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

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
998 2             MIDDLE ATMOSPHERE DYNAMICS//MESOSPHERE//JOURNAL OF ATMOSPHERIC AND SOLAR-TERRESTRIAL PHYSICS 10738
6855 1                   NOCTILUCENT CLOUDS//POLAR MESOSPHERIC CLOUDS//PMSE 1461

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 NOCTILUCENT CLOUDS authKW 1543920 5% 92% 78
2 POLAR MESOSPHERIC CLOUDS authKW 1014491 4% 87% 54
3 PMSE authKW 750264 3% 87% 40
4 LEIBNIZ ATMOSPHER PHYS address 434035 4% 32% 62
5 MESOSPHERE authKW 340843 5% 23% 70
6 JOURNAL OF ATMOSPHERIC AND TERRESTRIAL PHYSICS journal 195355 9% 7% 138
7 POLAR SUMMER MESOSPHERE authKW 194134 1% 100% 9
8 METEORIC SMOKE authKW 182707 1% 71% 12
9 POLAR MESOSPHERE SUMMER ECHOES authKW 158833 1% 82% 9
10 SOFIE authKW 158833 1% 82% 9

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Meteorology & Atmospheric Sciences 64864 59% 0% 859
2 Geosciences, Multidisciplinary 11610 33% 0% 483
3 Geochemistry & Geophysics 10244 23% 0% 343
4 Astronomy & Astrophysics 7352 30% 0% 437
5 Engineering, Aerospace 2255 6% 0% 90
6 Remote Sensing 773 3% 0% 49
7 Telecommunications 88 3% 0% 40
8 Physics, Fluids & Plasmas 36 2% 0% 26
9 Imaging Science & Photographic Technology 13 1% 0% 9
10 Oceanography 2 1% 0% 11

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 LEIBNIZ ATMOSPHER PHYS 434035 4% 32% 62
2 COMMUN WAVE PROPAGAT 140912 1% 47% 14
3 MRI ATMOSPHER PROGRAMME 109192 1% 56% 9
4 RADAR SOUNDINGS SOUNDING ROCKETS 107852 0% 100% 5
5 METEOROL MUNCHEN 91949 1% 47% 9
6 COMMUN NETWORKS SATELLITE COMMUN 50175 1% 21% 11
7 POLAR ATMOSPHER 43141 0% 100% 2
8 ATMOSPHER SPACE PHYS 39349 4% 3% 63
9 EISCAT GRP 32353 0% 50% 3
10 LEIBNIZ ATMOSPHARENPHYS 29998 1% 17% 8

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 JOURNAL OF ATMOSPHERIC AND TERRESTRIAL PHYSICS 195355 9% 7% 138
2 JOURNAL OF ATMOSPHERIC AND SOLAR-TERRESTRIAL PHYSICS 151705 11% 4% 163
3 ANNALES GEOPHYSICAE 66368 7% 3% 108
4 JOURNAL OF GEOPHYSICAL RESEARCH-ATMOSPHERES 31695 12% 1% 179
5 GEOMAGNETIZM I AERONOMIYA 28389 5% 2% 68
6 GEOPHYSICAL RESEARCH LETTERS 23340 13% 1% 193
7 ADVANCES IN SPACE RESEARCH 15325 6% 1% 84
8 GEOMAGNETISM AND AERONOMY 12014 2% 2% 34
9 METEOROLOGICAL MAGAZINE 11226 1% 4% 13
10 ADVANCES IN SPACE RESEARCH-SERIES 9701 3% 1% 40

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 NOCTILUCENT CLOUDS 1543920 5% 92% 78 Search NOCTILUCENT+CLOUDS Search NOCTILUCENT+CLOUDS
2 POLAR MESOSPHERIC CLOUDS 1014491 4% 87% 54 Search POLAR+MESOSPHERIC+CLOUDS Search POLAR+MESOSPHERIC+CLOUDS
3 PMSE 750264 3% 87% 40 Search PMSE Search PMSE
4 MESOSPHERE 340843 5% 23% 70 Search MESOSPHERE Search MESOSPHERE
5 POLAR SUMMER MESOSPHERE 194134 1% 100% 9 Search POLAR+SUMMER+MESOSPHERE Search POLAR+SUMMER+MESOSPHERE
6 METEORIC SMOKE 182707 1% 71% 12 Search METEORIC+SMOKE Search METEORIC+SMOKE
7 POLAR MESOSPHERE SUMMER ECHOES 158833 1% 82% 9 Search POLAR+MESOSPHERE+SUMMER+ECHOES Search POLAR+MESOSPHERE+SUMMER+ECHOES
8 SOFIE 158833 1% 82% 9 Search SOFIE Search SOFIE
9 AEROSOLS AND PARTICLES 154648 2% 23% 31 Search AEROSOLS+AND+PARTICLES Search AEROSOLS+AND+PARTICLES
10 METEORIC SMOKE PARTICLES 129422 0% 100% 6 Search METEORIC+SMOKE+PARTICLES Search METEORIC+SMOKE+PARTICLES

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 38399 MULTI EQUILIBRIUM//AEROSOL HETEROGENEOUS CHEMISTRY//CHEMISTRY TRANSPORT BOX MODEL
2 19266 ATMOSPHERIC IONIZATION//IONIZATION MODEL//ATMOSPHERIC CASCADE SIMULATIONS
3 8619 RADIO SCIENCE//MST RADAR//WIND PROFILER
4 12727 SODIUM LAYER//SPORADIC SODIUM LAYERS//MESOSPHERIC METAL
5 35472 ARTIFICIAL PERIODIC IRREGULARITIES//ARTIFICIAL PERIODIC IRREGULARITIES APIS//INTERNAL GRAVITY WAVE IGW
6 20509 HYDROXYL COLUMN//MILLIMETER WAVE REMOTE SENSING//MESOSPHERIC OZONE
7 22903 LONG TERM TRENDS//IONOSPHERIC TRENDS//THERMOSPHERIC CIRCULATION
8 37464 OBERVAC TIERRA TELEDETECC ATMOSFERA//FLOW OVER MOUNTAINS//OBSERV ATMOSFER IZANA
9 7080 AIRGLOW//MESOPAUSE//HYDROXYL AIRGLOW
10 3130 WAVES AND TIDES//PLANETARY WAVES//MIDDLE ATMOSPHERE DYNAMICS

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