Class information for:
Level 1: PEAK HOMOGENEITY//UV PHOTODIODE ARRAY//ABSORBENCY RATIO

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
18 4 CHEMISTRY, ANALYTICAL//TOXICOLOGY//ENVIRONMENTAL SCIENCES 697102
364 3       APPLIED SPECTROSCOPY//CHEMOMETRICS AND INTELLIGENT LABORATORY SYSTEMS//NEAR INFRARED SPECTROSCOPY 35517
1088 2             CHEMOMETRICS AND INTELLIGENT LABORATORY SYSTEMS//MULTIVARIATE CURVE RESOLUTION//CHEMISTRY, ANALYTICAL 10154
30055 1                   PEAK HOMOGENEITY//UV PHOTODIODE ARRAY//ABSORBENCY RATIO 191

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 PEAK HOMOGENEITY authKW 330020 1% 100% 2
2 UV PHOTODIODE ARRAY authKW 330020 1% 100% 2
3 ABSORBENCY RATIO authKW 247512 2% 50% 3
4 PEAK PURITY authKW 192500 4% 17% 7
5 ABSORBANCE DIFFERENCE QUOTIENT DIAGRAM authKW 165010 1% 100% 1
6 ANALYSIS IN BULK DRUG AND PHARMACEUTICAL FORMULATIONS authKW 165010 1% 100% 1
7 AUTOMATED DRUG ANALYSIS authKW 165010 1% 100% 1
8 CHROMATOGRAPHIC DIFFERENTIATION authKW 165010 1% 100% 1
9 CHROMATOGRAPHIC PEAK INTEGRITY ASSESSMENT authKW 165010 1% 100% 1
10 CO ELUTING SPECIES authKW 165010 1% 100% 1

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Chemistry, Analytical 6981 81% 0% 154
2 Biochemical Research Methods 882 23% 0% 44
3 Instruments & Instrumentation 442 16% 0% 30
4 Computer Science, Hardware & Architecture 69 4% 0% 7
5 COMPUTER APPLICATIONS & CYBERNETICS 61 1% 0% 1
6 Pharmacology & Pharmacy 41 11% 0% 21
7 Computer Science, Software Engineering 9 2% 0% 4
8 Chemistry, Medicinal 7 3% 0% 5
9 Chemistry, Multidisciplinary 4 6% 0% 12
10 Engineering, Petroleum 3 1% 0% 1

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 NIKOLAEV INORGN CHEM 165010 1% 100% 1
2 BIOACT MOL CHIRAL SEPARAT 23571 1% 14% 1
3 LEHRSTUHL OBSTBAU 9705 1% 6% 1
4 PHYTOCHEM ORGAN SYNTH 6345 1% 4% 1
5 LEHRSTUHL ALLGEMEINE CHEM BIOCHEM 5498 1% 3% 1
6 CHIM ANALYT ENVIRONM 4229 1% 3% 1
7 INVEST CIENT 765 1% 0% 1
8 SCI TECHNOL DEV 265 1% 0% 1
9 PHARMACEUT CHEM 6 1% 0% 1
10 SIBERIAN BRANCH 4 1% 0% 1

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 AMERICAN LABORATORY 37631 13% 1% 25
2 INTERFACE AGE 14999 1% 9% 1
3 JOURNAL OF CHROMATOGRAPHY 10417 18% 0% 34
4 LC GC-MAGAZINE OF SEPARATION SCIENCE 8824 3% 1% 5
5 JOURNAL OF LIQUID CHROMATOGRAPHY 5634 6% 0% 11
6 JOURNAL OF CHROMATOGRAPHIC SCIENCE 4742 6% 0% 11
7 BYTE 2846 2% 0% 4
8 JOURNAL OF PHARMACEUTICAL AND BIOMEDICAL ANALYSIS 2104 6% 0% 12
9 HEWLETT-PACKARD JOURNAL 1966 1% 1% 2
10 CHROMATOGRAPHIA 1890 5% 0% 10

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 PEAK HOMOGENEITY 330020 1% 100% 2 Search PEAK+HOMOGENEITY Search PEAK+HOMOGENEITY
2 UV PHOTODIODE ARRAY 330020 1% 100% 2 Search UV+PHOTODIODE+ARRAY Search UV+PHOTODIODE+ARRAY
3 ABSORBENCY RATIO 247512 2% 50% 3 Search ABSORBENCY+RATIO Search ABSORBENCY+RATIO
4 PEAK PURITY 192500 4% 17% 7 Search PEAK+PURITY Search PEAK+PURITY
5 ABSORBANCE DIFFERENCE QUOTIENT DIAGRAM 165010 1% 100% 1 Search ABSORBANCE+DIFFERENCE+QUOTIENT+DIAGRAM Search ABSORBANCE+DIFFERENCE+QUOTIENT+DIAGRAM
6 ANALYSIS IN BULK DRUG AND PHARMACEUTICAL FORMULATIONS 165010 1% 100% 1 Search ANALYSIS+IN+BULK+DRUG+AND+PHARMACEUTICAL+FORMULATIONS Search ANALYSIS+IN+BULK+DRUG+AND+PHARMACEUTICAL+FORMULATIONS
7 AUTOMATED DRUG ANALYSIS 165010 1% 100% 1 Search AUTOMATED+DRUG+ANALYSIS Search AUTOMATED+DRUG+ANALYSIS
8 CHROMATOGRAPHIC DIFFERENTIATION 165010 1% 100% 1 Search CHROMATOGRAPHIC+DIFFERENTIATION Search CHROMATOGRAPHIC+DIFFERENTIATION
9 CHROMATOGRAPHIC PEAK INTEGRITY ASSESSMENT 165010 1% 100% 1 Search CHROMATOGRAPHIC+PEAK+INTEGRITY+ASSESSMENT Search CHROMATOGRAPHIC+PEAK+INTEGRITY+ASSESSMENT
10 CO ELUTING SPECIES 165010 1% 100% 1 Search CO+ELUTING+SPECIES Search CO+ELUTING+SPECIES

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 8709 GRADIENT ELUTION//SERIALLY COUPLED COLUMNS//CHROMATOGRAPHIC RESPONSE FUNCTION CRF
2 21266 FUMI THEORY//CHROMATOGRAPHIC PEAKS//CHEMOMETRIC DECONVOLUTION
3 27058 1 10 PHENANTHROLINE TITRATION//AISI TYPE 316 LN SS//ALUMINIUM PHTHALOCYANINE SULFONATED
4 28573 ALICYCLIC ALCOHOLS//DIFFERENTIAL PULSE ANODIC STRIPPING VOLTAMMETRY OF METAL IONS IN RIVER WATER//DOEHLERT UNIFORM SHELL DESIGN
5 2847 MULTIVARIATE CURVE RESOLUTION//MCR ALS//SECOND ORDER CALIBRATION
6 28516 ANALYTICA CHIMICA ACTA-COMPUTER TECHNIQUES AND OPTIMIZATION//ACID CONSTITUENTS//CNPE
7 28330 AR C68397AA//DESIGN QUALIFICATION//HTUPA
8 31022 H POINT STANDARD ADDITION METHOD//HPSAM//BLANK BIAS ERROR
9 18294 DERIVATIVE SPECTROPHOTOMETRY//2 2 PYRIDYLMETHYLENEAMINOPHENOL//ADDITIVES DETERMINATION
10 15907 IMMOBILIZED CARBOWAX 20M//SLURRY PACKING//JOURNAL OF HIGH RESOLUTION CHROMATOGRAPHY & CHROMATOGRAPHY COMMUNICATIONS

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