Class information for:
Level 1: STAR SENSOR//STAR TRACKER//ATTITUDE DETERMINATION

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
12850 877 18.3 40%


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
488 3       JOURNAL OF GEODESY//GRACE//GPS SOLUTIONS 23184
1351 2             IEEE TRANSACTIONS ON AEROSPACE AND ELECTRONIC SYSTEMS//PARTICLE FILTER//TARGET TRACKING 8293
12850 1                   STAR SENSOR//STAR TRACKER//ATTITUDE DETERMINATION 877

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 STAR SENSOR authKW 928413 5% 67% 40
2 STAR TRACKER authKW 745306 4% 63% 34
3 ATTITUDE DETERMINATION authKW 649499 6% 37% 50
4 ATTITUDE ESTIMATION authKW 433354 4% 33% 38
5 SUN SENSOR authKW 402468 2% 68% 17
6 GUIDANCE NAVIGAT CONTROL SYST ENGN BRANCH address 351065 1% 92% 11
7 JOURNAL OF THE ASTRONAUTICAL SCIENCES journal 292650 10% 10% 87
8 STAR IDENTIFICATION authKW 248684 1% 71% 10
9 JOURNAL OF GUIDANCE CONTROL AND DYNAMICS journal 226196 22% 3% 193
10 GYRO BIAS authKW 145067 1% 83% 5

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 Engineering, Aerospace 122319 57% 1% 496
2 Instruments & Instrumentation 8740 31% 0% 276
3 Automation & Control Systems 2479 11% 0% 99
4 Engineering, Electrical & Electronic 724 19% 0% 165
5 Optics 487 11% 0% 97
6 Telecommunications 312 6% 0% 49
7 Engineering, Marine 216 1% 0% 8
8 Robotics 174 1% 0% 12
9 Engineering, General 108 3% 0% 28
10 Electrochemistry 53 3% 0% 24

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 GUIDANCE NAVIGAT CONTROL SYST ENGN BRANCH 351065 1% 92% 11
2 FLIGHT DYNAM ANAL BRANCH 131225 1% 54% 7
3 SATELLITE CONTROL 92841 0% 67% 4
4 GUIDANCE NAVIGAT CONTROL 73721 1% 35% 6
5 NAVIGAT CONTROL SYST ENGN BRANCH 69633 0% 100% 2
6 SPACECRAFT ATTITUDE SECT 69633 0% 100% 2
7 MBT 44761 0% 43% 3
8 DIPARTIMENTO SCI INGN SPAZIO 42846 0% 31% 4
9 SPACE PROGRAMS 39165 0% 38% 3
10 AERONAUT ENGN ENGN MECH 34817 0% 100% 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 THE ASTRONAUTICAL SCIENCES 292650 10% 10% 87
2 JOURNAL OF GUIDANCE CONTROL AND DYNAMICS 226196 22% 3% 193
3 ACTA ASTRONAUTICA 23316 7% 1% 62
4 IEEE TRANSACTIONS ON AEROSPACE AND ELECTRONIC SYSTEMS 15673 5% 1% 44
5 TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES 6921 1% 2% 13
6 SPACE TECHNOLOGY-INDUSTRIAL AND COMMERCIAL APPLICATIONS 6546 0% 5% 4
7 PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART G-JOURNAL OF AEROSPACE ENGINEERING 4017 2% 1% 14
8 AEROSPACE SCIENCE AND TECHNOLOGY 3264 2% 1% 14
9 OPTICAL ENGINEERING 2220 3% 0% 30
10 IEEE AEROSPACE AND ELECTRONIC SYSTEMS MAGAZINE 2145 1% 1% 8

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 STAR SENSOR 928413 5% 67% 40 Search STAR+SENSOR Search STAR+SENSOR
2 STAR TRACKER 745306 4% 63% 34 Search STAR+TRACKER Search STAR+TRACKER
3 ATTITUDE DETERMINATION 649499 6% 37% 50 Search ATTITUDE+DETERMINATION Search ATTITUDE+DETERMINATION
4 ATTITUDE ESTIMATION 433354 4% 33% 38 Search ATTITUDE+ESTIMATION Search ATTITUDE+ESTIMATION
5 SUN SENSOR 402468 2% 68% 17 Search SUN+SENSOR Search SUN+SENSOR
6 STAR IDENTIFICATION 248684 1% 71% 10 Search STAR+IDENTIFICATION Search STAR+IDENTIFICATION
7 GYRO BIAS 145067 1% 83% 5 Search GYRO+BIAS Search GYRO+BIAS
8 DIGITAL SUN SENSOR 139266 0% 100% 4 Search DIGITAL+SUN+SENSOR Search DIGITAL+SUN+SENSOR
9 LOW FREQUENCY ERROR 139266 0% 100% 4 Search LOW+FREQUENCY+ERROR Search LOW+FREQUENCY+ERROR
10 ATTITUDE ALGORITHMS 111411 0% 80% 4 Search ATTITUDE+ALGORITHMS Search ATTITUDE+ALGORITHMS

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 CRASSIDIS, JL , MARKLEY, FL , CHENG, Y , (2007) SURVEY OF NONLINEAR ATTITUDE ESTIMATION METHODS.JOURNAL OF GUIDANCE CONTROL AND DYNAMICS. VOL. 30. ISSUE 1. P. 12 -28 33 66% 317
2 LUO, LY , XU, LP , ZHANG, H , (2015) AN AUTONOMOUS STAR IDENTIFICATION ALGORITHM BASED ON ONE-DIMENSIONAL VECTOR PATTERN FOR STAR SENSORS.SENSORS. VOL. 15. ISSUE 7. P. 16412 -16429 22 96% 1
3 YAN, JY , JIANG, J , ZHANG, GJ , (2016) DYNAMIC IMAGING MODEL AND PARAMETER OPTIMIZATION FOR A STAR TRACKER.OPTICS EXPRESS. VOL. 24. ISSUE 6. P. 5961 -5983 16 100% 1
4 SUN, T , XING, F , WANG, XC , YOU, Z , CHU, DP , (2016) AN ACCURACY MEASUREMENT METHOD FOR STAR TRACKERS BASED ON DIRECT ASTRONOMIC OBSERVATION.SCIENTIFIC REPORTS. VOL. 6. ISSUE . P. - 17 85% 2
5 MARKLEY, FL , (2009) LESSONS LEARNED.JOURNAL OF THE ASTRONAUTICAL SCIENCES. VOL. 57. ISSUE 1-2. P. 3 -29 22 85% 4
6 LIU, CS , HU, LH , LIU, GB , YANG, B , LI, AJ , (2015) KINEMATIC MODEL FOR THE SPACE-VARIANT IMAGE MOTION OF STAR SENSORS UNDER DYNAMICAL CONDITIONS.OPTICAL ENGINEERING. VOL. 54. ISSUE 6. P. - 15 88% 7
7 SUN, T , XING, F , WANG, XC , LI, J , WEI, MS , YOU, Z , (2016) EFFECTIVE STAR TRACKING METHOD BASED ON OPTICAL FLOW ANALYSIS FOR STAR TRACKERS.APPLIED OPTICS. VOL. 55. ISSUE 36. P. 10335 -10340 17 85% 0
8 AINSCOUGH, T , ZANETTI, R , CHRISTIAN, J , SPANOS, PD , (2015) Q-METHOD EXTENDED KALMAN FILTER.JOURNAL OF GUIDANCE CONTROL AND DYNAMICS. VOL. 38. ISSUE 4. P. 752 -760 14 93% 6
9 SOMMER, H , FORBES, JR , SIEGWART, R , FURGALE, P , (2016) CONTINUOUS-TIME ESTIMATION OF ATTITUDE USING B-SPLINES ON LIE GROUPS.JOURNAL OF GUIDANCE CONTROL AND DYNAMICS. VOL. 39. ISSUE 2. P. 242 -261 23 56% 1
10 MA, LH , BERNELLI-ZAZZERA, F , JIANG, GW , WANG, XS , HUANG, ZS , QIN, SQ , (2016) REGION-CONFINED RESTORATION METHOD FOR MOTION-BLURRED STAR IMAGE OF THE STAR SENSOR UNDER DYNAMIC CONDITIONS.APPLIED OPTICS. VOL. 55. ISSUE 17. P. 4621 -4631 12 100% 1

Classes with closest relation at Level 1


Rank Class id link
1 6111 ATTITUDE CONTROL//FLEXIBLE SPACECRAFT//ATTITUDE TRACKING
2 24361 X RAY PULSAR//X RAY PULSAR BASED NAVIGATION//PULSAR NAVIGATION
3 4690 INERTIAL NAVIGATION//INERTIAL NAVIGATION SYSTEM//NAV ENGN
4 31622 ELECTRIC THRUSTERS//MAGNETORQUER//DEPLOYABLE SOLAR PANELS
5 10194 INERTIAL SENSORS//PEDESTRIAN DEAD RECKONING//AMBULATORY SYSTEM
6 26001 MOVING HORIZON ESTIMATION//CONSTRAINED STATE ESTIMATION//MOVING HORIZON ESTIMATION MHE
7 8453 FORMATION FLYING//JOURNAL OF GUIDANCE CONTROL AND DYNAMICS//SPACECRAFT FORMATION FLYING
8 35271 AUTOMAT CONTROL ENGN//DEFECT CLASSIFIER//ANALOG AND DIGITAL SIGNALS
9 35420 INCREMENTAL STABILITY//CONTRACTION THEORY//REACTION DIFFUSION PDES
10 11203 FLUXGATE//FLUXGATE SENSOR//MAGNETOMETER

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