Class information for:
Level 1: SPACE PLANETARY SCI//INTER IAL ELE OCHEM GRP//REMOTE LASER MASS SPECTROSCOPY

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
190 3       ICARUS//JOURNAL OF GEOPHYSICAL RESEARCH-PLANETS//METEORITICS & PLANETARY SCIENCE 54979
2955 2             MICROCHANNEL PLATE//MERCURY ATMOSPHERE//EXOSPHERE 2897
35883 1                   SPACE PLANETARY SCI//INTER IAL ELE OCHEM GRP//REMOTE LASER MASS SPECTROSCOPY 106

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SPACE PLANETARY SCI address 617519 8% 23% 9
2 INTER IAL ELE OCHEM GRP address 535193 3% 60% 3
3 REMOTE LASER MASS SPECTROSCOPY authKW 396440 2% 67% 2
4 SPACE SYSTEM authKW 382279 3% 43% 3
5 ACCURACY OF NAVIGATION DETERMINATIONS authKW 297331 1% 100% 1
6 ACCURATE ISOTOPE MEASUREMENT authKW 297331 1% 100% 1
7 ACTIVE FLIGHT TEST authKW 297331 1% 100% 1
8 ALH83100 authKW 297331 1% 100% 1
9 ATMOSPHERIC COMPOSITION MEASUREMENT authKW 297331 1% 100% 1
10 ATMOSPHRE OCEAN SPACE SCI address 297331 1% 100% 1

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Instruments & Instrumentation 626 25% 0% 26
2 Astronomy & Astrophysics 580 31% 0% 33
3 Spectroscopy 307 15% 0% 16
4 Engineering, Aerospace 189 7% 0% 7
5 Physics, Applied 168 27% 0% 29
6 Engineering, General 91 8% 0% 8
7 Chemistry, Analytical 47 10% 0% 11
8 Computer Science, Cybernetics 39 2% 0% 2
9 Geosciences, Multidisciplinary 24 7% 0% 7
10 Physics, Atomic, Molecular & Chemical 20 7% 0% 7

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SPACE PLANETARY SCI 617519 8% 23% 9
2 INTER IAL ELE OCHEM GRP 535193 3% 60% 3
3 ATMOSPHRE OCEAN SPACE SCI 297331 1% 100% 1
4 INTER IAL ELECT GRP 297331 1% 100% 1
5 LEBEDEV PRECIS MECH COMP TECHNOL 297331 1% 100% 1
6 PROBLEMS CONTROL COMPLICATED SYST 297331 1% 100% 1
7 PROFSOYUZNAYA 8432 GSP7 297331 1% 100% 1
8 SWEDISH SPACE CORP 297331 1% 100% 1
9 ALLISON S 206 148664 1% 50% 1
10 SOLAR SYST PHYS SPACE TECHNOL 148664 1% 50% 1

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SOLAR SYSTEM RESEARCH 46923 11% 1% 12
2 COSMIC RESEARCH 5662 4% 0% 4
3 TECHNICAL PHYSICS 4144 8% 0% 9
4 PLANETARY AND SPACE SCIENCE 3219 8% 0% 8
5 INTERNATIONAL JOURNAL OF MASS SPECTROMETRY 2111 7% 0% 7
6 GEOSCIENTIFIC INSTRUMENTATION METHODS AND DATA SYSTEMS 1737 1% 1% 1
7 REVIEW OF SCIENTIFIC INSTRUMENTS 1628 12% 0% 13
8 INSTRUMENTS AND EXPERIMENTAL TECHNIQUES 1153 4% 0% 4
9 FORUM ITALICUM 1137 1% 0% 1
10 JOURNAL OF COMPUTER AND SYSTEMS SCIENCES INTERNATIONAL 1046 2% 0% 2

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 REMOTE LASER MASS SPECTROSCOPY 396440 2% 67% 2 Search REMOTE+LASER+MASS+SPECTROSCOPY Search REMOTE+LASER+MASS+SPECTROSCOPY
2 SPACE SYSTEM 382279 3% 43% 3 Search SPACE+SYSTEM Search SPACE+SYSTEM
3 ACCURACY OF NAVIGATION DETERMINATIONS 297331 1% 100% 1 Search ACCURACY+OF+NAVIGATION+DETERMINATIONS Search ACCURACY+OF+NAVIGATION+DETERMINATIONS
4 ACCURATE ISOTOPE MEASUREMENT 297331 1% 100% 1 Search ACCURATE+ISOTOPE+MEASUREMENT Search ACCURATE+ISOTOPE+MEASUREMENT
5 ACTIVE FLIGHT TEST 297331 1% 100% 1 Search ACTIVE+FLIGHT+TEST Search ACTIVE+FLIGHT+TEST
6 ALH83100 297331 1% 100% 1 Search ALH83100 Search ALH83100
7 ATMOSPHERIC COMPOSITION MEASUREMENT 297331 1% 100% 1 Search ATMOSPHERIC+COMPOSITION+MEASUREMENT Search ATMOSPHERIC+COMPOSITION+MEASUREMENT
8 AUTOMATIC MEANS COMPLEXES 297331 1% 100% 1 Search AUTOMATIC+MEANS+COMPLEXES Search AUTOMATIC+MEANS+COMPLEXES
9 BALLOON MISSION 297331 1% 100% 1 Search BALLOON+MISSION Search BALLOON+MISSION
10 BILEVEL COORDINATED OPTIMIZATION METHOD 297331 1% 100% 1 Search BILEVEL+COORDINATED+OPTIMIZATION+METHOD Search BILEVEL+COORDINATED+OPTIMIZATION+METHOD

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 14108 MULTI TURN TIME OF FLIGHT MASS SPECTROMETER//SECOND ORDER FOCUSING//SIMION
2 11192 MERCURY ATMOSPHERE//EXOSPHERE//MOON
3 15052 TIME ABERRATIONS//FOURIER TRANSFORM LASER MICROPROBE MASS SPECTROMETRY//GALDI
4 13466 MICROCHANNEL PLATE//WEDGE AND STRIP ANODE//IONCCD
5 23001 L1 OPTIMAL CONTROL//L1 CONTROL//NONNEGATIVE IMPULSE RESPONSE
6 6872 LASER ABLATION INDUCTIVELY COUPLED PLASMA MASS SPECTROMETRY//LA ICP MS//JOURNAL OF ANALYTICAL ATOMIC SPECTROMETRY
7 21988 LUNAR SIMULANT//LUNAR REGOLITH SIMULANT//GRANULAR MECH REGOLITH OPERAT
8 26188 PHOBOS//DEIMOS//PLANETS AND SATELLITES INDIVIDUAL PHOBOS
9 6851 QUADRUPOLE ION TRAP//QUADRUPOLE MASS FILTER//RECTILINEAR ION TRAP
10 385 COMETS//COMETS GENERAL//COMETS INDIVIDUAL 67P CHURYUMOV GERASIMENKO

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