Class information for:
Level 1: TYRIAN PURPLE//ALIZARIN//MADDER

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
15858 688 31.5 47%


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
1 4 ECONOMICS//EDUCATION & EDUCATIONAL RESEARCH//PSYCHOL 3876184
400 3       ARCHAEOLOGY//ANTHROPOLOGY//AMERICAN ANTIQUITY 30112
3260 2             INDIRUBIN//TRYPTANTHRIN//INDIGO 1952
15858 1                   TYRIAN PURPLE//ALIZARIN//MADDER 688

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 TYRIAN PURPLE authKW 951580 4% 79% 27
2 ALIZARIN authKW 634472 7% 31% 46
3 MADDER authKW 482308 3% 45% 24
4 NAT DYES address 420789 2% 59% 16
5 PLICOPURPURA PANSA authKW 375930 2% 71% 12
6 PURPLE SNAIL authKW 341391 1% 77% 10
7 CARMINIC ACID authKW 331963 3% 31% 24
8 PURPURIN authKW 300865 3% 34% 20
9 6 6 DIBROMOINDIGO authKW 284038 1% 80% 8
10 RUBIA TINCTORUM authKW 269869 2% 41% 15

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 Archaeology 6641 11% 0% 74
2 Spectroscopy 3353 19% 0% 134
3 Chemistry, Analytical 3272 30% 0% 207
4 Materials Science, Textiles 3036 7% 0% 49
5 Art 2677 6% 0% 38
6 Chemistry, Applied 972 12% 0% 81
7 Biochemical Research Methods 562 10% 0% 71
8 Anthropology 234 3% 0% 21
9 Engineering, Chemical 152 8% 0% 52
10 Food Science & Technology 88 5% 0% 36

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 NAT DYES 420789 2% 59% 16
2 DEV NAT DYES 266289 1% 100% 6
3 MANAGEMENT CONSERVAT ECCLESIAST CULTURAL H 192952 1% 43% 10
4 ART DIAG 191778 2% 39% 11
5 CHAM OVERSEAS HIST 177526 1% 100% 4
6 EDELSTEIN ANAL ANCIENT ARTI TS 177526 1% 100% 4
7 VEGETAL PROTECT 99857 0% 75% 3
8 CIHAM UMR 5648 88763 0% 100% 2
9 CONSERVAT TORAT MODERN ART 88763 0% 100% 2
10 CULTURAL HERITAGE P ERVAT NAT DYES 88763 0% 100% 2

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 STUDIES IN CONSERVATION 32504 3% 3% 22
2 JOURNAL OF RAMAN SPECTROSCOPY 16236 7% 1% 46
3 BRITANNIA 13916 1% 8% 4
4 JOURNAL OF THE SOCIETY OF DYERS AND COLOURISTS 5486 2% 1% 11
5 DYES AND PIGMENTS 5048 4% 0% 25
6 ACTA MOZARTIANA 4434 0% 5% 2
7 JOURNAL OF CULTURAL HERITAGE 4398 2% 1% 11
8 COLORATION TECHNOLOGY 3216 1% 1% 8
9 BULLETIN OF THE AMERICAN SCHOOLS OF ORIENTAL RESEARCH 2931 0% 2% 3
10 COSTUME-THE JOURNAL OF THE COSTUME SOCIETY 2772 0% 6% 1

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 TYRIAN PURPLE 951580 4% 79% 27 Search TYRIAN+PURPLE Search TYRIAN+PURPLE
2 ALIZARIN 634472 7% 31% 46 Search ALIZARIN Search ALIZARIN
3 MADDER 482308 3% 45% 24 Search MADDER Search MADDER
4 PLICOPURPURA PANSA 375930 2% 71% 12 Search PLICOPURPURA+PANSA Search PLICOPURPURA+PANSA
5 PURPLE SNAIL 341391 1% 77% 10 Search PURPLE+SNAIL Search PURPLE+SNAIL
6 CARMINIC ACID 331963 3% 31% 24 Search CARMINIC+ACID Search CARMINIC+ACID
7 PURPURIN 300865 3% 34% 20 Search PURPURIN Search PURPURIN
8 6 6 DIBROMOINDIGO 284038 1% 80% 8 Search 6+6+DIBROMOINDIGO Search 6+6+DIBROMOINDIGO
9 RUBIA TINCTORUM 269869 2% 41% 15 Search RUBIA+TINCTORUM Search RUBIA+TINCTORUM
10 ACID STABLE CARMINE 266289 1% 100% 6 Search ACID+STABLE+CARMINE Search ACID+STABLE+CARMINE

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 LEONA, M , POZZI, F , (2016) SURFACE-ENHANCED RAMAN SPECTROSCOPY IN ART AND ARCHAEOLOGY.JOURNAL OF RAMAN SPECTROSCOPY. VOL. 47. ISSUE 1. P. 67 -77 65 71% 4
2 PAUK, V , BARTAK, P , LEMR, K , (2014) CHARACTERIZATION OF NATURAL ORGANIC COLORANTS IN HISTORICAL AND ART OBJECTS BY HIGH-PERFORMANCE LIQUID CHROMATOGRAPHY.JOURNAL OF SEPARATION SCIENCE. VOL. 37. ISSUE 23. P. 3393 -3410 66 86% 6
3 RAMBALDI, DC , POZZI, F , SHIBAYAMA, N , LEONA, M , PREUSSER, FD , (2015) SURFACE-ENHANCED RAMAN SPECTROSCOPY OF VARIOUS MADDER SPECIES ON WOOL FIBERS: THE ROLE OF PSEUDOPURPURIN IN THE INTERPRETATION OF THE SPECTRA.JOURNAL OF RAMAN SPECTROSCOPY. VOL. 46. ISSUE 11. P. 1073 -1081 47 98% 1
4 DEGANO, I , RIBECHINI, E , MODUGNO, F , COLOMBINI, MP , (2009) ANALYTICAL METHODS FOR THE CHARACTERIZATION OF ORGANIC DYES IN ARTWORKS AND IN HISTORICAL TEXTILES.APPLIED SPECTROSCOPY REVIEWS. VOL. 44. ISSUE 5. P. 363-410 61 74% 56
5 ROH, JY , MATECKI, MK , SVOBODA, SA , WUSTHOLZ, KL , (2016) IDENTIFYING PIGMENT MIXTURES IN ART USING SERS: A TREATMENT FLOWCHART APPROACH.ANALYTICAL CHEMISTRY. VOL. 88. ISSUE 4. P. 2028 -2032 29 71% 3
6 SERRANO, A , VAN DEN DOEL, A , VAN BOMMEL, M , HALLETT, J , JOOSTEN, I , VAN DEN BERG, KJ , (2015) INVESTIGATION OF CRIMSON-DYED FIBRES FOR A NEW APPROACH ON THE CHARACTERIZATION OF COCHINEAL AND KERMES DYES IN HISTORICAL TEXTILES.ANALYTICA CHIMICA ACTA. VOL. 897. ISSUE . P. 116 -127 27 90% 3
7 IDONE, A , ACETO, M , DIANA, E , APPOLONIA, L , GULMINI, M , (2014) SURFACE-ENHANCED RAMAN SCATTERING FOR THE ANALYSIS OF RED LAKE PIGMENTS IN PAINTING LAYERS MOUNTED IN CROSS SECTIONS.JOURNAL OF RAMAN SPECTROSCOPY. VOL. 45. ISSUE 11-12. P. 1127 -1132 31 76% 8
8 POZZI, F , ZALESKI, S , CASADIO, F , VAN DUYNE, RP , (2016) SERS DISCRIMINATION OF CLOSELY RELATED MOLECULES: A SYSTEMATIC STUDY OF NATURAL RED DYES IN BINARY MIXTURES.JOURNAL OF PHYSICAL CHEMISTRY C. VOL. 120. ISSUE 37. P. 21017 -21026 27 87% 0
9 VALIANOU, L , KARAPANAGIOTIS, I , CHRYSSOULAKIS, Y , (2009) COMPARISON OF EXTRACTION METHODS FOR THE ANALYSIS OF NATURAL DYES IN HISTORICAL TEXTILES BY HIGH-PERFORMANCE LIQUID CHROMATOGRAPHY.ANALYTICAL AND BIOANALYTICAL CHEMISTRY. VOL. 395. ISSUE 7. P. 2175 -2189 28 90% 31
10 MANHITA, A , FERREIRA, T , CANDEIAS, A , DIAS, CB , (2011) EXTRACTING NATURAL DYES FROM WOOL-AN EVALUATION OF EXTRACTION METHODS.ANALYTICAL AND BIOANALYTICAL CHEMISTRY. VOL. 400. ISSUE 5. P. 1501 -1514 28 88% 13

Classes with closest relation at Level 1


Rank Class id link
1 15341 NATURAL DYE//MORDANT//DYEING
2 1466 PIGMENTS//WALL PAINTINGS//BINDING MEDIA
3 30255 CONSERVACAO TAURO REQUIMTE//1 3 BIS45H OXO 3 PHENYLIMIDAZO1 5 AQUINOXALIN 1 YLBENZENE//BAEYER DREWSON INDIGO SYNTHESIS
4 18233 INDIRUBIN//TRYPTANTHRIN//ISATIS TINCTORIA
5 31332 MAUVEINE//MAUVE//PSEUDO MAUVEINE
6 13509 MORINDA CITRIFOLIA//NONI//RUBIACEAE
7 18851 MORIN//CUII QUERCETIN COMPLEX//METAL FLAVONOID COMPLEXES
8 19206 SENNOSIDES//MELANOSIS COLI//ANTHRANOIDS
9 35604 NONCELLULOSIC//100 OKO TEX STANDARD//ACID WASHED DENIM
10 34086 MICROFADING//HARVARD MURALS//GROUND RADAR

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