Class information for:
Level 1: NOCTILUCENT CLOUDS//POLAR MESOSPHERIC CLOUDS//PMSE

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
6326 1433 28.9 55%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
190 20795 JOURNAL OF GEOPHYSICAL RESEARCH-ATMOSPHERES//MIDDLE ATMOSPHERE DYNAMICS//MESOSPHERE

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 NOCTILUCENT CLOUDS Author keyword 91 78% 4% 60
2 POLAR MESOSPHERIC CLOUDS Author keyword 67 80% 3% 41
3 PMSE Author keyword 40 66% 3% 38
4 NOCTILUCENT CLOUD Author keyword 31 92% 1% 12
5 POLAR MESOSPHERIC CLOUD Author keyword 18 83% 1% 10
6 METEORIC SMOKE Author keyword 17 75% 1% 12
7 MESOSPHERE Author keyword 16 21% 5% 68
8 LEIBNIZ ATMOSPHER PHYS Address 15 29% 3% 43
9 POLAR SUMMER MESOSPHERE Author keyword 13 80% 1% 8
10 POLAR MESOSPHERE SUMMER ECHOES Author keyword 11 67% 1% 10

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 NOCTILUCENT CLOUDS 91 78% 4% 60 Search NOCTILUCENT+CLOUDS Search NOCTILUCENT+CLOUDS
2 POLAR MESOSPHERIC CLOUDS 67 80% 3% 41 Search POLAR+MESOSPHERIC+CLOUDS Search POLAR+MESOSPHERIC+CLOUDS
3 PMSE 40 66% 3% 38 Search PMSE Search PMSE
4 NOCTILUCENT CLOUD 31 92% 1% 12 Search NOCTILUCENT+CLOUD Search NOCTILUCENT+CLOUD
5 POLAR MESOSPHERIC CLOUD 18 83% 1% 10 Search POLAR+MESOSPHERIC+CLOUD Search POLAR+MESOSPHERIC+CLOUD
6 METEORIC SMOKE 17 75% 1% 12 Search METEORIC+SMOKE Search METEORIC+SMOKE
7 MESOSPHERE 16 21% 5% 68 Search MESOSPHERE Search MESOSPHERE
8 POLAR SUMMER MESOSPHERE 13 80% 1% 8 Search POLAR+SUMMER+MESOSPHERE Search POLAR+SUMMER+MESOSPHERE
9 POLAR MESOSPHERE SUMMER ECHOES 11 67% 1% 10 Search POLAR+MESOSPHERE+SUMMER+ECHOES Search POLAR+MESOSPHERE+SUMMER+ECHOES
10 POLAR MESOSPHERIC SUMMER ECHOES 11 100% 0% 6 Search POLAR+MESOSPHERIC+SUMMER+ECHOES Search POLAR+MESOSPHERIC+SUMMER+ECHOES

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 NOCTILUCENT CLOUDS 397 80% 17% 247
2 PMSE 241 85% 9% 128
3 COMMON VOLUME OBSERVATIONS 125 97% 2% 35
4 POLAR MESOSPHERIC CLOUDS 118 80% 5% 74
5 MESOSPHERE SUMMER ECHOES 117 76% 6% 81
6 POLAR MESOSPHERE 113 71% 6% 90
7 SUMMER ECHOES 99 83% 4% 55
8 EISCAT 224 MHZ RADAR 72 100% 2% 23
9 CHARGED AEROSOLS 57 79% 3% 37
10 MESOPAUSE 56 36% 9% 124

Journals

Reviews


Title Publ. year Cit. Active references % act. ref.
to same field
Polar mesosphere summer echoes (PMSE): review of observations and current understanding 2004 205 154 85%
Modeling the microphysics of mesospheric ice particles: Assessment of current capabilities and basic sensitivities 2006 163 80 66%
POLAR MESOSPHERE SUMMER RADAR ECHOES - OBSERVATIONS AND CURRENT THEORIES 1993 149 77 65%
News from the Lower Ionosphere: A Review of Recent Developments 2009 33 115 77%
Mean characteristics of mesosphere winter echoes at mid- and high-latitudes 2006 27 24 71%
MESOSPHERIC CLOUDS AND THE PHYSICS OF THE MESOPAUSE REGION 1991 184 82 45%
Photochemistry of Ions at D-region Altitudes of the Ionosphere: A Review 2014 4 189 18%
NOCTILUCENT CLOUDS 1993 16 8 100%
Influences of ice particles on the ion chemistry of the polar summer mesosphere 2003 18 66 62%
Auroral radio absorption: The prediction question 2010 0 9 89%

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 LEIBNIZ ATMOSPHER PHYS 15 29% 3.0% 43
2 COMMUN WAVE PROPAGAT 9 47% 1.0% 14
3 RADAR SOUNDINGS SOUNDING ROCKETS 8 100% 0.3% 5
4 MRI ATMOSPHER PROGRAMME 7 56% 0.6% 9
5 COMMUN NETWORKS SATELLITE COMMUN 3 23% 0.7% 10
6 EISCAT GRP 2 50% 0.2% 3
7 METEOROL MUNCHEN 2 36% 0.3% 4
8 LEIBNIZ ATMOSPHARENPHYS 2 17% 0.6% 8
9 POLAR ATMOSPHER 1 100% 0.1% 2
10 SPACE TECHNOL PLICAT 1 50% 0.1% 2

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000177628 TERTIARY OZONE MAXIMUM//MULTIEQUILIBRIUM//MESOSPHERIC CHEMISTRY
2 0.0000155775 IONIZATION MODEL//ATMOSPHERIC IONIZATION//PLANETARY IONOSPHERES AND ATMOSPHERES
3 0.0000145285 IONOSPHERIC TRENDS//THERMOSPHERIC CIRCULATION//LONG TERM TRENDS
4 0.0000132265 SPORADIC SODIUM LAYERS//SODIUM LAYER//PERSISTENT TRAIN
5 0.0000126596 WAVES AND TIDES//MIDDLE ATMOSPHERE DYNAMICS//GRAVITY WAVES
6 0.0000107547 METEOROLOGY AND ATMOSPHERIC DYNAMICS TURBULENCE//MST RADAR//SONDAGES ELE OMAGNET ENVIRONM TERR
7 0.0000090646 INFRARED ABSORPTION CROSS SECTIONS//HIGH RESOLUTION FOURIER TRANSFORM SPECTROSCOPY//HIGH RESOLUTION FOURIER TRANSFORM
8 0.0000090067 LOW CURRENT SWITCHING//RETARDING POTENTIAL ANALYZER//INT SPACE WEATHER STUDY EDUC
9 0.0000065962 SNOE//SOLAR SOFT X RAYS//NON LTE
10 0.0000064681 IONOSPHERIC IRREGULARITIES//SPORADIC E//FARLEY BUNEMAN WAVES