Class information for:
Level 1: GALAXIES INDIVIDUAL IC 2497//QUASARS INDIVIDUAL I ZW 1//GALAXIES FUNDAMENTAL PARAMETERS CLASSIFICATION COLORS LUMINOSITIES MASSES RADII ETC

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
20933 379 36.8 68%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
71 27454 GALAXIES ACTIVE//GALAXIES SEYFERT//QUASARS GENERAL

Terms with highest relevance score


Rank Term Type of term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ.
in class
1 GALAXIES INDIVIDUAL IC 2497 Author keyword 6 100% 1% 4
2 QUASARS INDIVIDUAL I ZW 1 Author keyword 4 75% 1% 3
3 GALAXIES FUNDAMENTAL PARAMETERS CLASSIFICATION COLORS LUMINOSITIES MASSES RADII ETC Author keyword 2 67% 1% 2
4 QUASARS INDIVIDUAL 3C 48 Author keyword 2 67% 1% 2
5 QUASARS INDIVIDUAL HE 0450 2958 Author keyword 2 67% 1% 2
6 QUASARS INDIVIDUAL 3C 48 Author keyword 2 50% 1% 3
7 GALAXIES CLUSTERS GENERAL QUASARS GENERAL Author keyword 1 100% 1% 2
8 QUASARS INDIVIDUAL 4C 3743 Author keyword 1 100% 1% 2
9 QUASARS INDIVIDUAL HE0450 2958 Author keyword 1 100% 1% 2
10 GALAXIES CLUSTERS GENERAL COOLING FLOWS Author keyword 1 50% 0% 1

Web of Science journal categories

Author Key Words


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ.
in class		 LCSH search Wikipedia search
1 GALAXIES INDIVIDUAL IC 2497 6 100% 1% 4 Search GALAXIES+INDIVIDUAL+IC+2497 Search GALAXIES+INDIVIDUAL+IC+2497
2 QUASARS INDIVIDUAL I ZW 1 4 75% 1% 3 Search QUASARS++INDIVIDUAL+I+ZW+1 Search QUASARS++INDIVIDUAL+I+ZW+1
3 GALAXIES FUNDAMENTAL PARAMETERS CLASSIFICATION COLORS LUMINOSITIES MASSES RADII ETC 2 67% 1% 2 Search GALAXIES++FUNDAMENTAL+PARAMETERS+CLASSIFICATION++COLORS++LUMINOSITIES++MASSES++RADII++ETC Search GALAXIES++FUNDAMENTAL+PARAMETERS+CLASSIFICATION++COLORS++LUMINOSITIES++MASSES++RADII++ETC
4 QUASARS INDIVIDUAL 3C 48 2 67% 1% 2 Search QUASARS++INDIVIDUAL+3C+48 Search QUASARS++INDIVIDUAL+3C+48
5 QUASARS INDIVIDUAL HE 0450 2958 2 67% 1% 2 Search QUASARS++INDIVIDUAL+HE+0450+2958 Search QUASARS++INDIVIDUAL+HE+0450+2958
6 QUASARS INDIVIDUAL 3C 48 2 50% 1% 3 Search QUASARS++INDIVIDUAL++3C+48 Search QUASARS++INDIVIDUAL++3C+48
7 GALAXIES CLUSTERS GENERAL QUASARS GENERAL 1 100% 1% 2 Search GALAXIES++CLUSTERS++GENERAL+QUASARS++GENERAL Search GALAXIES++CLUSTERS++GENERAL+QUASARS++GENERAL
8 QUASARS INDIVIDUAL 4C 3743 1 100% 1% 2 Search QUASARS++INDIVIDUAL+4C+3743 Search QUASARS++INDIVIDUAL+4C+3743
9 QUASARS INDIVIDUAL HE0450 2958 1 100% 1% 2 Search QUASARS+INDIVIDUAL+HE0450+2958 Search QUASARS+INDIVIDUAL+HE0450+2958
10 GALAXIES CLUSTERS GENERAL COOLING FLOWS 1 50% 0% 1 Search GALAXIES++CLUSTERS++GENERAL+COOLING+FLOWS Search GALAXIES++CLUSTERS++GENERAL+COOLING+FLOWS

Key Words Plus


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 UNDERLYING GALAXIES 15 73% 3% 11
2 3C 48 14 57% 4% 16
3 NEARBY LUMINOUS QUASARS 13 49% 5% 19
4 RADIO QUIET QUASARS 9 17% 12% 46
5 LUMINOUS QUASARS 7 24% 6% 24
6 LOUD QUASARS 6 21% 7% 27
7 ABSORPTION LINE QSO 5 63% 1% 5
8 LOW REDSHIFT QUASARS 4 47% 2% 7
9 4C 3743 3 100% 1% 3
10 ON AXIS SPECTROSCOPY 3 60% 1% 3

Journals

Reviews


Title Publ. year Cit. Active references % act. ref.
to same field
EXTENDED EMISSION-LINE REGIONS: REMNANTS OF QUASAR SUPERWINDS? 2009 40 74 39%
Quasi-stellar objects, ultraluminous infrared galaxies, and mergers 2001 258 133 26%
COSMIC EVOLUTION OF STAR FORMATION IN TYPE-1 QUASAR HOSTS SINCE z=1 2009 25 114 24%
The near-infrared properties of the host galaxies of radio quasars 2003 17 79 46%
Quasar induced galaxy formation: a new paradigm? 2009 12 105 22%
An optical imaging study of 0.4 <= z <= 0.8 quasar host galaxies - II. Analysis and interpretation 2005 3 91 43%
HOST GALAXIES OF z=4 QUASARS 2009 10 101 17%
Radio-quiet quasar environments at 0.5 <= z <= 0.8 2001 42 91 21%
Adaptive optics: Observations and prospects for studies of active Galactic Nuclei 2008 2 79 14%
Gemini 3D spectroscopy of BAL plus IR plus Fe ii QSOs - II. IRAS 04505-2958, an explosive QSO with hypershells and a new scenario for galaxy formation and galaxy end phase 2009 8 180 6%

Address terms


Rank Address term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ.
in class
1 JW GIBBS 1 25% 0.5% 2
2 ASTROPHYS PARIS CNRS 0 33% 0.3% 1
3 COUNCIL ASSOC 0 33% 0.3% 1
4 OBSERV PARIS ASTROPHYS EXTRAGALACT COSMOL 0 33% 0.3% 1
5 UA 173 0 10% 0.5% 2
6 ISAF 0 14% 0.3% 1
7 LANDESSTERNWARTE HEIDELBERG 0 13% 0.3% 1
8 ASTRONSUPA 0 11% 0.3% 1
9 CNRSUA 173 0 10% 0.3% 1
10 ASTROFIS PARIS 0 100% 0.3% 1

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000262181 QUASARS GENERAL//QUASARS GENERAL//QUASARS ABSORPTION LINES
2 0.0000230729 X RAYS DIFFUSE BACKGROUND//QUASARS GENERAL//X RAYS GALAXIES
3 0.0000198332 RADIO CONTINUUM GALAXIES//GALAXIES JETS//GALAXIES ACTIVE
4 0.0000190246 GALAXIES SEYFERT//GALAXIES INDIVIDUAL NGC 1068//GALAXIES NUCLEI
5 0.0000155257 QUASARS EMISSION LINES//QUASARS EMISSION LINES//GALAXIES SEYFERT
6 0.0000120182 INFRARED GALAXIES//SUBMILLIMETER GALAXIES//INFRARED GALAXIES
7 0.0000098405 GALAXIES NUCLEI//QUASARS INDIVIDUAL SDSS J153636220441270//CENTRAL COMPACT OBJECTS
8 0.0000097434 GALAXIES LUMINOSITY FUNCTION MASS FUNCTION//PHYS ASTROPHYS GRP//GALAXIES LUMINOSITY FUNCTION MASS FUNCTION GALAXIES PHOTOMETRY
9 0.0000077297 DISTANCES AND REDSHIFTS//DISCORDANT REDSHIFTS//GALAXIES INDIVIDUAL NGC 7603
10 0.0000068897 BL LACERTAE OBJECTS GENERAL//BL LACERTAE OBJECTS GENERAL//GALAXIES ACTIVE