Class information for:
Level 1: SOIL MOISTURE//SMOS//HYDROL REMOTE SENSING

Basic class information

Class id #P Avg. number of
references
Database coverage
of references
2025 2382 39.2 70%



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
2025 1                   SOIL MOISTURE//SMOS//HYDROL REMOTE SENSING 2382

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 SOIL MOISTURE authKW 1792517 31% 19% 730
2 SMOS authKW 832696 4% 69% 94
3 HYDROL REMOTE SENSING address 719625 8% 30% 189
4 SOIL MOISTURE AND OCEAN SALINITY SMOS authKW 382761 2% 53% 56
5 PASSIVE MICROWAVE authKW 367015 3% 40% 72
6 AMSR E authKW 365829 3% 44% 65
7 PASSIVE MICROWAVE REMOTE SENSING authKW 359756 2% 48% 59
8 MICROWAVE RADIOMETRY authKW 282966 4% 22% 102
9 SURFACE SOIL MOISTURE authKW 239570 1% 69% 27
10 SOIL MOISTURE ACTIVE PASSIVE SMAP authKW 213617 1% 83% 20

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 201745 40% 2% 942
2 Imaging Science & Photographic Technology 142121 35% 1% 822
3 Water Resources 32739 32% 0% 753
4 Geochemistry & Geophysics 9452 18% 0% 427
5 Geosciences, Multidisciplinary 7787 22% 0% 516
6 Meteorology & Atmospheric Sciences 5227 14% 0% 326
7 Limnology 5007 6% 0% 135
8 Environmental Sciences 3945 21% 0% 496
9 Soil Science 2771 7% 0% 160
10 Engineering, Electrical & Electronic 2430 21% 0% 490

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 HYDROL REMOTE SENSING 719625 8% 30% 189
2 PHOTOGRAMMETRY REMOTE SENSING 130745 2% 17% 59
3 GEOHYDROL PROTECT 100143 1% 24% 32
4 HYDROL GEOENVIRONM SCI 90586 1% 21% 33
5 HYDROL WATER MANAGEMENT 88773 2% 19% 36
6 HYDROL SCI BRANCH 86462 2% 16% 41
7 RIVER ENVIRONM ENGN 63095 0% 62% 8
8 AGROSPHERE IBG 3 57056 1% 15% 30
9 GLOBAL MODELING ASSIMILAT OFF 52628 2% 10% 42
10 GEODESY GEOINFORMAT 49502 2% 9% 43

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 TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING 158896 14% 4% 333
2 REMOTE SENSING OF ENVIRONMENT 84419 8% 3% 201
3 JOURNAL OF HYDROMETEOROLOGY 70595 4% 6% 96
4 HYDROLOGY AND EARTH SYSTEM SCIENCES 55163 5% 4% 116
5 JOURNAL OF HYDROLOGY 30247 7% 1% 168
6 IEEE JOURNAL OF SELECTED TOPICS IN APPLIED EARTH OBSERVATIONS AND REMOTE SENSING 21972 3% 3% 60
7 INTERNATIONAL JOURNAL OF REMOTE SENSING 19384 5% 1% 120
8 VADOSE ZONE JOURNAL 18330 2% 3% 47
9 WATER RESOURCES RESEARCH 18155 6% 1% 134
10 ADVANCES IN WATER RESOURCES 17357 3% 2% 62

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 SOIL MOISTURE 1792517 31% 19% 730 Search SOIL+MOISTURE Search SOIL+MOISTURE
2 SMOS 832696 4% 69% 94 Search SMOS Search SMOS
3 SOIL MOISTURE AND OCEAN SALINITY SMOS 382761 2% 53% 56 Search SOIL+MOISTURE+AND+OCEAN+SALINITY+SMOS Search SOIL+MOISTURE+AND+OCEAN+SALINITY+SMOS
4 PASSIVE MICROWAVE 367015 3% 40% 72 Search PASSIVE+MICROWAVE Search PASSIVE+MICROWAVE
5 AMSR E 365829 3% 44% 65 Search AMSR+E Search AMSR+E
6 PASSIVE MICROWAVE REMOTE SENSING 359756 2% 48% 59 Search PASSIVE+MICROWAVE+REMOTE+SENSING Search PASSIVE+MICROWAVE+REMOTE+SENSING
7 MICROWAVE RADIOMETRY 282966 4% 22% 102 Search MICROWAVE+RADIOMETRY Search MICROWAVE+RADIOMETRY
8 SURFACE SOIL MOISTURE 239570 1% 69% 27 Search SURFACE+SOIL+MOISTURE Search SURFACE+SOIL+MOISTURE
9 SOIL MOISTURE ACTIVE PASSIVE SMAP 213617 1% 83% 20 Search SOIL+MOISTURE+ACTIVE+PASSIVE+SMAP Search SOIL+MOISTURE+ACTIVE+PASSIVE+SMAP
10 MICROWAVE REMOTE SENSING 173214 2% 26% 52 Search MICROWAVE+REMOTE+SENSING Search MICROWAVE+REMOTE+SENSING

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 ZENG, JY , LI, Z , CHEN, Q , BI, HY , QIU, JX , ZOU, PF , (2015) EVALUATION OF REMOTELY SENSED AND REANALYSIS SOIL MOISTURE PRODUCTS OVER THE TIBETAN PLATEAU USING IN-SITU OBSERVATIONS.REMOTE SENSING OF ENVIRONMENT. VOL. 163. ISSUE . P. 91 -110 92 88% 22
2 DORIGO, WA , GRUBER, A , DE JEU, RAM , WAGNER, W , STACKE, T , LOEW, A , ALBERGEL, C , BROCCA, L , CHUNG, D , PARINUSSA, RM , ET AL (2015) EVALUATION OF THE ESA CCI SOIL MOISTURE PRODUCT USING GROUND-BASED OBSERVATIONS.REMOTE SENSING OF ENVIRONMENT. VOL. 162. ISSUE . P. 380 -395 59 66% 51
3 LAHOZ, WA , DE LANNOY, GJM , (2014) CLOSING THE GAPS IN OUR KNOWLEDGE OF THE HYDROLOGICAL CYCLE OVER LAND: CONCEPTUAL PROBLEMS.SURVEYS IN GEOPHYSICS. VOL. 35. ISSUE 3. P. 623 -660 119 49% 14
4 VANDERLINDEN, K , VEREECKEN, H , HARDELAUF, H , HERBST, M , MARTINEZ, G , COSH, MH , PACHEPSKY, YA , (2012) TEMPORAL STABILITY OF SOIL WATER CONTENTS: A REVIEW OF DATA AND ANALYSES.VADOSE ZONE JOURNAL. VOL. 11. ISSUE 4. P. - 61 90% 52
5 PARRENS, M , WIGNERON, JP , RICHAUME, P , MIALON, A , AL BITAR, A , FERNANDEZ-MORAN, R , AL-YAARI, A , KERR, YH , (2016) GLOBAL-SCALE SURFACE ROUGHNESS EFFECTS AT L-BAND AS ESTIMATED FROM SMOS OBSERVATIONS.REMOTE SENSING OF ENVIRONMENT. VOL. 181. ISSUE . P. 122 -136 56 95% 2
6 VEREECKEN, H , HUISMAN, JA , BOGENA, H , VANDERBORGHT, J , VRUGT, JA , HOPMANS, JW , (2008) ON THE VALUE OF SOIL MOISTURE MEASUREMENTS IN VADOSE ZONE HYDROLOGY: A REVIEW.WATER RESOURCES RESEARCH. VOL. 44. ISSUE . P. - 124 44% 154
7 BROCCA, L , HASENAUER, S , LACAVA, T , MELONE, F , MORAMARCO, T , WAGNER, W , DORIGO, W , MATGEN, P , MARTINEZ-FERNANDEZ, J , LLORENS, P , ET AL (2011) SOIL MOISTURE ESTIMATION THROUGH ASCAT AND AMSR-E SENSORS: AN INTERCOMPARISON AND VALIDATION STUDY ACROSS EUROPE.REMOTE SENSING OF ENVIRONMENT. VOL. 115. ISSUE 12. P. 3390 -3408 57 83% 137
8 PARRENS, M , WIGNERON, JP , RICHAUME, P , AL BITAR, A , MIALON, A , FERNANDEZ-MORAN, R , AL-YAARI, A , O'NEILL, P , KERR, Y , (2017) CONSIDERING COMBINED OR SEPARATED ROUGHNESS AND VEGETATION EFFECTS IN SOIL MOISTURE RETRIEVALS.INTERNATIONAL JOURNAL OF APPLIED EARTH OBSERVATION AND GEOINFORMATION. VOL. 55. ISSUE . P. 73 -86 62 95% 0
9 KERR, YH , WALDTEUFEL, P , RICHAUME, P , WIGNERON, JP , FERRAZZOLI, P , MAHMOODI, A , AL BITAR, A , CABOT, F , GRUHIER, C , JUGLEA, SE , ET AL (2012) THE SMOS SOIL MOISTURE RETRIEVAL ALGORITHM.IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING. VOL. 50. ISSUE 5. P. 1384 -1403 48 81% 188
10 WAGNER, W , HAHN, S , KIDD, R , MELZER, T , BARTALIS, Z , HASENAUER, S , FIGA-SALDANA, J , DE ROSNAY, P , JANN, A , SCHNEIDER, S , ET AL (2013) THE ASCAT SOIL MOISTURE PRODUCT: A REVIEW OF ITS SPECIFICATIONS, VALIDATION RESULTS, AND EMERGING APPLICATIONS.METEOROLOGISCHE ZEITSCHRIFT. VOL. 22. ISSUE 1. P. 5 -33 79 63% 50

Classes with closest relation at Level 1



Rank Class id link
1 3010 REMOTE SENSING//IMAGING SCIENCE & PHOTOGRAPHIC TECHNOLOGY//IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING
2 1600 JOURNAL OF HYDROMETEOROLOGY//LAND SURFACE MODEL//LAND ATMOSPHERE INTERACTIONS
3 9351 MICROWAVE RADIOMETRY//SOIL MOISTURE AND OCEAN SALINITY SMOS//MICROWAVE RADIOMETER
4 2896 EVAPOTRANSPIRATION//SEBAL//EVAPORATIVE FRACTION
5 8334 TIME DOMAIN REFLECTOMETRY//TDR//TIME DOMAIN REFLECTOMETRY TDR
6 24318 INHM//INTEGRATED HYDROLOGY MODEL//SURFACE SUBSURFACE INTERACTIONS
7 24139 GLOBAL NAVIGATION SATELLITE SYSTEM REFLECTOMETRY GNSS R//GNSS R//GNSS REFLECTOMETRY
8 17378 SLOPING LAND CONVERSION PROGRAM//LOESS PLATEAU//SOIL DESICCATION
9 6837 LAND SURFACE TEMPERATURE//LAND SURFACE TEMPERATURE LST//GLOBAL CHANGE UNIT
10 2250 RAINFALL RUNOFF MODEL//UNGAUGED CATCHMENTS//RAINFALL RUNOFF MODELLING

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