Class information for:
Level 1: SUN PHOTOSPHERE//SUN GRANULATION//SUN CHROMOSPHERE

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
45 3       JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS//ASTRONOMY & ASTROPHYSICS//SOLAR PHYSICS 104301
41 2             SOLAR PHYSICS//SUN CORONA//SUN MAGNETIC FIELDS 32268
384 1                   SUN PHOTOSPHERE//SUN GRANULATION//SUN CHROMOSPHERE 3563

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SUN PHOTOSPHERE authKW 4166194 24% 56% 846
2 SUN GRANULATION authKW 1975282 9% 72% 311
3 SUN CHROMOSPHERE authKW 1948294 16% 39% 560
4 SUN MAGNETIC FIELDS authKW 1417197 22% 21% 781
5 SUNSPOTS authKW 1193787 12% 31% 441
6 SUN ATMOSPHERE authKW 650187 8% 27% 277
7 SUN SURFACE MAGNETISM authKW 433019 3% 41% 120
8 SUN SUNSPOTS authKW 410242 3% 40% 115
9 SOLAR PHYSICS journal 396981 16% 8% 561
10 SUN OSCILLATIONS authKW 335067 7% 14% 265

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Astronomy & Astrophysics 194975 95% 1% 3384
2 Geochemistry & Geophysics 34 2% 0% 56
3 Meteorology & Atmospheric Sciences 9 1% 0% 43
4 Engineering, Aerospace -0 0% 0% 8
5 Physics, Multidisciplinary -0 2% 0% 63
6 Geosciences, Multidisciplinary -1 1% 0% 38
7 Optics -4 1% 0% 43
8 Physics, Fluids & Plasmas -7 0% 0% 9
9 Engineering, General -7 0% 0% 8
10 Multidisciplinary Sciences -8 0% 0% 1

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 HIGH ALTITUDE OBSERV 261188 6% 13% 231
2 SOLAR PHYS 213223 2% 27% 88
3 THEORET ASTROPHYS 141768 6% 7% 221
4 GRP ASTRON CIENCIAS ESPACIO 126424 1% 62% 23
5 BIG BEAR SOLAR OBSERV 88712 1% 20% 50
6 ONECKSTR 6 88118 0% 59% 17
7 ROYAL SWEDISH SCI 77233 1% 29% 30
8 HIDA OBSERV 76935 1% 19% 46
9 SOLAR ACT 70969 2% 13% 61
10 STERREKUNDIG 67772 1% 23% 33

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SOLAR PHYSICS 396981 16% 8% 561
2 ASTRONOMY & ASTROPHYSICS 227639 32% 2% 1146
3 ASTROPHYSICAL JOURNAL 71887 23% 1% 812
4 ASTRONOMISCHE NACHRICHTEN 37308 3% 4% 121
5 ASTROPHYSICAL JOURNAL LETTERS 19436 3% 2% 120
6 KINEMATICS AND PHYSICS OF CELESTIAL BODIES 18123 1% 8% 26
7 LIVING REVIEWS IN SOLAR PHYSICS 9208 0% 15% 7
8 IAU SYMPOSIA 5683 2% 1% 72
9 PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF JAPAN 5205 1% 1% 48
10 ASTRONOMY REPORTS 4291 1% 2% 32

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 SUN PHOTOSPHERE 4166194 24% 56% 846 Search SUN+PHOTOSPHERE Search SUN+PHOTOSPHERE
2 SUN GRANULATION 1975282 9% 72% 311 Search SUN+GRANULATION Search SUN+GRANULATION
3 SUN CHROMOSPHERE 1948294 16% 39% 560 Search SUN+CHROMOSPHERE Search SUN+CHROMOSPHERE
4 SUN MAGNETIC FIELDS 1417197 22% 21% 781 Search SUN+MAGNETIC+FIELDS Search SUN+MAGNETIC+FIELDS
5 SUNSPOTS 1193787 12% 31% 441 Search SUNSPOTS Search SUNSPOTS
6 SUN ATMOSPHERE 650187 8% 27% 277 Search SUN+ATMOSPHERE Search SUN+ATMOSPHERE
7 SUN SURFACE MAGNETISM 433019 3% 41% 120 Search SUN+SURFACE+MAGNETISM Search SUN+SURFACE+MAGNETISM
8 SUN SUNSPOTS 410242 3% 40% 115 Search SUN+SUNSPOTS Search SUN+SUNSPOTS
9 SUN OSCILLATIONS 335067 7% 14% 265 Search SUN+OSCILLATIONS Search SUN+OSCILLATIONS
10 SUN FACULAE PLAGES 322264 2% 45% 81 Search SUN+FACULAE+PLAGES Search SUN+FACULAE+PLAGES

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 18510 SUN HELIOSEISMOLOGY//SUN OSCILLATIONS//HELIOSEISMOLOGY
2 19128 SUN CORONA//SUN ACTIVITY//SUN CHROMOSPHERE
3 15706 LINE FORMATION//RADIATIVE TRANSFER//SUN ATMOSPHERE
4 3302 SUN OSCILLATIONS//SUN CORONA//WAVES
5 610 SUN MAGNETIC FIELDS//SUN FILAMENTS PROMINENCES//SUN FLARES
6 6348 SAN FERNANDO OBSERV//SUN FACULAE PLAGES//SOLAR PHYSICS
7 1667 SUN ROTATION//SUN INTERIOR//SOLAR PHYSICS
8 19174 SUN RADIO RADIATION//RADIO EMISSION QUIET//CRAAM
9 1207 SUN UV RADIATION//SUN TRANSITION REGION//SUN CORONA
10 1334 SUN OSCILLATIONS//SUN INTERIOR//STARS OSCILLATIONS

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