Class information for:
Level 1: BIOALTERATION//STUDY EVOLUT ORIGIN LIFE//APEX CHERT

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
13432 773 43.2 52%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
2800 2556 HYDROTHERMAL CARBONIZATION//HYDROCHAR//BIOALTERATION

Terms with highest relevance score


Rank Term Type of term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 BIOALTERATION Author keyword 24 91% 1% 10
2 STUDY EVOLUT ORIGIN LIFE Address 17 62% 2% 18
3 APEX CHERT Author keyword 10 73% 1% 8
4 BIOGENICITY Author keyword 7 56% 1% 9
5 PALAGONITE Author keyword 6 48% 1% 10
6 STRELLEY POOL CHERT Author keyword 6 80% 1% 4
7 PRECAMBRIAN MICROFOSSILS Author keyword 6 71% 1% 5
8 CARBONACEOUS MATERIAL Author keyword 5 25% 2% 17
9 CORE CRUST FLUID SYST Address 4 67% 1% 4
10 BIOALTERATION TEXTURES Author keyword 3 100% 0% 3

Web of Science journal categories

Author Key Words


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class		 LCSH search Wikipedia search
1 BIOALTERATION 24 91% 1% 10 Search BIOALTERATION Search BIOALTERATION
2 APEX CHERT 10 73% 1% 8 Search APEX+CHERT Search APEX+CHERT
3 BIOGENICITY 7 56% 1% 9 Search BIOGENICITY Search BIOGENICITY
4 PALAGONITE 6 48% 1% 10 Search PALAGONITE Search PALAGONITE
5 STRELLEY POOL CHERT 6 80% 1% 4 Search STRELLEY+POOL+CHERT Search STRELLEY+POOL+CHERT
6 PRECAMBRIAN MICROFOSSILS 6 71% 1% 5 Search PRECAMBRIAN+MICROFOSSILS Search PRECAMBRIAN+MICROFOSSILS
7 CARBONACEOUS MATERIAL 5 25% 2% 17 Search CARBONACEOUS+MATERIAL Search CARBONACEOUS+MATERIAL
8 BIOALTERATION TEXTURES 3 100% 0% 3 Search BIOALTERATION+TEXTURES Search BIOALTERATION+TEXTURES
9 FARREL QUARTZITE 3 100% 0% 3 Search FARREL+QUARTZITE Search FARREL+QUARTZITE
10 PRECAMBRIAN FOSSILS 3 100% 0% 3 Search PRECAMBRIAN+FOSSILS Search PRECAMBRIAN+FOSSILS

Key Words Plus


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 CARBONACEOUS MATERIAL 26 36% 8% 58
2 APEX CHERT 24 63% 3% 24
3 EARTHS EARLIEST FOSSILS 23 72% 2% 18
4 VOLCANIC GLASS 21 44% 5% 37
5 RAMAN IMAGERY 19 80% 2% 12
6 PILLOW LAVAS 17 50% 3% 25
7 BIOALTERATION 15 82% 1% 9
8 GRAPHITE EDGE PLANES 15 77% 1% 10
9 FILAMENTOUS MICROFOSSILS 14 65% 2% 13
10 PRECAMBRIAN FOSSILS 12 86% 1% 6

Journals

Reviews


Title Publ. year Cit. Active
references		 % act. ref.
to same field
Biogenicity of Earth's earliest fossils: A resolution of the controversy 2012 17 47 83%
Raman spectroscopy for the analysis of coal: a review 2011 36 39 36%
Archean microfossils: a reappraisal of early life on Earth 2003 53 27 59%
The paleobiological record of photosynthesis 2011 13 39 44%
Natural fluid-deposited graphite: Mineralogical characteristics and mechanisms of formation 1998 113 78 49%
Graphitization of organic matter and fluid-deposited graphite in Palaeoproterozoic (Birimian) black shales of the Kaya-Goren greenstone belt (Burkina Faso, West Africa) 2008 13 78 46%
Raman imagery: A new approach to assess the geochemical maturity and biogenicity of permineralized Precambrian fossils 2005 57 72 40%
Morphological biosignatures in early terrestrial and extraterrestrial materials 2008 15 80 40%
Volcanic degassing, hydrothermal circulation and the flourishing of early life on Earth: A review of the evidence from c. 3490-3240 Ma rocks of the Pilbara Supergroup, Pilbara Craton, Western Australia 2006 112 87 15%
Deep questions about the nature of early-life signals: a commentary on Lister (1673) 'A description of certain stones figured like plants' 2015 0 25 40%

Address terms


Rank Address term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 STUDY EVOLUT ORIGIN LIFE 17 62% 2.3% 18
2 CORE CRUST FLUID SYST 4 67% 0.5% 4
3 EXCELLENCE GEOBIOL 2 67% 0.3% 2
4 UR PALEOBOT PALEOPALYNOL MICROPALEONTOL 2 67% 0.3% 2
5 ENVIRONM ENGN ARCHITECTURE 1 12% 1.4% 11
6 ORIGIN LIFE GEOPHYS PLANETARY PHYS 1 100% 0.3% 2
7 ASTRO SOLAR SYST PHYS PROGRAM 1 27% 0.5% 4
8 AE SEAMAN MINERAL MUSEUM 1 27% 0.4% 3
9 EQUIPE GEOBIOSPHERE ACTUELLE PRIMIT 1 17% 0.5% 4
10 DPTO CRISTALOG MINERAL 1 16% 0.5% 4

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000112692 BANDED IRON FORMATION//GREAT OXIDATION EVENT//HAMERSLEY PROVINCE
2 0.0000111031 LIMPOPO BELT//KAAPVAAL CRATON//PILBARA CRATON
3 0.0000110712 MICROENDOLITHS//ENDOLITHS//EUENDOLITHS
4 0.0000106116 CONODONT ALTERATION INDEX//ARCHEOL NAT HIST//BIOGENIC CONTENT
5 0.0000101727 ASTROBIOL EXTREMOPHILES//AREA GEODINAM INTERNA//HUMBOLDTINE
6 0.0000098125 BUDDINGTONITE//TOBELITE//AMMONIUM ILLITE
7 0.0000095752 GALLIONELLA//IRON OXIDIZING BACTERIA//LEPTOTHRIX CHOLODNII
8 0.0000092194 VITRINITE REFLECTANCE//PRIMARY MIGRATION//FLUORESCENCE ALTERATION
9 0.0000087200 TRAVERTINE//TUFA//STROMATOLITES
10 0.0000079149 BIO DEMINERALIZATION//BIRLA//CAMPHORIC CARBON NANOBEADS