Class information for:
Level 1: PERFORMANCE CHECK STANDARDS//AIQS DB//AIS DB

Basic class information

Class id #P Avg. number of
references
Database coverage
of references
34057 116 17.6 38%



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
2 4 MATERIALS SCIENCE, MULTIDISCIPLINARY//PHYSICS, APPLIED//PHYSICS, CONDENSED MATTER 2836879
352 3       CALPHAD-COMPUTER COUPLING OF PHASE DIAGRAMS AND THERMOCHEMISTRY//LIQUID ALLOYS//LOWER MANTLE 35147
3804 2             ELECTRON WORK FUNCTION//REGIONAL DENSITY FUNCTIONAL THEORY//THEORY OF CHEMICAL BOND 946
34057 1                   PERFORMANCE CHECK STANDARDS//AIQS DB//AIS DB 116

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 PERFORMANCE CHECK STANDARDS authKW 526476 2% 100% 2
2 AIQS DB authKW 263238 1% 100% 1
3 AIS DB authKW 263238 1% 100% 1
4 BLUE TIDE authKW 263238 1% 100% 1
5 CERTIFICATION OF THE STANDARD authKW 263238 1% 100% 1
6 COMMERCIALLY AVAILABLE STANDARD SOLUTION authKW 263238 1% 100% 1
7 FOCUS COLUMN authKW 263238 1% 100% 1
8 GC MS AIQS DB MULTI RESIDUE METHOD authKW 263238 1% 100% 1
9 GC MS DATABASE SCREENING authKW 263238 1% 100% 1
10 HIGH SPEED LUMINESCENT UMU TEST authKW 263238 1% 100% 1

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 Chemistry, Analytical 775 35% 0% 41
2 Environmental Sciences 606 35% 0% 41
3 Statistics & Probability 352 14% 0% 16
4 Engineering, Industrial 274 9% 0% 10
5 Operations Research & Management Science 153 9% 0% 10
6 Water Resources 64 7% 0% 8
7 Automation & Control Systems 63 5% 0% 6
8 Mathematics, Interdisciplinary Applications 51 5% 0% 6
9 Marine & Freshwater Biology 38 6% 0% 7
10 Computer Science, Artificial Intelligence 36 5% 0% 6

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 AGR TROP AGR 131618 1% 50% 1
2 DIPARTIMENTO SCI GEOG STORICHE 131618 1% 50% 1
3 AQUA 39480 3% 5% 3
4 CIVIL OCEAN ENGN 21935 1% 8% 1
5 ENVIRONM QUAL MEASUREMENT SECT 15483 1% 6% 1
6 FORENS PATHOL SCI 15256 2% 3% 2
7 AQUAT POLLUT IDENTIFICAT MANAGEMENT 12533 1% 5% 1
8 SOCIOCULTURAL ENVIRONM STUDIES 11443 1% 4% 1
9 STUDIO CHIM TECNOL AMBIENTE 11443 1% 4% 1
10 SEZ TARANTO 9075 1% 3% 1

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 JOURNAL OF QUALITY TECHNOLOGY 23568 9% 1% 10
2 ANNALI DI CHIMICA 11001 8% 0% 9
3 ZEITSCHRIFT FUR LEBENSMITTEL-UNTERSUCHUNG UND-FORSCHUNG 3687 4% 0% 5
4 BUNSEKI KAGAKU 2891 7% 0% 8
5 ANALYTICA CHIMICA ACTA-COMPUTER TECHNIQUES AND OPTIMIZATION 2505 1% 1% 1
6 TRANSPORTATION LETTERS-THE INTERNATIONAL JOURNAL OF TRANSPORTATION RESEARCH 1452 1% 1% 1
7 CHEMOMETRICS AND INTELLIGENT LABORATORY SYSTEMS 1322 3% 0% 4
8 WATER POLLUTION CONTROL 1314 1% 1% 1
9 FRESENIUS JOURNAL OF ANALYTICAL CHEMISTRY 1195 4% 0% 5
10 MARINE POLLUTION BULLETIN 1107 5% 0% 6

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 PERFORMANCE CHECK STANDARDS 526476 2% 100% 2 Search PERFORMANCE+CHECK+STANDARDS Search PERFORMANCE+CHECK+STANDARDS
2 AIQS DB 263238 1% 100% 1 Search AIQS+DB Search AIQS+DB
3 AIS DB 263238 1% 100% 1 Search AIS+DB Search AIS+DB
4 BLUE TIDE 263238 1% 100% 1 Search BLUE+TIDE Search BLUE+TIDE
5 CERTIFICATION OF THE STANDARD 263238 1% 100% 1 Search CERTIFICATION+OF+THE+STANDARD Search CERTIFICATION+OF+THE+STANDARD
6 COMMERCIALLY AVAILABLE STANDARD SOLUTION 263238 1% 100% 1 Search COMMERCIALLY+AVAILABLE+STANDARD+SOLUTION Search COMMERCIALLY+AVAILABLE+STANDARD+SOLUTION
7 FOCUS COLUMN 263238 1% 100% 1 Search FOCUS+COLUMN Search FOCUS+COLUMN
8 GC MS AIQS DB MULTI RESIDUE METHOD 263238 1% 100% 1 Search GC+MS+AIQS+DB+MULTI+RESIDUE+METHOD Search GC+MS+AIQS+DB+MULTI+RESIDUE+METHOD
9 GC MS DATABASE SCREENING 263238 1% 100% 1 Search GC+MS+DATABASE+SCREENING Search GC+MS+DATABASE+SCREENING
10 HIGH SPEED LUMINESCENT UMU TEST 263238 1% 100% 1 Search HIGH+SPEED+LUMINESCENT+UMU+TEST Search HIGH+SPEED+LUMINESCENT+UMU+TEST

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 KADOKAMI, K , LI, XH , PAN, SY , UEDA, N , HAMADA, K , JINYA, D , IWAMURA, T , (2013) SCREENING ANALYSIS OF HUNDREDS OF SEDIMENT POLLUTANTS AND EVALUATION OF THEIR EFFECTS ON BENTHIC ORGANISMS IN DOKAI BAY, JAPAN.CHEMOSPHERE. VOL. 90. ISSUE 2. P. 721-728 9 53% 7
2 BUCCOLIERI, A , BUCCOLIERI, G , CARDELLICCHIO, N , MACI, A , (2005) UNDERGROUND WATERS QUALITY IN THE PROVINCE OF LECCE (APULIA, SOUTHERN ITALY)..ANNALI DI CHIMICA. VOL. 95. ISSUE 3-4. P. 227-237 4 100% 0
3 KONG, LX , KADOKAMI, K , HANH, TD , CHAU, HTC , (2016) SCREENING OF 1300 ORGANIC MICRO-POLLUTANTS IN GROUNDWATER FROM BEIJING AND TIANJIN, NORTH CHINA.CHEMOSPHERE. VOL. 165. ISSUE . P. 221 -230 9 30% 0
4 JINYA, D , IWAMURA, T , KADOKAMI, K , MIYAGAWA, H , NAKAGAWA, K , KONDO, T , KUSUDA, T , (2011) SYSTEM PERFORMANCE CHECK STANDARDS FOR GAS CHROMATOGRAPHY-QUADRUPOLE MASS SPECTROMETRY IN SIMULTANEOUS ANALYSIS OF SEMI-VOLATILE COMPOUNDS.BUNSEKI KAGAKU. VOL. 60. ISSUE 12. P. 965 -975 3 100% 0
5 IWAMURA, T , JINYA, D , KADOKAMI, K , (2008) COMPARISON OF CONCENTRATIONS BETWEEN COMMERCIALLY AVAILABLE PESTICIDES STANDARD SOLUTIONS.BUNSEKI KAGAKU. VOL. 57. ISSUE 10. P. 825-831 3 100% 0
6 PASTOR, RMP , ALONSO, SG , CABEZAS, AJQ , (2002) VOLATILE ORGANIC COMPOUNDS IN THE AREA OF MADRID: A CHEMOMETRICAL APPROACH.ENVIRONMENTAL MONITORING AND ASSESSMENT. VOL. 75. ISSUE 1. P. 33-50 3 100% 1
7 ALLINSON, G , ALLINSON, M , KADOKAMI, K , (2015) COMBINING PASSIVE SAMPLING WITH A GC-MS-DATABASE SCREENING TOOL TO ASSESS TRACE ORGANIC CONTAMINATION OF RIVERS: A PILOT STUDY IN MELBOURNE, AUSTRALIA.WATER AIR AND SOIL POLLUTION. VOL. 226. ISSUE 7. P. - 7 28% 1
8 JINYA, D , IWAMURA, T , KADOKAMI, K , (2013) COMPREHENSIVE ANALYTICAL METHOD FOR SEMI-VOLATILE ORGANIC COMPOUNDS IN WATER SAMPLES BY COMBINATION OF DISK-TYPE SOLID-PHASE EXTRACTION AND GAS CHROMATOGRAPHY-MASS SPECTROMETRY DATABASE SYSTEM.ANALYTICAL SCIENCES. VOL. 29. ISSUE 4. P. 483-486 4 50% 0
9 MIYAZAKI, T , KADOKAMI, K , SONODA, Y , JINYA, D , YAMAGAMI, T , TOUBOU, K , OGAWA, H , (2011) REPRODUCIBILITY OF MEASUREMENT RESULTS BY AUTOMATED IDENTIFICATION AND QUANTIFICATION SYSTEM WITH DATABASE FOR GC/MS.BUNSEKI KAGAKU. VOL. 60. ISSUE 7. P. 543-556 2 100% 1
10 NELSON, LS , (1999) THE CALCULATION OF PROCESS CAPABILITY INDICES.JOURNAL OF QUALITY TECHNOLOGY. VOL. 31. ISSUE 2. P. 249-250 4 67% 3

Classes with closest relation at Level 1



Rank Class id link
1 34422 MAIN GROUP SOLID ELEMENTS//ROLE OF ATOMIC VOLUME AND VALENCE//TRANVERSALITY CONDITION
2 32059 JINGDEZHEN//CORROSIVE DRYWALL//EDXRF PROBE
3 26497 QUINONE PROFILE//CHLOROTHALONIL//4 HYDROXYCHLOROTHALONIL
4 31170 STEELMAKING SLAG//SEAWEED BED RESTORATION//SILICA SPECIES
5 16266 TAR BALLS//OIL SPILL IDENTIFICATION//ENVIRONMENTAL FORENSICS
6 28422 AUTOVERIFICATION//DELTA CHECK//AUTOVALIDATION
7 22881 SPECFIT//ANALYTICA CHIMICA ACTA-COMPUTER TECHNIQUES AND OPTIMIZATION//SPECTROPHOTOMETRIC TITRATION
8 37611 AERO GEOPHYSICAL DATA//AMELANCHIER CANNADENSIS L//CAPILLARY GC MS FAMES ANALYSIS
9 32535 2 POINTS APPROXIMATION//3 3 HYDROXY 5EN STEROIDS//BACTERIAL PRIMARY COLONIZATION
10 31008 COCHINEAL EXTRACT PREPARATION//DELTA GLUCONO LACTON//NON POLAR TO LESS POLAR EXTRACTS

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