Class information for:
Level 2: PRECISION AGRICULTURE//COMPUTERS AND ELECTRONICS IN AGRICULTURE//SITE SPECIFIC WEED MANAGEMENT

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
9 4 PLANT SCIENCES//FOOD SCIENCE & TECHNOLOGY//AGRONOMY 1475572
484 3       WEED TECHNOLOGY//WEED SCIENCE//ALLELOPATHY 24183
2812 2             PRECISION AGRICULTURE//COMPUTERS AND ELECTRONICS IN AGRICULTURE//SITE SPECIFIC WEED MANAGEMENT 3286
7090 1                   SITE SPECIFIC WEED MANAGEMENT//WEED DETECTION//SITE SPECIFIC WEED CONTROL 1434
17636 1                   MECHANICAL HARVESTING//HARVESTING ROBOT//TRUNK SHAKER 617
19584 1                   YIELD MONITOR//COMBINE HARVESTER//YIELD MAP 522
21087 1                   PLANTERS//PRECISION PLANTER//FURROW OPENER 457
27163 1                   GRANULAR APPLICATION//SPREADER//HAMMOND STN 256

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 PRECISION AGRICULTURE authKW 342780 6% 19% 190
2 COMPUTERS AND ELECTRONICS IN AGRICULTURE journal 276323 8% 10% 277
3 SITE SPECIFIC WEED MANAGEMENT authKW 263290 1% 89% 31
4 AGRICULTURAL ENGINEERING WoSSC 261725 36% 2% 1195
5 MECHANICAL HARVESTING authKW 247321 2% 42% 62
6 WEED DETECTION authKW 238664 1% 67% 37
7 BIOSYSTEMS ENGINEERING journal 232393 7% 10% 243
8 SITE SPECIFIC WEED CONTROL authKW 227812 1% 85% 28
9 WEED MAPPING authKW 197829 1% 74% 28
10 COMBINE HARVESTER authKW 196051 1% 66% 31

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Agricultural Engineering 261725 36% 2% 1195
2 Agriculture, Multidisciplinary 56359 27% 1% 901
3 Agronomy 13367 17% 0% 567
4 Computer Science, Interdisciplinary Applications 3355 9% 0% 302
5 Robotics 2024 2% 0% 78
6 Plant Sciences 1995 12% 0% 400
7 Horticulture 927 3% 0% 98
8 Soil Science 414 2% 0% 80
9 Computer Science, Artificial Intelligence 257 3% 0% 97
10 Agricultural Economics & Policy 162 1% 0% 18

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 HAMMOND STN 140894 1% 64% 23
2 PRECIS AUTOMATED AGR SYST 98427 1% 38% 27
3 AGR MACHINERY 64553 2% 9% 73
4 AGR ENGN 63267 6% 3% 200
5 ENGN RURAL 55275 2% 11% 54
6 UNIT PLANT BREEDING SUSTAINABLE CROP PROD 47947 0% 100% 5
7 ENGN CROP PROD 47937 0% 50% 10
8 MECANIZAC TECNOL AGR 46984 0% 70% 7
9 SCI TECH MULTISPE AL INFORMAT PR 38358 0% 100% 4
10 UMR UB 5158 38358 0% 100% 4

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 COMPUTERS AND ELECTRONICS IN AGRICULTURE 276323 8% 10% 277
2 BIOSYSTEMS ENGINEERING 232393 7% 10% 243
3 APPLIED ENGINEERING IN AGRICULTURE 185276 6% 10% 190
4 TRANSACTIONS OF THE ASAE 151990 10% 5% 328
5 PRECISION AGRICULTURE 113047 2% 16% 74
6 JOURNAL OF AGRICULTURAL ENGINEERING RESEARCH 86911 4% 7% 126
7 WEED RESEARCH 73612 4% 6% 125
8 INTERNATIONAL JOURNAL OF AGRICULTURAL AND BIOLOGICAL ENGINEERING 66825 2% 12% 58
9 ENGENHARIA AGRICOLA 44631 2% 7% 69
10 AMA-AGRICULTURAL MECHANIZATION IN ASIA AFRICA AND LATIN AMERICA 37229 1% 11% 37

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 PRECISION AGRICULTURE 342780 6% 19% 190 Search PRECISION+AGRICULTURE Search PRECISION+AGRICULTURE
2 SITE SPECIFIC WEED MANAGEMENT 263290 1% 89% 31 Search SITE+SPECIFIC+WEED+MANAGEMENT Search SITE+SPECIFIC+WEED+MANAGEMENT
3 MECHANICAL HARVESTING 247321 2% 42% 62 Search MECHANICAL+HARVESTING Search MECHANICAL+HARVESTING
4 WEED DETECTION 238664 1% 67% 37 Search WEED+DETECTION Search WEED+DETECTION
5 SITE SPECIFIC WEED CONTROL 227812 1% 85% 28 Search SITE+SPECIFIC+WEED+CONTROL Search SITE+SPECIFIC+WEED+CONTROL
6 WEED MAPPING 197829 1% 74% 28 Search WEED+MAPPING Search WEED+MAPPING
7 COMBINE HARVESTER 196051 1% 66% 31 Search COMBINE+HARVESTER Search COMBINE+HARVESTER
8 PATCH SPRAYING 195102 1% 88% 23 Search PATCH+SPRAYING Search PATCH+SPRAYING
9 YIELD MONITOR 194435 1% 52% 39 Search YIELD+MONITOR Search YIELD+MONITOR
10 PRECISION FARMING 182311 2% 27% 71 Search PRECISION+FARMING Search PRECISION+FARMING

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 2


rank cluster_id2 link
1 3224 APPLICATION TECHNOLOGY//SPRAYERS//SPRAY DRIFT
2 3041 JOURNAL OF TERRAMECHANICS//TRACKED VEHICLE//TERRAMECHANICS
3 641 WEED TECHNOLOGY//WEED SCIENCE//HERBICIDE RESISTANCE
4 2158 DIGITAL SOIL MAPPING//GEODERMA//SOIL MAPPING
5 2529 AGRICULTURAL SYSTEMS//WATER QUALITY TRADING//CONSERVATION AUCTIONS
6 4031 LEAF PROTEIN//HAY PRESERVATION//FIELD DRYING
7 2002 REVISTA BRASILEIRA DE CIENCIA DO SOLO//REVISTA BRASILEIRA DE ENGENHARIA AGRICOLA E AMBIENTAL//PESQUISA AGROPECUARIA BRASILEIRA
8 1278 SWEET SORGHUM//AGRONOMY//FIELD CROPS RESEARCH
9 43 REMOTE SENSING//IMAGING SCIENCE & PHOTOGRAPHIC TECHNOLOGY//INTERNATIONAL JOURNAL OF REMOTE SENSING
10 557 NEAR INFRARED SPECTROSCOPY//MULTIVARIATE CALIBRATION//NIR

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