Database of "in vivo" measurements for quantitative microwave imaging and reconstruction algorithms available

ADVANCED DEVELOPMENTS IN RADAR 1-7 Decembe 1995. Wasliing on, D.C. Con inuing Enginec ing Educa ion P og am. Geo ge Washing on Uni e si y. Academic Cen e , Room T-308,801 22ud S ee NW, Washing on. DC 20052. Tel: (800) 124-9773 (US); (800) 535-4567 (Canada); Fax: (202) 872-0615; e-mail: ceepin o~seas.gwu.edu. MODERN TARGET SIGNATURE MEASUREMENT, EXSLOITATION AND COHERENT SIGNAL PROCESSTNG 8-10 Janua y 1996, Washing on. DC. 27-29 Ma ch 1996. Washing on. DC. Johiis Hopkins Uni e si y, Whi ing School o Enginee ing, O gaiiiza ioiial E ec i eness Ins i u e, 145 15 Ba kwood D i e, Rock ille, MD 208.53. Tcl: (800) 683-7267. o (301) 871-9608; Fax: (301) 871-1942: E-mail: in o.ociQapl.jhu.edu. COMPUTATIONAL TECHNIQUES FOR EM APPLICATIONS 1-4 Ap il 1996, Camb idge. England (Lec u e s: J. B. Da ies, R. D. G aglia, R. Mi a. D. R. Wil on). J.B. Dayics. Dep . o Elec ical Enginec ing, Uni e si y College London. To ing on Place, London WClE 7JE, England. Tel: (1440) 44-17 1-388-7819; e-mail: b.da ies~cleceiig.ucl.ac.uk; o D . Raj Mi a, D . Raj Mi a. Tcl: (217) 333-1200: Fax (217) 333-8986; e-niail: mi a~decwa.ece.uiuc.edu. , AP-S VIDEO COURSES QUASI-OPTICAL SYSTEM DESIGN FOR MILLIMETER WAVELENGTHS, by Paul F. Goldsmi h. one I-hou ape plus bookle . O de Numbe HVO 021 1-3, $59.95 plus $5.00 shipping & handling. PATTERN SYNTHESIS FOR ANTENNA ARRAYS. by Robe S. Ellio , one 1.5-hou ape plus no es, O de Numbe EVO 1036, $25.00. ADAPTIVE PROCESSING ANTENNA SYSTEMS, by William F. Gab iel, wo apes (3 hou s) plus no es, O dc Nunibe EVO 4051, $40.00. LATERAL ELECTROMAGNETIC WAVES, by Ronald W.P. King, wo apes (4 hou s), O dc Numbc EVO 4010. $30.00. LAWRENCE LIVERMORE NATIONAL LABORATORY MOVIE PROJECT. by R.W Colc and E.K Mille (cds.). wo apcs (2.5 hou s) plus no es. O de Numbc EVO 1044. $50.00. ANTENNA FAR-FIELD PATTERNS FROM NEAR-FIELD MEASUREMENTS. by Yahy Ralima -Samii. one 1.25-hou ape. O de Numbe EVO 4028. $15.00. A PRIMER ON THE REFLECTOR ANTENNA ART, by Willa d V. T. Rusch. wo apcs (3 hou s). O dc Numbe EVO 4085. $30.00. 11111111111111111111111111111111111111111111111111111111111111111111111111111 Da abase O “In Vi o” Measu emen s o Quan i a i e Mic owa e Imaging and Recons uc ion Algo i hms A ailable [Edi o ’s no e The a ailabili y o he ollowing expe imen al da a, app op ia e o use in es ing quan i a i e imaging and econs uc- ion algo i hms, was announced a he join AP-S/URSI-AB Special Session on “Image Recons uc ion om Real Da a,” o ganized a he Newpo Beach Symposium by Bob McGahan, Ralph Kleinman, and Mike Fiddy The da a se used as a common es o he algo i hms discussed- he so-called “Ipswich Da a”-may s ill be a ailable om Bob McGahan (see his add ess, e c in he Chap e News column in his issue) Such da a se s, pa icula ly when based on ca e dly made and documen ed measu emen s, a e e y aluable o es ing bo h di ec - and in e se-sca e ing p edic ion and econ- s uc ion algo i hms The Mngnzim in i es hose wo ke s who ha e such da a se s, and a e willing o sha e hem, o submi an announcemen and desc ip ion, such as ha gi en below, o publi- ca ion in he Mngnz iie WRS] Wo ke s in Spain and F ance ha e de eloped equipmen and a se ies o econs uc ion algo i hms o mic owa poses Special a en ion has been de o ed in hi in asi e con ol o deep hype he mia ea men s a e cu en ly engaged in a p og am aiming o in ci cula scanne o he coaxial TEM applica ion Hospi al o U ech (NL) Bo h g oups ha e de elo al p o o ypes, namely a plana -mic owa e came a [ F ance, and a ci cula scanne , in Spain [2] They ha e also de el- oped he co esponding omog aphic- econs uc ion algo i hms o quali a i e spec al and quan i a i e spa ial i e a i e pu poses [3-51 As a esul , a se ies o simula ed and measu ed da a a e a ailable I seems in e es ing o ex end hese da a o o he wo ke s o assess- ing he o e all obus ness o quan i a i e econs uc ion algo i hms A p esen , his da abase con ai wan o use i , please con ac De ails on how o access he d he da a, ollow How o access he da a The da a iles can be e ie ed om an FTP se e by he ol- lowing scheme ( he README.DOC ile con ains ex simila o he abo e, desc ibing he da a) $ p ol o .upc.es 220 ol o FTP se e (Ve sion 16 2 Mo Ap 29 20 45 42 GMT Connec ed o VOLTOR UPC ES Name (VOLTOR UPC ES nadine) anonymous 33 1 Gues login ok, send iden as passwo d Passwo d 230 Gues login ok, access es ic ions apply FTP> cd publBIOTMA 250 CWD command successhl FTP> ascii 1991) eady IEEE An ennas and P opaga ion Magazine, Vol. 37, No. 5, Oc obe 1995 87 200 Type se o A FTP> ge README.DOC 200 PORT command success ul 150 Opening ASCII mode da a connec ion o README (5046 226 T ans e comple e local READAE DOC emo e README DOC 5046 by es ecei ed in 00 00 15 35 seconds by es) The da a You should ob ain he ollowing iles: READMZDOC FANTCENT. ASC BRAGREG.ASC Each o he iles wi h he .ASC ex ension a e sca e ed ields meas- u ed in he cylind ical sys em. The da a in FANTCENT.ASC we e ob ained om a phan om consis ing o wo Plexiglas cylinde s, illed wi h di e en concen a ions o e hyl alcohol, as explained below. Dimensions a e zi en in millime e s. Figu es 1 and 2. show he phan om o which he measu emen s we e aken, and a econ- s uc ion ob ained om i Cylinde A was illed wi h a 96% solu- ion o e hyl alcohol, wi h E* = 10.-j8.3. Cylinde B was illed wi h a 4% e hyl alcohol solu ion, wi h E*= 73.-jl1. The da a in BRAGREG.ASC we e aken om a human o ea m. File o ma All da a lies con ain a ma ix o 64 x 64 complex da a alues. The iles a e w i en in ASCII ex , so you can inspec he da a wi h a ex edi o . The e is no heade : jus da a. Each complex elemen is w i en in a line as loa ing-poin ex , in he o ma [ eal pa ] [imagina y pa ] pai o an enna numbe s 0.0 0.0 (0,O) 0.0 0.0 (0>1) ... .... .... 2.301653e-1 -6.499484e-1 (0,17) .... .... .... 0.0 0.0 (64,641 111 n mi i a ion The ield ampli ude co esponds o an inciden cylind ical wa e, p oduced by an axial cu en o I= 1 A: whe e I = I, I is he dis ance be ween he emi e and he poin whe e he ield is e alua ed, k, is he wa enumbe o he imme - sion medium, o is he pulsa ion, Ho is he second-o de Hankel unc ion, and ,u0 is he acuum pe meabili y The ci cula a ay is composed o 64 de ec o s. Hence, a maximum o 64 iews can be used o he econs uc ion. A iew is ob ained by using one an enna as an emi e , and 33 as ecei e s loca ed on he opposi e side, on a semici cle, as shown in Figu e 3. The adius o he a ay is 0.125 m; he equency is 2.33 GHz; and 0 "e = 77 3 -1 8 66 PVC #E+= 2.73 -1 0 01 1 Cyhiie A 95 E hyW Alcohol jcyh de B) Figu e 1. The phan om used o he measu emen s. TS5.C + 0.5.C - =(2.330*0.001) CHZ spa ial es . A=3 5mm - 33 mei e s- 64 kw3 Figu e 2. A econs uc ion ob ained om he phan om da a. 4 Figu e 3. The a angemen o he ansmi ing and ecei ing an enna loca ions a ound he phan om. No e ha when each an enna is used as a ansmi e , 33 o he an ennas a e used as ecei e s. he complex pe mi i i y o wa e a 25" C is aken o be 77.3 - j8.66 . Re e ences 1 J Ch Bolomey, Ch Picho , "Mic owa e omog aphy om he- o y o p ac ical imaging sys ems," I~i eenm o~ml Jozinml o hag- ig Sys enis Tech iology, 2, 1990, pp 144-156 88 IEEE An ennas and P opaga ion Magazine, Vol. 37, No. 5, Oc obe 1995 2. A. B oque as, J. Romeu e al., “Cylind ical Geome y: A Fu he S ep in Ac i e Mic owa e Tomog aphy,” IEEE T ansac ions on Mic owme Theo y aiid Techniques, MTT-39, 5, May 1991, pp. 836-844. 3. J. M. &us, Ch. Pieho , L. Jo e, J. Ch. Bolomey, N. Joachimowicz, A.B oque as, M. Fe ando, “Plana and cylind ical ac i e mic owa e empe a u e imaging. Niiniei?cal siimiln ions, ” ZEEE T aiisac iom on Medical Iimgiiig, 11, 4, Decembe 1992, pp. 457-469. 4. A. B oque as, J. J. Mallo qui e al., “Ac i e Mic owa e Sensing o Highly Con as ed Dielec ic Bodies,” Joimal o EM Wa es aid Applica ioils, 7, 11, No embe 1993, pp. 1439-1453. 5 N. Joachimowicz, Ch Pieho , J P Hugonin, “In e se sca e ing an i e a i e nume ical me hod o elec omagne ic imaging,” ZEEE T ansaclioin on Aii e 7iins a id P opaga ion, AP-39, 12, Decembe 1991, pp 1742-1752 Jo di J. Mallo qui G up A. M. R., Depa men o Signal Theo y and Communica ions Uni e si a Poli ecnica de Ca alunya C/ G an Capi a s/n, D3 08034 Ba celona Spain E-mail: [email p o ec ed] N. Joachimowicz, J. Ch. Bolomey [email p o ec ed] G oupe de Elec omagne isine Ecole Supe ieu e d’Elec ici e Pla eau du Moulon, 91 190 Gi -su -Y e e F ance E-mail: [email p o ec ed] SLJPELECLSS An oni P. B oque as G up A. M. R., Depa men o Signal Theo y and Communica ions Uni e si a Poli ecnica de Ca alunya C/ G an Capi a s/n, D3 08034 Ba celona Spain 111111111111111l1111lllllllllllllllllllllllllllllllllllllllllllllllllllllllll Repo on 15 h In e na ional Symposium on Elec omagne ic Theo y E e y h ee yea s, Commission B o URSI (Fields and Wa es) o ganizes a symposium dedica ed o he heo y o elec o- magne ism I is he leading e en -wo ldwide, bu o he US- o all esea che s ac i e in he ield The 15 h symposium was held in Sain Pe e sbu g, Russia, May 23-26, 1995 This yea ’s e en was o med om 32 sessions, which co e ed he ollowing main a eas Wa e p opaga ion in a wide a ie y o media, linea and nonlinea , aniso opic and bi-aniso opic, chi al, composi e, wi h pe iodic and s ochas ic inhomogenei ies, enclosed wi hin wa eguides, e c.; Fo wa d and in e se sca e ing, including mic owa e imaging, wi h a ious kinds o e lec ing obs acles and su aces; Compu a ion echniques: nume ical, asymp o ic, FDTD, ansien esponses; Basic elec omagne ic heo y; Mos a ie ies o an ennas: ape u es, ho ns, e lec o s, slo s, pa ches, dipoles, a ays, esona o s, oge he wi h analysis and syn hesis echniques The e en las ed ou days, wi h ou mo ning and a e noon sessions in pa allel, including wo pos e sessions The Technical P og am Commi ee had selec ed some 300 pape s among he 456 p oposed con ibu ions Pa icipan s, numbe ing 349, came om 38 coun ies Among hem we e 25 “young scien is s,” suppo ed by URSI ( he In e na ional Radio Scien i ic Union) The e we e many no el and o iginal p esen a ions, and I in i ed se e al au ho s o p epa e su eys abou hei ac i i ies o ea u e a icles in his Magazi ie. The book o P oceedings-849 pages hick-con ains a weal h o in o ma ion ha would be di icul o ind elsewhe e, co e ing, in pa icula , o iginal de elopmen s made in CIS ins i u ions (o de s can be placed wi h P o esso Da id Ol e , E-mail: [email p o ec ed] ). The decision o o ganize he 15 h symposium in Russia was made du ing he 1992 symposium, in Sydney, in he hope o p o- mo ing be e ela ionships wi h Russian colleagues. Since mos o hese only ha e limi ed means o a el, i was el sui able o go he e and isi wi h hem he nex ime. The scheme was pa ially success ul. I was possible, in his way, o a ac mo e pa icipan s om Russia and he CIS o he symposium, and hus o es ablish con ac s which would be di icul o ealize o he wise. Howe e , in he p esen economic si ua ion, e en a el om Moscow o S Pe e sbu z, and lodging du ing he symposium, we e oo expensi e o many, and a numbe o Russian au ho s could no make i - he si ua ion being e en wo se o Uk aine and Bela us con ibu o s Sala ies in he ange $100 o $200 pe mon h a e no uncommon o enginee s and academic pe sonnel, and hey a e o en a e paid a e long delays As usual, some pe sons seem o manage much be e han o he s The Symposium was o ha e aken place a he Palace o F iendship, on he sho e o he Fon anka (one o he mos amous canals o S Pe e sbu g), and close o he Ne ski P ospek (a enue), he main shopping a e y o he ci y Un o una ely, because o he ho endous a es eques ed ($10,000 o he ou days o he symposium), an al e na e acili y had o be ound Ou Russian colleagues p o ed mos e ec i e in loca ing one, ob aining om he Ci y o S Pe e sbu g he ee use o he necessa y mee - ing and dining ooms in he his o ical and monumen al “Smolny” building This was a i s a boa ding school o gi ls o noble ami- lies, becoming much la e he i s headqua e s o Lenin A huge pain ing o Lenin s ill ado ns he main mee ing hall, in which all he plena y sessions we e held No so long ago, i would ha e been impossible o a o eigne o en e his adminis a i e building and, s ill now, s ic secu i y measu es a e en o ced pa icipan s had be e no ha e o go en hei au ho iza ion, isa, and passpo whene e en e ing, and also when exi ing, he building IEEE An ennas and P opaga ion Magazine, Vol. 37, No. 5, Oc obe 1995 89