Class information for:
Level 1: OBJECT ORIENTED DATABASES//FUNCTIONAL DATA MODEL//OBJECT ALGEBRA

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
11599 904 27.1 16%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
472 15064 ACM TRANSACTIONS ON DATABASE SYSTEMS//INFORMATION SYSTEMS//DATA & KNOWLEDGE ENGINEERING

Terms with highest relevance score


Rank Term Type of term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 OBJECT ORIENTED DATABASES Author keyword 11 21% 5% 48
2 FUNCTIONAL DATA MODEL Author keyword 8 70% 1% 7
3 OBJECT ALGEBRA Author keyword 7 64% 1% 7
4 OBJECT ORIENTED DATABASE SYSTEMS Author keyword 4 31% 1% 11
5 OBJECT DATABASES Author keyword 4 33% 1% 9
6 NESTED RELATIONS Author keyword 2 33% 1% 6
7 OBJECT ORIENTED DATABASE SYSTEM Author keyword 2 36% 1% 5
8 COMPLEX OBJECT DATABASES Author keyword 2 67% 0% 2
9 COMPREHENSIONS Author keyword 2 67% 0% 2
10 DYNAMIC INTEGRITY CONSTRAINTS Author keyword 2 67% 0% 2

Web of Science journal categories

Author Key Words


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class		 LCSH search Wikipedia search
1 OBJECT ORIENTED DATABASES 11 21% 5% 48 Search OBJECT+ORIENTED+DATABASES Search OBJECT+ORIENTED+DATABASES
2 FUNCTIONAL DATA MODEL 8 70% 1% 7 Search FUNCTIONAL+DATA+MODEL Search FUNCTIONAL+DATA+MODEL
3 OBJECT ALGEBRA 7 64% 1% 7 Search OBJECT+ALGEBRA Search OBJECT+ALGEBRA
4 OBJECT ORIENTED DATABASE SYSTEMS 4 31% 1% 11 Search OBJECT+ORIENTED+DATABASE+SYSTEMS Search OBJECT+ORIENTED+DATABASE+SYSTEMS
5 OBJECT DATABASES 4 33% 1% 9 Search OBJECT+DATABASES Search OBJECT+DATABASES
6 NESTED RELATIONS 2 33% 1% 6 Search NESTED+RELATIONS Search NESTED+RELATIONS
7 OBJECT ORIENTED DATABASE SYSTEM 2 36% 1% 5 Search OBJECT+ORIENTED+DATABASE+SYSTEM Search OBJECT+ORIENTED+DATABASE+SYSTEM
8 COMPLEX OBJECT DATABASES 2 67% 0% 2 Search COMPLEX+OBJECT+DATABASES Search COMPLEX+OBJECT+DATABASES
9 COMPREHENSIONS 2 67% 0% 2 Search COMPREHENSIONS Search COMPREHENSIONS
10 DYNAMIC INTEGRITY CONSTRAINTS 2 67% 0% 2 Search DYNAMIC+INTEGRITY+CONSTRAINTS Search DYNAMIC+INTEGRITY+CONSTRAINTS

Key Words Plus


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 FUNCTIONAL DATA MODEL 18 83% 1% 10
2 SEMANTIC DATABASE MODEL 3 35% 1% 7
3 DATABASE MODEL 2 44% 0% 4
4 DAPLEX 2 67% 0% 2
5 DYNAMIC INTEGRITY CONSTRAINTS 2 67% 0% 2
6 DATABASE MANAGEMENT SYSTEM 1 38% 0% 3
7 SCHEMA EVOLUTION 1 18% 1% 7
8 TRANSACTION LOGIC 1 40% 0% 2
9 VALUED ATTRIBUTES 1 22% 0% 4
10 NESTED RELATIONS 1 19% 0% 4

Journals

Reviews


Title Publ. year Cit. Active
references		 % act. ref.
to same field
Deductive database languages: Problems and solutions 1999 20 43 30%
OBJECT-ORIENTED DATABASES - DESIGN AND IMPLEMENTATION 1991 10 7 57%
OBJECT-ORIENTED DATA MODELS - A PERSPECTIVE AND COMPARATIVE REVIEW 1991 1 5 80%
Method, methodology, and new media 2010 0 3 33%
CURRENT TRENDS IN DATABASE TECHNOLOGY AND THEIR IMPACT ON SECURITY CONCEPTS 1994 0 3 67%
SEMANTIC DATABASE MODELING - SURVEY, APPLICATIONS, AND RESEARCH ISSUES 1987 25 18 56%
OBJECT-ORIENTED DATABASE SUPPORT FOR SOFTWARE PROJECT-MANAGEMENT ENVIRONMENTS - DATA-MODELING ISSUES 1992 1 7 29%
MANAGEMENT-SYSTEMS AND DEDUCTIVE DATABASES 1987 2 3 33%
TYPES AND PERSISTENCE IN DATABASE PROGRAMMING-LANGUAGES 1987 5 15 27%
A PERSPECTIVE ON CMOS TECHNOLOGY TRENDS 1986 6 67 7%

Address terms


Rank Address term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ.
in class
1 ABT DATENBANKEN 1 100% 0.2% 2
2 HIGH PERFORMANCE DATABASE 1 50% 0.2% 2
3 DISTRIBUTED OBJECT SYST 1 25% 0.3% 3
4 PRIVATE NETWORKS 1 50% 0.1% 1
5 DATABASE TECHNOL GRP 1 22% 0.2% 2
6 ABT INFORMAT SYST 0 33% 0.1% 1
7 INGN INFORMAZ INFORMAT STAT 0 33% 0.1% 1
8 INTELLIGENT BUSINESS SYST 0 33% 0.1% 1
9 SMIS PROJECT 0 33% 0.1% 1
10 ZT SE 2 0 33% 0.1% 1

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000230635 SINGLE ADDRESS SPACE//INFORMAT PROC GRP//ACCESS RIGHT
2 0.0000207665 OBJECT ROLE MODELING//CONCEPTUAL DATA MODELLING//NIAM
3 0.0000193798 TEMPORAL DATABASES//TEMPORAL QUERY LANGUAGES//VALID TIME
4 0.0000186940 FUNCTIONAL DEPENDENCY//FUNCTIONAL DEPENDENCIES//ORTHOGONAL DOUBLE COVER
5 0.0000151400 CERTAIN ANSWERS//SCHEMA MAPPINGS//RECURSIVE QUERY EVALUATION
6 0.0000131006 CONCEPTUAL MODELING//JOURNAL OF DATABASE MANAGEMENT//METHOD CONFIGURATION
7 0.0000127542 JOURNAL OF OBJECT-ORIENTED PROGRAMMING//OPTIMAL RECTANGLE//COMPUTER AIDED QUALITY ASSURANCE
8 0.0000119463 LEGAL SEQUENCE//LEGAL SEQUENCE NUMBER//COMP PLICAT YUNNAN PROVICE
9 0.0000116350 DISTRIBUTED DATABASE DESIGN//DISTRIBUTED DATABASE SYSTEM//QUERY OPTIMIZATION
10 0.0000110142 FINITE MODEL THEORY//DEPENDENCE LOGIC//DESCRIPTIVE COMPLEXITY