Spatial resolution in electrical impedance tomography: A topical review

1A. C. Kak and Malcolm Slaney, Principles of Computerized Tomographic Imaging. IEEE Press, 1988.KakA. C.MalcolmSlaneyPrinciples of Computerized Tomographic ImagingIEEE Press1988Search in Google Scholar

2M. S. Williams, R.A. Beck, Process Tomography. Elsevier, 1995.WilliamsM. S.BeckR.A.Process Tomography. Elsevier1995Search in Google Scholar

3R. Leroy, "April 1979," Weatherwise, vol. 32, no. 3, pp. 135–138, 1979. https://doi.org/10.1080/00431672.1979.9930084LeroyR."April 1979,"Weatherwisevol. 32no. 31351381979doi.org/10.1080/00431672.1979.9930084Open DOISearch in Google Scholar

4G. J. Saulnier, R. S. Blue, J. C. Newell, D. Isaacson, and P. M. Edic, "Electrical impedance tomography," IEEE Signal Process. Mag., vol. 18, no. 6, pp. 31–43, 2001. https://doi.org/10.1109/79.962276SaulnierG. J.BlueR. S.NewellJ. C.IsaacsonD.EdicP. M."Electrical impedance tomography,"IEEE Signal Process. Magvol. 18no. 631432001doi.org/10.1109/79.962276Open DOISearch in Google Scholar

5K. R. Spring, "Spatial Resolution in Digital Images," 2016. [Online]. Available: micro.magnet.fsu.eduSpringK. R."Spatial Resolution in Digital Images,"2016[Online]. Availablemicro.magnet.fsu.eduSearch in Google Scholar

6B. Sun, S. Yue, Z. Cui, and H. Wang, "A new linear back projection algorithm to electrical tomography based on measuring data decomposition," Meas. Sci. Technol., vol. 26, no. 12, p. 125402, 2015. https://doi.org/10.1088/0957-0233/26/12/125402SunB.YueS.CuiZ.WangH."A new linear back projection algorithm to electrical tomography based on measuring data decomposition,"Meas. Sci. Technolvol. 26no. 121254022015doi.org/10.1088/0957-0233/26/12/12540210.1088/0957-0233/26/12/125402Search in Google Scholar

7J. S. Lioumbas, a Chatzidafni, and T. D. Karapantsios, "Spatial considerations on electrical resistance tomography measurements," Meas. Sci. Technol., vol. 25, no. 5, p. 055303 (12 pp.), 2014. https://doi.org/10.1088/0957-0233/25/5/055303LioumbasJ. S.ChatzidafniaKarapantsiosT. D."Spatial considerations on electrical resistance tomography measurements,"Meas. Sci. Technolvol. 25no. 5122014doi.org/10.1088/0957-0233/25/5/05530310.1088/0957-0233/25/5/055303Search in Google Scholar

8R. P. Henderson and J. G. Webster, "An impedance camera for spatially specific measurements of the thorax.," IEEE Trans. Biomed. Eng., vol. 25, no. 3, pp. 250–254, 1978. https://doi.org/10.1109/TBME.1978.326329HendersonR. P.WebsterJ. G."An impedance camera for spatially specific measurements of the thorax.,"IEEE Trans. Biomed. Engvol. 25no. 32502541978doi.org/10.1109/TBME.1978.326329Open DOISearch in Google Scholar

9P. M. R. and P. R. R. Gadd, F. Vinther, "Reconstruction of 3D data for Electrical Impedance Tomography," Electron. Lett., vol. 28, no. 11, pp. 974–976, 1992. https://doi.org/10.1049/el:19920619P. M. R. and P. R. R. Gadd, F. Vinther"Reconstruction of 3D data for Electrical Impedance Tomography,"Electron. Lettvol. 28no. 119749761992doi.org/10.1049/el:1992061910.1049/el:19920619Search in Google Scholar

10C. C. Barber, B. H. Brown, and I. L. Freeston, "Imaging spatial distributions of resistivity using applied potential tomography," Electron. Lett., vol. 19, no. 22, p. 933, 1983. https://doi.org/10.1049/el:19830637BarberC. C.BrownB. H.FreestonI. L."Imaging spatial distributions of resistivity using applied potential tomography,"Electron. Lettvol. 19no. 229331983doi.org/10.1049/el:1983063710.1007/978-94-009-6045-9_26Search in Google Scholar

11A. D. Bates, R. H. T. Mckinnon, G.C. Seagar, "A Limitation on Systems for Imaging Electrical Conductivity Distributions," IEEE Trans. Biomed. Eng., vol. 27, no. 7, pp. 418–420, 1980. https://doi.org/10.1109/TBME.1980.326657BatesA. D.MckinnonR. H. T.SeagarG.C."A Limitation on Systems for Imaging Electrical Conductivity Distributions,"IEEE Trans. Biomed. Engvol. 27no. 74184201980doi.org/10.1109/TBME.1980.326657Open DOISearch in Google Scholar

12M. S. Campisi, C. Barbre, A. Chola, G. Cunningham, V. Woods, and J. Viventi, "Breast cancer detection using high-density flexible electrode arrays and electrical impedance tomography," 36th Annu. Int. Conf. IEEE Eng. Med. Biol. Soc., pp. 1131–1134, 2014. https://doi.org/10.1109/embc.2014.6943794CampisiM. S.BarbreC.CholaA.CunninghamG.WoodsV.ViventiJ."Breast cancer detection using high-density flexible electrode arrays and electrical impedance tomography,"36th Annu. Int. Conf. IEEE Eng. Med. Biol. Soc113111342014doi.org/10.1109/embc.2014.6943794Open DOISearch in Google Scholar

13P. Hua, E. J. Woo, J. G. Webster, and W. J. Tompkins, "Using compound electrodes in electrical impedance tomography.," IEEE Trans. Biomed. Eng., vol. 40, no. 1, pp. 29–34, 1993. https://doi.org/10.1109/10.204768HuaP.WooE. J.WebsterJ. G.TompkinsW. J."Using compound electrodes in electrical impedance tomography.,"IEEE Trans. Biomed. Engvol. 40no. 129341993doi.org/10.1109/10.204768Open DOISearch in Google Scholar

14R. Shangjie, T. Chao, X. Yanbin, and D. Feng, "Performance Evaluation and Structure Optimization of an Inner-outer Electrical Resistance Tomography Sensor," vol. 1, no. ICMC, pp. 1–5, 2014. https://doi.org/10.1109/icmc.2014.7231819ShangjieR.ChaoT.YanbinX.FengD."Performance Evaluation and Structure Optimization of an Inner-outer Electrical Resistance Tomography Sensor,"vol. 1no. ICMC152014doi.org/10.1109/icmc.2014.7231819Open DOISearch in Google Scholar

15Morimoto, E. Yasuno, Y. Kinouchi, Y. Ohmine, a Tangoku, and T. Morimoto, "Spatial resolution in the electrical impedance tomography for the local tissue.," Annu. Int. Conf. IEEE Eng. Med. Biol. Soc., vol. 6, pp. 6638–41, 2005.MorimotoE. Yasuno, Y. Kinouchi, Y. Ohmine, a Tangoku,MorimotoT."Spatial resolution in the electrical impedance tomography for the local tissue.,"Annu. Int. Conf. IEEE Eng. Med. Biol. Socvol. 6663841200510.1109/IEMBS.2005.161602417281794Search in Google Scholar

16J. C. Gisser, D.G. Isaacson, D. Newell, "Electric current computed tomography and eigenvalues," SIAM J. Appl. Math., vol. 50, no. 6, pp. 1623–1634, 1990. https://doi.org/10.1137/0150096GisserJ. C.IsaacsonD.G.NewellD."Electric current computed tomography and eigenvalues,"SIAM J. Appl. Mathvol. 50no. 6162316341990doi.org/10.1137/015009610.1137/0150096Search in Google Scholar

17E. J. D. Bronzino, "Electrical Impedance Tomography," Biomed. Eng. Handb., vol. 41, no. 1, pp. 85–101, 2000.BronzinoE. J. D."Electrical Impedance Tomography,"Biomed. Eng. Handbvol. 41no. 185101200010.1137/S0036144598333613Search in Google Scholar

18I. Frerichs, J. Scholz, and N. Weiler, "Electrical Impedance Tomography and its Perspectives in Intensive Care Medicine," Yearb. Intensive Care Emerg. Med., pp. 437–447, 2006.FrerichsI.ScholzJ.WeilerN."Electrical Impedance Tomography and its Perspectives in Intensive Care Medicine,"Yearb. Intensive Care Emerg. Med437447200610.1007/3-540-33396-7_40Search in Google Scholar

19S. C. Murphy and T. A. York, "Electrical impedance tomography with non-stationary electrodes," Meas. Sci. Technol., vol. 17, no. 11, pp. 3042–3052, Nov. 2006. https://doi.org/10.1088/0957-0233/17/11/025MurphyS. C.YorkT. A."Electrical impedance tomography with non-stationary electrodes,"Meas. Sci. Technolvol. 17no. 11304230522006doi.org/10.1088/0957-0233/17/11/02510.1088/0957-0233/17/11/025Search in Google Scholar

20C.-N. Huang, F.-M. Yu, and H.-Y. Chung, "Rotational electrical impedance tomography," Meas. Sci. Technol., vol. 18, no. 9, pp. 2958–2966, 2007. https://doi.org/10.1088/0957-0233/18/9/028HuangC.-N.YuF.-M.ChungH.-Y."Rotational electrical impedance tomography,"Meas. Sci. Technolvol. 18no. 9295829662007doi.org/10.1088/0957-0233/18/9/02810.1088/0957-0233/18/9/028Search in Google Scholar

21R. J. Sadleir, R. A. Fox, and V. F. Turner, "Inflatable belt for the application of electrode arrays," Rev. Sci. Instrum., vol. 71, no. 2, pp. 530–535, 2000. https://doi.org/10.1063/1.1150236SadleirR. J.FoxR. A.TurnerV. F."Inflatable belt for the application of electrode arrays,"Rev. Sci. Instrumvol. 71no. 25305352000doi.org/10.1063/1.1150236Open DOISearch in Google Scholar

22P. O. Gaggero, A. Adler, J. Brunner, and P. Seitz, "Electrical impedance tomography system based on active electrodes," Physiol. Meas., vol. 33, no. 5, pp. 831–847, 2012. https://doi.org/10.1088/0967-3334/33/5/831GaggeroP. O.AdlerA.BrunnerJ.SeitzP."Electrical impedance tomography system based on active electrodes,"Physiol. Measvol. 33no. 58318472012doi.org/10.1088/0967-3334/33/5/83110.1088/0967-3334/33/5/83122531225Search in Google Scholar

23T. I. Oh, T. E. Kim, S. Yoon, K. J. Kim, E. J. Woo, and R. J. Sadleir, "Flexible electrode belt for EIT using nanofiber web dry electrodes," Physiol. Meas., vol. 33, no. 10, pp. 1603–1616, 2012. https://doi.org/10.1088/0967-3334/33/10/1603OhT. I.KimT. E.YoonS.KimK. J.WooE. J.SadleirR. J."Flexible electrode belt for EIT using nanofiber web dry electrodes,"Physiol. Measvol. 33no. 10160316162012doi.org/10.1088/0967-3334/33/10/160310.1088/0967-3334/33/10/160322945587Search in Google Scholar

24D. Isaacson, "Distinguishability of conductivities by electric current computed tomography," IEEE Trans. Med. Imaging, vol. 5, no. 2, pp. 91–95, 1986. https://doi.org/10.1109/TMI.1986.4307752IsaacsonD."Distinguishability of conductivities by electric current computed tomography,"IEEE Trans. Med. Imagingvol. 5no. 291951986doi.org/10.1109/TMI.1986.4307752Open DOISearch in Google Scholar

25P. Hua, E. J. Woo, J. G. Webster, and W. J. Tompkins, "Improved methods to determine optimal currents in electricalimpedance tomography," IEEE Trans. Med. Imaging, vol. 11, no. 4, pp. 488–495, 1992. https://doi.org/10.1109/42.192684HuaP.WooE. J.WebsterJ. G.TompkinsW. J."Improved methods to determine optimal currents in electricalimpedance tomography,"IEEE Trans. Med. Imagingvol. 11no. 44884951992doi.org/10.1109/42.192684Open DOISearch in Google Scholar

26M. Rafiei-Naeini and H. McCann, "Low-noise current excitation sub-system for medical EIT.," Physiol. Meas., vol. 29, no. 6, pp. S173–84, Jun. 2008. https://doi.org/10.1088/0967-3334/29/6/S15Rafiei-NaeiniM.McCannH."Low-noise current excitation sub-system for medical EIT.,"Physiol. Measvol. 29no. 6S173842008doi.org/10.1088/0967-3334/29/6/S1510.1088/0967-3334/29/6/S1518544814Search in Google Scholar

27B. H. Brown, "Electrical impedance tomography (EIT) a review," J. Med. Eng. Technol., vol. 27, no. 3, pp. 97–108, 2003. https://doi.org/10.1080/0309190021000059687BrownB. H."Electrical impedance tomography (EIT) a review,"J. Med. Eng. Technolvol. 27no. 3971082003doi.org/10.1080/030919002100005968710.1080/030919002100005968712775455Search in Google Scholar

28R. K. Y. Chin and T. A. York, "Improving spatial resolution for EIT reconstructed images through measurement strategies," IEEE ICSIPA 2013 - IEEE Int. Conf. Signal Image Process. Appl., pp. 5–10, 2013. https://doi.org/10.1109/icsipa.2013.6707968ChinR. K. Y.YorkT. A."Improving spatial resolution for EIT reconstructed images through measurement strategies,"IEEE ICSIPA 2013 - IEEE Int. Conf. Signal Image Process. Appl5102013doi.org/10.1109/icsipa.2013.6707968Open DOISearch in Google Scholar

29M.-E. Ts, E. Lee, J. K. Seo, B. Harrach, and S. Kim, "Projective Electrical Impedance Reconstruction with Two Measurements," SIAM J. Appl. Math., vol. 73, no. 4, pp. 1659–1675, 2013. https://doi.org/10.1137/120879671TsM.-E.LeeE.SeoJ. K.HarrachB.KimS."Projective Electrical Impedance Reconstruction with Two Measurements,"SIAM J. Appl. Mathvol. 73no. 4165916752013doi.org/10.1137/12087967110.1137/120879671Search in Google Scholar

30E. Somersalo, M. Cheney, D. Isaacson, and E. Isaacson, "Layer stripping: a direct numerical method for impedance imaging," Inverse Probl., vol. 7, no. 6, pp. 899–926, Dec. 1991. https://doi.org/10.1088/0266-5611/7/6/011SomersaloE.CheneyM.IsaacsonD.IsaacsonE."Layer stripping: a direct numerical method for impedance imaging,"Inverse Problvol. 7no. 68999261991doi.org/10.1088/0266-5611/7/6/01110.1088/0266-5611/7/6/011Search in Google Scholar

31D. C. Barber and B. H. Brown, "Applied potential tomography.," J. Br. Interplanet. Soc., vol. 42, no. 7, pp. 391–393, 1989.BarberD. C.BrownB. H."Applied potential tomography.,"J. Br. Interplanet. Socvol. 42no. 7391393198910.1088/0022-3735/17/9/002Search in Google Scholar

32T. J. Yorkey, J. G. Webster, and W. J. Tompkins, "Comparing Reconstruction Algorithms for Electrical Impedance Tomography," IEEE Trans. Biomed. Eng., vol. BME-34, no. 11, pp. 843–852, 1987. https://doi.org/10.1109/TBME.1987.326032YorkeyT. J.WebsterJ. G.TompkinsW. J."Comparing Reconstruction Algorithms for Electrical Impedance Tomography,"IEEE Trans. Biomed. Engvol. BME-34no. 118438521987doi.org/10.1109/TBME.1987.326032Open DOISearch in Google Scholar

33T. G. Gisser, D. Isaacson, and J. C. Newell, "Current topics in impedance imaging," Clin. Phys. Physiol. Meas., vol. 8, pp. 39–46, 1987. https://doi.org/10.1088/0143-0815/8/4A/005GisserT. G.IsaacsonD.NewellJ. C."Current topics in impedance imaging,"Clin. Phys. Physiol. Measvol. 839461987doi.org/10.1088/0143-0815/8/4A/00510.1088/0143-0815/8/4A/005Search in Google Scholar

34E. J. Woo, P. Hua, J. G. Webster, and W. J. Tompkins, "A robust image reconstruction algorithm and its parallel implementation in electrical impedance tomography," Med. Imaging, IEEE Trans., vol. 12, no. 2, pp. 137–146, 1993.WooE. J.HuaP.WebsterJ. G.TompkinsW. J."A robust image reconstruction algorithm and its parallel implementation in electrical impedance tomography,"Med. Imaging, IEEE Transvol. 12no. 2137146199310.1109/42.23224218218401Search in Google Scholar

35E. J. Woo, P. Hua, W. J. Tompkins, and J. G. Webster, "A finite element model with node renumbering for adaptive impedance imaging," Proc. IEEE EMBC, vol.1, pp. 277–278, 1988. https://doi.org/10.1109/iembs.1988.94515WooE. J.HuaP.TompkinsW. J.WebsterJ. G."A finite element model with node renumbering for adaptive impedance imaging,"Proc. IEEE EMBCvol.12772781988doi.org/10.1109/iembs.1988.94515Open DOISearch in Google Scholar

36R. Pallàs-Areny, J. G. Webster, and W. J. Tompkins, "Using walsh functions in electrical impedance tomography," 12th Annu. Int. Conf. IEEE EMBS, vol. 12, no. 1, pp. 124–125, 1990.Pallàs-ArenyR.WebsterJ. G.TompkinsW. J."Using walsh functions in electrical impedance tomography,"12th Annu. Int. Conf. IEEE EMBSvol. 12no. 11241251990Search in Google Scholar

37G. Dong, R. Bayford, H. Liu, Y. Zhou, and W. Yan, "EIT images with improved spatial resolution using a realistic head model.," Conf. Proc. IEEE Eng. Med. Biol. Soc., vol. 1, pp. 1134–7, 2006. https://doi.org/10.1109/IEMBS.2006.259794DongG.BayfordR.LiuH.ZhouY.YanW."EIT images with improved spatial resolution using a realistic head model.,"Conf. Proc. IEEE Eng. Med. Biol. Socvol. 1113472006doi.org/10.1109/IEMBS.2006.259794Open DOISearch in Google Scholar

38F. Gorodnitsky and B. D. Rao, "Sparse signal reconstruction from limited data using FOCUSS: A re-weighted minimum norm algorithm," IEEE Trans. Signal Process., vol. 45, no. 3, pp. 600–616, 1997. https://doi.org/10.1109/78.558475GorodnitskyF.RaoB. D."Sparse signal reconstruction from limited data using FOCUSS: A re-weighted minimum norm algorithm,"IEEE Trans. Signal Processvol. 45no. 36006161997doi.org/10.1109/78.558475Open DOISearch in Google Scholar

39H. Liu, X. Gao, P. H. Schimpf, F. Yang, and S. Gao, "A recursive algorithm for the three-dimensional imaging of brain electric activity: Shrinking LORETA-FOCUSS.," IEEE Trans. Biomed. Eng., vol. 51, no. 10, pp. 1794–1802, 2004. https://doi.org/10.1109/TBME.2004.831537LiuH.GaoX.SchimpfP. H.YangF.GaoS."A recursive algorithm for the three-dimensional imaging of brain electric activity: Shrinking LORETA-FOCUSS.,"IEEE Trans. Biomed. Engvol. 51no. 10179418022004doi.org/10.1109/TBME.2004.831537Open DOISearch in Google Scholar

40D. C. Barber, "A review of image reconstruction techniques for electrical impedance tomography," Med. Phys., vol. 16, no. 2, p. 162, 1989. https://doi.org/10.1118/1.596368BarberD. C."A review of image reconstruction techniques for electrical impedance tomography,"Med. Physvol. 16no. 21621989doi.org/10.1118/1.596368Open DOISearch in Google Scholar

41L. Mueller, S. Siltanen, and D. Isaacson, "A direct reconstruction algorithm for electrical impedance tomography," IEEE Trans. Med. Imaging, vol. 21, no. 6, pp. 555–559, 2002. https://doi.org/10.1109/TMI.2002.800574MuellerL.SiltanenS.IsaacsonD."A direct reconstruction algorithm for electrical impedance tomography,"IEEE Trans. Med. Imagingvol. 21no. 65555592002doi.org/10.1109/TMI.2002.800574Open DOISearch in Google Scholar

42A. I. Nachman, "Global uniqueness for a two-dimensional inverse boundary value problem," Ann. Math., vol. 143, pp. 71–96, 1996. https://doi.org/10.2307/2118653NachmanA. I."Global uniqueness for a two-dimensional inverse boundary value problem,"Ann. Mathvol. 14371961996doi.org/10.2307/211865310.2307/2118653Search in Google Scholar

43N. Polydorides and H. McCann, "Electrode configurations for improved spatial resolution in electrical impedance tomography," Meas. Sci. Technol., vol. 13, no. 12, pp. 1862–1870, Dec. 2002. https://doi.org/10.1088/0957-0233/13/12/309PolydoridesN.McCannH."Electrode configurations for improved spatial resolution in electrical impedance tomography,"Meas. Sci. Technolvol. 13no. 12186218702002doi.org/10.1088/0957-0233/13/12/30910.1088/0957-0233/13/12/309Search in Google Scholar

44C.-H. Zhang, Xiao-Ju. Chen, Min-You He, Wei He, "Modeling and simulation of open electrical impedance tomography," Int. J. Appl. Electromagn. Mech., vol. 33, no. 1,2, pp. 713–720, 2010.ZhangC.-H.Xiao-JuChenMin-YouHeWeiHe"Modeling and simulation of open electrical impedance tomography,"Int. J. Appl. Electromagn. Mechvol. 33no. 1,2713720201010.3233/JAE-2010-1177Search in Google Scholar

45Y. Aristovich, G. S. dos Santos, B. C. Packham, and D. S. Holder, "A method for reconstructing tomographic images of evoked neural activity with electrical impedance tomography using intracranial planar arrays.," Physiol. Meas., vol. 35, no. 6, pp. 1095–109, Jun. 2014. https://doi.org/10.1088/0967-3334/35/6/1095AristovichY.dos SantosG. S.PackhamB. C.HolderD. S."A method for reconstructing tomographic images of evoked neural activity with electrical impedance tomography using intracranial planar arrays.,"Physiol. Measvol. 35no. 610951092014doi.org/10.1088/0967-3334/35/6/109510.1088/0967-3334/35/6/109524845144Search in Google Scholar

46D. S. Holder, Electrical Impedance Tomography: Methods, History and Applications. Taylor & Francis, 2004. https://doi.org/10.1201/9781420034462HolderD. S.Electrical Impedance Tomography: Methods, History and ApplicationsTaylor & Francis2004doi.org/10.1201/978142003446210.1201/9781420034462Search in Google Scholar

47T. K. Bera, S. K. Biswas, K. Rajan, and J. Nagaraju, "Improving image quality in Electrical Impedance Tomography (EIT) using Projection Error Propagation-based Regularization (PEPR) technique A simulation study," J. Electr. Bioimpedance, vol. 2, no. 1, pp. 2–12, 2011. https://doi.org/10.5617/jeb.158BeraT. K.BiswasS. K.RajanK.NagarajuJ."Improving image quality in Electrical Impedance Tomography (EIT) using Projection Error Propagation-based Regularization (PEPR) technique A simulation study,"J. Electr. Bioimpedancevol. 2no. 12122011doi.org/10.5617/jeb.158Open DOISearch in Google Scholar

48W. Yan, S. Hong, and R. Chaoshi, "Optimum design of electrode structure and parameters in electrical impedance tomography.," Physiol. Meas., vol. 27, no. 3, pp. 291–306, Mar. 2006. https://doi.org/10.1088/0967-3334/27/3/007YanW.HongS.ChaoshiR."Optimum design of electrode structure and parameters in electrical impedance tomography.,"Physiol. Measvol. 27no. 32913062006doi.org/10.1088/0967-3334/27/3/00710.1088/0967-3334/27/3/00716462015Search in Google Scholar

49S. Li, H. Wang, L. Zhang, and W. Fan, "Image reconstruction of electrical resistance tomography based on image fusion," 2011 IEEE Int. Instrum. Meas. Technol. Conf., pp. 1–5, 2011. https://doi.org/10.1109/imtc.2011.5944232LiS.WangH.ZhangL.FanW."Image reconstruction of electrical resistance tomography based on image fusion,"2011 IEEE Int. Instrum. Meas. Technol. Conf152011doi.org/10.1109/imtc.2011.5944232Open DOISearch in Google Scholar

50H. Wang, L. Tang, and Z. Cao, "An image reconstruction algorithm based on total variation with adaptive mesh refinement for ECT," Flow Meas. Instrum., vol. 18, no. 5–6, pp. 262–267, Oct. 2007. https://doi.org/10.1016/j.flowmeasinst.2007.07.004WangH.TangL.CaoZ."An image reconstruction algorithm based on total variation with adaptive mesh refinement for ECT,"Flow Meas. Instrumvol. 18no. 5–62622672007doi.org/10.1016/j.flowmeasinst.2007.07.004Open DOISearch in Google Scholar

51F. Zhang, "Research on exciting-measuring modes and image reconstruction algorithms for electrical tomography," Tianjin University, 2010.ZhangF."Research on exciting-measuring modes and image reconstruction algorithms for electrical tomography,"Tianjin University2010Search in Google Scholar

52J. L. Davidson, R. A. Little, P. Wright, J. Naish, R. Kikinis, G. J. M. Parker, and H. McCann, "Fusion of images obtained from EIT and MRI," Electron. Lett., vol. 48, no. 11, pp. 617–618, 2012. https://doi.org/10.1049/el.2012.0327DavidsonJ. L.LittleR. A.WrightP.NaishJ.KikinisR.ParkerG. J. M.McCannH."Fusion of images obtained from EIT and MRI,"Electron. Lettvol. 48no. 116176182012doi.org/10.1049/el.2012.0327Open DOISearch in Google Scholar

53D. McCormick, J. L. Davidson, and H. McCann, "Conversion of EIT brain images for co-registration," in 13th Int. conf. on electrical bioimpedance and 8th conf. on EIT, 2007, pp. 384–387. https://doi.org/10.1007/978-3-540-73841-1_100McCormickD.DavidsonJ. L.McCannH."Conversion of EIT brain images for co-registration,"in 13th Int. conf. on electrical bioimpedance and 8th conf. on EIT2007384387doi.org/10.1007/978-3-540-73841-1_10010.1007/978-3-540-73841-1_100Search in Google Scholar

54X. Chen, J. Li, and H. Wang, "EIT imaging fused with CT slice," IST 2012 - 2012 IEEE Int. Conf. Imaging Syst. Tech. Proc., no. 50937005, pp. 234–238, 2012. https://doi.org/10.1109/ist.2012.6295543ChenX.LiJ.WangH."EIT imaging fused with CT slice,"IST 2012- 2012 IEEE Int. Conf. Imaging Syst. Tech. Procno. 509370052342382012doi.org/10.1109/ist.2012.6295543Open DOISearch in Google Scholar

55X. Y. Chen, H. X. Wang, and J. C. Newell, "Lung Ventilation Reconstruction by Electrical Impedance Tomography Based on Physical Information," 2011 Third Int. Conf. Meas. Technol. Mechatronics Autom., vol. 2, pp. 489–492, 2011. https://doi.org/10.1109/icmtma.2011.409ChenX. Y.WangH. X.NewellJ. C."Lung Ventilation Reconstruction by Electrical Impedance Tomography Based on Physical Information,"2011 Third Int. Conf. Meas. Technol. Mechatronics Automvol. 24894922011doi.org/10.1109/icmtma.2011.409Open DOISearch in Google Scholar

56R. Olmi, M. Bini, and S. Priori, "A genetic algorithm approach to image reconstruction in electrical impedance tomography," IEEE Trans. Evol. Comput., vol. 4, no. 1, pp. 83–88, 2000. https://doi.org/10.1109/4235.843497OlmiR.BiniM.PrioriS."A genetic algorithm approach to image reconstruction in electrical impedance tomography,"IEEE Trans. Evol. Computvol. 4no. 183882000doi.org/10.1109/4235.843497Open DOISearch in Google Scholar

57R. Wexler, A. Fry, B. Neuman, "Impedance-computed tomography algorithm and system," Appl. Opt., vol. 24, no. 3, pp. 3985–3992, 1985. https://doi.org/10.1364/AO.24.003985WexlerR.FryA.NeumanB."Impedance-computed tomography algorithm and system,"Appl. Optvol. 24no. 3398539921985doi.org/10.1364/AO.24.003985Open DOISearch in Google Scholar

58A. Adler and W. R. B. Lionheart, "Uses and abuses of EIDORS: an extensible software base for EIT.," Physiol. Meas., vol. 27, no. 5, pp. S25–S42, 2006. https://doi.org/10.1088/0967-3334/27/5/S03AdlerA.LionheartW. R. B."Uses and abuses of EIDORS: an extensible software base for EIT.,"Physiol. Measvol. 27no. 5S25S422006doi.org/10.1088/0967-3334/27/5/S0310.1088/0967-3334/27/5/S0316636416Search in Google Scholar

59F. S. Lee, Optimum array processing, vol. 35, no. July. John Wiley and Sons, 2008.LeeF. S.Optimum array processingvol. 35no. JulyJohn Wiley and Sons2008Search in Google Scholar

60S. Manohar, A. Kharine, J. C. G. van Hespen, W. Steenbergen, and T. G. van Leeuwen, "The Twente Photoacoustic Mammoscope: system overview and performance.," Phys. Med. Biol., vol. 50, no. 11, pp. 2543–57, 2005. https://doi.org/10.1088/0031-9155/50/11/007ManoharS.KharineA.van HespenJ. C. G.SteenbergenW.van LeeuwenT. G."The Twente Photoacoustic Mammoscope: system overview and performance.,"Phys. Med. Biolvol. 50no. 112543572005doi.org/10.1088/0031-9155/50/11/00710.1088/0031-9155/50/11/00715901953Search in Google Scholar

61E. A. Thompson, J. Xiang, and Y. Wang, "Frequency-spatial beamformer for MEG source localization," Biomed. Signal Process. Control, vol. 18, pp. 263–273, 2015. https://doi.org/10.1016/j.bspc.2015.01.004ThompsonE. A.XiangJ.WangY."Frequency-spatial beamformer for MEG source localization,"Biomed. Signal Process. Controlvol. 182632732015doi.org/10.1016/j.bspc.2015.01.004Open DOISearch in Google Scholar

62L. Swindlehurst, B. D. Jeffs, G. Seco-Granados, and J. Li, Applications of array signal processing, no. Ml. Elsevier, 2014.SwindlehurstL.JeffsB. D.Seco-GranadosG.LiJ.Applications of array signal processingno. MlElsevier201410.1016/B978-0-12-411597-2.00020-5Search in Google Scholar

63D. Van Veen and K. M. Buckley, "Beamforming: a versatile approach to spatial filtering," IEEE ASSP Mag., vol. 5, no. April, pp. 4–24, 1988. https://doi.org/10.1109/53.665Van VeenD.BuckleyK. M."Beamforming: a versatile approach to spatial filtering,"IEEE ASSP Magvol. 5no. April4241988doi.org/10.1109/53.665Open DOISearch in Google Scholar

64E. J. Bond, X. Li, S. C. Hagness, and B. D. Van Veen, "Microwave imaging via space-time beamforming for early detection of breast cancer," IEEE Trans. Antennas Propag., vol. 51, no. 8, pp. 1690–1705, 2003. https://doi.org/10.1109/TAP.2003.815446BondE. J.LiX.HagnessS. C.VanB. D.Veen, "Microwave imaging via space-time beamforming for early detection of breast cancer,"IEEE Trans. Antennas Propagvol. 51no. 8169017052003doi.org/10.1109/TAP.2003.815446Open DOISearch in Google Scholar

65Cao and A. Nehorai, "Tumor localization using diffuse optical tomography and linearly constrained minimum variance beamforming," Opt. Express, vol. 15, no. 3, pp. 896–909, 2007.Cao and A. Nehorai"Tumor localization using diffuse optical tomography and linearly constrained minimum variance beamforming,"Opt. Expressvol. 15no. 3896909200710.1364/OE.15.000896Search in Google Scholar

66C. S. Lengsfeld and R. A. Shoureshi, "System and method for beamforming in soft-field tomography," US 2013/0109962 A1, 2008.LengsfeldC. S.ShoureshiR. A."System and method for beamforming in soft-field tomography,"US20130109962 A1, 2008Search in Google Scholar

67P. Lafortune and R. Aris, "Linearly constrained minimum variance spatial filtering for localization of conductivity changes in electrical impedance tomography," Int. J. Numer. Methods Biomed. Eng., vol. 28, no. 1, pp. 72–86, 2012. https://doi.org/10.1002/cnm.1494LafortuneP.ArisR."Linearly constrained minimum variance spatial filtering for localization of conductivity changes in electrical impedance tomography,"Int. J. Numer. Methods Biomed. Engvol. 28no. 172862012doi.org/10.1002/cnm.1494Open DOISearch in Google Scholar