David J Brady

Summary

Affiliation: Duke University Medical Center
Country: USA

Publications

  1. doi request reprint Structured illumination for tomographic X-ray diffraction imaging
    Joel A Greenberg
    Department of Electrical and Computer Engineering, Duke University, Durham, NC, USA
    Analyst 139:709-13. 2014
  2. doi request reprint Multiscale gigapixel photography
    D J Brady
    Fitzpatrick Institute for Photonics, Duke University, PO Box 90291, Durham, North Carolina 27708, USA
    Nature 486:386-9. 2012
  3. doi request reprint Coding for compressive focal tomography
    David J Brady
    Fitzpatrick Institute for Photonics and Department of Electrical Engineering, Duke University, Durham, North Carolina 27708, USA
    Appl Opt 50:4436-49. 2011
  4. ncbi request reprint Performance comparison of aperture codes for multimodal, multiplex spectroscopy
    Ashwin A Wagadarikar
    Duke University Fitzpatrick Institute for Photonics, Box 90291, Durham, North Carolina 27708, USA
    Appl Opt 46:4932-42. 2007
  5. ncbi request reprint Video rate spectral imaging using a coded aperture snapshot spectral imager
    Ashwin A Wagadarikar
    Department of Electrical and Computer Engineering, Duke University, Durham, NC 27708, USA
    Opt Express 17:6368-88. 2009
  6. ncbi request reprint Compressive holography
    David J Brady
    Department of Electrical and Computer Engineering and The Fitzpatrick Institute for Photonics, Duke University, Durham, NC 27708, USA
    Opt Express 17:13040-9. 2009
  7. ncbi request reprint Multiscale lens design
    David J Brady
    Department of Electrical and Computer Engineering, Fitzpatrick Institute for Photonics, Duke University, Durham, NC 27708, USA
    Opt Express 17:10659-74. 2009
  8. ncbi request reprint Superimposed video disambiguation for increased field of view
    Roummel F Marcia
    Department of Electrical and Computer Engineering, Duke University, Durham, NC 27708, USA
    Opt Express 16:16352-63. 2008
  9. ncbi request reprint Lightweight biometric detection system for human classification using pyroelectric infrared detectors
    John Burchett
    Fitzpatrick Center for Photonics and Communications, Duke University, Durham, North Carolina 27708, USA
    Appl Opt 45:3031-7. 2006
  10. ncbi request reprint Static two-dimensional aperture coding for multimodal, multiplex spectroscopy
    Michael E Gehm
    Duke University Fitzpatrick Center for Photonics, Durham, North Carolina 27708, USA
    Appl Opt 45:2965-74. 2006

Collaborators

Detail Information

Publications12

  1. doi request reprint Structured illumination for tomographic X-ray diffraction imaging
    Joel A Greenberg
    Department of Electrical and Computer Engineering, Duke University, Durham, NC, USA
    Analyst 139:709-13. 2014
    ....
  2. doi request reprint Multiscale gigapixel photography
    D J Brady
    Fitzpatrick Institute for Photonics, Duke University, PO Box 90291, Durham, North Carolina 27708, USA
    Nature 486:386-9. 2012
    ..Ubiquitous gigapixel cameras may transform the central challenge of photography from the question of where to point the camera to that of how to mine the data...
  3. doi request reprint Coding for compressive focal tomography
    David J Brady
    Fitzpatrick Institute for Photonics and Department of Electrical Engineering, Duke University, Durham, North Carolina 27708, USA
    Appl Opt 50:4436-49. 2011
    ..We propose a novel strategy based on image space modulation and show that this strategy can be sensitive to high-resolution spatial features across an extended focal volume...
  4. ncbi request reprint Performance comparison of aperture codes for multimodal, multiplex spectroscopy
    Ashwin A Wagadarikar
    Duke University Fitzpatrick Institute for Photonics, Box 90291, Durham, North Carolina 27708, USA
    Appl Opt 46:4932-42. 2007
    ..The SNR is least sensitive to vertical subpixel misalignments on the detector with a Hadamard-matrix-based code. Finally, the increased sensitivity of a spectrometer using a coded aperture instead of a slit is demonstrated...
  5. ncbi request reprint Video rate spectral imaging using a coded aperture snapshot spectral imager
    Ashwin A Wagadarikar
    Department of Electrical and Computer Engineering, Duke University, Durham, NC 27708, USA
    Opt Express 17:6368-88. 2009
    ..We utilize CASSI's snapshot ability to demonstrate a spectral image video of multi-colored candles with live flames captured at 30 frames per second...
  6. ncbi request reprint Compressive holography
    David J Brady
    Department of Electrical and Computer Engineering and The Fitzpatrick Institute for Photonics, Duke University, Durham, NC 27708, USA
    Opt Express 17:13040-9. 2009
    ..Compressive measurement is particularly useful in generating multidimensional images from lower dimensional data. We demonstrate single frame 3D tomography from 2D holographic data...
  7. ncbi request reprint Multiscale lens design
    David J Brady
    Department of Electrical and Computer Engineering, Fitzpatrick Institute for Photonics, Duke University, Durham, NC 27708, USA
    Opt Express 17:10659-74. 2009
    ..We present an example optical design using an 8 mm entrance pupil capable of resolving 20 megapixels...
  8. ncbi request reprint Superimposed video disambiguation for increased field of view
    Roummel F Marcia
    Department of Electrical and Computer Engineering, Duke University, Durham, NC 27708, USA
    Opt Express 16:16352-63. 2008
    ..We show the effectiveness of this improved approach by reconstructing the constituent images of a surveillance camera video...
  9. ncbi request reprint Lightweight biometric detection system for human classification using pyroelectric infrared detectors
    John Burchett
    Fitzpatrick Center for Photonics and Communications, Duke University, Durham, North Carolina 27708, USA
    Appl Opt 45:3031-7. 2006
    ..We propose two algorithms for person identification, a more generalized spectral clustering method and a more rigorous example that uses principal component regression to perform a blind classification...
  10. ncbi request reprint Static two-dimensional aperture coding for multimodal, multiplex spectroscopy
    Michael E Gehm
    Duke University Fitzpatrick Center for Photonics, Durham, North Carolina 27708, USA
    Appl Opt 45:2965-74. 2006
    ..We develop a general mathematical framework for deriving the required aperture codes and discuss several appealing code families. Experimental results validate the performance of the instrument...
  11. doi request reprint Identification of fluorescent beads using a coded aperture snapshot spectral imager
    Christy Fernandez Cull
    Fitzpatrick Institute for Photonics and Department of Electrical and Computer Engineering, Duke University, 129 Hudson Hall, Durham, North Carolina 27708, USA
    Appl Opt 49:B59-70. 2010
    ..We also record real CASSI measurements of a ten bead type fluorescence scene and create a 2D bead identity map. A baseline image from filtered-array imaging system verifies CASSI's 2D bead identity map...
  12. ncbi request reprint Multi-excitation Raman spectroscopy technique for fluorescence rejection
    Scott T McCain
    Department of Electrical and Computer Engineering, Fitzpatrick Institute for Photonics, DukeUniversity, Durham, North Carolina 27708, USA
    Opt Express 16:10975-91. 2008
    ..In situations where the intense fluorescence causes significant shot noise compared to the weak Raman signals, the multi-excitation approach is more effective than non-iterative techniques such as polynomial background subtraction...