Class information for:
Level 1: RED LIGHT CAMERAS//RED LIGHT RUNNING//DILEMMA ZONE

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
12 4 COMPUTER SCIENCE, THEORY & METHODS//COMPUTER SCIENCE, INFORMATION SYSTEMS//COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE 1181119
261 3       TRANSPORTATION//TRANSPORTATION SCIENCE & TECHNOLOGY//TRANSPORTATION RESEARCH RECORD 45554
492 2             ACCIDENT ANALYSIS AND PREVENTION//TRANSPORTATION//ERGONOMICS 15878
24402 1                   RED LIGHT CAMERAS//RED LIGHT RUNNING//DILEMMA ZONE 336

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 RED LIGHT CAMERAS authKW 1837767 7% 85% 23
2 RED LIGHT RUNNING authKW 1750904 8% 67% 28
3 DILEMMA ZONE authKW 1711021 7% 79% 23
4 RED LIGHT VIOLATIONS authKW 690702 3% 82% 9
5 COUNTDOWN TIMER authKW 545738 2% 73% 8
6 FLASHING GREEN authKW 468997 1% 100% 5
7 SIGNALIZED INTERSECTION authKW 440294 8% 18% 26
8 HIGH SPEED INTERSECTIONS authKW 300157 1% 80% 4
9 TRANSPORTAT INFORMAT CONTROL ENGN address 300157 1% 80% 4
10 START UP LOST TIME authKW 293119 1% 63% 5

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Transportation Science & Technology 75318 60% 0% 201
2 Transportation 42204 35% 0% 117
3 Engineering, Civil 13562 55% 0% 186
4 Ergonomics 11656 18% 0% 59
5 Social Sciences, Interdisciplinary 3159 16% 0% 55
6 Public, Environmental & Occupational Health 771 21% 0% 69
7 Psychology, Applied 126 3% 0% 11
8 Operations Research & Management Science 32 3% 0% 9
9 Engineering, Industrial 25 2% 0% 6
10 Economics 23 4% 0% 13

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 TRANSPORTAT INFORMAT CONTROL ENGN 300157 1% 80% 4
2 ADV TRANSPORTAT ENGN SYST 187599 1% 100% 2
3 CALIF PARTNERS ADV TRANSIT HIGHWAYS PROGRAM 120596 1% 43% 3
4 ADV SAFETY TECHNOL 93799 0% 100% 1
5 CRASH ANAL GRP 93799 0% 100% 1
6 DRIVING SIMULAT 93799 0% 100% 1
7 ENGN 1 110 93799 0% 100% 1
8 ENGN PL SCIENGN 735 93799 0% 100% 1
9 HIGHWAY POLICY TECHNOL 93799 0% 100% 1
10 HYDRAUL RD INFRASTRUCT ENVIRONM GEODESY EN 93799 0% 100% 1

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ITE JOURNAL-INSTITUTE OF TRANSPORTATION ENGINEERS 92248 8% 4% 26
2 TRANSPORTATION RESEARCH RECORD 65448 23% 1% 78
3 ACCIDENT ANALYSIS AND PREVENTION 43162 14% 1% 48
4 TRANSPORTATION RESEARCH RECORD-SERIES 29837 10% 1% 34
5 JOURNAL OF TRANSPORTATION ENGINEERING 12037 3% 1% 10
6 JOURNAL OF TRANSPORTATION ENGINEERING-ASCE 9717 4% 1% 13
7 JOURNAL OF ADVANCED TRANSPORTATION 8392 2% 1% 8
8 TRAFFIC INJURY PREVENTION 7977 3% 1% 10
9 TRANSPORTATION RESEARCH PART F-TRAFFIC PSYCHOLOGY AND BEHAVIOUR 7520 3% 1% 9
10 IEEE TRANSACTIONS ON INTELLIGENT TRANSPORTATION SYSTEMS 4649 3% 0% 10

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 RED LIGHT CAMERAS 1837767 7% 85% 23 Search RED+LIGHT+CAMERAS Search RED+LIGHT+CAMERAS
2 RED LIGHT RUNNING 1750904 8% 67% 28 Search RED+LIGHT+RUNNING Search RED+LIGHT+RUNNING
3 DILEMMA ZONE 1711021 7% 79% 23 Search DILEMMA+ZONE Search DILEMMA+ZONE
4 RED LIGHT VIOLATIONS 690702 3% 82% 9 Search RED+LIGHT+VIOLATIONS Search RED+LIGHT+VIOLATIONS
5 COUNTDOWN TIMER 545738 2% 73% 8 Search COUNTDOWN+TIMER Search COUNTDOWN+TIMER
6 FLASHING GREEN 468997 1% 100% 5 Search FLASHING+GREEN Search FLASHING+GREEN
7 SIGNALIZED INTERSECTION 440294 8% 18% 26 Search SIGNALIZED+INTERSECTION Search SIGNALIZED+INTERSECTION
8 HIGH SPEED INTERSECTIONS 300157 1% 80% 4 Search HIGH+SPEED+INTERSECTIONS Search HIGH+SPEED+INTERSECTIONS
9 START UP LOST TIME 293119 1% 63% 5 Search START+UP+LOST+TIME Search START+UP+LOST+TIME
10 RED RUNNING 281398 1% 100% 3 Search RED+RUNNING Search RED+RUNNING

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 17016 PASSENGER CAR EQUIVALENTS//ITE JOURNAL-INSTITUTE OF TRANSPORTATION ENGINEERS//TRANSPORTATION SCIENCE & TECHNOLOGY
2 15251 ROUNDABOUT//TRAFFIC CONFLICTS//UNSIGNALIZED INTERSECTION
3 2347 ACCIDENT ANALYSIS AND PREVENTION//CRASH SEVERITY//TRANSPORTATION
4 12502 SPEED CAMERAS//ROAD FATALITIES//ACCIDENT ANALYSIS AND PREVENTION
5 36863 SPEED HUMPS//CLASSICAL DESIGN OF EXPERIMENTS DOE//DISTANCE TIME
6 34139 TRAIN DRIVING//LEVEL CROSSING COLLISIONS//SIZE SPEED ILLUSION
7 11717 PEDESTRIAN//PEDESTRIAN INJURY//PEDESTRIAN SAFETY
8 14119 SIGHT DISTANCE//TWO LANE HIGHWAYS//HORIZONTAL CURVE
9 9192 DRIVER DISTRACTION//DISTRACTED DRIVING//IN VEHICLE INFORMATION SYSTEMS
10 2068 YOUNG DRIVERS//TRANSPORTATION RESEARCH PART F-TRAFFIC PSYCHOLOGY AND BEHAVIOUR//ACCIDENT ANALYSIS AND PREVENTION

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