Class information for:
Level 2: IEEE TRANSACTIONS ON ULTRASONICS FERROELECTRICS AND FREQUENCY CONTROL//ACOUSTICS//ULTRASONIC IMAGING

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
22 4 AUTOMATION & CONTROL SYSTEMS//ENGINEERING, CIVIL//ACOUSTICS 457813
481 3       ULTRASONICS//ACOUSTICS//IEEE TRANSACTIONS ON ULTRASONICS FERROELECTRICS AND FREQUENCY CONTROL 24635
946 2             IEEE TRANSACTIONS ON ULTRASONICS FERROELECTRICS AND FREQUENCY CONTROL//ACOUSTICS//ULTRASONIC IMAGING 11121
3671 1                   FAST ULTRASOUND IMAGING//IEEE TRANSACTIONS ON ULTRASONICS FERROELECTRICS AND FREQUENCY CONTROL//ULTRASONIC IMAGING 1968
6956 1                   ULTRASONIC IMAGING//TISSUE CHARACTERIZATION//ULTRASOUND IN MEDICINE AND BIOLOGY 1451
9485 1                   PARAMETRIC LOUDSPEAKER//NONLINEARITY PARAMETER//FINITE AMPLITUDE METHOD 1183
11899 1                   FULL MATRIX CAPTURE//DOUBLE SCANNING//C SAFT 974
14097 1                   RADIATION FORCE BALANCE//MECH ACOUST METROL//ULTRASONIC POWER MEASUREMENT 823
15658 1                   CMUT//CAPACITIVE MICROMACHINED ULTRASONIC TRANSDUCER CMUT//AIR COUPLED ULTRASOUND 726
15778 1                   ULTRASON DIGITAL SIGNAL PROC//ULTRASONIC ATTENUATION SPECTROSCOPY//SUSPENSION CHARACTERIZATION 719
17024 1                   SONAR SENSING//ULTRASONIC SENSING//SONAR MAP 648
17567 1                   SPLIT SPECTRUM PROCESSING//GRAIN NOISE//MATERIALS EVALUATION 620
21457 1                   SOUND PROBE//OCEAN ACOUSTIC TOMOGRAPHY//UNDERGROUND IMAGING 442
21719 1                   BUFFER ROD//CLAD BUFFER ROD//HIGH TEMPERATURE ULTRASONIC TRANSDUCER HTUT 431
21860 1                   NIH TRANSDUCER OURCE//MEDICAL ARRAY TRANSDUCERS//MEDICAL PROBE 426
27725 1                   VECTOR TOMOGRAPHY//SOFT TISSUE DIFFERENTIATION//CHAIR ACOUST MULTIMEDIA 243
28409 1                   GRAY SHADES//MATRIX ADDRESSING//MULTI LINE ADDRESSING MLA 226
32647 1                   ACOUSTIC GAS SENSOR//EFFECTIVE RELAXATION AREA//EFFECTIVE SPECIFIC HEAT CAPACITY 149
36815 1                   RADIO ENGN K13137//11 MASS//AUTOMATION ASSEMBLY SYSTEM 92

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 IEEE TRANSACTIONS ON ULTRASONICS FERROELECTRICS AND FREQUENCY CONTROL journal 1042530 13% 26% 1442
2 ACOUSTICS WoSSC 689128 47% 5% 5212
3 ULTRASONIC IMAGING journal 488201 3% 50% 343
4 ULTRASONICS journal 475526 7% 20% 833
5 FAST ULTRASOUND IMAGING address 229377 1% 90% 90
6 ULTRASOUND IN MEDICINE AND BIOLOGY journal 219016 6% 12% 667
7 JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA journal 123981 9% 4% 1024
8 CMUT authKW 95198 0% 82% 41
9 INSIGHT journal 94058 2% 15% 222
10 ULTRASONIC TRANSDUCER authKW 87875 1% 30% 104

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Acoustics 689128 47% 5% 5212
2 Audiology & Speech-Language Pathology 55674 9% 2% 1036
3 Materials Science, Characterization, Testing 37734 7% 2% 827
4 Radiology, Nuclear Medicine & Medical Imaging 32585 22% 1% 2409
5 Engineering, Electrical & Electronic 13996 23% 0% 2516
6 Instruments & Instrumentation 8887 10% 0% 1070
7 Engineering, Biomedical 8218 7% 0% 817
8 Robotics 1858 1% 1% 142
9 Physics, Applied 1440 10% 0% 1152
10 Engineering, General 1066 3% 0% 322

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 FAST ULTRASOUND IMAGING 229377 1% 90% 90
2 ACUST 37547 1% 24% 56
3 NIH OURCE MED ULTRASON TRANSDUCER TECHNOL 33270 0% 51% 23
4 BIOACOUST 32934 0% 24% 49
5 NIH TRANSDUCER OURCE 26334 0% 42% 22
6 MECH ACOUST METROL 22781 0% 62% 13
7 ULTRASON DIGITAL SIGNAL PROC 22656 0% 100% 8
8 PL ULTRASON 20137 0% 89% 8
9 ULTRASOUND GRP 16490 0% 45% 13
10 FL LIZZI BIOMED ENGN 16307 0% 52% 11

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 IEEE TRANSACTIONS ON ULTRASONICS FERROELECTRICS AND FREQUENCY CONTROL 1042530 13% 26% 1442
2 ULTRASONIC IMAGING 488201 3% 50% 343
3 ULTRASONICS 475526 7% 20% 833
4 ULTRASOUND IN MEDICINE AND BIOLOGY 219016 6% 12% 667
5 JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA 123981 9% 4% 1024
6 INSIGHT 94058 2% 15% 222
7 MATERIALS EVALUATION 55581 2% 11% 182
8 IEEE TRANSACTIONS ON SONICS AND ULTRASONICS 51274 1% 24% 75
9 RUSSIAN JOURNAL OF NONDESTRUCTIVE TESTING 29807 1% 8% 130
10 ACOUSTICAL PHYSICS 21428 1% 5% 143

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 ULTRASONIC IMAGING 116746 1% 36% 116 Search ULTRASONIC+IMAGING Search ULTRASONIC+IMAGING
2 CMUT 95198 0% 82% 41 Search CMUT Search CMUT
3 ULTRASONIC TRANSDUCER 87875 1% 30% 104 Search ULTRASONIC+TRANSDUCER Search ULTRASONIC+TRANSDUCER
4 TISSUE CHARACTERIZATION 84274 1% 22% 136 Search TISSUE+CHARACTERIZATION Search TISSUE+CHARACTERIZATION
5 CAPACITIVE MICROMACHINED ULTRASONIC TRANSDUCER CMUT 82218 0% 97% 30 Search CAPACITIVE+MICROMACHINED+ULTRASONIC+TRANSDUCER+CMUT Search CAPACITIVE+MICROMACHINED+ULTRASONIC+TRANSDUCER+CMUT
6 ULTRASONIC SENSOR 58953 1% 30% 70 Search ULTRASONIC+SENSOR Search ULTRASONIC+SENSOR
7 MEDICAL ULTRASOUND 58435 0% 61% 34 Search MEDICAL+ULTRASOUND Search MEDICAL+ULTRASOUND
8 ULTRASONIC TESTING 56162 1% 24% 84 Search ULTRASONIC+TESTING Search ULTRASONIC+TESTING
9 CODED EXCITATION 53340 0% 61% 31 Search CODED+EXCITATION Search CODED+EXCITATION
10 SYNTHETIC APERTURE 51845 0% 37% 49 Search SYNTHETIC+APERTURE Search SYNTHETIC+APERTURE

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 2


rank cluster_id2 link
1 990 LAMB WAVES//GUIDED WAVES//ULTRASONICS
2 1238 MICROBUBBLES//ULTRASOUND IN MEDICINE AND BIOLOGY//HIGH INTENSITY FOCUSED ULTRASOUND
3 2038 ELASTOGRAPHY//TRANSIENT ELASTOGRAPHY//LIVER STIFFNESS
4 3047 UNDERWATER ACOUSTIC COMMUNICATION//UNDERWATER SENSOR NETWORKS//TIME REVERSAL
5 3280 RENAL LENGTH//RENAL SIZE//MEDULLARY SPONGE KIDNEY
6 2655 ACOUSTIC LEVITATION//ACOUSTIC STREAMING//PIEZOELECTRIC FAN
7 4212 RUSSIAN JOURNAL OF NONDESTRUCTIVE TESTING//ELECTROMAGNETIC ACOUSTIC TRANSFORMATION//FOCUSING DISTANCE
8 2618 MICROWAVE IMAGING//INVERSE SCATTERING//MICROWAVE TOMOGRAPHY
9 3404 ACOUSTO OPTICS//ACOUSTO OPTIC TUNABLE FILTER//ACOUSTOOPT
10 3312 DOPPLER SIGNAL//DOPPLER HEART SOUNDS//ERYTHEMATO SQUAMOUS DISEASES

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