Class information for:
Level 1: PULSARS GENERAL//ISM INDIVIDUAL CRAB NEBULA//GAMMA RAYS STARS

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
123 2             GAMMA RAYS BURSTS//PULSARS GENERAL//STARS NEUTRON 23989
3190 1                   PULSARS GENERAL//ISM INDIVIDUAL CRAB NEBULA//GAMMA RAYS STARS 2075

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 PULSARS GENERAL authKW 1250775 24% 16% 507
2 ISM INDIVIDUAL CRAB NEBULA authKW 660795 3% 74% 59
3 GAMMA RAYS STARS authKW 547280 5% 32% 112
4 PULSARS INDIVIDUAL GEMINGA authKW 444324 2% 91% 32
5 STARS NEUTRON authKW 443843 20% 7% 421
6 SUPERNOVA REMNANTS authKW 436809 11% 13% 222
7 PULSARS INDIVIDUAL CRAB authKW 412467 2% 70% 39
8 GAMMA RAYS OBSERVATIONS authKW 400744 10% 13% 202
9 ISM INDIVIDUAL OBJECTS CRAB NEBULA authKW 347478 1% 74% 31
10 ISM SUPERNOVA REMNANTS authKW 250117 8% 11% 157

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Astronomy & Astrophysics 114164 95% 0% 1976
2 Engineering, Aerospace 669 3% 0% 61
3 Meteorology & Atmospheric Sciences 173 3% 0% 68
4 Geosciences, Multidisciplinary 66 3% 0% 68
5 Physics, Particles & Fields 18 2% 0% 41
6 Physics, Fluids & Plasmas 5 1% 0% 20
7 Physics, Multidisciplinary 1 2% 0% 45
8 Physics, Nuclear -0 1% 0% 16
9 Multidisciplinary Sciences -0 0% 0% 5
10 History & Philosophy of Science -1 0% 0% 1

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 COLUMBIA ASTROPHYS 141745 5% 9% 107
2 UNIT SPACE PHYS 85851 2% 15% 37
3 STN RADIOASTRON NANCAY 78794 1% 18% 29
4 UMR 6115 70260 1% 24% 19
5 DIPARTIMENTO FIS M MERLIN 70114 1% 15% 31
6 ALBANOVA SCI 62008 0% 58% 7
7 WW HANSEN EXPT PHYS 59281 3% 7% 56
8 ETUD NUCL BORDEAUX IGNAN 58726 2% 10% 38
9 COSM RADIAT 58325 1% 12% 31
10 PHYS THEOR ASTROPARTICULES 58172 2% 10% 37

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ASTROPHYSICAL JOURNAL 130213 40% 1% 830
2 ASTRONOMY & ASTROPHYSICS 27722 15% 1% 307
3 MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY 16195 11% 0% 224
4 ASTROPHYSICAL JOURNAL LETTERS 8895 3% 1% 62
5 ADVANCES IN SPACE RESEARCH-SERIES 6139 2% 1% 38
6 ASTROPHYSICS AND SPACE SCIENCE 5397 3% 1% 68
7 IAU SYMPOSIA 5115 3% 1% 52
8 ASTROPHYSICAL LETTERS & COMMUNICATIONS 4291 1% 2% 15
9 ASTRONOMY & ASTROPHYSICS SUPPLEMENT SERIES 4210 2% 1% 32
10 SOVIET ASTRONOMY LETTERS 2069 1% 1% 14

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 PULSARS GENERAL 1250775 24% 16% 507 Search PULSARS+GENERAL Search PULSARS+GENERAL
2 ISM INDIVIDUAL CRAB NEBULA 660795 3% 74% 59 Search ISM+INDIVIDUAL+CRAB+NEBULA Search ISM+INDIVIDUAL+CRAB+NEBULA
3 GAMMA RAYS STARS 547280 5% 32% 112 Search GAMMA+RAYS+STARS Search GAMMA+RAYS+STARS
4 PULSARS INDIVIDUAL GEMINGA 444324 2% 91% 32 Search PULSARS+INDIVIDUAL+GEMINGA Search PULSARS+INDIVIDUAL+GEMINGA
5 STARS NEUTRON 443843 20% 7% 421 Search STARS+NEUTRON Search STARS+NEUTRON
6 SUPERNOVA REMNANTS 436809 11% 13% 222 Search SUPERNOVA+REMNANTS Search SUPERNOVA+REMNANTS
7 PULSARS INDIVIDUAL CRAB 412467 2% 70% 39 Search PULSARS+INDIVIDUAL+CRAB Search PULSARS+INDIVIDUAL+CRAB
8 GAMMA RAYS OBSERVATIONS 400744 10% 13% 202 Search GAMMA+RAYS+OBSERVATIONS Search GAMMA+RAYS+OBSERVATIONS
9 ISM INDIVIDUAL OBJECTS CRAB NEBULA 347478 1% 74% 31 Search ISM+INDIVIDUAL+OBJECTS+CRAB+NEBULA Search ISM+INDIVIDUAL+OBJECTS+CRAB+NEBULA
10 ISM SUPERNOVA REMNANTS 250117 8% 11% 157 Search ISM+SUPERNOVA+REMNANTS Search ISM+SUPERNOVA+REMNANTS

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 2993 PULSARS GENERAL//PUSHCHINO RADIO ASTRON OBSERV//PULSARS
2 21798 SERV ELE PHYS//MULTIFREQUENCY ASTROPHYSICS COSMOLOGY//PHYS UL NOWOTKI 149153
3 657 ISM SUPERNOVA REMNANTS//SUPERNOVA REMNANTS//X RAYS ISM
4 19926 PULSARS INDIVIDUAL PSR B1259 63//STARS INDIVIDUAL LS 5039//STARS INDIVIDUAL LSI61 DEGREES 303
5 4390 STARS NEUTRON//STARS MAGNETARS//X RAYS STARS
6 4691 PULSARS GENERAL//STARS NEUTRON//BINARIES CLOSE
7 7477 GAMMA RAY ASTRONOMY//CHERENKOV TELESCOPES//ASTROPARTICLE PHYSICS
8 26846 ALTEA//PAIR CONVERSION//LIGHT FLASHES
9 4478 DENSE MATTER//STARS NEUTRON//PULSARS GENERAL
10 9462 MHD//GALAXIES JETS//31 FORMALISM

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