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Research Output 2011 2019

2019

3D reconstruction using single-photon Lidar data exploiting the widths of the returns

Tachella, J., Altmann, Y., Tourneret, J-Y. & McLaughlin, S., 1 Feb 2019, (Accepted/In press) International Conference on Acoustics, Speech, and Signal Processing (ICASSP) 2019.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

photons
pixels
background noise
set theory
impulses

Anomaly detection with high resolution hyperspectral observations

Chenot, C., Yaghoobi, M., Davies, M. E. & Altmann, Y., 21 Feb 2019, 2018 IEEE Global Conference on Signal and Information Processing (GlobalSIP). IEEE, p. 963-967 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
spatial resolution
sensor
anomaly
sampling
energy

A Novel Algorithm for the Identification of Dirac Impulses from Filtered Noisy Measurements

Meignen, S., Legros, Q., Altmann, Y. & McLaughlin, S., 13 Apr 2019, In : Signal Processing. 162, p. 268-281 14 p.

Research output: Contribution to journalArticle

Singular value decomposition
Innovation
Recovery

Bayesian 3D Reconstruction of Complex Scenes from Single-Photon Lidar Data

Tachella, J., Altmann, Y., Ren, X., McCarthy, A., Buller, G. S., McLaughlin, S. & Tourneret, J-Y., 14 Mar 2019, In : SIAM Journal on Imaging Sciences . 12, 1, p. 521-550 30 p.

Research output: Contribution to journalArticle

Open Access
File
Photons
Pixels
Markov processes
Erosion
Time delay

Bayesian Bacterial Detection Using Irregularly Sampled Optical Endomicroscopy Images

Karam Mohammed Abdelkarim, A., Altmann, Y., Akram, A., McCool, P., Perperidis, A., Dhaliwal, K. & McLaughlin, S., 24 Jun 2019, In : Medical Image Analysis.

Research output: Contribution to journalArticle

Open Access
File
bacterium
pneumonia
morbidity
Markov chain
outlier

Expectation-Propagation algorithms for linear regression with Poisson noise: application to photon-limited spectral unmixing

Altmann, Y., Perelli, A. & Davies, M. E., 1 Feb 2019, (Accepted/In press) International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Linear regression
Photons
Sampling

Segmentation bayésienne d’images constantes par morceaux: cas de distorsion non-linéaire, données manquantes et bruit de Poisson

Giovannelli, J-F. & Altmann, Y., 27 May 2019, (Accepted/In press) XXVIIème Colloque francophone de traitement du signal et des images (GRETSI 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Nonlinear distortion
Degradation
Pixels
2018

Bayesian Restoration of high-dimensional photon-starved images

Tachella, J., Altmann, Y., Pereyra, M., McLaughlin, S. & Tourneret, J-Y., 3 Dec 2018, 2018 26th European Signal Processing Conference (EUSIPCO). IEEE, p. 747-751 5 p. (European Signal Processing Conference (EUSIPCO)).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
Restoration
Photons
Image reconstruction
Experiments
Imaging techniques

Deconvolution of Irregularly Subsampled Images

Karam-Eldaly, A., Altmann, Y., Perperidis, A. & McLaughlin, S., 30 Aug 2018, 2018 IEEE Statistical Signal Processing Workshop (SSP). IEEE, p. 603-607 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Deconvolution
Additive noise
Convolution
Markov processes
Optical microscopy

Enhancing the recovery of a temporal sequence of images using joint deconvolution

Caramazza, P., Wilson, K., Gariépy, G., Leach, J., McLaughlin, S., Faccio, D. & Altmann, Y., 27 Mar 2018, In : Scientific Reports. 8, 5257.

Research output: Contribution to journalArticle

Open Access
File
recovery
pulses
CCD cameras
counting
pixels

High-resolution depth profiling using a range-gated CMOS SPAD quanta image sensor

Ren, X., Connolly, P. W. R., Halimi, A., Altmann, Y., McLaughlin, S., Gyongy, I., Henderson, R. K. & Buller, G. S., 5 Mar 2018, In : Optics Express. 26, 5, p. 5541-5557 17 p.

Research output: Contribution to journalArticle

Open Access
File
avalanche diodes
CMOS
high resolution
sensors
photons

Identification of mixed sources with an organic scintillator-based radiation portal monitor

Paff, M., Di Fulvio, A., Altmann, Y., Clarke, S. D., Hero, A. & Pozzi, S. A., 2018, In : Journal of Nuclear Materials Management. 46, 4, p. 48-57 10 p.

Research output: Contribution to journalArticle

scintillation counters
monitors
radioactive isotopes
radiation
warning systems

Multifractal Analysis of Multivariate Images Using Gamma Markov Random Field Priors

Wendt, H., Combrexelle, S., Altmann, Y., Tourneret, J-Y., McLaughlin, S. & Abry, P., 22 May 2018, In : SIAM Journal on Imaging Sciences . 11, 2, p. 1294–1316 23 p.

Research output: Contribution to journalArticle

Open Access
File
Textures
Computer simulation
Costs
Statistical Models

Patch-based sparse representation for bacterial detection

Eldaly, A. K., Altmann, Y., Akram, A., Perperidis, A., Dhaliwal, K. & McLaughlin, S., 18 Dec 2018, (Accepted/In press) 2019 IEEE International Symposium on Biomedical Imaging (IEEE). IEEE

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Bacteria
Glossaries
Atoms

Quantum-inspired computational imaging

Altmann, Y., McLaughlin, S., Padgett, M. J., Goyal, V. K., Hero, A. O. & Faccio, D. F. A., 17 Aug 2018, In : Science. 361, 6403

Research output: Contribution to journalArticle

Open Access
File
cameras
fog
human body
imaging techniques
pixels

Range estimation from single-photon Lidar data using a stochastic EM approach

Altmann, Y. & McLaughlin, S., 3 Dec 2018, 2018 26th European Signal Processing Conference (EUSIPCO). IEEE, p. 1112-1116 5 p. (European Signal Processing Conference (EUSIPCO)).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
optical radar
photons
profiles
waveforms
estimating

Restoration of Depth and Intensity Images using a Graph Laplacian Regularization

Halimi, A., Connolly, P., Ren, X., Altmann, Y., Gyongy, I., Henderson, R. K., McLaughlin, S. & Buller, G. S., 12 Mar 2018, 2017 IEEE 7th International Workshop on Computational Advances in Multi-Sensor Adaptive Processing (CAMSAP). IEEE, 8313136

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
pixel
histogram
restoration
statistics
laboratory

Spectral classification of sparse photon depth images

Altmann, Y., Maccarone, A., McCarthy, A., McLaughlin, S. & Buller, G. S., 23 Feb 2018, In : Optics Express. 26, 5, p. 5514-5530 17 p.

Research output: Contribution to journalArticle

Open Access
File
wavelength
pixel
image processing
reflectivity
method

Three-dimensional imaging under extreme conditions using single-photon counting

Buller, G. S., Halimi, A., Maccarone, A., Ren, X., Tobin, R., Connolly, P. W. R., Greener, Z. M., Altmann, Y. & McCarthy, A., 2018, CLEO: Applications and Technology 2018. Optical Society of America, AW3R.4

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Depth profiling
Photons
Imaging techniques

Unsupervised restoration of subsampled images constructed from geometric and binomial data

Altmann, Y., McLaughlin, S. & Padgett, M. J., Mar 2018, 2017 IEEE 7th International Workshop on Computational Advances in Multi-Sensor Adaptive Processing (CAMSAP). IEEE, p. 1-5 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
Restoration
Photons
Image reconstruction
Markov processes
Monte Carlo methods

Wavelength-time coding for multispectral 3D imaging using single-photon LiDAR

Ren, X., Altmann, Y., Tobin, R., McCarthy, A., McLaughlin, S. & Buller, G. S., 12 Nov 2018, In : Optics Express. 26, 23, p. 30146-30161

Research output: Contribution to journalArticle

Open Access
File
coding
waveforms
photons
wavelengths
spectral sensitivity
2017

A Bayesian Approach to Denoising of Single-Photon Binary Images

Altmann, Y., Aspden, R., Padgett, M. & McLaughlin, S., 12 May 2017, In : IEEE Transactions on Computational Imaging. 3, 3, p. 460-471 12 p.

Research output: Contribution to journalArticle

Open Access
File
Binary images
Photons
Pixels
Image processing
Detectors

Automated detection of uninformative frames in pulmonary optical endomicroscopy (OEM)

Perperidis, A., Akram, A., Altmann, Y., McCool, P., Westerfeld, J., Wilson, D., Dhaliwal, K. & McLaughlin, S., Jan 2017, In : IEEE Transactions on Biomedical Engineering. 64, 1, p. 87-98 12 p.

Research output: Contribution to journalArticle

Open Access
File
Lung
Artifacts
Noise
Technology
Datasets

Bayesian restoration of reflectivity and range profiles from subsampled single-photon multispectral lidar data

Altmann, Y., Tobin, R., Maccarone, A., Ren, X., McCarthy, A., Buller, G. S. & McLaughlin, S., 26 Oct 2017, 25th European Signal Processing Conference (EUSIPCO). IEEE, p. 1410-1414 5 p. (European Signal Processing Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
Optical radar
Restoration
Photons
Sampling
Wavelength

Characterization and modelling of inter-core coupling in coherent fiber bundles

Perperidis, A., Parker, H. E., Karam-Eldaly, A., Altmann, Y., Dhaliwal, K., Thomson, R. R., Tanner, M. G. & McLaughlin, S., 15 May 2017, In : Optics Express. 25, 10, 11932.

Research output: Contribution to journalArticle

Open Access
File
bundles
cross coupling
fibers
blurring
tradeoffs
Open Access
File
Optical radar
optical radar
Photons
sampling
Sampling

Fast tracking of hidden objects with single-pixel detectors

Chan, S., Warburton, R. E., Gariépy, G., Altmann, Y., McLaughlin, S., Leach, J. & Faccio, D. F. A., 20 Jul 2017, In : Electronics Letters. 53, 15, p. 1005-1008 4 p.

Research output: Contribution to journalArticle

Open Access
File
illumination
pixels
detectors
visual perception
line of sight

Identification of mixed sources with an organic scintillator-based radiation portal monitor

Paff, M., Di Fulvio, A., Altmann, Y., Clarke, S. & Pozzi, S. A., Jul 2017.

Research output: Contribution to conferencePaper

Open Access
File
scintillation counters
monitors
radioactive isotopes
radiation
warning systems

Linear spectral unmixing using collaborative sparse regression and correlated supports

Altmann, Y., Pereyra, M. & Dias, J. B., 23 Oct 2017, 2015 7th Workshop on Hyperspectral Image and Signal Processing: Evolution in Remote Sensing (WHISPERS). IEEE, 8075438. (Workshop on Hyperspectral Image and Signal Processing: Evolution in Remote Sensing (WHISPERS)).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Pixels
Markov processes

Observation of laser pulse propagation in optical fibers with a SPAD camera

Warburton, R. E., Aniculaesei, C., Clerici, M., Altmann, Y., Gariépy, G., McCracken, R. A., Reid, D. T., McLaughlin, S., Petrovich, M., Hayes, J., Henderson, R., Faccio, D. F. A. & Leach, J., 7 Mar 2017, In : Scientific Reports. 7, 8 p., 43302.

Research output: Contribution to journalArticle

Open Access
File
optical fibers
cameras
propagation
photons
pulses
2016

A Bayesian approach for the multifractal analysis of spatio-temporal data

Combrexelle, S., Wendt, H., Tourneret, J-Y., Altmann, Y., McLaughlin, S. & Abry, P., 2016, 2016 International Conference on Systems, Signals and Image Processing (IWSSIP). IEEE

Research output: Chapter in Book/Report/Conference proceedingConference contribution

A Bayesian framework for the multifractal analysis of images using data augmentation and a whittle approximation

Combrexelle, S., Wendt, H., Altmann, Y., Tourneret, J. Y., McLaughlin, S. & Abry, P., 2016, 2016 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP). IEEE, p. 4224-4228 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Linear regression
Costs
Image processing
Textures
Computer simulation

Bayesian estimation for the local assessment of the multifractality parameter of multivariate time series

Combrexelle, S., Wendt, H., Altmann, Y., Tourneret, J-Y., McLaughlin, S. & Abry, P., 1 Dec 2016, 2016 24th European Signal Processing Conference (EUSIPCO). IEEE, p. 1518-1522 5 p. (European Signal Processing Conference (EUSIPCO)).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Time series
Invariance
Signal processing
Computer simulation
Statistical Models

Bayesian joint estimation of the multifractality parameter of image patches using gamma Markov Random Field priors

Combrexelle, S., Wendt, H., Altmann, Y., Tourneret, J-Y., McLaughlin, S. & Abry, P., 19 Aug 2016, 2016 IEEE International Conference on Image Processing (ICIP). IEEE, p. 4468-4472 5 p. (IEEE International Conference on Image Processing).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Textures
Linear regression
Fractals
Computer simulation
Statistical Models

Efficient range estimation and material quantification from multispectral Lidar waveforms

Altmann, Y., Maccarone, A., Halimi, A., McCarthy, A., Buller, G. S. & McLaughlin, S., 16 Jun 2016, (Accepted/In press).

Research output: Contribution to conferencePaper

Open Access
File
lidar
laser
wavelength
methodology
material

Joint spectral clustering and range estimation for 3D scene reconstruction using multispectral lidar waveforms

Altmann, Y., Maccarone, A., McCarthy, A., Buller, G. S. & McLaughlin, S., 1 Dec 2016, 2016 24th European Signal Processing Conference (EUSIPCO). IEEE, p. 513-517 5 p. (European Signal Processing Conference (EUSIPCO)).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
optical radar
waveforms
methodology
reflectance
wavelengths
Open Access
File
Optical radar
Photons
Maximum likelihood estimation
Impulse response
Markov processes

Linear and Nonlinear Unmixing in Hyperspectral Imaging

Dobigeon, N., Altmann, Y., Brun, N. & Moussaoui, S., 2016, Resolving Spectral Mixtures With Applications from Ultrafast Time-Resolved Spectroscopy to Super-Resolution Imaging, 2016. Ruckebusch, C. (ed.). Elsevier, Vol. 30. p. 185-224 40 p. (Data Handling in Science and Technology; vol. 30).

Research output: Chapter in Book/Report/Conference proceedingChapter

Spectral Unmixing
Hyperspectral Imaging
Scanning
Hyperspectral Data
Hyperspectral Image

Real-time tracking of hidden objects with single-pixel detectors

Warburton, R. E., Chan, S., Gariépy, G., Altmann, Y., McLaughlin, S., Leach, J. & Faccio, D., 2016, Imaging Systems and Applications 2016. Optical Society of America, IT4E.2

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Photons
Pixels
Detectors
Lasers

Restoration of intensity and depth images constructed using sparse single-photons data

Halimi, A., Altmann, Y., McCarthy, A., Ren, X., Tobin, R., Buller, G. S. & McLaughlin, S., 28 May 2016, (Accepted/In press).

Research output: Contribution to conferencePaper

Open Access
File
Restoration
Photons
Cosine transforms
Costs
Open Access
File
Target tracking
Photons
Imaging techniques
Pixels
Maximum likelihood estimation

Robust Markov Random Field Outlier Detection and Removal in Subsampled Images

McCool, P., Altmann, Y., Perperidis, A. & McLaughlin, S., 26 Jun 2016.

Research output: Contribution to conferencePaper

Open Access
File

Robust spectral unmixing of multispectral Lidar waveforms

Altmann, Y., Maccarone, A., McCarthy, A., Newstadt, G., Buller, G. S., McLaughlin, S. & Hero, A., 22 Aug 2016.

Research output: Contribution to conferencePaper

Open Access
File
lidar
outlier
laser
anomaly
methodology

Robust unmixing algorithms for hyperspectral imagery

Halimi, A., Altmann, Y., Buller, G. S., McLaughlin, S., Oxford, W., Clarke, D. & Piper, J., 16 Jun 2016, (Accepted/In press).

Research output: Contribution to conferencePaper

Open Access
File
imagery
outlier

Target detection for depth imaging using sparse single-photon data

Altmann, Y., Ren, X., McCarthy, A., Buller, G. S. & McLaughlin, S., 2016, 2016 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP). IEEE, p. 3256-3260 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Target tracking
Photons
Imaging techniques
Optical radar
Impulse response
2015
File
Markov chain
reflectance
pixel
analysis
methodology

Collaborative sparse regression using spatially correlated supports - Application to hyperspectral unmixing

Altmann, Y., Pereyra, M. & Bioucas-Dias, J., Dec 2015, In : IEEE Transactions on Image Processing. 24, 12, p. 5800-5811 12 p.

Research output: Contribution to journalArticle

Open Access
File
pixel
Markov chain
methodology
material
experiment

Nonlinear spectral unmixing using residual component analysis and a Gamma Markov random field

Altmann, Y., Pereyra, M. & McLaughlin, S., 2015, 2015 IEEE 6th International Workshop on Computational Advances in Multi-Sensor Adaptive Processing (CAMSAP). IEEE, p. 165-168 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Spectral Unmixing
Hyperspectral Image
Random Field
Hierarchical Bayesian Model
Markov Chain Monte Carlo Algorithms
Open Access
File
anomaly
outlier
reflectance
pixel
detection