Class information for:
Level 1: GLOBAL NAVIGATION SATELLITE SYSTEM REFLECTOMETRY GNSS R//GNSS R//GNSS REFLECTOMETRY

Basic class information

Class id #P Avg. number of
references
Database coverage
of references
24139 322 26.6 56%



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
4 4 ENVIRONMENTAL SCIENCES//GEOSCIENCES, MULTIDISCIPLINARY//METEOROLOGY & ATMOSPHERIC SCIENCES 1766162
149 3       REMOTE SENSING//IMAGING SCIENCE & PHOTOGRAPHIC TECHNOLOGY//INTERNATIONAL JOURNAL OF REMOTE SENSING 63556
715 2             REMOTE SENSING//IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING//IMAGING SCIENCE & PHOTOGRAPHIC TECHNOLOGY 12851
24139 1                   GLOBAL NAVIGATION SATELLITE SYSTEM REFLECTOMETRY GNSS R//GNSS R//GNSS REFLECTOMETRY 322

Terms with highest relevance score



rank Term termType Chi square Shr. of publ. in
class containing
term
Class's shr. of
term's tot. occurrences
#P with
term in
class
1 GLOBAL NAVIGATION SATELLITE SYSTEM REFLECTOMETRY GNSS R authKW 2181084 7% 100% 23
2 GNSS R authKW 2023029 7% 89% 24
3 GNSS REFLECTOMETRY authKW 1517276 5% 100% 16
4 DELAY DOPPLER MAP DDM authKW 1428023 5% 94% 16
5 OCEAN ALTIMETRY authKW 1066827 5% 75% 15
6 REFLECTED SIGNALS authKW 663808 2% 100% 7
7 GLOBAL NAVIGATION SATELLITE SYSTEMS REFLECTOMETRY GNSS R authKW 606907 2% 80% 8
8 BISTATIC RADAR authKW 563077 7% 25% 24
9 BARCELONATECH REMOTE SENSING address 474149 2% 100% 5
10 GLOBAL NAVIGATION SATELLITE SYSTEMS GNSS REFLECTOMETRY authKW 474149 2% 100% 5

Web of Science journal categories



Rank Term Chi square Shr. of publ. in
class containing
term
Class's shr. of
term's tot. occurrences
#P with
term in
class
1 Remote Sensing 69548 63% 0% 203
2 Imaging Science & Photographic Technology 40476 50% 0% 161
3 Geochemistry & Geophysics 5014 35% 0% 112
4 Geography, Physical 3769 18% 0% 59
5 Engineering, Electrical & Electronic 3017 56% 0% 181
6 Meteorology & Atmospheric Sciences 575 12% 0% 40
7 Geosciences, Multidisciplinary 429 14% 0% 46
8 Telecommunications 305 9% 0% 28
9 Astronomy & Astrophysics 161 11% 0% 34
10 Engineering, Aerospace 72 2% 0% 8

Address terms



Rank Term Chi square Shr. of publ. in
class containing
term
Class's shr. of
term's tot. occurrences
#P with
term in
class
1 BARCELONATECH REMOTE SENSING 474149 2% 100% 5
2 RF SYST PAYLOAD 379319 1% 100% 4
3 AERONAUT SPACE CRAE 189660 1% 100% 2
4 RECECERCA AEROSPACIAL 189660 1% 100% 2
5 IEEC CRAE 142242 1% 50% 3
6 IEEC UPC 126438 1% 67% 2
7 BARCELONA TECH REMOTE SENSING 94830 0% 100% 1
8 CHINA GPS 94830 0% 100% 1
9 CIVIL ENGN COMP ENGN DICII 94830 0% 100% 1
10 EARTH SYST MODELLING SECT 94830 0% 100% 1

Journals



Rank Term Chi square Shr. of publ. in
class containing
term
Class's shr. of
term's tot. occurrences
#P with
term in
class
1 IEEE JOURNAL OF SELECTED TOPICS IN APPLIED EARTH OBSERVATIONS AND REMOTE SENSING 157905 18% 3% 59
2 IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING 29794 16% 1% 53
3 GPS SOLUTIONS 25938 4% 2% 12
4 IEEE GEOSCIENCE AND REMOTE SENSING LETTERS 22406 8% 1% 27
5 IEEE GEOSCIENCE AND REMOTE SENSING MAGAZINE 13986 1% 5% 3
6 RADIO SCIENCE 4029 4% 0% 14
7 ADVANCES IN SPACE RESEARCH 3913 6% 0% 20
8 REMOTE SENSING 2943 3% 0% 10
9 EURASIP JOURNAL ON ADVANCES IN SIGNAL PROCESSING 1547 2% 0% 6
10 REMOTE SENSING OF ENVIRONMENT 1533 3% 0% 10

Author Key Words



Rank Term Chi square Shr. of publ. in
class containing
term
Class's shr. of
term's tot. occurrences
#P with
term in
class
LCSH search Wikipedia search
1 GLOBAL NAVIGATION SATELLITE SYSTEM REFLECTOMETRY GNSS R 2181084 7% 100% 23 Search GLOBAL+NAVIGATION+SATELLITE+SYSTEM+REFLECTOMETRY+GNSS+R Search GLOBAL+NAVIGATION+SATELLITE+SYSTEM+REFLECTOMETRY+GNSS+R
2 GNSS R 2023029 7% 89% 24 Search GNSS+R Search GNSS+R
3 GNSS REFLECTOMETRY 1517276 5% 100% 16 Search GNSS+REFLECTOMETRY Search GNSS+REFLECTOMETRY
4 DELAY DOPPLER MAP DDM 1428023 5% 94% 16 Search DELAY+DOPPLER+MAP+DDM Search DELAY+DOPPLER+MAP+DDM
5 OCEAN ALTIMETRY 1066827 5% 75% 15 Search OCEAN+ALTIMETRY Search OCEAN+ALTIMETRY
6 REFLECTED SIGNALS 663808 2% 100% 7 Search REFLECTED+SIGNALS Search REFLECTED+SIGNALS
7 GLOBAL NAVIGATION SATELLITE SYSTEMS REFLECTOMETRY GNSS R 606907 2% 80% 8 Search GLOBAL+NAVIGATION+SATELLITE+SYSTEMS+REFLECTOMETRY+GNSS+R Search GLOBAL+NAVIGATION+SATELLITE+SYSTEMS+REFLECTOMETRY+GNSS+R
8 BISTATIC RADAR 563077 7% 25% 24 Search BISTATIC+RADAR Search BISTATIC+RADAR
9 GLOBAL NAVIGATION SATELLITE SYSTEMS GNSS REFLECTOMETRY 474149 2% 100% 5 Search GLOBAL+NAVIGATION+SATELLITE+SYSTEMS+GNSS+REFLECTOMETRY Search GLOBAL+NAVIGATION+SATELLITE+SYSTEMS+GNSS+REFLECTOMETRY
10 PASSIVE REFLECTOMETRY AND INTERFEROMETRY SYSTEM PARIS 474149 2% 100% 5 Search PASSIVE+REFLECTOMETRY+AND+INTERFEROMETRY+SYSTEM+PARIS Search PASSIVE+REFLECTOMETRY+AND+INTERFEROMETRY+SYSTEM+PARIS

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.



Rank Reference # ref.
in cl.
Shr. of ref. in
cl.
Citations
1 ZAVOROTNY, VU , GLEASON, S , CARDELLACH, E , CAMPS, A , (2014) TUTORIAL ON REMOTE SENSING USING GNSS BISTATIC RADAR OF OPPORTUNITY.IEEE GEOSCIENCE AND REMOTE SENSING MAGAZINE. VOL. 2. ISSUE 4. P. 8 -45 95 78% 34
2 RIBOT, MA , BOTTERON, C , FARINE, PA , (2016) DERIVATION OF THE CRAMER-RAO BOUND IN THE GNSS-REFLECTOMETRY CONTEXT FOR STATIC, GROUND-BASED RECEIVERS IN SCENARIOS WITH COHERENT REFLECTION.SENSORS. VOL. 16. ISSUE 12. P. - 54 95% 0
3 LI, WQ , FABRA, F , YANG, DK , RIUS, A , MARTIN-NEIRA, M , YIN, C , WANG, Q , CAO, YC , (2016) INITIAL RESULTS OF TYPHOON WIND SPEED OBSERVATION USING COASTAL GNSS-R OF BEIDOU GEO SATELLITE.IEEE JOURNAL OF SELECTED TOPICS IN APPLIED EARTH OBSERVATIONS AND REMOTE SENSING. VOL. 9. ISSUE 10. P. 4720 -4729 30 94% 0
4 WICKERT, J , CARDELLACH, E , MARTIN-NEIRA, M , BANDEIRAS, J , SOUSA, A , XIE, JP , ZUFFADA, C , SEMMLING, M , SHUM, CK , SOULAT, F , ET AL (2016) GEROS-ISS: GNSS REFLECTOMETRY, RADIO OCCULTATION, AND SCATTEROMETRY ONBOARD THE INTERNATIONAL SPACE STATION.IEEE JOURNAL OF SELECTED TOPICS IN APPLIED EARTH OBSERVATIONS AND REMOTE SENSING. VOL. 9. ISSUE 10. P. 4552 -4581 31 66% 1
5 TABIBI, S , NIEVINSKI, FG , VAN DAM, T , MONICO, JFG , (2015) ASSESSMENT OF MODERNIZED GPS L5 SNR FOR GROUND-BASED MULTIPATH REFLECTOMETRY APPLICATIONS.ADVANCES IN SPACE RESEARCH. VOL. 55. ISSUE 4. P. 1104 -1116 24 83% 7
6 RODRIGUEZ-ALVAREZ, N , AKOS, DM , ZAVOROTNY, VU , SMITH, JA , CAMPS, A , FAIRALL, CW , (2013) AIRBORNE GNSS-R WIND RETRIEVALS USING DELAY-DOPPLER MAPS.IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING. VOL. 51. ISSUE 1. P. 626-641 22 96% 18
7 JIA, Y , SAVI, P , (2017) SENSING SOIL MOISTURE AND VEGETATION USING GNSS-R POLARIMETRIC MEASUREMENT.ADVANCES IN SPACE RESEARCH. VOL. 59. ISSUE 3. P. 858 -869 24 86% 0
8 LARSON, KM , SMALL, EE , (2016) ESTIMATION OF SNOW DEPTH USING L1 GPS SIGNAL-TO-NOISE RATIO DATA.IEEE JOURNAL OF SELECTED TOPICS IN APPLIED EARTH OBSERVATIONS AND REMOTE SENSING. VOL. 9. ISSUE 10. P. 4802 -4808 19 95% 2
9 LI, WQ , RIUS, A , FABRA, F , MARTIN-NEIRA, M , CARDELLACH, E , RIBO, S , YANG, DK , (2016) THE IMPACT OF INTER-MODULATION COMPONENTS ON INTERFEROMETRIC GNSS-REFLECTOMETRY.REMOTE SENSING. VOL. 8. ISSUE 12. P. - 22 92% 0
10 BAI, WH , XIA, JM , WAN, W , ZHAO, LM , SUN, YQ , MENG, XG , LIU, CL , CHEN, H , DU, QF , WANG, DW , ET AL (2015) A FIRST COMPREHENSIVE EVALUATION OF CHINA'S GNSS-R AIRBORNE CAMPAIGN: PART II-RIVER REMOTE SENSING.SCIENCE BULLETIN. VOL. 60. ISSUE 17. P. 1527 -1534 20 95% 0

Classes with closest relation at Level 1



Rank Class id link
1 15386 RADIO OCCULTATION//GPS RADIO OCCULTATION//WEGENER CLIMATE GLOBAL CHANGE WEGC
2 12543 RADAR ALTIMETRY//RETRACKING//WAVEFORM RETRACKING
3 9351 MICROWAVE RADIOMETRY//SOIL MOISTURE AND OCEAN SALINITY SMOS//MICROWAVE RADIOMETER
4 4840 GPS SOLUTIONS//PRECISE POINT POSITIONING//AMBIGUITY RESOLUTION
5 7372 SCATTEROMETER//QUIKSCAT//SEAWINDS
6 2025 SOIL MOISTURE//SMOS//HYDROL REMOTE SENSING
7 3010 REMOTE SENSING//IMAGING SCIENCE & PHOTOGRAPHIC TECHNOLOGY//IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING
8 13950 UNAMBIGUOUS TRACKING//CODE TRACKING LOOP//CODE TRACKING
9 30632 SPACE LAUNCHER//SPACE TOWER//AB ACCELERATOR
10 3960 WAVES IN RANDOM MEDIA//ROUGH SURFACE SCATTERING//ROUGH SURFACE

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