Class information for:
Level 1: BIRCH BARK TAR//ORGAN GEOCHEM UNIT//PINE PITCH

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
3 4 GEOSCIENCES, MULTIDISCIPLINARY//GEOCHEMISTRY & GEOPHYSICS//METEOROLOGY & ATMOSPHERIC SCIENCES 1953906
40 3       ARCHAEOLOGY//ANTHROPOLOGY//GEOGRAPHY, PHYSICAL 106435
100 2             ARCHAEOLOGY//ANTHROPOLOGY//JOURNAL OF ARCHAEOLOGICAL SCIENCE 25924
17378 1                   BIRCH BARK TAR//ORGAN GEOCHEM UNIT//PINE PITCH 631

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 BIRCH BARK TAR authKW 464880 2% 85% 11
2 ORGAN GEOCHEM UNIT address 329368 8% 13% 49
3 PINE PITCH authKW 299677 1% 100% 6
4 ORGANIC RESIDUES authKW 259678 4% 20% 26
5 ORGANIC RESIDUE ANALYSIS authKW 245883 1% 62% 8
6 BIOARCH address 209668 4% 16% 26
7 BIOGEOCHIM MOL address 201435 2% 37% 11
8 GDR 2114 CHIMART address 199785 1% 100% 4
9 VESSEL USE authKW 199785 1% 100% 4
10 POTSHERDS authKW 168230 1% 42% 8

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Archaeology 101559 44% 1% 276
2 Anthropology 17280 26% 0% 161
3 Geosciences, Multidisciplinary 3729 29% 0% 181
4 Chemistry, Analytical 2099 26% 0% 161
5 Geochemistry & Geophysics 682 10% 0% 61
6 Art 376 2% 0% 14
7 Geography, Physical 359 4% 0% 27
8 Asian Studies 304 2% 0% 10
9 Spectroscopy 280 6% 0% 40
10 Chemistry, Inorganic & Nuclear 202 7% 0% 46

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ORGAN GEOCHEM UNIT 329368 8% 13% 49
2 BIOARCH 209668 4% 16% 26
3 BIOGEOCHIM MOL 201435 2% 37% 11
4 GDR 2114 CHIMART 199785 1% 100% 4
5 ISLAM MEDIEVAL 99892 0% 100% 2
6 SOPRINTENDENZA ARCHEOL PUGLIA 99892 0% 100% 2
7 EASTERN MEDITERRANEAN ARCHAEOL 89901 0% 60% 3
8 TOKORO 89901 0% 60% 3
9 MCCORD LANDSC E 66594 0% 67% 2
10 GEOCHIM BIOORGAN 64207 1% 21% 6

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 JOURNAL OF ARCHAEOLOGICAL SCIENCE 58486 12% 2% 78
2 ARCHAEOMETRY 57414 6% 3% 40
3 RADIOCARBON 24532 6% 1% 36
4 BEE WORLD 20067 2% 3% 12
5 ANTIQUITY 19138 5% 1% 31
6 ESTONIAN JOURNAL OF ARCHAEOLOGY 7881 0% 5% 3
7 ARABIAN ARCHAEOLOGY AND EPIGRAPHY 7080 1% 2% 7
8 WORLD ARCHAEOLOGY 6296 2% 1% 12
9 ARCHAEOLOGICAL AND ANTHROPOLOGICAL SCIENCES 5487 1% 2% 6
10 OPUSCULA-ANNUAL OF THE SWEDISH INSTITUTES AT ATHENS AND ROME 5396 0% 5% 2

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 BIRCH BARK TAR 464880 2% 85% 11 Search BIRCH+BARK+TAR Search BIRCH+BARK+TAR
2 PINE PITCH 299677 1% 100% 6 Search PINE+PITCH Search PINE+PITCH
3 ORGANIC RESIDUES 259678 4% 20% 26 Search ORGANIC+RESIDUES Search ORGANIC+RESIDUES
4 ORGANIC RESIDUE ANALYSIS 245883 1% 62% 8 Search ORGANIC+RESIDUE+ANALYSIS Search ORGANIC+RESIDUE+ANALYSIS
5 VESSEL USE 199785 1% 100% 4 Search VESSEL+USE Search VESSEL+USE
6 POTSHERDS 168230 1% 42% 8 Search POTSHERDS Search POTSHERDS
7 POTTERY VESSELS 159826 1% 80% 4 Search POTTERY+VESSELS Search POTTERY+VESSELS
8 BEESWAX 157210 4% 11% 28 Search BEESWAX Search BEESWAX
9 ARCHAEOLOGICAL ORGANIC RESIDUES 149838 0% 100% 3 Search ARCHAEOLOGICAL+ORGANIC+RESIDUES Search ARCHAEOLOGICAL+ORGANIC+RESIDUES
10 BIRCH BARK PITCH 149838 0% 100% 3 Search BIRCH+BARK+PITCH Search BIRCH+BARK+PITCH

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 25725 ANCIENT PROTEINS//HAEMOTAPHONOMY//BLOOD RESIDUES
2 24482 MSU MUSEUM//PREHISTORIC COOKING TECHNIQUES//AMERICAN ANTIQUITY
3 20353 MUMMY//PALEORADIOLOGY//MUMMIFICATION
4 1455 PIGMENTS//WALL PAINTINGS//BINDING MEDIA
5 8811 PHYTOLITHS//STARCH GRAIN ANALYSIS//PHYTOLITH ANALYSIS
6 26244 SUMMED PROBABILITY DISTRIBUTION//PREHISTORIC DEMOGRAPHY//ARCHAEOLOGICAL DEMOGRAPHY
7 8894 RADIOCARBON//HIST MAT CULTURE//CHRONOL
8 11737 ZINMAN ARCHAEOL//NATUFIAN//SOUTHERN LEVANT
9 26423 HORNET SILK//HORNETS//HORNET CUTICLE
10 15836 QESEM CAVE//AMUDIAN//KIMMEL ARCHAEOL SCI

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