Class information for:
Level 1: GALAXIES INDIVIDUAL NGC 4258//MASERS//GALAXIES INDIVIDUAL NGC 3079

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
19888 422 32.0 67%


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 NGC 4258 Author keyword 68 84% 9% 37
2 MASERS Author keyword 18 11% 39% 164
3 GALAXIES INDIVIDUAL NGC 3079 Author keyword 15 73% 3% 11
4 GALAXIES INDIVIDUAL NGC 3079 Author keyword 9 83% 1% 5
5 GALAXIES INDIVIDUAL NGC 3079 Author keyword 7 64% 2% 7
6 GALAXIES INDIVIDUAL NGC 4258 Author keyword 4 40% 2% 8
7 MASER EMISSION Author keyword 4 46% 1% 6
8 GALAXIES INDIVIDUAL IC 2560 Author keyword 3 100% 1% 3
9 GALAXIES INDIVIDUAL UGC 3789 Author keyword 3 100% 1% 3
10 FAST DATA PROCESSING Author keyword 2 67% 0% 2

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 NGC 4258 68 84% 9% 37 Search GALAXIES++INDIVIDUAL+NGC+4258 Search GALAXIES++INDIVIDUAL+NGC+4258
2 MASERS 18 11% 39% 164 Search MASERS Search MASERS
3 GALAXIES INDIVIDUAL NGC 3079 15 73% 3% 11 Search GALAXIES++INDIVIDUAL+NGC+3079 Search GALAXIES++INDIVIDUAL+NGC+3079
4 GALAXIES INDIVIDUAL NGC 3079 9 83% 1% 5 Search GALAXIES+INDIVIDUAL+NGC+3079 Search GALAXIES+INDIVIDUAL+NGC+3079
5 GALAXIES INDIVIDUAL NGC 3079 7 64% 2% 7 Search GALAXIES++INDIVIDUAL++NGC+3079 Search GALAXIES++INDIVIDUAL++NGC+3079
6 GALAXIES INDIVIDUAL NGC 4258 4 40% 2% 8 Search GALAXIES+INDIVIDUAL+NGC+4258 Search GALAXIES+INDIVIDUAL+NGC+4258
7 MASER EMISSION 4 46% 1% 6 Search MASER+EMISSION Search MASER+EMISSION
8 GALAXIES INDIVIDUAL IC 2560 3 100% 1% 3 Search GALAXIES++INDIVIDUAL+IC+2560 Search GALAXIES++INDIVIDUAL+IC+2560
9 GALAXIES INDIVIDUAL UGC 3789 3 100% 1% 3 Search GALAXIES+INDIVIDUAL+UGC+3789 Search GALAXIES+INDIVIDUAL+UGC+3789
10 FAST DATA PROCESSING 2 67% 0% 2 Search FAST+DATA+PROCESSING Search FAST+DATA+PROCESSING

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 NGC 4258 45 43% 19% 80
2 SPIRAL GALAXY NGC 4258 38 93% 3% 14
3 NGC4258 33 64% 8% 32
4 ANOMALOUS ARMS 20 66% 5% 19
5 BRAIDED JETS 17 72% 3% 13
6 H2O MEGAMASERS 15 71% 3% 12
7 NGC 3079 14 38% 7% 30
8 WATER MASER 12 41% 5% 23
9 VAPOR MASER 12 86% 1% 6
10 WATER VAPOR MASER 11 60% 3% 12

Journals

Reviews


Title Publ. year Cit. Active references % act. ref.
to same field
Powerful water masers in active Galactic nuclei 2002 30 76 70%
Mega-masers and galaxies 2005 74 199 41%
A SEARCH FOR H2O MEGAMASERS IN HIGH-z TYPE-2 ACTIVE GALACTIC NUCLEI 2009 9 90 64%
DISCOVERY OF CANDIDATE H2O DISK MASERS IN ACTIVE GALACTIC NUCLEI AND ESTIMATIONS OF CENTRIPETAL ACCELERATIONS 2009 14 102 40%
Evidence for a geometrically thick self-gravitating accretion disk in NGC 3079 2005 62 105 30%
Extragalactic H2O masers and X-ray absorbing column densities 2006 46 118 28%
Discovery of water maser emission in five AGNs and a possible correlation between water maser and nuclear 2-10 keV luminosities 2006 31 104 35%
MOLECULAR MASER RADIO-EMISSION IN THE ENVIRONMENT OF YOUNG STELLAR OBJECTS 1989 0 5 40%

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 THEORET PHYS ROBERT MAYER STR 10 1 100% 0.5% 2
2 VLBI IL 1 40% 0.5% 2
3 SAO SMA PROJECT 1 33% 0.5% 2
4 ASTROFIS ESPAC FIS FUNDAMENTAL 1 50% 0.2% 1
5 EDUC SPACE 1 50% 0.2% 1
6 MONT MEGANT OBSERV 1 50% 0.2% 1
7 MS 220 6 1 50% 0.2% 1
8 SMA PROJECT 1 19% 0.7% 3
9 MERLIN 1 25% 0.5% 2
10 VERA PROJECT OFF 1 13% 0.9% 4

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000224742 GALAXIES SEYFERT//GALAXIES INDIVIDUAL NGC 1068//GALAXIES NUCLEI
2 0.0000175553 GALAXIES INDIVIDUAL NGC 253//GALAXIES INDIVIDUAL M82//GALAXIES INDIVIDUAL M82
3 0.0000124850 STARS FORMATION//MASERS//HII REGIONS
4 0.0000089763 INFRARED GALAXIES//SUBMILLIMETER GALAXIES//INFRARED GALAXIES
5 0.0000084422 GALAXIES NUCLEI//QUASARS INDIVIDUAL SDSS J153636220441270//CENTRAL COMPACT OBJECTS
6 0.0000082229 LOMC UMR 6294//LOMC FRE 3102//UMR 6294
7 0.0000078554 STARS AGB AND POST AGB//RADIO LINES STARS//STARS CARBON
8 0.0000071189 DISTANCES AND REDSHIFTS//DISCORDANT REDSHIFTS//GALAXIES INDIVIDUAL NGC 7603
9 0.0000070877 GALAXIES INDIVIDUAL CENTAURUS A//GALAXIES INDIVIDUAL CENTAURUS A//GALAXIES INDIVIDUAL NGC 5128
10 0.0000066536 X RAYS DIFFUSE BACKGROUND//QUASARS GENERAL//X RAYS GALAXIES