Joshua N. Ash

Publication Activity (10 Years)

Years Active: 2005-2023
Publications (10 Years): 4

Top Topics

Magnetic Resonance

Change Detection

Expectation Maximization

Top Venues

IEEE Geosci. Remote. Sens. Lett.

IEEE Trans. Geosci. Remote. Sens.

IEEE Trans. Signal Process.

Publications

David Tucker, Joshua N. Ash, Lee C. Potter
SAR Coherent Change Detection With Variational Expectation Maximization. IEEE Trans. Aerosp. Electron. Syst. 59 (3) (2023)
Nicholas Durkee, Joshua N. Ash, Joseph Meola
Longwave Infrared Hyperspectral Emissivity Retrieval With Robustness to Spectral Uncertainty. IEEE Trans. Geosci. Remote. Sens. 60 (2022)
Charan Puladas, Katie Hossler, Joshua N. Ash
Sum-Product Unmixing for Hyperspectral Analysis With Endmember Variability. IEEE Geosci. Remote. Sens. Lett. 15 (12) (2018)
Adam Rich, Lee C. Potter, Joshua N. Ash, Rizwan Ahmad
Factor graphs for inverse problems: Accelerated phase contrast magnetic resonance imaging. ICIP (2015)
Joshua N. Ash, Emre Ertin, Lee C. Potter, Edmund G. Zelnio
Wide-Angle Synthetic Aperture Radar Imaging: Models and algorithms for anisotropic scattering. IEEE Signal Process. Mag. 31 (4) (2014)
Christian D. Austin, Joshua N. Ash, Randolph L. Moses
Dynamic Dictionary Algorithms for Model Order and Parameter Estimation. IEEE Trans. Signal Process. 61 (20) (2013)
Joseph Meola, Michael T. Eismann, Randolph L. Moses, Joshua N. Ash
Application of Model-Based Change Detection to Airborne VNIR/SWIR Hyperspectral Imagery. IEEE Trans. Geosci. Remote. Sens. 50 (10) (2012)
Joshua N. Ash, Joseph Meola
Incorporating spatial structure into hyperspectral scene analysis. SSP (2012)
Joshua N. Ash
An Autofocus Method for Backprojection Imagery in Synthetic Aperture Radar. IEEE Geosci. Remote. Sens. Lett. 9 (1) (2012)
Marisa C. Eisenberg, Joshua N. Ash, Dan Siegal-Gaskins
synchronization of cellular populations through expression data deconvolution. DAC (2011)
Randolph L. Moses, Joshua N. Ash
An Autoregressive Formulation for SAR Backprojection Imaging. IEEE Trans. Aerosp. Electron. Syst. 47 (4) (2011)
Christian D. Austin, Joshua N. Ash, Randolph L. Moses
Parameter estimation using sparse reconstruction with dynamic dictionaries. ICASSP (2011)
Joseph Meola, Michael T. Eismann, Randolph L. Moses, Joshua N. Ash
Detecting Changes in Hyperspectral Imagery Using a Model-Based Approach. IEEE Trans. Geosci. Remote. Sens. 49 (7) (2011)
Joshua N. Ash, Gene T. Whipps, Richard J. Kozick
Performance of shockwave-based shooter localization under model misspecification. ICASSP (2010)
Christian D. Austin, Randolph L. Moses, Joshua N. Ash, Emre Ertin
On the Relation Between Sparse Reconstruction and Parameter Estimation With Model Order Selection. IEEE J. Sel. Top. Signal Process. 4 (3) (2010)
Dan Siegal-Gaskins, Joshua N. Ash, Sean Crosson
Model-Based Deconvolution of Cell Cycle Time-Series Data Reveals Gene Expression Details at High Resolution. PLoS Comput. Biol. 5 (8) (2009)
Ahmed R. Fasih, Emre Ertin, Joshua N. Ash, Randolph L. Moses
SAR focusing performance for moving objects with random motion components. ACSCC (2008)
Joshua N. Ash, Randolph L. Moses
On optimal anchor node placement in sensor localization by optimization of subspace principal angles. ICASSP (2008)
Joshua N. Ash, Randolph L. Moses
On the Relative and Absolute Positioning Errors in Self-Localization Systems. IEEE Trans. Signal Process. 56 (11) (2008)
Joshua N. Ash, Randolph L. Moses
Relative and Absolute Errors in Sensor Network Localization. ICASSP (2) (2007)
Joshua N. Ash, Lee C. Potter
Robust system multiangulation using subspace methods. IPSN (2007)
Joshua N. Ash, Randolph L. Moses
Outlier compensation in sensor network self-localization via the EM algorithm. ICASSP (4) (2005)
Neal Patwari, Joshua N. Ash, Spyros Kyperountas, Alfred O. Hero III, Randolph L. Moses, Neiyer S. Correal
Locating the nodes: cooperative localization in wireless sensor networks. IEEE Signal Process. Mag. 22 (4) (2005)