DATABASES authKW 158122 3% 16% 27
2 OBJECT ORIENTED DATABASE SYSTEMS authKW 94968 1% 32% 8
3 OBJECT ALGEBRA authKW 92748 1% 50% 5
4 INTEGRITY CONSTRAINTS authKW 85748 2% 14% 17
5 INFORMATION SYSTEMS journal 76502 7% 4% 55
6 CO NETS authKW 74202 0% 100% 2
7 DECLARATIVE AND OPERATIONAL SPECIFICATION OF DATABASE SCHEMA authKW 74202 0% 100% 2
8 ENTITY RELATIONSHIP SEMANTICS authKW 74202 0% 100% 2
9 INTEGRITY CONSTRAINT MAINTENANCE authKW 74202 0% 100% 2
10 INTEGRITY MAINTENANCE authKW 74202 0% 100% 2

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 21650 42% 0% 346
2 Computer Science, Software Engineering 19493 36% 0% 293
3 Computer Science, Theory & Methods 17902 41% 0% 334
4 Computer Science, Hardware & Architecture 2991 11% 0% 90
5 COMPUTER APPLICATIONS & CYBERNETICS 2375 2% 0% 13
6 Computer Science, Artificial Intelligence 893 9% 0% 75
7 Information Science & Library Science 334 3% 0% 28
8 Computer Science, Interdisciplinary Applications 78 3% 0% 27
9 Computer Science, Cybernetics 39 1% 0% 6
10 Engineering, Electrical & Electronic 23 6% 0% 49

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 TECH INFORMAT SYST 66780 0% 60% 3
2 CNRSURA 1507 37101 0% 100% 1
3 COMP SCI DISTRIBUTED SYST GRP 37101 0% 100% 1
4 COMP SCI KITA KU 37101 0% 100% 1
5 DATENBANKEN ABT POST H 3329 37101 0% 100% 1
6 ESA 5055 37101 0% 100% 1
7 GRP MODEMEIAE 37101 0% 100% 1
8 ICAD INTELLIGENT CAD COMP SCI 37101 0% 100% 1
9 INFORMAT MATH PL VALENCIENNES 37101 0% 100% 1
10 INFORMAT SYST DATA KNOWLEDGE ENGN 37101 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 INFORMATION SYSTEMS 76502 7% 4% 55
2 ACM TRANSACTIONS ON DATABASE SYSTEMS 31940 3% 3% 26
3 JOURNAL OF OBJECT-ORIENTED PROGRAMMING 30334 2% 4% 19
4 LECTURE NOTES IN COMPUTER SCIENCE 20790 27% 0% 223
5 SIGPLAN NOTICES 18190 4% 2% 29
6 DATA & KNOWLEDGE ENGINEERING 17355 3% 2% 24
7 WIRTSCHAFTSINFORMATIK 17187 2% 3% 18
8 INFORMATION AND SOFTWARE TECHNOLOGY 14497 4% 1% 31
9 COMPUTER JOURNAL 12570 4% 1% 30
10 ACM TRANSACTIONS ON OFFICE INFORMATION SYSTEMS 12242 1% 6% 6

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 OBJECT ORIENTED DATABASES 158122 3% 16% 27 Search OBJECT+ORIENTED+DATABASES Search OBJECT+ORIENTED+DATABASES
2 OBJECT ORIENTED DATABASE SYSTEMS 94968 1% 32% 8 Search OBJECT+ORIENTED+DATABASE+SYSTEMS Search OBJECT+ORIENTED+DATABASE+SYSTEMS
3 OBJECT ALGEBRA 92748 1% 50% 5 Search OBJECT+ALGEBRA Search OBJECT+ALGEBRA
4 INTEGRITY CONSTRAINTS 85748 2% 14% 17 Search INTEGRITY+CONSTRAINTS Search INTEGRITY+CONSTRAINTS
5 CO NETS 74202 0% 100% 2 Search CO+NETS Search CO+NETS
6 DECLARATIVE AND OPERATIONAL SPECIFICATION OF DATABASE SCHEMA 74202 0% 100% 2 Search DECLARATIVE+AND+OPERATIONAL+SPECIFICATION+OF+DATABASE+SCHEMA Search DECLARATIVE+AND+OPERATIONAL+SPECIFICATION+OF+DATABASE+SCHEMA
7 ENTITY RELATIONSHIP SEMANTICS 74202 0% 100% 2 Search ENTITY+RELATIONSHIP+SEMANTICS Search ENTITY+RELATIONSHIP+SEMANTICS
8 INTEGRITY CONSTRAINT MAINTENANCE 74202 0% 100% 2 Search INTEGRITY+CONSTRAINT+MAINTENANCE Search INTEGRITY+CONSTRAINT+MAINTENANCE
9 INTEGRITY MAINTENANCE 74202 0% 100% 2 Search INTEGRITY+MAINTENANCE Search INTEGRITY+MAINTENANCE
10 MULTIPLE TYPE OBJECTS 74202 0% 100% 2 Search MULTIPLE+TYPE+OBJECTS Search MULTIPLE+TYPE+OBJECTS

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 OAKASHA, H , CONRAD, S , SAAKE, G , (2001) CONSISTENCY MANAGEMENT IN OBJECT-ORIENTED DATABASES.CONCURRENCY AND COMPUTATION-PRACTICE & EXPERIENCE. VOL. 13. ISSUE 11. P. 955 -985 11 92% 2
2 BAKKER, JA , (1996) OBJECT-ORIENTATION BASED ON SEMANTIC TRANSFORMATIONS.DATABASE AND EXPERT SYSTEMS APPLICATIONS. VOL. 1134. ISSUE . P. 163 -176 20 54% 0
3 SU, JW , (1997) DYNAMIC CONSTRAINTS AND OBJECT MIGRATION.THEORETICAL COMPUTER SCIENCE. VOL. 184. ISSUE 1-2. P. 195-236 9 90% 5
4 CHENNUPATI, K , SAIEDIAN, H , (1997) AN EVALUATION OF OBJECT STORE MANAGEMENT AND NAMING SCHEMES IN PERSISTENT OBJECT SYSTEMS.JOURNAL OF OBJECT-ORIENTED PROGRAMMING. VOL. 10. ISSUE 6. P. 20-27 9 90% 0
5 MOSS, JEB , (1992) WORKING WITH PERSISTENT OBJECTS - TO SWIZZLE OR NOT TO SWIZZLE.IEEE TRANSACTIONS ON SOFTWARE ENGINEERING. VOL. 18. ISSUE 8. P. 657-673 11 85% 18
6 ALAGIC, S , ROYER, M , BRIGGS, D , (2006) VERIFICATION THEORIES FOR XML SCHEMA.FLEXIBLE AND EFFICIENT INFORMATION HANDLING. VOL. 4042. ISSUE . P. 262-265 7 78% 0
7 GERTZ, M , LIPECK, UW , (1996) DERIVING OPTIMIZED INTEGRITY MONITORING TRIGGERS FROM DYNAMIC INTEGRITY CONSTRAINTS.DATA & KNOWLEDGE ENGINEERING. VOL. 20. ISSUE 2. P. 163 -193 8 89% 5
8 ISHIKAWA, H , SUZUKI, F , KOZAKURA, F , MAKINOUCHI, A , MIYAGISHIMA, M , IZUMIDA, Y , AOSHIMA, M , YAMANE, Y , (1993) THE MODEL, LANGUAGE, AND IMPLEMENTATION OF AN OBJECT-ORIENTED MULTIMEDIA KNOWLEDGE-BASE MANAGEMENT-SYSTEM.ACM TRANSACTIONS ON DATABASE SYSTEMS. VOL. 18. ISSUE 1. P. 1-50 9 82% 24
9 SAAKE, G , (1991) CONCEPTUAL MODELING OF DATABASE APPLICATIONS.LECTURE NOTES IN COMPUTER SCIENCE. VOL. 474. ISSUE . P. 213 -232 9 90% 0
10 VENKATRAMAN, SS , SEN, A , (1992) EPISTEMOLOGICAL ASPECTS OF OBJECT SCHEMES.IEEE TRANSACTIONS ON SYSTEMS MAN AND CYBERNETICS. VOL. 22. ISSUE 2. P. 351-359 9 82% 0

Classes with closest relation at Level 1



Rank Class id link
1 31816 COMPLEX OBJECT RELATIONS//2 PHASE LOCKING PROTOCOL//AD GT1
2 35524 FUNCTIONAL DATA MODEL//KINGS COMP SCI//AV P HEGER
3 10587 CONCEPTUAL MODELING//ENTITY RELATIONSHIP MODEL//DATABASE DESIGN
4 16230 TEMPORAL DATABASES//SCHEMA EVOLUTION//VALID TIME
5 29419 RECURSIVE QUERY PROCESSING//DEDUCTIVE DATABASES//RECURSIVE QUERY EVALUATION
6 6911 FUNCTIONAL DEPENDENCY//SCHEMA MAPPING//ACM TRANSACTIONS ON DATABASE SYSTEMS
7 26556 PATH ORIENTATION//PHYSICAL ASSEMBLY//DEDUCTIVE OBJECT ORIENTED DATABASES
8 17926 JOURNAL OF OBJECT-ORIENTED PROGRAMMING//PAN STAGE MODELS//SPECIFICATION AND DESIGN METHODS
9 20695 ACTIVE DATABASES//ACTIVE DATABASE SYSTEMS//REAL TIME DECISION SYSTEMS
10 23551 VERSION CONTROL//SOFTWARE CONFIGURATION MANAGEMENT//XML DIFF

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