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Articles (79)
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1

Achieving a hybrid brain–computer interface with tactile selective attention and motor imagery

Ahn, Sangtae, Ahn, Minkyu, Cho, Hohyun, Chan Jun, Sung

Journal:

Journal of Neural Engineering

Année:

2014

Langue:

english

Fichier:

PDF, 2.40 MB

english, 2014

2

Cytotoxicity of Substituted Benzimidazolyl Curcumin Mimics Against Multi-Drug Resistance Cancer Cell

Eom, Young Woo, Oh, Sangtae, Woo, Ho Bum, Ham, Jungyeob, Ahn, Chan Mug, Lee, Seokjoon

Journal:

Bulletin of the Korean Chemical Society

Année:

2013

Langue:

english

Fichier:

PDF, 459 KB

english, 2013

3

Zero TEMR bone imaging in the head

Wiesinger, Florian, Sacolick, Laura I., Menini, Anne, Kaushik, Sandeep S., Ahn, Sangtae, Veit-Haibach, Patrick, Delso, Gaspar, Shanbhag, Dattesh D.

Journal:

Magnetic Resonance in Medicine

Année:

2016

Langue:

english

Fichier:

PDF, 1.19 MB

english, 2016

4

Joint estimation of activity and attenuation for PET using pragmatic MR-based prior: application to clinical TOF PET/MR whole-body data for FDG and non-FDG tracers

Ahn, Sangtae, Cheng, Lishui, Shanbhag, Dattesh D, Qian, Hua, Kaushik, Sandeep S, Jansen, Floris P, Wiesinger, Florian

Journal:

Physics in Medicine and Biology

Année:

2018

Langue:

english

Fichier:

PDF, 1.59 MB

english, 2018

5

Zero TE-based pseudo-CT image conversion in the head and its application in PET/MR attenuation correction and MR-guided radiation therapy planning

Wiesinger, Florian, Bylund, Mikael, Yang, Jaewon, Kaushik, Sandeep, Shanbhag, Dattesh, Ahn, Sangtae, Jonsson, Joakim H., Lundman, Josef A., Hope, Thomas, Nyholm, Tufve, Larson, Peder, Cozzini, Cristin

Journal:

Magnetic Resonance in Medicine

Année:

2018

Langue:

english

Fichier:

PDF, 912 KB

english, 2018

6

Exploring Neuro-Physiological Correlates of Drivers' Mental Fatigue Caused by Sleep Deprivation Using Simultaneous EEG, ECG, and fNIRS Data

Ahn, Sangtae, Nguyen, Thien, Jang, Hyojung, Kim, Jae G., Jun, Sung C.

Journal:

Frontiers in Human Neuroscience

Année:

2016

Langue:

english

Fichier:

PDF, 4.53 MB

english, 2016

7

Synthesis and antiangiogenic activity of thioacetal artemisinin derivatives

Sangtae Oh, In Howa Jeong, Chan Mug Ahn, Woon-Seob Shin, Seokjoon Lee

Journal:

Bioorganic & Medicinal Chemistry

Année:

2004

Langue:

english

Fichier:

PDF, 394 KB

english, 2004

8

Fine mapping of regulatory loci for mammalian gene expression using radiation hybrids

Park, Christopher C, Ahn, Sangtae, Bloom, Joshua S, Lin, Andy, Wang, Richard T, Wu, Tongtong, Sekar, Aswin, Khan, Arshad H, Farr, Christine J, Lusis, Aldons J

Journal:

Nature Genetics

Année:

2008

Langue:

english

Fichier:

PDF, 3.71 MB

english, 2008

9

Erratum: Fine mapping of regulatory loci for mammalian gene expression using radiation hybrids

Park, Christopher C, Ahn, Sangtae, Bloom, Joshua S, Lin, Andy, Wang, Richard T, Wu, Tongtong, Sekar, Aswin, Khan, Arshad H, Farr, Christine J, Lusis, Aldons J

Journal:

Nature Genetics

Année:

2008

Langue:

english

Fichier:

PDF, 2.12 MB

english, 2008

10

Analysis of Resolution and Noise Properties of Nonquadratically Regularized Image Reconstruction Methods for PET

Sangtae Ahn, Leahy, R.M.

Journal:

IEEE Transactions on Medical Imaging

Année:

2008

Langue:

english

Fichier:

PDF, 400 KB

english, 2008

11

Optimal Rebinning of Time-of-Flight PET Data

Sangtae Ahn, Sanghee Cho, Quanzheng Li, Yanguang Lin, Leahy, R.M.

Journal:

IEEE Transactions on Medical Imaging

Année:

2011

Langue:

english

Fichier:

PDF, 2.41 MB

english, 2011

12

Effects of genome-wide copy number variation on expression in mammalian cells

Richard T Wang, Sangtae Ahn, Christopher C Park, Arshad H Khan, Kenneth Lange, Desmond J Smith

Journal:

Année:

2011

Langue:

english

Fichier:

PDF, 1.20 MB

english, 2011

13

A three-dimensional multispectral fluorescence optical tomography imaging system for small animals based on a conical mirror design

Li, Changqing, Mitchell, Gregory S., Dutta, Joyita, Ahn, Sangtae, Leahy, Richard M., Cherry, Simon R.

Journal:

Année:

2009

Langue:

english

Fichier:

PDF, 1.56 MB

english, 2009

14

Convergent incremental optimization transfer algorithms: application to tomography

Sangtae Ahn,, Fessler, J.A., Blatt, D., Hero, A.O.

Journal:

IEEE Transactions on Medical Imaging

Année:

2006

Langue:

english

Fichier:

PDF, 768 KB

english, 2006

15

[ACM Press the 6th International Conference - Kuala Lumpur, Malaysia (2012.02.20-2012.02.22)] Proceedings of the 6th International Conference on Ubiquitous Information Management and Communication - ICUIMC '12 - Dynamic frequency allocation of femtocells for guaranteed macrocell throughput in OFDMA networks

Lee, Sangtae, Ahn, Chunsoo, Cho, Taemin, Park, Jiho, Shin, Jitae

Année:

2012

Langue:

english

Fichier:

PDF, 334 KB

english, 2012

16

[IEEE 2012 IEEE Nuclear Science Symposium and Medical Imaging Conference (2012 NSS/MIC) - Anaheim, CA, USA (2012.10.27-2012.11.3)] 2012 IEEE Nuclear Science Symposium and Medical Imaging Conference Record (NSS/MIC) - Convergent iterative algorithms for joint reconstruction of activity and attenuation from time-of-flight PET data

Ahn, Sangtae, Qian, Hua, Manjeshwar, Ravindra M.

Année:

2012

Langue:

english

Fichier:

PDF, 720 KB

english, 2012

17

A Fast Fully 4-D Incremental Gradient Reconstruction Algorithm for List Mode PET Data

Li, Quanzheng, Asma, Evren, Ahn, Sangtae, Leahy, Richard M.

Journal:

IEEE Transactions on Medical Imaging

Année:

2007

Langue:

english

Fichier:

PDF, 454 KB

english, 2007

18

Iterative Image Reconstruction Using Inverse Fourier Rebinning for Fully 3-D PET

Sanghee Cho,, Quanzheng Li,, Sangtae Ahn,, Bing Bai,, Leahy, R.M.

Journal:

IEEE Transactions on Medical Imaging

Année:

2007

Langue:

english

Fichier:

PDF, 1.95 MB

english, 2007

19

[IEEE 2004 2nd IEEE International Symposium on Biomedical Imaging: Macro to Nano - Arlington, VA, USA (15-18 April 2004)] 2004 2nd IEEE International Symposium on Biomedical Imaging: Macro to Nano (IEEE Cat No. 04EX821) - Covariance of kinetic parameter estimators based on time activity curve reconstructions: preliminary study on 1D dynamic imaging

Sangtae Ahn,, Fessler, J.A., Nichols, T.E., Koeppe, R.A.

Année:

2004

Langue:

english

Fichier:

PDF, 486 KB

english, 2004

20

[IEEE 2011 IEEE Nuclear Science Symposium and Medical Imaging Conference (2011 NSS/MIC) - Valencia, Spain (2011.10.23-2011.10.29)] 2011 IEEE Nuclear Science Symposium Conference Record - Trade-off between contrast recovery, image noise and edge artifacts in PET image reconstruction using detector blurring models

Ahn, Sangtae, Asma, Evren, Thielemans, Kris, Deller, Timothy W., Ross, Steven G., Stearns, Charles W.

Année:

2011

Langue:

english

Fichier:

PDF, 883 KB

english, 2011

21

[IEEE 3rd IEEE International Symposium on Biomedical Imaging: Macro to Nano, 2006. - Arlington, Virginia, USA (April 6, 2006)] 3rd IEEE International Symposium on Biomedical Imaging: Macro to Nano, 2006. - Spatial Resolution Properties of Nonquadratically Regularized Image Reconstruction for PET

Sangtae Ahn,, Leahy, R.M.

Année:

2006

Langue:

english

Fichier:

PDF, 179 KB

english, 2006

22

[IEEE 2010 IEEE Nuclear Science Symposium and Medical Imaging Conference (2010 NSS/MIC) - Knoxville, TN (2010.10.30-2010.11.6)] IEEE Nuclear Science Symposuim & Medical Imaging Conference - Estimation of gap data using bow-tie filters for 3D time-of-flight PET

Ran Ren,, Quanzheng Li,, Sangtae Ahn,, Sanghee Cho,, Leahy, R M

Année:

2010

Langue:

english

Fichier:

PDF, 744 KB

english, 2010

23

[IEEE 2009 IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC 2009) - Orlando, FL (2009.10.24-2009.11.1)] 2009 IEEE Nuclear Science Symposium Conference Record (NSS/MIC) - Optimized weighting for Fourier rebinning of three-dimensional time-of-Flight PET data to non-time-of-flight

Sangtae Ahn,, Sanghee Cho,, Quanzheng Li,, Leahy, R.M.

Année:

2009

Langue:

english

Fichier:

PDF, 875 KB

english, 2009

24

[IEEE 2007 4th IEEE International Symposium on Biomedical Imaging: From Nano to Macro - Arlington, VA, USA (2007.04.12-2007.04.15)] 2007 4th IEEE International Symposium on Biomedical Imaging: From Nano to Macro - FAST IMAGE RECONSTRUCTION METHODS FOR FULLY 3D MULTISPECTRAL OPTICAL BIOLUMINESCENCE TOMOGRAPHY

Ahn, Sangtae, Chaudhari, Abhijit, Darvas, Felix, Bouman, Charles, Leahy, Richard

Année:

2007

Langue:

english

Fichier:

PDF, 115 KB

english, 2007

25

[IEEE 2009 IEEE International Symposium on Biomedical Imaging: From Nano to Macro (ISBI) - Boston, MA, USA (2009.06.28-2009.07.1)] 2009 IEEE International Symposium on Biomedical Imaging: From Nano to Macro - Optimal illumination patterns for fluorescence tomography

Dutta, Joyita, Sangtae Ahn,, Joshi, Anand A., Leahy, Richard M.

Année:

2009

Langue:

english

Fichier:

PDF, 363 KB

english, 2009

26

[IEEE 2012 IEEE Nuclear Science Symposium and Medical Imaging Conference (2012 NSS/MIC) - Anaheim, CA, USA (2012.10.27-2012.11.3)] 2012 IEEE Nuclear Science Symposium and Medical Imaging Conference Record (NSS/MIC) - Accurate and consistent lesion quantitation with clinically acceptable penalized likelihood images

Asma, Evren, Ahn, Sangtae, Ross, Steven G., Chen, Anthony, Manjeshwar, Ravindra M.

Année:

2012

Langue:

english

Fichier:

PDF, 1.47 MB

english, 2012

27

[IEEE 2011 IEEE Nuclear Science Symposium and Medical Imaging Conference (2011 NSS/MIC) - Valencia, Spain (2011.10.23-2011.10.29)] 2011 IEEE Nuclear Science Symposium Conference Record - Object size dependency of noise strength and correlation patterns for TOF and non-TOF PET

Asma, Evren, Ahn, Sangtae, Manjeshwar, Ravindra M.

Année:

2011

Langue:

english

Fichier:

PDF, 1.40 MB

english, 2011

28

Exact and approximate Fourier rebinning of PET data from time-of-flight to non time-of-flight

Cho, Sanghee, Ahn, Sangtae, Li, Quanzheng, Leahy, Richard M

Journal:

Physics in Medicine and Biology

Année:

2009

Langue:

english

Fichier:

PDF, 1.34 MB

english, 2009

29

Joint L 1 and total variation regularization for fluorescence molecular tomography

Dutta, Joyita, Ahn, Sangtae, Li, Changqing, Cherry, Simon R, Leahy, Richard M

Journal:

Physics in Medicine and Biology

Année:

2012

Langue:

english

Fichier:

PDF, 1.88 MB

english, 2012

30

SPIE Proceedings [SPIE SPIE Medical Imaging - Orlando, Florida, United States (Saturday 21 February 2015)] Medical Imaging 2015: Image Perception, Observer Performance, and Technology Assessment - Improving lesion detectability in PET imaging with a penalized likelihood reconstruction algorithm

Mello-Thoms, Claudia R., Kupinski, Matthew A., Wangerin, Kristen, Ahn, Sangtae, Ross, Steven G., Kinahan, Paul E., Manjeshwar, Ravindra M.

Année:

2015

Langue:

english

Fichier:

PDF, 853 KB

english, 2015

31

Quantitative comparison of OSEM and penalized likelihood image reconstruction using relative difference penalties for clinical PET

Ahn, Sangtae, Ross, Steven G, Asma, Evren, Miao, Jun, Jin, Xiao, Cheng, Lishui, Wollenweber, Scott D, Manjeshwar, Ravindra M

Journal:

Physics in Medicine and Biology

Année:

2015

Langue:

english

Fichier:

PDF, 1.72 MB

english, 2015

32

Synthesis of alkylsulfonyl and substituted benzenesulfonyl curcumin mimics as dual antagonist of L-type Ca2+ channel and endothelin A/B2 receptor

Park, Chong-Bin, Ahn, Chan Mug, Oh, Sangtae, Kwon, Daeho, Cho, Won-Chul, Shin, Woon-Seob, Cui, Yuan, Um, Ye Sol, Park, Byong-Gon, Lee, Seokjoon

Journal:

Bioorganic & Medicinal Chemistry

Année:

2015

Langue:

english

Fichier:

PDF, 884 KB

english, 2015

33

Fast iterative image reconstruction methods for fully 3D multispectral bioluminescence tomography

Ahn, Sangtae, Chaudhari, Abhijit J, Darvas, Felix, Bouman, Charles A, Leahy, Richard M

Journal:

Physics in Medicine and Biology

Année:

2008

Langue:

english

Fichier:

PDF, 2.88 MB

english, 2008

34

Illumination pattern optimization for fluorescence tomography: theory and simulation studies

Dutta, Joyita, Ahn, Sangtae, Joshi, Anand A, Leahy, Richard M

Journal:

Physics in Medicine and Biology

Année:

2010

Langue:

english

Fichier:

PDF, 1.36 MB

english, 2010

35

Analytical properties of time-of-flight PET data

Cho, Sanghee, Ahn, Sangtae, Li, Quanzheng, Leahy, Richard M

Journal:

Physics in Medicine and Biology

Année:

2008

Langue:

english

Fichier:

PDF, 1.05 MB

english, 2008

36

Excitation spectroscopy in multispectral optical fluorescence tomography: methodology, feasibility and computer simulation studies

Chaudhari, Abhijit J, Ahn, Sangtae, Levenson, Richard, Badawi, Ramsey D, Cherry, Simon R, Leahy, Richard M

Journal:

Physics in Medicine and Biology

Année:

2009

Langue:

english

Fichier:

PDF, 1.02 MB

english, 2009

37

SPIE Proceedings [SPIE Medical Imaging - San Diego, CA (Saturday 16 February 2008)] Medical Imaging 2008: Physics of Medical Imaging - Computationally efficient perturbative forward modeling for 3D multispectral bioluminescence and fluorescence tomography

Dutta, Joyita, Hsieh, Jiang, Samei, Ehsan, Ahn, Sangtae, Li, Changqing, Chaudhari, Abhijit J., Cherry, Simon R., Leahy, Richard M.

Année:

2008

Langue:

english

Fichier:

PDF, 326 KB

english, 2008

38

[IEEE 2003 IEEE Nuclear Science Symposium. Conference Record - Portland, OR, USA (19-25 Oct. 2003)] 2003 IEEE Nuclear Science Symposium. Conference Record (IEEE Cat. No.03CH37515) - Statistical emission image reconstruction for randoms-precorrected PET scans using negative sinogram values

Sangtae Ahn,, Fessler, J.A.

Année:

2004

Fichier:

PDF, 288 KB

2004

39

[IEEE 2003 IEEE Nuclear Science Symposium. Conference Record - Portland, OR, USA (19-25 Oct. 2003)] 2003 IEEE Nuclear Science Symposium. Conference Record (IEEE Cat. No.03CH37515) - Statistical emission image reconstruction for randoms-precorrected PET scans using negative sinogram values

Sangtae Ahn,, Fessler, J.A.

Année:

2004

Langue:

english

Fichier:

PDF, 288 KB

english, 2004

40

[IEEE 2001 IEEE Nuclear Science Symposium Conference Record - San Diego, CA, USA (4-10 Nov. 2001)] 2001 IEEE Nuclear Science Symposium Conference Record (Cat. No.01CH37310) - Globally convergent ordered subsets algorithms: application to tomography

Sangtae Ahn,, Fessler, J.A.

Année:

2002

Langue:

english

Fichier:

PDF, 273 KB

english, 2002

41

SPIE Proceedings [SPIE SPIE BiOS - San Francisco, California, United States (Saturday 13 February 2016)] Clinical and Translational Neurophotonics; Neural Imaging and Sensing; and Optogenetics and Optical Manipulation - Applying support vector machine on hybrid fNIRS/EEG signal to classify driver's conditions (Conference Presentation)

Madsen, Steen J., Yang, Victor X. D., Jansen, E. Duco, Luo, Qingming, Mohanty, Samarendra K., Thakor, Nitish V., Nguyen, Thien, Ahn, Sangtae, Jang, Hyojung, Jun, Sung C., Kim, Jae G.

Année:

2016

Langue:

english

Fichier:

PDF, 114 KB

english, 2016

42

[IEEE 2014 IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC) - Seattle, WA, USA (2014.11.8-2014.11.15)] 2014 IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC) - Analysis of the effects of errors in attenuation maps on PET quantitation in TOF PET

Ahn, Sangtae, Cheng, Lishui, Manjeshwar, Ravindra M.

Année:

2014

Langue:

english

Fichier:

PDF, 144 KB

english, 2014

43

[IEEE 2014 IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC) - Seattle, WA, USA (2014.11.8-2014.11.15)] 2014 IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC) - Theoretical analysis of resolution and noise properties of PET image reconstruction with and without sinogram blurring modeling

Année:

2014

Langue:

english

Fichier:

PDF, 138 KB

english, 2014

44

ChemInform Abstract: Synthesis of Diethylamino-Curcumin Mimics with Substituted Triazolyl Groups and Their Sensitization Effect of TRAIL Against Brain Cancer Cells.

Ahn, Yongchel, Oh, Sangtae, Lee, Seong Jun, Park, Byong-Gon, Park, Yoon-Sun, Shin, Woon-Seob, Jang, Hyuk Jai, Park, Jin Hoon, Kwon, Daeho, Lee, Seokjoon

Journal:

Année:

2015

Fichier:

PDF, 18 KB

2015

45

Zero TEMR bone imaging in the head

Wiesinger, Florian, Sacolick, Laura I., Menini, Anne, Kaushik, Sandeep S., Ahn, Sangtae, Veit-Haibach, Patrick, Delso, Gaspar, Shanbhag, Dattesh D.

Journal:

Magnetic Resonance in Medicine

Année:

2016

Fichier:

PDF, 1.28 MB

2016

46

[IEEE 2015 IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC) - San Diego, CA, USA (2015.10.31-2015.11.7)] 2015 IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC) - Joint reconstruction of activity and attenuation using MR-based priors: Application to clinical TOF PET/MR

Ahn, Sangtae, Cheng, Lishui, Shanbhag, Dattesh, Wiesinger, Florian, Manjeshwar, Ravindra

Année:

2015

Langue:

english

Fichier:

PDF, 272 KB

english, 2015

47

Utilization of a combined EEG/NIRS system to predict driver drowsiness

Nguyen, Thien, Ahn, Sangtae, Jang, Hyojung, Jun, Sung Chan, Kim, Jae Gwan

Journal:

Scientific Reports

Année:

2017

Langue:

english

Fichier:

PDF, 1.47 MB

english, 2017

48

Clinical evaluation of TOF versus non-TOF on PET artifacts in simultaneous PET/MR: a dual centre experience

ter Voert, Edwin E. G. W., Veit-Haibach, Patrick, Ahn, Sangtae, Wiesinger, Florian, Khalighi, M. Mehdi, Levin, Craig S., Iagaru, Andrei H., Zaharchuk, Greg, Huellner, Martin, Delso, Gaspar

Journal:

European Journal of Nuclear Medicine and Molecular Imaging

Année:

2017

Langue:

english

Fichier:

PDF, 5.72 MB

english, 2017

49

EEG datasets for motor imagery brain computer interface

Cho, Hohyun, Ahn, Minkyu, Ahn, Sangtae, Kwon, Moonyoung, Jun, Sung Chan

Journal:

Année:

2017

Langue:

english

Fichier:

PDF, 1.61 MB

english, 2017

50

Evaluation of lesion detectability in positron emission tomography when using a convergent penalized likelihood image reconstruction method

Wangerin, Kristen A., Ahn, Sangtae, Wollenweber, Scott, Ross, Steven G., Kinahan, Paul E., Manjeshwar, Ravindra M.

Journal:

Journal of Medical Imaging

Année:

2016

Langue:

english

Fichier:

PDF, 1.14 MB

english, 2016