Class information for:
Level 1: SPACE FILLING CURVES//LINEAR QUADTREE//QUADTREE

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
14201 785 21.3 35%


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
26 3       COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE//PATTERN RECOGNITION//COMPUTER SCIENCE, SOFTWARE ENGINEERING 111824
1785 2             MATHEMATICAL MORPHOLOGY//DIGITAL TOPOLOGY//DIGITAL GEOMETRY 6348
14201 1                   SPACE FILLING CURVES//LINEAR QUADTREE//QUADTREE 785

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 SPACE FILLING CURVES authKW 431476 5% 26% 42
2 LINEAR QUADTREE authKW 345972 2% 68% 13
3 QUADTREE authKW 323074 6% 17% 49
4 HILBERT CURVE authKW 306289 3% 38% 21
5 NEIGHBOR FINDING authKW 299204 1% 77% 10
6 BINCODES authKW 272280 1% 100% 7
7 WINDOW QUERIES authKW 200041 1% 86% 6
8 INTERPOLATION BASED BINTREE authKW 194486 1% 100% 5
9 SPATIAL DATA STRUCTURES authKW 180669 2% 39% 12
10 BINTREE authKW 138916 1% 71% 5

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, Software Engineering 12292 29% 0% 228
2 Computer Science, Artificial Intelligence 8111 27% 0% 210
3 Computer Science, Information Systems 5580 22% 0% 174
4 Computer Science, Theory & Methods 5238 23% 0% 179
5 Imaging Science & Photographic Technology 2599 8% 0% 65
6 Computer Science, Hardware & Architecture 1177 7% 0% 56
7 Engineering, Electrical & Electronic 953 22% 0% 174
8 COMPUTER APPLICATIONS & CYBERNETICS 716 1% 0% 7
9 Geography 447 4% 0% 29
10 Geography, Physical 282 3% 0% 27

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 PROGRAM INFORMAT ENGN 60770 1% 31% 5
2 CNRS ULE MED 38897 0% 100% 1
3 COMP SCI INFORMAT SYS 38897 0% 100% 1
4 CONTEXTBASED SYST GRP 38897 0% 100% 1
5 ENG4190 38897 0% 100% 1
6 GEOSPATIAL SCI GISRC 38897 0% 100% 1
7 MIRAE CORP 38897 0% 100% 1
8 PRIMARY IMAGE 38897 0% 100% 1
9 PROG ENG SISTEMAS 38897 0% 100% 1
10 PROGRAM ENGN SISTEMAS 38897 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 COMPUTER VISION GRAPHICS AND IMAGE PROCESSING 58773 4% 5% 32
2 COMPUTER GRAPHICS AND IMAGE PROCESSING 19048 1% 5% 10
3 IMAGE AND VISION COMPUTING 17450 4% 1% 34
4 PATTERN RECOGNITION LETTERS 10214 5% 1% 39
5 COMPUTERS & GRAPHICS-UK 8913 3% 1% 22
6 COMPUTER JOURNAL 7737 3% 1% 23
7 CVGIP-GRAPHICAL MODELS AND IMAGE PROCESSING 7437 1% 3% 6
8 GEO-PROCESSING 6479 0% 8% 2
9 INTERNATIONAL JOURNAL OF GEOGRAPHICAL INFORMATION SYSTEMS 4757 1% 2% 5
10 CVGIP-IMAGE UNDERSTANDING 4621 1% 2% 5

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 SPACE FILLING CURVES 431476 5% 26% 42 Search SPACE+FILLING+CURVES Search SPACE+FILLING+CURVES
2 LINEAR QUADTREE 345972 2% 68% 13 Search LINEAR+QUADTREE Search LINEAR+QUADTREE
3 QUADTREE 323074 6% 17% 49 Search QUADTREE Search QUADTREE
4 HILBERT CURVE 306289 3% 38% 21 Search HILBERT+CURVE Search HILBERT+CURVE
5 NEIGHBOR FINDING 299204 1% 77% 10 Search NEIGHBOR+FINDING Search NEIGHBOR+FINDING
6 BINCODES 272280 1% 100% 7 Search BINCODES Search BINCODES
7 WINDOW QUERIES 200041 1% 86% 6 Search WINDOW+QUERIES Search WINDOW+QUERIES
8 INTERPOLATION BASED BINTREE 194486 1% 100% 5 Search INTERPOLATION+BASED+BINTREE Search INTERPOLATION+BASED+BINTREE
9 SPATIAL DATA STRUCTURES 180669 2% 39% 12 Search SPATIAL+DATA+STRUCTURES Search SPATIAL+DATA+STRUCTURES
10 BINTREE 138916 1% 71% 5 Search BINTREE Search BINTREE

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 WU, CC , CHANG, YI , (2012) APPROXIMATELY EVEN PARTITION ALGORITHM FOR CODING THE HILBERT CURVE OF ARBITRARY-SIZED IMAGE.IET IMAGE PROCESSING. VOL. 6. ISSUE 6. P. 746-755 17 100% 0
2 HUANG, CY , CHEN, YW , (2010) LINEAR QUADTREE CONSTRUCTION IN REAL TIME.JOURNAL OF INFORMATION SCIENCE AND ENGINEERING. VOL. 26. ISSUE 5. P. 1917 -1930 18 95% 0
3 CHEN, HL , CHANG, YI , (2011) ALL-NEAREST-NEIGHBORS FINDING BASED ON THE HILBERT CURVE.EXPERT SYSTEMS WITH APPLICATIONS. VOL. 38. ISSUE 6. P. 7462-7475 15 83% 12
4 YANG, XL , TAN, Y , (2015) AN ARITHMETIC-ANALYTICAL EXPRESSION OF THE HILBERT-TYPE SPACE-FILLING CURVES AND ITS APPLICATIONS.BULLETIN OF THE MALAYSIAN MATHEMATICAL SCIENCES SOCIETY. VOL. 38. ISSUE 2. P. 841 -854 14 78% 0
5 SCHRACK, G , (1992) FINDING NEIGHBORS OF EQUAL SIZE IN LINEAR QUADTREES AND OCTREES IN CONSTANT TIME.CVGIP-IMAGE UNDERSTANDING. VOL. 55. ISSUE 3. P. 221-230 19 100% 34
6 WU, CC , CHANG, YI , (2009) QUAD-SPLITTING ALGORITHM FOR A WINDOW QUERY ON A HILBERT CURVE.IET IMAGE PROCESSING. VOL. 3. ISSUE 5. P. 299 -311 15 75% 1
7 MANOUVRIER, M , RUKOZ, M , JOMIER, G , (2002) QUADTREE REPRESENTATIONS FOR STORAGE AND MANIPULATION OF CLUSTERS OF IMAGES.IMAGE AND VISION COMPUTING. VOL. 20. ISSUE 7. P. 513 -527 16 84% 12
8 SAMET, H , (1984) THE QUADTREE AND RELATED HIERARCHICAL DATA-STRUCTURES.COMPUTING SURVEYS. VOL. 16. ISSUE 2. P. 187-260 40 57% 166
9 LIN, TW , (1997) SET OPERATIONS ON CONSTANT BIT-LENGTH LINEAR QUADTREES.PATTERN RECOGNITION. VOL. 30. ISSUE 7. P. 1239-1249 15 100% 12
10 GUO, SY , ZHOU, WF , WEN, H , LIANG, MX , (2016) FAST BINARY IMAGE SET OPERATIONS ON A RUN-BASED REPRESENTATION.PATTERN RECOGNITION LETTERS. VOL. 80. ISSUE . P. 216 -223 13 68% 0

Classes with closest relation at Level 1


Rank Class id link
1 23639 GENERALIZED MAPS//COMBINATORIAL MAP//IRREGULAR PYRAMIDS
2 15446 RAY TRACING//ACCELERATION STRUCTURE//BOOLEAN OPERATIONS
3 29746 ADAPTIVE LABELED VECTOR QUANTIZATION//AUTOMATIC SCHEMATIC GENERATION//COINCIDENCE DISTRIBUTED MEMORY
4 17082 SIMILARITY SEARCH//HIGH DIMENSIONAL INDEXING//METRIC ACCESS METHODS
5 24157 COMPUTER GRAPHICS AND IMAGE PROCESSING//BINARY CONTOUR//BOUNDARY TRACKING ALGORITHM
6 15494 B TREE//DECLUSTERING//EXTENDIBLE HASHING
7 21972 SHAPE CODING//CHAIN CODING//CHAIN CODE
8 13604 RECONFIGURABLE MESH//RECONFIGURABLE BUS//RECONFIGURABLE BUS SYSTEM
9 37282 BITMAP INDEX//TRAFFIC ARCHIVAL//BITMAP COMPRESSION
10 5845 DIGITAL TOPOLOGY//MEDIAL AXIS//SIMPLE POINT

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