Class information for:
Level 1: HARD DISK DRIVE//HARD DISK DRIVE HDD//DUAL STAGE ACTUATOR

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
9341 1096 13.6 50%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
1133 9160 JOURNAL OF TRIBOLOGY-TRANSACTIONS OF THE ASME//JOURNAL BEARINGS//TRIBOLOGY TRANSACTIONS

Terms with highest relevance score


Rank Term Type of term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 HARD DISK DRIVE Author keyword 48 31% 12% 129
2 HARD DISK DRIVE HDD Author keyword 30 49% 4% 45
3 DUAL STAGE ACTUATOR Author keyword 29 75% 2% 21
4 HARD DISK DRIVES Author keyword 28 40% 5% 56
5 DISK FLUTTER Author keyword 27 92% 1% 11
6 HARD DISK DRIVES HDDS Author keyword 20 56% 2% 24
7 DUAL STAGE ACTUATOR DSA Author keyword 15 88% 1% 7
8 DUAL STAGE SERVO Author keyword 15 88% 1% 7
9 HEAD ACTUATOR ASSEMBLY Author keyword 14 100% 1% 7
10 DUAL STAGE ACTUATION SYSTEM Author keyword 11 100% 1% 6

Web of Science journal categories

Author Key Words


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class		 LCSH search Wikipedia search
1 HARD DISK DRIVE 48 31% 12% 129 Search HARD+DISK+DRIVE Search HARD+DISK+DRIVE
2 HARD DISK DRIVE HDD 30 49% 4% 45 Search HARD+DISK+DRIVE+HDD Search HARD+DISK+DRIVE+HDD
3 DUAL STAGE ACTUATOR 29 75% 2% 21 Search DUAL+STAGE+ACTUATOR Search DUAL+STAGE+ACTUATOR
4 HARD DISK DRIVES 28 40% 5% 56 Search HARD+DISK+DRIVES Search HARD+DISK+DRIVES
5 DISK FLUTTER 27 92% 1% 11 Search DISK+FLUTTER Search DISK+FLUTTER
6 HARD DISK DRIVES HDDS 20 56% 2% 24 Search HARD+DISK+DRIVES+HDDS Search HARD+DISK+DRIVES+HDDS
7 DUAL STAGE ACTUATOR DSA 15 88% 1% 7 Search DUAL+STAGE+ACTUATOR+DSA Search DUAL+STAGE+ACTUATOR+DSA
8 DUAL STAGE SERVO 15 88% 1% 7 Search DUAL+STAGE+SERVO Search DUAL+STAGE+SERVO
9 HEAD ACTUATOR ASSEMBLY 14 100% 1% 7 Search HEAD+ACTUATOR+ASSEMBLY Search HEAD+ACTUATOR+ASSEMBLY
10 DUAL STAGE ACTUATION SYSTEM 11 100% 1% 6 Search DUAL+STAGE+ACTUATION+SYSTEM Search DUAL+STAGE+ACTUATION+SYSTEM

Key Words Plus


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 HARD DISK DRIVES 31 35% 7% 72
2 FIXED CYLINDRICAL ENCLOSURE 19 80% 1% 12
3 COROTATING DISKS 19 70% 1% 16
4 MAGNETIC DISK DRIVES 19 76% 1% 13
5 HDD 18 61% 2% 19
6 MICROACTUATOR 17 27% 5% 54
7 PIEZOELECTRIC MICROACTUATOR 15 67% 1% 14
8 RUNOUT COMPENSATION 15 73% 1% 11
9 DROP TEST SIMULATION 14 100% 1% 7
10 HEAD POSITIONING CONTROL 14 100% 1% 7

Journals


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 JOURNAL OF INFORMATION STORAGE AND PROCESSING SYSTEMS 9 29% 2% 26

Reviews


Title Publ. year Cit. Active
references		 % act. ref.
to same field
Korean content management in e-higher education: Here and hereafter 2006 1 2 100%

Address terms


Rank Address term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 MECH MICROSYST 9 33% 2.1% 23
2 ASTAR 4 22% 1.6% 18
3 DATA STORAGE RETRIEVAL SYST 4 22% 1.4% 15
4 MECH MICRO SYST 3 39% 0.6% 7
5 PREM 3 20% 1.4% 15
6 HDD DEV 3 57% 0.4% 4
7 HDD 1 2 67% 0.2% 2
8 MECHATRON MICRO SYST GRP 2 67% 0.2% 2
9 SERVO ELECT GRP 2 67% 0.2% 2
10 MECHATRON RECORDING CHANNEL 2 50% 0.3% 3

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000295457 FLUID DYNAMIC BEARINGS FDBS//GEOMETRICAL OPTIMUM DESIGN//PREM
2 0.0000222608 RESET CONTROL//RESET CONTROL SYSTEMS//DISCRETE TIME RESET CONTROL SYSTEMS
3 0.0000100282 FRICTION COMPENSATION//DISTURBANCE OBSERVER BASED CONTROL//DISTURBANCE OBSERVER
4 0.0000092233 SQUEAL//BRAKE SQUEAL//DISC BRAKE SQUEAL
5 0.0000078901 OUTPUT REGULATION//PL CONTROL COMP//MULTIPLE NARROW BAND DISTURBANCES
6 0.0000078437 ROTOR STATOR CAVITY//ROTOR STATOR SYSTEM//THERMOFLUID SYST UTC
7 0.0000067137 HEAD DISK INTERFACE//COMP MECH//FLYING HEIGHT
8 0.0000065452 OPT MEMORY ENGN//LAND GROOVE RECORDING//DIGITAL VERSATILE DISC
9 0.0000058292 CHEAP CONTROL//AILAMAZYAN PROGRAM SYST//PERFORMANCE LIMITATIONS
10 0.0000056228 ITERATIVE LEARNING CONTROL//ITERATIVE LEARNING CONTROL ILC//REPETITIVE CONTROL