Class information for:
Level 1: MEDICAL PHYSICS//OUTPUT FACTOR//SMALL FIELDS

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
1106 2849 23.0 62%


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
6 4 GASTROENTEROLOGY & HEPATOLOGY//ONCOLOGY//SURGERY 1371034
174 3       RADIAT ONCOL//MEDICAL PHYSICS//HEAD AND NECK CANCER 58342
194 2             MEDICAL PHYSICS//PHYSICS IN MEDICINE AND BIOLOGY//RADIAT ONCOL 21467
1106 1                   MEDICAL PHYSICS//OUTPUT FACTOR//SMALL FIELDS 2849

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 MEDICAL PHYSICS journal 933389 35% 9% 989
2 OUTPUT FACTOR authKW 672347 3% 78% 80
3 SMALL FIELDS authKW 516358 2% 75% 64
4 SURFACE DOSE authKW 371587 2% 65% 53
5 PHYSICS IN MEDICINE AND BIOLOGY journal 369793 21% 6% 612
6 DOSE CALCULATION authKW 369174 4% 34% 101
7 SMALL FIELD DOSIMETRY authKW 334111 2% 64% 49
8 FLATTENING FILTER FREE authKW 323900 2% 66% 46
9 HEAD SCATTER authKW 228604 1% 89% 24
10 JOURNAL OF APPLIED CLINICAL MEDICAL PHYSICS journal 182958 5% 11% 154

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 Radiology, Nuclear Medicine & Medical Imaging 146392 86% 1% 2459
2 Engineering, Biomedical 23921 23% 0% 661
3 Oncology 2564 17% 0% 489
4 Nuclear Science & Technology 1250 7% 0% 195
5 Instruments & Instrumentation 39 2% 0% 59
6 Physics, Nuclear 36 2% 0% 54
7 Medical Informatics 10 0% 0% 11
8 Physics, Atomic, Molecular & Chemical 8 2% 0% 60
9 Spectroscopy 1 1% 0% 24
10 Physics, Particles & Fields 0 1% 0% 30

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 MED PHYS 90716 12% 3% 328
2 NCTEAM 70899 1% 44% 15
3 RADIAT ONCOL 68748 23% 1% 648
4 RADIAT PHYS 58484 5% 4% 136
5 SERV FIS PROTECC RADIOL 51051 0% 53% 9
6 MED PHYS UNIT 49683 2% 8% 56
7 SERV RADIOFIS 37651 1% 23% 15
8 MED RADIAT PHYS 35455 2% 5% 61
9 ABT MED PHYS 34421 1% 21% 15
10 MONTREAL GEN HOSP L5 113 33484 0% 63% 5

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 MEDICAL PHYSICS 933389 35% 9% 989
2 PHYSICS IN MEDICINE AND BIOLOGY 369793 21% 6% 612
3 JOURNAL OF APPLIED CLINICAL MEDICAL PHYSICS 182958 5% 11% 154
4 MEDICAL DOSIMETRY 46193 2% 8% 52
5 PHYSICA MEDICA-EUROPEAN JOURNAL OF MEDICAL PHYSICS 42628 2% 6% 63
6 RADIOTHERAPY AND ONCOLOGY 35200 5% 2% 140
7 AUSTRALASIAN PHYSICAL & ENGINEERING SCIENCES IN MEDICINE 20415 1% 6% 31
8 PHYSICA MEDICA 18203 1% 7% 25
9 INTERNATIONAL JOURNAL OF RADIATION ONCOLOGY BIOLOGY PHYSICS 16934 6% 1% 166
10 ZEITSCHRIFT FUR MEDIZINISCHE PHYSIK 15255 1% 7% 21

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 OUTPUT FACTOR 672347 3% 78% 80 Search OUTPUT+FACTOR Search OUTPUT+FACTOR
2 SMALL FIELDS 516358 2% 75% 64 Search SMALL+FIELDS Search SMALL+FIELDS
3 SURFACE DOSE 371587 2% 65% 53 Search SURFACE+DOSE Search SURFACE+DOSE
4 DOSE CALCULATION 369174 4% 34% 101 Search DOSE+CALCULATION Search DOSE+CALCULATION
5 SMALL FIELD DOSIMETRY 334111 2% 64% 49 Search SMALL+FIELD+DOSIMETRY Search SMALL+FIELD+DOSIMETRY
6 FLATTENING FILTER FREE 323900 2% 66% 46 Search FLATTENING+FILTER+FREE Search FLATTENING+FILTER+FREE
7 HEAD SCATTER 228604 1% 89% 24 Search HEAD+SCATTER Search HEAD+SCATTER
8 DOSE CALCULATION ALGORITHM 172874 1% 73% 22 Search DOSE+CALCULATION+ALGORITHM Search DOSE+CALCULATION+ALGORITHM
9 WEDGE FACTOR 150693 1% 94% 15 Search WEDGE+FACTOR Search WEDGE+FACTOR
10 HEAD SCATTER FACTOR 150025 0% 100% 14 Search HEAD+SCATTER+FACTOR Search HEAD+SCATTER+FACTOR

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 CHETTY, IJ , CURRAN, B , CYGLER, JE , DEMARCO, JJ , EZZELL, G , FADDEGON, BA , KAWRAKOW, I , KEALL, PJ , LIU, H , MA, CMC , ET AL (2007) REPORT OF THE AAPM TASK GROUP NO. 105: ISSUES ASSOCIATED WITH CLINICAL IMPLEMENTATION OF MONTE CARLO-BASED PHOTON AND ELECTRON EXTERNAL BEAM TREATMENT PLANNING.MEDICAL PHYSICS. VOL. 34. ISSUE 12. P. 4818-4853 169 87% 187
2 ZHU, TC , AHNESJO, A , LAM, KL , LI, XA , MA, CMC , PALTA, JR , SHARPE, MB , THOMADSEN, B , TAILOR, RC , (2009) REPORT OF AAPM THERAPY PHYSICS COMMITTEE TASK GROUP 74: IN-AIR OUTPUT RATIO, S-C, FOR MEGAVOLTAGE PHOTON BEAMS.MEDICAL PHYSICS. VOL. 36. ISSUE 11. P. 5261 -5291 103 90% 27
3 AHNESJO, A , ASPRADAKIS, MM , (1999) DOSE CALCULATIONS FOR EXTERNAL PHOTON BEAMS IN RADIOTHERAPY.PHYSICS IN MEDICINE AND BIOLOGY. VOL. 44. ISSUE 11. P. R99-R155 145 70% 192
4 VERHAEGEN, F , SEUNTJENS, J , (2003) MONTE CARLO MODELLING OF EXTERNAL RADIOTHERAPY PHOTON BEAMS.PHYSICS IN MEDICINE AND BIOLOGY. VOL. 48. ISSUE 21. P. R107-R164 120 74% 140
5 DAS, IJ , CHENG, CW , WATTS, RJ , AHNESJO, A , GIBBONS, J , LI, XA , LOWENSTEIN, J , MITRA, RK , SIMON, WE , ZHU, TC , (2008) ACCELERATOR BEAM DATA COMMISSIONING EQUIPMENT AND PROCEDURES: REPORT OF THE TG-106 OF THE THERAPY PHYSICS COMMITTEE OF THE AAPM.MEDICAL PHYSICS. VOL. 35. ISSUE 9. P. 4186 -4215 113 62% 78
6 GIBBONS, JP , ANTOLAK, JA , FOLLOWILL, DS , HUQ, MS , KLEIN, EE , LAM, KL , PALTA, JR , ROBACK, DM , REID, M , KHAN, FM , (2014) MONITOR UNIT CALCULATIONS FOR EXTERNAL PHOTON AND ELECTRON BEAMS: REPORT OF THE AAPM THERAPY PHYSICS COMMITTEE TASK GROUP NO. 71.MEDICAL PHYSICS. VOL. 41. ISSUE 3. P. - 75 82% 7
7 REYNAERT, N , VAN DER MARCK, SC , SCHAART, DR , VAN DER ZEE, W , VAN VLIET-VROEGINDEWEIJ, C , TOMSEJ, M , JANSEN, J , HEIJMEN, B , COGHE, M , DE WAGTER, C , (2007) MONTE CARLO TREATMENT PLANNING FOR PHOTON AND ELECTRON BEAMS.RADIATION PHYSICS AND CHEMISTRY. VOL. 76. ISSUE 4. P. 643-686 81 80% 60
8 DAS, IJ , DING, GX , AHNESJO, A , (2008) SMALL FIELDS: NONEQUILIBRIUM RADIATION DOSIMETRY.MEDICAL PHYSICS. VOL. 35. ISSUE 1. P. 206-215 68 68% 190
9 GEORG, D , KNOOS, T , MCCLEAN, B , (2011) CURRENT STATUS AND FUTURE PERSPECTIVE OF FLATTENING FILTER FREE PHOTON BEAMS.MEDICAL PHYSICS. VOL. 38. ISSUE 3. P. 1280 -1293 70 65% 92
10 HOGSTROM, KR , ALMOND, PR , (2006) REVIEW OF ELECTRON BEAM THERAPY PHYSICS.PHYSICS IN MEDICINE AND BIOLOGY. VOL. 51. ISSUE 13. P. R455 -R489 90 65% 49

Classes with closest relation at Level 1


Rank Class id link
1 32689 COMPENSATORS//FIELD MATCHING//JAW CALIBRATION
2 32739 BACKSCATTER RADIATION//BEAMNRC EGSNRC CODES//THERMOLUMINESCENT DOSIMETRY TLD
3 11380 IONIZATION CHAMBER//PHYSICS IN MEDICINE AND BIOLOGY//ABSORBED DOSE TO WATER
4 5119 EPID//IN VIVO DOSIMETRY//PORTAL DOSIMETRY
5 13124 RADIOCHROMIC FILM//FILM DOSIMETRY//RADIOCHROMIC FILM DOSIMETRY
6 1938 MULTILEAF COLLIMATOR//IMRT//INVERSE PLANNING
7 18598 X RAY SPECTRUM//SECAO TECN DESENVOLVIMENTO TECNOL SAUDE//ATTENUATION CURVES
8 19769 LINAC MR//MRI LINAC//MR LINAC
9 28915 VIRTUAL SIMULATION//BEAMS EYE VIEW DISPLAY//VERTEX FIELD
10 15622 GEL DOSIMETRY//POLYMER GEL DOSIMETRY//3D DOSIMETRY

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