Class information for:
Level 1: CIRCUMSTELLAR MATTER//STARS INDIVIDUAL BETA PICTORIS//STARS INDIVIDUAL FOMALHAUT

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
23 4 ASTRONOMY & ASTROPHYSICS//ASTROPHYSICAL JOURNAL//ASTRON 393400
1 3       ASTRONOMY & ASTROPHYSICS//ASTROPHYSICAL JOURNAL//ASTRON 234120
1036 2             PLANETARY SYSTEMS//PLANETS AND SATELLITES FORMATION//TECHNIQUES RADIAL VELOCITIES 10481
9484 1                   CIRCUMSTELLAR MATTER//STARS INDIVIDUAL BETA PICTORIS//STARS INDIVIDUAL FOMALHAUT 1183

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 CIRCUMSTELLAR MATTER authKW 2072788 53% 12% 628
2 STARS INDIVIDUAL BETA PICTORIS authKW 1176976 5% 82% 54
3 STARS INDIVIDUAL FOMALHAUT authKW 652669 2% 88% 28
4 PLANETARY SYSTEMS authKW 516450 24% 7% 280
5 ZODIACAL DUST authKW 505584 4% 43% 44
6 INFRARED STARS authKW 446692 21% 7% 243
7 PLANETARY SYSTEMS FORMATION authKW 440239 8% 18% 92
8 EXOPLANETS STELLAR ASTROPHYS address 428343 5% 29% 56
9 STARS INDIVIDUAL BETA PIC authKW 394654 2% 74% 20
10 STARS INDIVIDUAL HD 32297 authKW 346318 1% 100% 13

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Astronomy & Astrophysics 69440 98% 0% 1163
2 Geosciences, Multidisciplinary 21 3% 0% 33
3 Engineering, Aerospace 7 1% 0% 7
4 Mathematics, Interdisciplinary Applications -0 0% 0% 5
5 Remote Sensing -1 0% 0% 1
6 Geochemistry & Geophysics -2 0% 0% 5
7 Meteorology & Atmospheric Sciences -2 0% 0% 5
8 Biology -2 0% 0% 5
9 Computer Science, Interdisciplinary Applications -5 0% 0% 2
10 Engineering, General -5 0% 0% 1

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 EXOPLANETS STELLAR ASTROPHYS 428343 5% 29% 56
2 STEWARD OBSERV 207683 16% 4% 194
3 ESA ASTROPHYS FUNDAMENTAL PHYS MISSIONS 186479 1% 100% 7
4 GRP ASTROPHYS GRENOBLE 186479 1% 100% 7
5 UK ASTRON TECHNOL 121256 4% 9% 51
6 SCI FDN AD T OPT 106559 0% 100% 4
7 ASTROPHYS UNIV STERNWARTE 71037 0% 67% 4
8 DPT FIS TEOR 63928 1% 40% 6
9 UNIV STERNWARTE 63892 2% 10% 24
10 IPAG 60591 4% 5% 46

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ASTROPHYSICAL JOURNAL 53995 34% 1% 404
2 ASTRONOMY & ASTROPHYSICS 35399 22% 1% 261
3 MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY 12618 13% 0% 149
4 ASTROPHYSICAL JOURNAL LETTERS 12339 5% 1% 55
5 ASTRONOMICAL JOURNAL 7152 5% 0% 63
6 ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES 2906 2% 0% 23
7 IAU SYMPOSIA 2066 2% 0% 25
8 ASTROPHYSICS AND SPACE SCIENCE 1955 3% 0% 31
9 PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF THE PACIFIC 1098 1% 0% 15
10 JOURNAL OF ASTRONOMICAL TELESCOPES INSTRUMENTS AND SYSTEMS 862 0% 2% 2

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 CIRCUMSTELLAR MATTER 2072788 53% 12% 628 Search CIRCUMSTELLAR+MATTER Search CIRCUMSTELLAR+MATTER
2 STARS INDIVIDUAL BETA PICTORIS 1176976 5% 82% 54 Search STARS+INDIVIDUAL+BETA+PICTORIS Search STARS+INDIVIDUAL+BETA+PICTORIS
3 STARS INDIVIDUAL FOMALHAUT 652669 2% 88% 28 Search STARS+INDIVIDUAL+FOMALHAUT Search STARS+INDIVIDUAL+FOMALHAUT
4 PLANETARY SYSTEMS 516450 24% 7% 280 Search PLANETARY+SYSTEMS Search PLANETARY+SYSTEMS
5 ZODIACAL DUST 505584 4% 43% 44 Search ZODIACAL+DUST Search ZODIACAL+DUST
6 INFRARED STARS 446692 21% 7% 243 Search INFRARED+STARS Search INFRARED+STARS
7 PLANETARY SYSTEMS FORMATION 440239 8% 18% 92 Search PLANETARY+SYSTEMS+FORMATION Search PLANETARY+SYSTEMS+FORMATION
8 STARS INDIVIDUAL BETA PIC 394654 2% 74% 20 Search STARS+INDIVIDUAL+BETA+PIC Search STARS+INDIVIDUAL+BETA+PIC
9 STARS INDIVIDUAL HD 32297 346318 1% 100% 13 Search STARS+INDIVIDUAL+HD+32297 Search STARS+INDIVIDUAL+HD+32297
10 STARS BETA PIC 268616 1% 92% 11 Search STARS+BETA+PIC Search STARS+BETA+PIC

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
1 726 BROWN DWARFS//STARS LOW MASS BROWN DWARFS//STARS LOW MASS
2 76 STARS PRE MAIN SEQUENCE//PROTOPLANETARY DISKS//CIRCUMSTELLAR MATTER
3 11277 INTERPLANETARY DUST//ZODIACAL LIGHT//INTERPLANETARY MEDIUM
4 2301 PLANETS AND SATELLITES FORMATION//PROTOPLANETARY DISKS//SOLAR SYSTEM FORMATION
5 2809 OORT CLOUD//CELESTIAL MECHANICS//KUIPER BELT
6 21222 HILL STABILITY//STARS INDIVIDUAL GAMMA CEPHEI//CELESTIAL MECHANICS
7 16239 CORONAGRAPH//INSTRUMENTATION HIGH ANGULAR RESOLUTION//INSTRUMENTATION ADAPTIVE OPTICS
8 37106 STARS INDIVIDUAL EPSILON AURIGAE//STARS INDIVIDUAL 1SWASP J14074793 3945426 ASAS J140748 39457//EE CEP
9 28782 TECHNIQUES PHOTOMETRIC WET//FESENKOV ASTROPHYS//BOLOMETRIC MAGNITUDE
10 24949 INFRARED ABSORPTION BANDS//POLARIZANCE FRINGES IN WAVE PLATES//DUST EXTINCTION

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