Publications (Conference)

1. Joshua H. Carpenter, Yijun Ding, Ava Hurlock, David Cocarelli; Chris Gregory, Souleymane O. Diallo, Amit Ashok, Joel A. Greenberg, and Michael Gehm, “Motivations and methods for the analysis of multi-modality x-ray systems for explosives detection,” Proc. SPIE 10999, Anomaly Detection and Imaging with X-Rays (ADIX) IV, 1099908, 2019. DOI: 10-1117/12.2518781 ⇒ Read More

 

2. Jay Voris, Yijun Ding, Ratchaneekorn Thamvichai, Joel Greenberg, David Coccarelli, Michael Gehm, Eric Johnson, Carl Bosch, and Amit Ashok, “Information-theoretic analysis of fixed Gantry x-ray computed tomography transmission system for threat detection,” Proc. SPIE 10999, Anomaly Detection and Imaging with X-Rays (ADIX) IV; 109990I, 2019. DOI: 101.1117/12.2519812 ⇒ Read More

 

3. Yijun Ding and Amit Ashok, “X-ray measurement model and information-theoretic metric incorporating material variations with energy correlations,” Proc. SPIE 10999, Anomaly Detection and Imaging with X-Rays (ADIX) IV, 109990J, 2019. DOI: 10.1117/12.2518552 ⇒ Read More

 

4. Ahmad Masoudi and Amit Ashok, “Multiplexed measurement design for fixed Gantry x-ray computed tomography system,” Proc. SPIE 10999, Anomaly Detection and Imaging with X-Rays (ADIX) IV; 109990K, 2019. ⇒ Read More

 

5. Yuzhang Lin, Feng Liu, Miguel Hernandez-Cabronero, Eze Ahanonu, Michael Marcellin and Ali Bilgin, and Amit Ashok “Perception-Optimized Encoding for Visually Lossy Image Com- pression,” Proc. of Data Compression Conference (DCC), pp. 592-592, 2019. ⇒ Read More

 

6. Yuzhang Lin, Amit Ashok, Michael Marcellin and Ali Bilgin, “Task-Based JPEG 2000 Image Compression: An Information-Theoretic Approach,” Proc. of Data Compression Conference (DCC), pp. 423-423, 2018. ⇒ Read More

 

7. Feng Liu, Yuzhang Lin, Miguel Hernndez-Cabronero, Eze Ahanonu, Michael Marcellin, Amit Ashok, and Ali Bilgin, “A Visual Discrimination Model for JPEG2000 Compression,” Proc. of Data Compression Conference (DCC), pp. 424-424, 2018. ⇒ Read More

 

8. Ahmad Masoudi, Jay Voris, David Coccarelli, Joel Greenberg, Michael Gehm, and Amit Ashok, “X-ray measurement model and information-theoretic system metric incorporating material variability,” Proc. SPIE 10632, Anomaly Detection and Imaging with X-Rays (ADIX) III, 106320H, 2018. ⇒ Read More

 

9. David Coccarelli, Joel A. Greenberg, Ratchaneekorn Thamvichai, Jay Voris, Ahmad Masoudi, Amit Ashok, and Michael Gehm, “An information theoretic approach to system optimization accounting for material variability,” Proc. SPIE 10632, Anomaly Detection and Imaging with X-Rays (ADIX) III, 106320F, 2018. ⇒ Read More

 

10. Sagar Mandava, Amit Ashok, and Ali Bilgin, “Deep learning based sparse view x-ray CT recon- struction for checked baggage screening,” Proc. SPIE 10632, Anomaly Detection and Imaging with X-Rays (ADIX) III, 1063204, 2018. ⇒ Read More

 

11. Ronan Kerviche, Saikat Guha, and Amit Ashok, “Achieving the Ultimate Limit of Two Point Resolution by Computational Imaging,” in Imaging and Applied Optics Technical Digest (COSI), paper CW4B.5 (2017). DOI 10.1364/COSI2017.CW4B.5 ⇒ Read More

 

12. Sagar Mandava, David Coccarelli, Joel A. Greenberg, Michael E. Gehm, Amit Ashok, and Ali Bilgin, “Image reconstruction for view-limited x-ray CT in baggage scanning,” Proc. SPIE 10187, Anomaly Detection and Imaging with X-Rays (ADIX) II, 101870F (2017). DOI 10.1117/12.2265491⇒ Read More

 

13. David Coccarelli, Joel A. Greenberg, Sagar Mandava, Qian Gong, Liang-Chih Huang, Amit Ashok, and Michael E. Gehm, “Creating an experimental testbed for information-theoretic analysis of architectures for x-ray anomaly detection,” in Proc. SPIE 10187, Anomaly Detection and Imaging with X-Rays (ADIX) II, 1018709 (2017). DOI 10.1117/12.2263033 ⇒ Read More

 

14. Feng Liu, Eze Ahanonu, Michael W. Marcellin,Yuzhang Lin, Amit Ashok, and Ali Bilgin, “Visibility Thresholds in Reversible JPEG2000 Compression,” in Proc. of Data Compression Conference (DCC), pp. 450-450 (2017). DOI 10.1109/DCC.2017.78 Read More

 

15. Ronan Kerviche, Saikat Guha, and Amit Ashok, “Fundamental limit of resolving two point sources limited by an arbitrary point spread function,” Prof. International Symposium on Information Theory (ISIT), (2017). DOI 10.1109/ISIT.2017.8006566 ⇒ Read More

 

16. Feng Liu, Eze Ahanonu, Michael W. Marcellin,Yuzhang Lin, Amit Ashok, and Ali Bilgin, “Visibility Thresholds for Visually Lossy JPEG2000,” Proc. of SPIE, Applications of Digital Image Processing XXXIX, 99711P, (2016). DOI 10.1109/DCC.2017.78 ⇒ Read More

 

17. Yuzhang Lin, Genevieve G. Allouche, James Huang, Amit Ashok, Qian Gong, David Coccarelli, Razvan-Ionut Stoian, and Michael E. Gehm, “Information-theoretic analysis of x-ray photoabsorption based threat detection system for check-point,” in Proc. SPIE 9847, Anomaly Detection and Imaging with X-Rays (ADIX), 98470F (2016). DOI 10.1117/12.2238411 ⇒ Read More

 

18. David Coccarelli, Qian Gong, Razvan-Ionut Stoian, Joel A. Greenberg, Michael E. Gehm, Yuzhang Lin, James Huang, and Amit Ashok, “Information-theoretic analysis of x-ray scatter and phase architectures for anomaly detection,” in Proc. SPIE 9847, Anomaly Detection and Imaging with X-Rays (ADIX), 98470B (2016). DOI 10.1117/12.2223175 ⇒ Read More

 

19. James Huang and Amit Ashok, “Information optimal compressive x-ray threat detection,” in Proc.  SPIE 9847, Anomaly Detection and Imaging with X-Rays (ADIX), 98470T (2016). DOI 10.1117/12.2223784 ⇒ Read More

 

20. Ronan Kerviche and Amit Ashok, “Scalable information-optimal compressive target recognition,” in Proc. SPIE 9870, Computational Imaging, 987008 (2016). DOI 10.1117/12.2228570 ⇒ Read More

 

21. Lingling Pu, Michael W. Marcellin, Ali Bilgin, and Amit Ashok, “Compression Based on a Joint Task-Specific Information Metric,” in Proceeding of the IEEE Data Compression Conference (DCC), pp. 467-467 (2015). DOI 10.1109/DCC.2015.76 ⇒ Read More

 

22. Yuzhang Lin and Amit Ashok, “Measurement Quantization in Compressive Imaging and Image Compression,” in OSA Imaging and Applied Optics Technical Digest, paper JT5A.37 (2015). DOI10.1364/AOMS.2015.JT5A.37 ⇒ Read More

 

23. Lingling Pu, Michael W. Marcellin, Ali Bilgin, and Amit Ashok, “Image compression based on task-specific information,” IEEE International Conference on Image Processing (ICIP), pp. 4817-4821 (2014). ⇒ Read More

 

24. Ronan Kerviche and Amit Ashok, “Information-optimal Scalable Compressive Imaging System,” in OSA Classical Optics Technical Digest, paper CMD2.2 (2014). DOI 10.1364/COSI.2014.CM2D.2 ⇒ Read More

 

25. M. Zhao, P. S. Estes, Amit Ashok, R. Liang, D. Zarnescu, W. Zhou, and L. Peng, “Video-rate cellular imaging of whole embryo with extended-field two-photon light-sheet microscopy,” in Proceeding SPIE 8948, Multiphoton Microscopy in the Biomedical Sciences XIV, 2014. 

 

26. Ronan Kerviche, Nan Zhu, and Amit Ashok, “Information optimal scalable compressive imager demonstrator,” in Proceeding of the IEEE International Conference on Image Processing (ICIP), pp. 2177-2179 (2014). DOI 10.1109/ICIP.2014.7025439 ⇒ Read More

 

27. Amit Ashok, James Huang, Yuzhang Lin, and Ronan Kerviche, “Information optimal compressive imaging: design and implementation,” in Proc. SPIE 9186, Fifty Years of Optical Sciences at The University of Arizona, 91860K (2014). DOI 10.1117/12.2063947 ⇒ Read More

 

28. James Huang, Amit Ashok, and Mark Neifeld, “Non-greedy adaptive compressive imaging: A face recognition example,” in Proceeding of the IEEE Asilomar Conference on Signal, Systems, and Computers, pp. 762-764 (2013). DOI 10.1109/ACSSC.2013.6810387 ⇒ Read More

 

29. James Huang, Amit Ashok, and Mark Neifeld, “Information Optimal Adaptive Measurement Design For Compressive Imaging,” in OSA Imaging and Applied Optics Technical Digest, paper JTu4A.22 (2013). DOI 10.1364/AOPT.2013.JTu4A.22 ⇒ Read More

 

30. Basel Salahieh, Amit Ashok, and Mark Neifeld, “Compressive Light Field Imaging Using Joint Spatio-Angular Modulation,” in OSA Imaging and Applied Optics Technical Digest, paper CM4C.6 (2013). DOI 10.1364/COSI.2013.CM4C.6  Read More

 

31. Vicha Treeaporn, Amit Ashok, and Mark Neifeld, “Compressive Stereo Cameras for Computing Disparity Maps,” in OSA Imaging and Applied Optics Technical Digest, paper CM1C.4 (2013)DOI 10.1364/COSI.2013.CM1C.4 Read More

 

32. Ronan Kerviche and Amit Ashok, “A Joint-Design Approach for Extended Depth of Field Imaging,” in OSA Imaging and Applied Optics Technical Digest, paper CW4C.4 (2013)DOI 10.1364/COSI.2013.CW4C.4 Read More

 

33. Feng Liu, Yookyung Kim, Nathan Goodman, Amit Ashok, and Ali Bilgin, “Compressive sensing of frequency-hopping spread spectrum signals,” in Proceeding of SPIE 8365, Compressive Sensing, 83650P (2012)DOI 10.1117/12.919561 ⇒ Read More

 

34. B. M. Kaylor, Amit Ashok, E. M. Seger, C. J. Keith, and R. R. Reibel, “Dynamically programmable, dual-band computational imaging system,” in OSA Imaging and Applied Optics Technical Digest, paper CM4B.3 (2012). DOI 10.1364/COSI.2012.CM4B.3  Read More

 

35. Amit Ashok, Mark A. Neifeld, and James Huang, “Information Optimal Static Measurement Design for Compressive Imaging,” in OSA Imaging and Applied Optics Technical Digest, paper CTu3B.3 (2012). DOI 10.1364/COSI.2012.CTu3B.3 Read More

 

36. Amit Ashok, Liang C. Huang, and Mark A. Neifeld, “Information-Optimal Adaptive Compressive Imaging,” Invited Paper, in Proceeding of the IEEE Asilomar Conference on Signal, Systems, and Computers, pp. 1255-1259 (2011). DOI 10.1109/ACSSC.2011.6190217 Read More

 

37. Amit Ashok and Mark A. Neifeld, “Compressive light field imaging with weighted random projections,” in Proc. SPIE 8165, Adaptive Coded Aperture Imaging and Non-Imaging Sensors V, 816519 (2011)DOI 10.1117/12.894367 Read More

 

38. Amit Ashok and Mark A. Neifeld, “Adaptive Compressive Imaging via Sequential Parameter Estimation,” in Computational Optical Sensing and Imaging (COSI), paper CMA3, Toronto, Canada (2011). DOI 10.1364/COSI.2011. CMA3 ⇒ Read More

 

39. Vicha Treeaporn, Amit Ashok, and Mark A. Neifeld, “Space-time Compressive Imaging,” in Proc. SPIE 8056, Visual Information Processing XX, 80560P (2011)DOI 10.1117/12.884440 Read More

 

40. Jun Ke, Amit Ashok, and Mark A. Neifeld, “Adaptive compressive imaging for object reconstruction,” in Proc. Of SPIE 7818, Adaptive Coded Aperture Imaging and Non-Imaging Sensors and Unconventional Imaging Sensor Systems II, 781809 (2010); DOI 10.1117/12.861738  Read More

 

41. Amit Ashok and Mark A. Neifeld, “Compressive Imaging: Hybrid Projection Design,” Invited Paper, in OSA Imaging and Applied Optics Technical  Digest, paper, IWD3 (2010). DOI 10.1364/IS.2010.IWD3 Read More

 

42. Amit Ashok and Mark A. Neifeld , “Compressive Light Field Imaging,” Invited Paper, Best Paper Award, in Proc. of SPIE 7690A, Three-Dimensional Imaging, Visualization, and Display,  76900Q (2010). DOI 10.1117/12.852738  Read More

 

43. Vicha Treeaporn, Amit Ashok, and Mark A. Neifeld, “Increased Field of View Through Optical Multiplexing,” OSA Imaging Systems, OSA Technical Digest, paper IMC4 (2010). DOI 10.1364/IS.2010.IMC4 ⇒ Read More

 

44. Amit Ashok, Pawan Baheti, and Mark A. Neifeld, “Task Specific Information,” Invited Paper, OSA Topical Meeting: Computational Optical Sensing and Imaging (COSI), paper CTuA1, Vancouver, Canada, (2007).

 

45. Amit Ashok, Pawan Baheti, and Mark A. Neifeld, “Task-specific information: an imaging system analysis tool,” in Proc. of SPIE 6575, Visual Information Processing XVI, 65750G (2007). DOI 10.1117/12.720878 Read More

 

46. Amit Ashok and Mark A. Neifeld, “Recent progress on multi-domain optimization for ultrathin cameras,” Invited Paper, Proceedings of SPIE 6232, Intelligent Integrated Microsystems, 62320N (2006)DOI 10.1117/12.668280  Read More

 

47. Mark A. Neifeld and Amit Ashok, “Imaging using Alternate Point Spread functions: Lenslets with Pseudo-Random Phase Diversity, ” Invited Paper, OSA Computational Optical Sensing and Imaging (COSI) Technical Digest, paper CMB1  (2005)DOI 10.1364/COSI.2005.CMB1 ⇒ Read More

 

48. Mark A. Neifeld and Amit Ashok, “An Information-Based Analysis of Two Single-Detector Imaging System,” Proceedings of the 7th Joint Conference Information Sciences (JCIS), Cary, North Carolina, pp.1404-1407, 2003.

 

49. Amit Ashok and Andrew J. Wilkinson, “Topographic mapping with multiple antenna SAR interferometry: a Bayesian model-based approach,” in Proceedings of IEEE Geoscience and Remote Sensing Symposium (IGARSS), vol. 5, pp. 2058-2060 (2001)DOI 10.1109/IGARSS.2001.977902 ⇒ Read More