Class information for:
Level 1: WATER-ENGINEERING & MANAGEMENT//WATER POLLUTION CONTROL//SLUDGE YIELD COEFFICIENT

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
24643 305 19.3 15%


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
4 4 ENVIRONMENTAL SCIENCES//GEOSCIENCES, MULTIDISCIPLINARY//METEOROLOGY & ATMOSPHERIC SCIENCES 1766162
50 3       ANAEROBIC DIGESTION//MICROBIAL FUEL CELL//WATER SCIENCE AND TECHNOLOGY 91931
427 2             ACTIVATED SLUDGE//WATER SCIENCE AND TECHNOLOGY//ENGINEERING, ENVIRONMENTAL 16409
24643 1                   WATER-ENGINEERING & MANAGEMENT//WATER POLLUTION CONTROL//SLUDGE YIELD COEFFICIENT 305

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 WATER-ENGINEERING & MANAGEMENT journal 311050 11% 9% 34
2 WATER POLLUTION CONTROL journal 242240 7% 11% 22
3 SLUDGE YIELD COEFFICIENT authKW 200231 1% 100% 2
4 JOURNAL WATER POLLUTION CONTROL FEDERATION journal 180633 17% 3% 53
5 ACTIVATED MUDS authKW 100115 0% 100% 1
6 BIOLOGICAL ACUTE TOXICITY authKW 100115 0% 100% 1
7 BIOTECHNICAL PROCESS CONTROL authKW 100115 0% 100% 1
8 BUTYL RUBBER WASTEWATER authKW 100115 0% 100% 1
9 ENVIRONM ENGN CAMPUS address 100115 0% 100% 1
10 HIGH OXYGEN TRANSFER IMPETUS authKW 100115 0% 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 Water Resources 16465 62% 0% 189
2 Limnology 8844 21% 0% 63
3 Engineering, Environmental 4721 31% 0% 96
4 Environmental Sciences 3705 53% 0% 161
5 Engineering, Civil 485 11% 0% 35
6 Engineering, Petroleum 72 2% 0% 5
7 Engineering, Chemical 46 7% 0% 20
8 Biotechnology & Applied Microbiology 20 5% 0% 15
9 Transportation Science & Technology 13 1% 0% 3
10 Instruments & Instrumentation 13 3% 0% 9

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 ENVIRONM ENGN CAMPUS 100115 0% 100% 1
2 LANGFORD ARCHITECTURE 311A 50057 0% 50% 1
3 STEPHENVILLE AGR EXTENS 50057 0% 50% 1
4 AUTOMAT CONTROL SYST ENGN GRP 25027 0% 25% 1
5 CHEM CIVIL ENGN 9100 0% 9% 1
6 ZHEJIANG PROV WATER SCI TECHNOL 2779 0% 3% 1
7 LG RICH ENVIRONM 2440 0% 2% 1
8 TEXAS TRANSPORTAT 2028 1% 1% 3
9 ENVIRONM TECHNOL ECOL 1852 0% 2% 1
10 ENVIRONM BIOTECHNOL GRP 1149 0% 1% 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 WATER-ENGINEERING & MANAGEMENT 311050 11% 9% 34
2 WATER POLLUTION CONTROL 242240 7% 11% 22
3 JOURNAL WATER POLLUTION CONTROL FEDERATION 180633 17% 3% 53
4 INSTRUMENTATION TECHNOLOGY 97068 3% 12% 8
5 AUSTRALIAN JOURNAL OF INSTRUMENTATION & CONTROL 33370 0% 33% 1
6 CIVIL ENGINEERING FOR PRACTICING AND DESIGN ENGINEERS 21639 1% 5% 4
7 EFFLUENT & WATER TREATMENT JOURNAL 17372 2% 3% 5
8 NATIONAL WILDLIFE 10010 0% 10% 1
9 PIPELINE & GAS JOURNAL 9531 1% 5% 2
10 WATER SCIENCE AND TECHNOLOGY 8707 14% 0% 42

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 SLUDGE YIELD COEFFICIENT 200231 1% 100% 2 Search SLUDGE+YIELD+COEFFICIENT Search SLUDGE+YIELD+COEFFICIENT
2 ACTIVATED MUDS 100115 0% 100% 1 Search ACTIVATED+MUDS Search ACTIVATED+MUDS
3 BIOLOGICAL ACUTE TOXICITY 100115 0% 100% 1 Search BIOLOGICAL+ACUTE+TOXICITY Search BIOLOGICAL+ACUTE+TOXICITY
4 BIOTECHNICAL PROCESS CONTROL 100115 0% 100% 1 Search BIOTECHNICAL+PROCESS+CONTROL Search BIOTECHNICAL+PROCESS+CONTROL
5 BUTYL RUBBER WASTEWATER 100115 0% 100% 1 Search BUTYL+RUBBER+WASTEWATER Search BUTYL+RUBBER+WASTEWATER
6 HIGH OXYGEN TRANSFER IMPETUS 100115 0% 100% 1 Search HIGH+OXYGEN+TRANSFER+IMPETUS Search HIGH+OXYGEN+TRANSFER+IMPETUS
7 OXYGENATED SYSTEMS 100115 0% 100% 1 Search OXYGENATED+SYSTEMS Search OXYGENATED+SYSTEMS
8 ROTATING CONTACTOR BIOLOGICAL 100115 0% 100% 1 Search ROTATING+CONTACTOR+BIOLOGICAL Search ROTATING+CONTACTOR+BIOLOGICAL
9 SUBSURFACE UTILITY ENGINEERING SUE 100115 0% 100% 1 Search SUBSURFACE+UTILITY+ENGINEERING+SUE Search SUBSURFACE+UTILITY+ENGINEERING+SUE
10 UTILITY MANAGEMENT SYSTEMS UMSS 100115 0% 100% 1 Search UTILITY+MANAGEMENT+SYSTEMS+UMSS Search UTILITY+MANAGEMENT+SYSTEMS+UMSS

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 KUGELMAN, IJ , HOUTHOOFD, J , SCHUK, W , (1982) OPERATION AND MAINTENANCE OF WASTEWATER SYSTEMS INCLUDING INSTRUMENTATION AND AUTOMATION.JOURNAL WATER POLLUTION CONTROL FEDERATION. VOL. 54. ISSUE 6. P. 642-646 29 64% 1
2 ALLEMAN, JE , SMITH, DA , SHERRARD, JH , (1982) ACTIVATED-SLUDGE.JOURNAL WATER POLLUTION CONTROL FEDERATION. VOL. 54. ISSUE 6. P. 599-610 48 38% 0
3 KUGELMAN, IJ , HOUTHOOFD, JM , (1984) OPTIMIZATION OF TREATMENT-PLANT OPERATION.JOURNAL WATER POLLUTION CONTROL FEDERATION. VOL. 56. ISSUE 6. P. 614 -616 21 64% 0
4 KUGELMAN, IJ , HOUTHOOFD, JM , (1985) OPTIMIZATION OF TREATMENT-PLANT OPERATION.JOURNAL WATER POLLUTION CONTROL FEDERATION. VOL. 57. ISSUE 6. P. 555-557 19 63% 0
5 PITT, WW , (1984) CONTINUOUS MONITORING, AUTOMATED-ANALYSIS, AND SAMPLING PROCEDURES.JOURNAL WATER POLLUTION CONTROL FEDERATION. VOL. 56. ISSUE 6. P. 548-550 12 86% 2
6 KUGELMAN, IJ , NAGHSHINEH, S , HOUTHOOFD, JM , SCHUK, W , (1983) OPTIMIZATION OF TREATMENT-PLANT OPERATION.JOURNAL WATER POLLUTION CONTROL FEDERATION. VOL. 55. ISSUE 6. P. 647-650 17 65% 0
7 ROBINSON, MS , (1990) OPERATING EXPERIENCES OF INSTRUMENTATION, CONTROL AND AUTOMATION AT HOLDENHURST SEWAGE-TREATMENT WORKS, BOURNEMOUTH.JOURNAL OF THE INSTITUTION OF WATER AND ENVIRONMENTAL MANAGEMENT. VOL. 4. ISSUE 6. P. 559-570 5 100% 0
8 ELLIS, KV , MORTIMER, GH , BERKTAY, A , (1992) BIOLOGICAL WASTE-WATER TREATMENT UNDER THE INFLUENCE OF PRESSURE.JOURNAL OF THE INSTITUTION OF WATER AND ENVIRONMENTAL MANAGEMENT. VOL. 6. ISSUE 4. P. 468-474 5 83% 3
9 BOON, AG , THOMAS, VK , WANNER, J , WATTS, J , XIONG, F , (1998) INTENSIFICATION OF THE ACTIVATED-SLUDGE PROCESS (ABRIDGED) - DISCUSSION.JOURNAL OF THE CHARTERED INSTITUTION OF WATER AND ENVIRONMENTAL MANAGEMENT. VOL. 12. ISSUE 5. P. 357-367 4 80% 3
10 LEE, M , RUEDA-BENAVIDES, JA , GRANSBERG, DD , (2016) UTILITY MANAGEMENT SYSTEM COST AND TIME BENEFITS AND IMPLICATIONS FROM THE LOCAL AGENCY PERSPECTIVE.JOURNAL OF INFRASTRUCTURE SYSTEMS. VOL. 22. ISSUE 1. P. - 3 50% 0

Classes with closest relation at Level 1


Rank Class id link
1 21845 CARROUSEL OXIDATION DITCH//OXIDATION DITCH//SURFACE AERATORS
2 32629 CHEM TECHNOL ENVIRONM CHEM TECHNOL//CHEM TECHNOL TECHNOL ORGAN COMPOUNDS//LAKE ACCESS
3 33862 FILTER CLEANLINESS//ABANDONED HARDROCK MINES//AMENDMENT MIXING DEVICE
4 13085 ACTIVATED SLUDGE//RESPIROMETRY//OXYGEN UPTAKE RATE
5 26548 POLYCARBOXY BENZOIC ACIDS//AMMONIA REMOVAL MODEL//AVERY 224
6 16137 SECONDARY CLARIFIER//CLARIFIER//SEDIMENTATION TANK
7 25291 WATER & SEWAGE WORKS//WATER & WASTES ENGINEERING//PROGRESS IN WATER TECHNOLOGY
8 30200 PUBLIC WORKS//ENCLOSED WATER AREA//FLUIDIZED BED BIOFILM REACTOR FBBR
9 7500 ACTIVATED SLUDGE PROCESS//WATER SCIENCE AND TECHNOLOGY//BSM1
10 10361 MICROTHRIX PARVICELLA//BULKING//FILAMENTOUS BULKING

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