Class information for:
Level 1: PERCHLORIC ACID DIGESTION//ALPHA TRACK REGISTRATION//ALPHASPECTROSCOPIC MICROSYSTEM

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
27862 1                   PERCHLORIC ACID DIGESTION//ALPHA TRACK REGISTRATION//ALPHASPECTROSCOPIC MICROSYSTEM 240

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 PERCHLORIC ACID DIGESTION authKW 262640 1% 100% 2
2 ALPHA TRACK REGISTRATION authKW 131320 0% 100% 1
3 ALPHASPECTROSCOPIC MICROSYSTEM authKW 131320 0% 100% 1
4 ALUMINIUM MONOCHLORINE MOLECULAR ABSORPTION SPECTROMETRY authKW 131320 0% 100% 1
5 ANALYSIS OF CHLORINATED HYDROCARBONS authKW 131320 0% 100% 1
6 ANALYT CHEM A Z ATEIRA SN address 131320 0% 100% 1
7 AUTO LOCKING CIRCUIT authKW 131320 0% 100% 1
8 BAYESIAN SLIPPAGE TEST authKW 131320 0% 100% 1
9 BETWEEN LABORATORY ERROR authKW 131320 0% 100% 1
10 CARBON BEAD authKW 131320 0% 100% 1

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Chemistry, Analytical 4450 58% 0% 139
2 Automation & Control Systems 1408 16% 0% 39
3 Instruments & Instrumentation 925 20% 0% 48
4 Statistics & Probability 592 13% 0% 30
5 Robotics 571 5% 0% 11
6 Mathematics, Interdisciplinary Applications 552 11% 0% 27
7 Computer Science, Artificial Intelligence 435 12% 0% 28
8 Environmental Sciences 222 16% 0% 39
9 Engineering, Manufacturing 74 3% 0% 8
10 Nuclear Science & Technology 63 5% 0% 13

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ANALYT CHEM A Z ATEIRA SN 131320 0% 100% 1
2 CHEM SCI TECHNOL ANALYT CHEM 131320 0% 100% 1
3 ELEMENTSPURENANAL SPEKTRALANAL I13 131320 0% 100% 1
4 COLUMNS SUPPLIES 87540 2% 17% 4
5 WV UWS 43772 0% 33% 1
6 DESIGN SYST 35015 1% 13% 2
7 DEV PLICAT 7723 0% 6% 1
8 DYNAM BIO ERSITE 6910 0% 5% 1
9 WATER EARTH SYST SCI WESS COMPETENCE CLUSTER 5708 0% 4% 1
10 CEAMISH 4234 0% 3% 1

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 LABORATORY ROBOTICS AND AUTOMATION 62813 4% 5% 10
2 CHEMOMETRICS AND INTELLIGENT LABORATORY SYSTEMS 29169 11% 1% 27
3 LC GC NORTH AMERICA 18678 6% 1% 14
4 LC GC-MAGAZINE OF SEPARATION SCIENCE 7020 2% 1% 5
5 AMERICAN LABORATORY 3868 4% 0% 9
6 MINI-MICRO SYSTEMS 2224 0% 2% 1
7 FRESENIUS JOURNAL OF ANALYTICAL CHEMISTRY 1929 4% 0% 9
8 ACCREDITATION AND QUALITY ASSURANCE 1605 2% 0% 4
9 ANALYTICAL CHEMISTRY 1272 8% 0% 19
10 PROCESS CONTROL AND QUALITY 897 0% 1% 1

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 PERCHLORIC ACID DIGESTION 262640 1% 100% 2 Search PERCHLORIC+ACID+DIGESTION Search PERCHLORIC+ACID+DIGESTION
2 ALPHA TRACK REGISTRATION 131320 0% 100% 1 Search ALPHA+TRACK+REGISTRATION Search ALPHA+TRACK+REGISTRATION
3 ALPHASPECTROSCOPIC MICROSYSTEM 131320 0% 100% 1 Search ALPHASPECTROSCOPIC+MICROSYSTEM Search ALPHASPECTROSCOPIC+MICROSYSTEM
4 ALUMINIUM MONOCHLORINE MOLECULAR ABSORPTION SPECTROMETRY 131320 0% 100% 1 Search ALUMINIUM+MONOCHLORINE+MOLECULAR+ABSORPTION+SPECTROMETRY Search ALUMINIUM+MONOCHLORINE+MOLECULAR+ABSORPTION+SPECTROMETRY
5 ANALYSIS OF CHLORINATED HYDROCARBONS 131320 0% 100% 1 Search ANALYSIS+OF+CHLORINATED+HYDROCARBONS Search ANALYSIS+OF+CHLORINATED+HYDROCARBONS
6 AUTO LOCKING CIRCUIT 131320 0% 100% 1 Search AUTO+LOCKING+CIRCUIT Search AUTO+LOCKING+CIRCUIT
7 BAYESIAN SLIPPAGE TEST 131320 0% 100% 1 Search BAYESIAN+SLIPPAGE+TEST Search BAYESIAN+SLIPPAGE+TEST
8 BETWEEN LABORATORY ERROR 131320 0% 100% 1 Search BETWEEN+LABORATORY+ERROR Search BETWEEN+LABORATORY+ERROR
9 CARBON BEAD 131320 0% 100% 1 Search CARBON+BEAD Search CARBON+BEAD
10 CHLORINE 2 3 7 TRIHYDROXY 9 DIBROMOHYDROXYPHENYLFLUORONE 131320 0% 100% 1 Search CHLORINE+2+3+7+TRIHYDROXY+9+DIBROMOHYDROXYPHENYLFLUORONE Search CHLORINE+2+3+7+TRIHYDROXY+9+DIBROMOHYDROXYPHENYLFLUORONE

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 28948 AMERICAN LABORATORY//ADJUSTMENT OF INSTRUMENTAL CONDITIONS//FENCANFAMINE
2 34529 ATMOSPHER PHYS OPT METROL//ACCREDITATION AND QUALITY ASSURANCE//FOOD FOOD PROC QUAL
3 38709 H PLUS AL//IN SITU SOIL ANALYSIS//NACL ENERGIA NUCL AGR CENA
4 37701 HPLC//BIOPHARM-THE APPLIED TECHNOLOGIES OF BIOPHARMACEUTICAL DEVELOPMENT//BINARY AND N ARY CONCEPTUAL REPRESENTATIONS
5 36599 GEBER//KATEDRA CHEM DIDAKTIKY CHEM//BLENDED LEARNING EXPERIENCE
6 29036 LIMS//ELECTRONIC LABORATORY NOTEBOOK//LABORATORY INFORMATION MANAGEMENT SYSTEM
7 33887 TOTAL BROMINE//BROMIDE//3 HEXANONE
8 29549 FUNDAMENTAL PROBLEMS BIOL//CONDENSATION ZONE//CRUCIBLE ELECTROTHERMAL ATOMIZER
9 34442 VIDEO EXPOSURE MONITORING//PIMEX//DIRECT READING ORGANIC VAPOR MONITORS
10 28674 AEROBIC BACTERIAL POPULATION//ANAEROBIC BACTERIAL POPULATION//BACTERIAL ACTIVITY OR DIVERSITY

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