Class information for:
Level 1: INFRARED SIGNATURE//LOW OBSERVABLES//ABSOLUTE SPECTRAL RADIANT EXITANCE

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
13 4 PHYSICS, PARTICLES & FIELDS//PHYSICS, NUCLEAR//OPTICS 1062565
422 3       NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT//JOURNAL OF INSTRUMENTATION//NUCLEAR SCIENCE & TECHNOLOGY 30134
3036 2             NONUNIFORMITY CORRECTION//SMALL TARGET DETECTION//INFRARED FOCAL PLANE ARRAY 2691
27552 1                   INFRARED SIGNATURE//LOW OBSERVABLES//ABSOLUTE SPECTRAL RADIANT EXITANCE 246

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 INFRARED SIGNATURE authKW 585671 3% 57% 8
2 LOW OBSERVABLES authKW 384351 1% 100% 3
3 ABSOLUTE SPECTRAL RADIANT EXITANCE authKW 256234 1% 100% 2
4 EFFECTIVE BLACKBODY TEMPERATURE authKW 256234 1% 100% 2
5 INFRARED RADIATION SIGNATURE authKW 256234 1% 100% 2
6 INFRARED SIGNAL RADIANCE authKW 256234 1% 100% 2
7 INFRARED SIGNATURE SIMULATIONS authKW 256234 1% 100% 2
8 IR COUNTERMEASURES authKW 256234 1% 100% 2
9 IR GUIDED MISSILES authKW 256234 1% 100% 2
10 LAMP IOPG address 256234 1% 100% 2

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Engineering, Aerospace 13945 36% 0% 89
2 Optics 1099 28% 0% 70
3 Engineering, Electrical & Electronic 178 18% 0% 44
4 Thermodynamics 115 6% 0% 15
5 Instruments & Instrumentation 93 7% 0% 17
6 Chemistry, Applied 93 7% 0% 16
7 Physics, Applied 91 15% 0% 37
8 Engineering, Mechanical 55 6% 0% 14
9 Engineering, Chemical 42 7% 0% 17
10 Imaging Science & Photographic Technology 41 2% 0% 5

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 LAMP IOPG 256234 1% 100% 2
2 PO IIT POWAI 256234 1% 100% 2
3 AERONEUT VEHICLE ENGN 128117 0% 100% 1
4 AEROSP ILR 128117 0% 100% 1
5 ANAL INTEGRATED SYST 128117 0% 100% 1
6 ARNOLD ENGN DEV AEDC GRP 128117 0% 100% 1
7 BROADCASTING VIDEO SYST 128117 0% 100% 1
8 CARRIER BASED ENGN 128117 0% 100% 1
9 DAEJEON PLANT 128117 0% 100% 1
10 ENGN ELECT EQUIPMENT 128117 0% 100% 1

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 PROPELLANTS EXPLOSIVES PYROTECHNICS 17451 6% 1% 15
2 JOURNAL OF AIRCRAFT 13408 10% 0% 25
3 CHINESE JOURNAL OF AERONAUTICS 11402 4% 1% 11
4 INFRARED PHYSICS & TECHNOLOGY 9056 5% 1% 13
5 INTERNATIONAL JOURNAL OF INFRARED AND MILLIMETER WAVES 8190 6% 0% 15
6 AERONAUTICAL JOURNAL 5233 3% 1% 8
7 JOURNAL OF THERMOPHYSICS AND HEAT TRANSFER 4910 4% 0% 10
8 DEFENCE SCIENCE JOURNAL 4887 3% 1% 7
9 AEROSPACE SCIENCE AND TECHNOLOGY 4548 4% 0% 9
10 INTERNATIONAL JOURNAL OF TURBO & JET-ENGINES 3595 2% 1% 4

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 INFRARED SIGNATURE 585671 3% 57% 8 Search INFRARED+SIGNATURE Search INFRARED+SIGNATURE
2 LOW OBSERVABLES 384351 1% 100% 3 Search LOW+OBSERVABLES Search LOW+OBSERVABLES
3 ABSOLUTE SPECTRAL RADIANT EXITANCE 256234 1% 100% 2 Search ABSOLUTE+SPECTRAL+RADIANT+EXITANCE Search ABSOLUTE+SPECTRAL+RADIANT+EXITANCE
4 EFFECTIVE BLACKBODY TEMPERATURE 256234 1% 100% 2 Search EFFECTIVE+BLACKBODY+TEMPERATURE Search EFFECTIVE+BLACKBODY+TEMPERATURE
5 INFRARED RADIATION SIGNATURE 256234 1% 100% 2 Search INFRARED+RADIATION+SIGNATURE Search INFRARED+RADIATION+SIGNATURE
6 INFRARED SIGNAL RADIANCE 256234 1% 100% 2 Search INFRARED+SIGNAL+RADIANCE Search INFRARED+SIGNAL+RADIANCE
7 INFRARED SIGNATURE SIMULATIONS 256234 1% 100% 2 Search INFRARED+SIGNATURE+SIMULATIONS Search INFRARED+SIGNATURE+SIMULATIONS
8 IR COUNTERMEASURES 256234 1% 100% 2 Search IR+COUNTERMEASURES Search IR+COUNTERMEASURES
9 IR GUIDED MISSILES 256234 1% 100% 2 Search IR+GUIDED+MISSILES Search IR+GUIDED+MISSILES
10 ROTOR DOWNWASH 256234 1% 100% 2 Search ROTOR+DOWNWASH Search ROTOR+DOWNWASH

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 31154 ENVIRONM SYST DIRECTORATE//AVIAT ENVIRONM TEAM//ROCKET MOTOR TESTING
2 38718 DOUBLE PLATE SYSTEM//RESONANT JUMPS//MATH SANU BEL E
3 17476 SMALL TARGET DETECTION//SMALL TARGET//INFRARED SMALL TARGET DETECTION
4 36314 NATURAL IMAGERY//INFRARED BACKGROUND//DESERT BACKGROUND
5 25181 RADIATIVE COOLING//NOCTURNAL COOLING//NIGHT SKY RADIATION
6 38614 ADAPTABILITY AND FLEXIBILITY//ADAPTIVE MOTION SYNTHESIS//ADAPTIVE MOTION TRANSMISSION AND WEB BASED TRAINING
7 28023 CURVED DIFFUSER//S SHAPED DIFFUSER//ENGINE INTAKE
8 19826 PYROTECHNICS//PYROTECH TECHNOL PROTOTYPING//PYROTECHNIC DELAYS
9 36036 ADEQUACY OF THE MODEL//BURNING RATE TEMPERATURE COEFFICIENT//EFFECTIVE BURNING SURFACE
10 35300 INTERIOR BALLISTICS//TWO PHASE REACTIVE FLOW//BALLIST CHINA

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