Class information for:
Level 1: SIMILARITY SEARCH//HIGH DIMENSIONAL INDEXING//METRIC ACCESS METHODS

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
36 3       COMPUTER SCIENCE, THEORY & METHODS//COMPUTER SCIENCE, HARDWARE & ARCHITECTURE//COMPUTER SCIENCE, INFORMATION SYSTEMS 110484
2509 2             SPATIAL DATABASES//DATA BROADCASTING//SKYLINE QUERY 4103
19775 1                   SIMILARITY SEARCH//HIGH DIMENSIONAL INDEXING//METRIC ACCESS METHODS 513

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SIMILARITY SEARCH authKW 1105947 14% 25% 71
2 HIGH DIMENSIONAL INDEXING authKW 743346 4% 55% 22
3 METRIC ACCESS METHODS authKW 692166 3% 87% 13
4 METRIC SPACES authKW 238971 6% 13% 31
5 NEAREST NEIGHBOR SEARCH authKW 229566 4% 18% 21
6 DISTANCE BASED INDEXING authKW 196591 1% 80% 4
7 METRIC INDEXING authKW 196591 1% 80% 4
8 METRIC SPACE INDEXING authKW 196591 1% 80% 4
9 DISTANCE CONCENTRATION authKW 191981 1% 63% 5
10 NEAREST NEIGHBOR QUERIES authKW 188137 1% 44% 7

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Computer Science, Information Systems 22510 55% 0% 280
2 Computer Science, Artificial Intelligence 8698 34% 0% 176
3 Computer Science, Theory & Methods 6553 31% 0% 160
4 Computer Science, Software Engineering 3416 19% 0% 98
5 Computer Science, Hardware & Architecture 616 6% 0% 33
6 Engineering, Electrical & Electronic 558 21% 0% 109
7 Information Science & Library Science 153 3% 0% 15
8 COMPUTER APPLICATIONS & CYBERNETICS 90 0% 0% 2
9 Computer Science, Interdisciplinary Applications 30 3% 0% 14
10 Mathematics, Applied 27 4% 0% 22

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SIRET GRP 127984 1% 42% 5
2 COMP ARCHITECTURE DACYA 61435 0% 100% 1
3 COMP SCI DROP STAT 61435 0% 100% 1
4 COMPUTAT LINGUIST ILC 61435 0% 100% 1
5 DOMIANE VOLUCEAU 61435 0% 100% 1
6 EUITI INGN ELECT 61435 0% 100% 1
7 FIS ELECT INFORMAT 61435 0% 100% 1
8 GRP BASES DATOS UART 61435 0% 100% 1
9 GYEYANG GU 61435 0% 100% 1
10 INFORMAT COUNCIL 61435 0% 100% 1

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 INFORMATION SYSTEMS 39325 6% 2% 31
2 KNOWLEDGE AND INFORMATION SYSTEMS 13961 3% 1% 16
3 IEEE TRANSACTIONS ON KNOWLEDGE AND DATA ENGINEERING 13200 5% 1% 26
4 VLDB JOURNAL 10002 2% 2% 10
5 PATTERN RECOGNITION LETTERS 9298 6% 1% 30
6 ACM TRANSACTIONS ON DATABASE SYSTEMS 7698 2% 1% 10
7 LECTURE NOTES IN COMPUTER SCIENCE 5926 18% 0% 93
8 MULTIMEDIA TOOLS AND APPLICATIONS 4782 4% 0% 18
9 EURASIP JOURNAL ON INFORMATION SECURITY 4094 0% 7% 1
10 DATA & KNOWLEDGE ENGINEERING 3989 2% 1% 9

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 SIMILARITY SEARCH 1105947 14% 25% 71 Search SIMILARITY+SEARCH Search SIMILARITY+SEARCH
2 HIGH DIMENSIONAL INDEXING 743346 4% 55% 22 Search HIGH+DIMENSIONAL+INDEXING Search HIGH+DIMENSIONAL+INDEXING
3 METRIC ACCESS METHODS 692166 3% 87% 13 Search METRIC+ACCESS+METHODS Search METRIC+ACCESS+METHODS
4 METRIC SPACES 238971 6% 13% 31 Search METRIC+SPACES Search METRIC+SPACES
5 NEAREST NEIGHBOR SEARCH 229566 4% 18% 21 Search NEAREST+NEIGHBOR+SEARCH Search NEAREST+NEIGHBOR+SEARCH
6 DISTANCE BASED INDEXING 196591 1% 80% 4 Search DISTANCE+BASED+INDEXING Search DISTANCE+BASED+INDEXING
7 METRIC INDEXING 196591 1% 80% 4 Search METRIC+INDEXING Search METRIC+INDEXING
8 METRIC SPACE INDEXING 196591 1% 80% 4 Search METRIC+SPACE+INDEXING Search METRIC+SPACE+INDEXING
9 DISTANCE CONCENTRATION 191981 1% 63% 5 Search DISTANCE+CONCENTRATION Search DISTANCE+CONCENTRATION
10 NEAREST NEIGHBOR QUERIES 188137 1% 44% 7 Search NEAREST+NEIGHBOR+QUERIES Search NEAREST+NEIGHBOR+QUERIES

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 7228 SPATIAL DATABASES//SKYLINE QUERY//TOP K QUERY
2 12248 INSTANCE SELECTION//PROTOTYPE SELECTION//PROTOTYPE GENERATION
3 17195 B TREE//EXTENDIBLE HASHING//DICTIONARY MACHINE
4 1181 CONTENT BASED IMAGE RETRIEVAL//IMAGE RETRIEVAL//RELEVANCE FEEDBACK
5 15953 TIME SERIES CLASSIFICATION//TIME SERIES DATABASES//SUBSEQUENCE MATCHING
6 38775 AGENT BASED UTILITY//AXIOMATIC CONSTRAINTS//BACKFITTING PROCEDURE
7 26842 LEVERAGE SCORES//RANDOMIZED LINEAR ALGEBRA//STATISTICAL LEVERAGE
8 21063 TREE EDIT DISTANCE//TREE MINING//UNORDERED TREES
9 1465 IMAGE MATCHING//SIFT//APPROXIMATE NEAREST NEIGHBOR SEARCH
10 32799 REJECT OPTION//BAYES CLASSIFIERS//CONVEX SURROGATE LOSS

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