Class information for:
Level 1: DATA STREAM PROCESSING//CONTINUOUS QUERIES//STREAM PROCESSING

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
12 4 COMPUTER SCIENCE, THEORY & METHODS//COMPUTER SCIENCE, INFORMATION SYSTEMS//COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE 1181119
31 3       COMPUTER SCIENCE, SOFTWARE ENGINEERING//COMPUTER SCIENCE, INFORMATION SYSTEMS//COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE 113161
1270 2             ACM TRANSACTIONS ON DATABASE SYSTEMS//QUERY OPTIMIZATION//INFORMATION SYSTEMS 9106
24704 1                   DATA STREAM PROCESSING//CONTINUOUS QUERIES//STREAM PROCESSING 327

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 DATA STREAM PROCESSING authKW 948971 5% 62% 16
2 CONTINUOUS QUERIES authKW 520226 7% 23% 23
3 STREAM PROCESSING authKW 448254 6% 23% 20
4 DATA STREAMS authKW 292534 12% 8% 39
5 MULTIPLE CONTINUOUS QUERIES authKW 289143 1% 100% 3
6 DATA STREAM SYSTEMS authKW 192762 1% 100% 2
7 DISORDER CONTROL authKW 192762 1% 100% 2
8 IN NETWORK STREAM PROCESSING authKW 192762 1% 100% 2
9 PREDICATE INDEX authKW 192762 1% 100% 2
10 SELECTION PREDICATE authKW 192762 1% 100% 2

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Computer Science, Information Systems 15769 57% 0% 187
2 Computer Science, Software Engineering 6291 32% 0% 105
3 Computer Science, Theory & Methods 5726 36% 0% 119
4 Computer Science, Artificial Intelligence 2107 21% 0% 70
5 Computer Science, Hardware & Architecture 1896 14% 0% 45
6 Telecommunications 291 9% 0% 28
7 Engineering, Electrical & Electronic 241 18% 0% 59
8 Computer Science, Interdisciplinary Applications 10 2% 0% 7
9 Instruments & Instrumentation 5 2% 0% 7
10 Psychology, Mathematical 4 0% 0% 1

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ADMT 96381 0% 100% 1
2 AREA NETWORK TRAFF MANAGEMENT 96381 0% 100% 1
3 AREA NETWORK TRAFF PATTERNING 96381 0% 100% 1
4 COMP ENGN DEPARMENT 96381 0% 100% 1
5 CONTEX SUMMIT MEDIACONFERENCING PLATFORM 96381 0% 100% 1
6 DIEM INFORMAT ENGN ELECT ENGN PL MATH 96381 0% 100% 1
7 GEN ARMAMENT PLA 96381 0% 100% 1
8 GRP COMP NETWORKS SOFTWARE ENGN SYST 96381 0% 100% 1
9 HIPERSOFT MS41 96381 0% 100% 1
10 INFORMAT SCI K ELECT 96381 0% 100% 1

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SIGMOD RECORD 13631 3% 2% 9
2 VLDB JOURNAL 12718 3% 1% 9
3 ACM TRANSACTIONS ON DATABASE SYSTEMS 12088 3% 1% 10
4 IEEE TRANSACTIONS ON KNOWLEDGE AND DATA ENGINEERING 11064 6% 1% 19
5 JOURNAL OF COMPUTER SCIENCE AND TECHNOLOGY 5900 3% 1% 10
6 KNOWLEDGE AND INFORMATION SYSTEMS 4188 2% 1% 7
7 INFORMATION SYSTEMS 4099 2% 1% 8
8 SOFTWARE-PRACTICE & EXPERIENCE 3984 3% 0% 10
9 LECTURE NOTES IN COMPUTER SCIENCE 3741 18% 0% 59
10 ACM TRANSACTIONS ON MULTIMEDIA COMPUTING COMMUNICATIONS AND APPLICATIONS 3301 1% 1% 4

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 DATA STREAM PROCESSING 948971 5% 62% 16 Search DATA+STREAM+PROCESSING Search DATA+STREAM+PROCESSING
2 CONTINUOUS QUERIES 520226 7% 23% 23 Search CONTINUOUS+QUERIES Search CONTINUOUS+QUERIES
3 STREAM PROCESSING 448254 6% 23% 20 Search STREAM+PROCESSING Search STREAM+PROCESSING
4 DATA STREAMS 292534 12% 8% 39 Search DATA+STREAMS Search DATA+STREAMS
5 MULTIPLE CONTINUOUS QUERIES 289143 1% 100% 3 Search MULTIPLE+CONTINUOUS+QUERIES Search MULTIPLE+CONTINUOUS+QUERIES
6 DATA STREAM SYSTEMS 192762 1% 100% 2 Search DATA+STREAM+SYSTEMS Search DATA+STREAM+SYSTEMS
7 DISORDER CONTROL 192762 1% 100% 2 Search DISORDER+CONTROL Search DISORDER+CONTROL
8 IN NETWORK STREAM PROCESSING 192762 1% 100% 2 Search IN+NETWORK+STREAM+PROCESSING Search IN+NETWORK+STREAM+PROCESSING
9 PREDICATE INDEX 192762 1% 100% 2 Search PREDICATE+INDEX Search PREDICATE+INDEX
10 SELECTION PREDICATE 192762 1% 100% 2 Search SELECTION+PREDICATE Search SELECTION+PREDICATE

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 20553 PUBLISH SUBSCRIBE//EVENT MATCHING//COMPLEX EVENT PROCESSING
2 10483 QUERY OPTIMIZATION//MULTIPLE QUERY OPTIMIZATION//PARALLEL QUERY PROCESSING
3 18693 HEAVY HITTERS//DATA SYNOPSES//DATA STREAMS
4 18741 CONCEPT DRIFT//DATA STREAMS//DATA STREAM CLASSIFICATION
5 7228 SPATIAL DATABASES//SKYLINE QUERY//TOP K QUERY
6 17737 TEMPORAL DATABASES//TRANSACTION TIME//VALID TIME
7 14870 MAPREDUCE//HADOOP//DATA INTENSIVE COMPUTING
8 22542 ACTIVE DATABASES//ACTIVE DATABASE SYSTEMS//REAL TIME DECISION SYSTEMS
9 11154 XML//XPATH//KEYWORD SEARCH
10 14196 DATA WAREHOUSE//OLAP//DATA WAREHOUSING

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