Oscar Pizarro

According to our database, Oscar Pizarro authored at least 74 papers between 2000 and 2025.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2025

Active self-semi-supervised learning for few labeled samples.

Ziting Wen, Oscar Pizarro, Stefan B. Williams

Neurocomputing, 2025

2024

Detecting Endangered Marine Species in Autonomous Underwater Vehicle Imagery Using Point Annotations and Few-Shot Learning.

Heather Doig, Oscar Pizarro, Jacquomo Monk, Stefan B. Williams

CoRR, 2024

Feature Alignment: Rethinking Efficient Active Learning via Proxy in the Context of Pre-trained Models.

Ziting Wen, Oscar Pizarro, Stefan B. Williams

CoRR, 2024

2023

Feature Space Exploration For Planning Initial Benthic AUV Surveys.

Jackson Shields, Oscar Pizarro, Stefan B. Williams

Field Robotics, January, 2023

Guiding Labelling Effort for Efficient Learning With Georeferenced Images.

Takaki Yamada, Miquel Massot-Campos, Adam Prügel-Bennett, Oscar Pizarro, Stefan B. Williams, Blair Thornton

IEEE Trans. Pattern Anal. Mach. Intell., 2023

Adaptive spatial designs minimizing the integrated Bernoulli variance in spatial logistic regression models - with an application to benthic habitat mapping.

Susan C. Anyosa, Jo Eidsvik, Oscar Pizarro

Comput. Stat. Data Anal., 2023

A Semi-supervised Object Detection Algorithm for Underwater Imagery.

Suraj Bijjahalli, Oscar Pizarro, Stefan B. Williams

CoRR, 2023

NTKCPL: Active Learning on Top of Self-Supervised Model by Estimating True Coverage.

Ziting Wen, Oscar Pizarro, Stefan B. Williams

CoRR, 2023

Improved Benthic Classification using Resolution Scaling and SymmNet Unsupervised Domain Adaptation.

Heather Doig, Oscar Pizarro, Stefan B. Williams

Proceedings of the IEEE International Conference on Robotics and Automation, 2023

2022

GeoCLR: Georeference Contrastive Learning for Efficient Seafloor Image Interpretation.

Takaki Yamada, Adam Prügel-Bennett, Stefan B. Williams, Oscar Pizarro, Blair Thornton

Field Robotics, March, 2022

Towards Automated Sample Collection and Return in Extreme Underwater Environments.

Gideon Billings, Matthew R. Walter, Oscar Pizarro, Matthew Johnson-Roberson, Richard Camilli

Field Robotics, March, 2022

Active Self-Semi-Supervised Learning for Few Labeled Samples Fast Training.

Ziting Wen, Oscar Pizarro, Stefan B. Williams

CoRR, 2022

Maximising Wrenches for Kinematically Redundant Systems with Experiments on UVMS.

Wilhelm Johan Marais, Stefan B. Williams, Oscar Pizarro

CoRR, 2022

Go With the Flow: Energy Minimising Periodic Trajectories for UVMS.

Wilhelm Johan Marais, Stefan B. Williams, Oscar Pizarro

Proceedings of the 2022 International Conference on Robotics and Automation, 2022

2021

Anisotropic Disturbance Rejection for Kinematically Redundant Systems With Applications on an UVMS.

Wilhelm Johan Marais, Stefan B. Williams, Oscar Pizarro

IEEE Robotics Autom. Lett., October, 2021

Leveraging Metadata in Representation Learning With Georeferenced Seafloor Imagery.

Takaki Yamada, Miquel Massot-Campos, Adam Prügel-Bennett, Stefan B. Williams, Oscar Pizarro, Blair Thornton

IEEE Robotics Autom. Lett., 2021

Field trial on Ocean Estimation for Multi-Vessel Multi-Float-based Active perception.

Giovanni D'Urso, James Ju Heon Lee, Ki Myung Brian Lee, Jackson Shields, Brenton Leighton, Oscar Pizarro, Chanyeol Yoo, Robert Fitch

CoRR, 2021

Hierarchical MCTS for Scalable Multi-Vessel Multi-Float Systems.

Giovanni D'Urso, James Ju Heon Lee, Oscar Pizarro, Chanyeol Yoo, Robert Fitch

Proceedings of the IEEE International Conference on Robotics and Automation, 2021

2020

Towards Adaptive Benthic Habitat Mapping.

Jackson Shields, Oscar Pizarro, Stefan B. Williams

Proceedings of the 2020 IEEE International Conference on Robotics and Automation, 2020

2018

Coastal Upwelling Front Detection off Central Chile (36.5-37°S) and Spatio-Temporal Variability of Frontal Characteristics.

Vera Oerder, Joaquim P. Bento, Carmen E. Morales, Samuel Hormazabal, Oscar Pizarro

Remote. Sens., 2018

Phytoplankton Size Structure in Association with Mesoscale Eddies off Central-Southern Chile: The Satellite Application of a Phytoplankton Size-Class Model.

Andrea Corredor-Acosta, Carmen E. Morales, Robert J. W. Brewin, Pierre-Amaël Auger, Oscar Pizarro, Samuel Hormazabal, Valeria Anabalón

Remote. Sens., 2018

Bounding Drift in Cooperative Localisation Through the Sharing of Local Loop Closures.

Lachlan Toohey, Oscar Pizarro, Stefan B. Williams

Proceedings of the 2018 IEEE International Conference on Robotics and Automation, 2018

Light Field Image Restoration for Vision in Scattering Media.

Vigil Varghese, Mitch Bryson, Oscar Pizarro, Stefan B. Williams, Donald G. Dansereau

Proceedings of the 2018 IEEE International Conference on Image Processing, 2018

2017

High-Resolution Underwater Robotic Vision-Based Mapping and Three-Dimensional Reconstruction for Archaeology.

Matthew Johnson-Roberson, Mitch Bryson, Ariell Friedman, Oscar Pizarro, Giancarlo Troni, Paul Ozog, Jon C. Henderson

J. Field Robotics, 2017

Multimodal learning and inference from visual and remotely sensed data.

Dushyant Rao, Mark De Deuge, Navid Nourani-Vatani, Stefan B. Williams, Oscar Pizarro

Int. J. Robotics Res., 2017

2016

True Color Correction of Autonomous Underwater Vehicle Imagery.

Mitch Bryson, Matthew Johnson-Roberson, Oscar Pizarro, Stefan B. Williams

J. Field Robotics, 2016

Mid-water current aided localization for autonomous underwater vehicles.

Lashika Medagoda, Stefan B. Williams, Oscar Pizarro, James C. Kinsey, Michael V. Jakuba

Auton. Robots, 2016

Reflections on a decade of autonomous underwater vehicles operations for marine survey at the Australian Centre for Field Robotics.

Stefan B. Williams, Oscar Pizarro, Daniel M. Steinberg, Ariell Friedman, Mitch Bryson

Annu. Rev. Control., 2016

Multimodal information-theoretic measures for autonomous exploration.

Dushyant Rao, Asher Bender, Stefan B. Williams, Oscar Pizarro

Proceedings of the 2016 IEEE International Conference on Robotics and Automation, 2016

2015

Linear Volumetric Focus for Light Field Cameras.

Donald G. Dansereau, Oscar Pizarro, Stefan B. Williams

ACM Trans. Graph., 2015

Hierarchical Bayesian models for unsupervised scene understanding.

Daniel M. Steinberg, Oscar Pizarro, Stefan B. Williams

Comput. Vis. Image Underst., 2015

Discovering salient regions on 3D photo-textured maps: Crowdsourcing interaction data from multitouch smartphones and tablets.

Matthew Johnson-Roberson, Mitch Bryson, Bertrand Douillard, Oscar Pizarro, Stefan B. Williams

Comput. Vis. Image Underst., 2015

Return to Antikythera: Multi-session SLAM Based AUV Mapping of a First Century B.C. Wreck Site.

Stefan B. Williams, Oscar Pizarro, Brendan Foley

Proceedings of the Field and Service Robotics, 2015

2014

Multi-vehicle localisation with additive compressed factor graphs.

Lachlan Toohey, Oscar Pizarro, Stefan B. Williams

Proceedings of the 2014 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2014

Multimodal learning for autonomous underwater vehicles from visual and bathymetric data.

Dushyant Rao, Mark De Deuge, Navid Nourani-Vatani, Bertrand Douillard, Stefan B. Williams, Oscar Pizarro

Proceedings of the 2014 IEEE International Conference on Robotics and Automation, 2014

Crowdsourced saliency for mining robotically gathered 3D maps using multitouch interaction on smartphones and tablets.

Matthew Johnson-Roberson, Mitch Bryson, Bertrand Douillard, Oscar Pizarro, Stefan B. Williams

Proceedings of the 2014 IEEE International Conference on Robotics and Automation, 2014

2013

Frequency-based underwater terrain segmentation.

Bertrand Douillard, Navid Nourani-Vatani, Matthew Johnson-Roberson, Oscar Pizarro, Stefan B. Williams, Christopher N. Roman, Ian Vaughn

Auton. Robots, 2013

Automated registration for multi-year robotic surveys of marine benthic habitats.

Mitch Bryson, Matthew Johnson-Roberson, Oscar Pizarro, Stefan B. Williams

Proceedings of the 2013 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2013

Autonomous exploration of large-scale benthic environments.

Asher Bender, Stefan B. Williams, Oscar Pizarro

Proceedings of the 2013 IEEE International Conference on Robotics and Automation, 2013

Synergistic Clustering of Image and Segment Descriptors for Unsupervised Scene Understanding.

Daniel M. Steinberg, Oscar Pizarro, Stefan B. Williams

Proceedings of the IEEE International Conference on Computer Vision, 2013

Hierarchical Classification in AUV Imagery.

M. S. Bewley, Navid Nourani-Vatani, Dushyant Rao, Bertrand Douillard, Oscar Pizarro, Stefan B. Williams

Proceedings of the Field and Service Robotics, 2013

Decoding, Calibration and Rectification for Lenselet-Based Plenoptic Cameras.

Donald G. Dansereau, Oscar Pizarro, Stefan B. Williams

Proceedings of the 2013 IEEE Conference on Computer Vision and Pattern Recognition, 2013

Out-of-Core Efficient Blending for Underwater Georeferenced Textured 3D Maps.

Matthew Johnson-Roberson, Mitch Bryson, Bertrand Douillard, Oscar Pizarro, Stefan B. Williams

Proceedings of the Fourth International Conference on Computing for Geospatial Research and Application, 2013

Light field image denoising using a linear 4D frequency-hyperfan all-in-focus filter.

Donald G. Dansereau, Daniel L. Bongiorno, Oscar Pizarro, Stefan B. Williams

Proceedings of the Computational Imaging XI, 2013

2012

Monitoring of Benthic Reference Sites: Using an Autonomous Underwater Vehicle.

Stefan B. Williams, Oscar Pizarro, Michael V. Jakuba, Craig R. Johnson, Neville Barrett, Russell C. Babcock, Gary A. Kendrick, Peter D. Steinberg, Andrew J. Heyward, Peter J. Doherty, Ian Mahon, Matthew Johnson-Roberson, Daniel M. Steinberg, Ariell Friedman

IEEE Robotics Autom. Mag., 2012

Bathymetric particle filter SLAM using trajectory maps.

Stephen Barkby, Stefan B. Williams, Oscar Pizarro, Michael V. Jakuba

Int. J. Robotics Res., 2012

FFT-based Terrain Segmentation for Underwater Mapping.

Bertrand Douillard, Navid Nourani-Vatani, Matthew Johnson-Roberson, Stefan B. Williams, Christopher N. Roman, Oscar Pizarro, Ian Vaughn, Gabrielle Inglis

Proceedings of the Robotics: Science and Systems VIII, 2012

Colour-Consistent Structure-from-Motion Models using Underwater Imagery.

Mitch Bryson, Matthew Johnson-Roberson, Oscar Pizarro, Stefan B. Williams

Proceedings of the Robotics: Science and Systems VIII, 2012

Classification with probabilistic targets.

Asher Bender, Stefan B. Williams, Oscar Pizarro

Proceedings of the 2012 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2012

2011

A featureless approach to efficient bathymetric SLAM using distributed particle mapping.

Stephen Barkby, Stefan B. Williams, Oscar Pizarro, Michael V. Jakuba

J. Field Robotics, 2011

Toward automatic classification of chemical sensor data from autonomous underwater vehicles.

Michael V. Jakuba, Daniel M. Steinberg, James C. Kinsey, Dana R. Yoerger, Richard Camilli, Oscar Pizarro, Stefan B. Williams

Proceedings of the 2011 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2011

Active learning using a Variational Dirichlet Process model for pre-clustering and classification of underwater stereo imagery.

Ariell Friedman, Daniel M. Steinberg, Oscar Pizarro, Stefan B. Williams

Proceedings of the 2011 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2011

Plenoptic flow: Closed-form visual odometry for light field cameras.

Donald G. Dansereau, Ian Mahon, Oscar Pizarro, Stefan B. Williams

Proceedings of the 2011 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2011

Bathymetric SLAM with no map overlap using Gaussian processes.

Stephen Barkby, Stefan B. Williams, Oscar Pizarro, Michael V. Jakuba

Proceedings of the 2011 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2011

Water column current profile aided localisation combined with view-based SLAM for Autonomous Underwater Vehicle navigation.

Lashika Medagoda, Stefan B. Williams, Oscar Pizarro, Michael V. Jakuba

Proceedings of the IEEE International Conference on Robotics and Automation, 2011

Reconstructing pavlopetri: Mapping the world's oldest submerged town using stereo-vision.

Ian Mahon, Oscar Pizarro, Matthew Johnson-Roberson, Ariell Friedman, Stefan B. Williams, Jon C. Henderson

Proceedings of the IEEE International Conference on Robotics and Automation, 2011

2010

Autonomous underwater vehicle-assisted surveying of drowned reefs on the shelf edge of the Great Barrier Reef, Australia.

Stefan B. Williams, Oscar Pizarro, Jody M. Webster, Robin J. Beaman, Ian Mahon, Matthew Johnson-Roberson, Tom C. L. Bridge

J. Field Robotics, 2010

Toward adaptive benthic habitat mapping using gaussian process classification.

Paul Rigby, Oscar Pizarro, Stefan B. Williams

J. Field Robotics, 2010

Generation and visualization of large-scale three-dimensional reconstructions from underwater robotic surveys.

Matthew Johnson-Roberson, Oscar Pizarro, Stefan B. Williams, Ian Mahon

J. Field Robotics, 2010

Towards autonomous habitat classification using Gaussian Mixture Models.

Daniel M. Steinberg, Stefan B. Williams, Oscar Pizarro, Michael V. Jakuba

Proceedings of the 2010 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2010

Repeated AUV surveying of urchin barrens in North Eastern Tasmania.

Stefan B. Williams, Oscar Pizarro, Michael V. Jakuba, Ian Mahon, S. D. Ling, Craig R. Johnson

Proceedings of the IEEE International Conference on Robotics and Automation, 2010

Saliency ranking for benthic survey using underwater images.

Matthew Johnson-Roberson, Oscar Pizarro, Stefan B. Williams

Proceedings of the 11th International Conference on Control, 2010

2009

An efficient approach to bathymetric SLAM.

Stephen Barkby, Stefan B. Williams, Oscar Pizarro, Michael V. Jakuba

Proceedings of the 2009 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2009

Surveying noctural cuttlefish camouflage behaviour using an AUV.

Stefan B. Williams, Oscar Pizarro, Martin J. How, Duncan Mercer, George Powell, N. Justin Marshall, Roger Hanlon

Proceedings of the 2009 IEEE International Conference on Robotics and Automation, 2009

AUV Benthic Habitat Mapping in South Eastern Tasmania.

Stefan B. Williams, Oscar Pizarro, Michael V. Jakuba, Neville Barrett

Proceedings of the Field and Service Robotics, Results of the 7th International Conference, 2009

2008

Efficient View-Based SLAM Using Visual Loop Closures.

Ian Mahon, Stefan B. Williams, Oscar Pizarro, Matthew Johnson-Roberson

IEEE Trans. Robotics, 2008

Simultaneous Localisation and Mapping and Dense Stereoscopic Seafloor Reconstruction Using an AUV.

Stefan B. Williams, Oscar Pizarro, Ian Mahon, Matthew Johnson-Roberson

Proceedings of the Experimental Robotics, The Eleventh International Symposium, 2008

2007

Towards High-resolution Imaging from Underwater Vehicles.

Hanumant Singh, Christopher N. Roman, Oscar Pizarro, Ryan M. Eustice, Ali Can

Int. J. Robotics Res., 2007

2005

Advances in High Resolution Imaging from Underwater Vehicles.

Hanumant Singh, Christopher N. Roman, Oscar Pizarro, Ryan M. Eustice

Proceedings of the Robotics Research: Results of the 12th International Symposium, 2005

2004

Visually Augmented Navigation in an Unstructured Environment using a Delayed State History.

Ryan M. Eustice, Oscar Pizarro, Hanumant Singh

Proceedings of the 2004 IEEE International Conference on Robotics and Automation, 2004

2003

Relative Pose Estimation for Instrumented, Calibrated Imaging Platforms.

Oscar Pizarro, Ryan M. Eustice, Hanumant Singh

Proceedings of the Seventh International Conference on Digital Image Computing: Techniques and Applications, 2003

2001

Towards image-based characterization of acoustic navigation.

Oscar Pizarro, Hanumant Singh, Steve Lerner

Proceedings of the IEEE/RSJ International Conference on Intelligent Robots and Systems, 2001

2000

Microbathymetric Mapping from Underwater Vehicles in the Deep Ocean.

Hanumant Singh, Louis L. Whitcomb, Dana R. Yoerger, Oscar Pizarro

Comput. Vis. Image Underst., 2000

In-Situ Attitude Calibration for High Resolution Bathymetric Surveys with Underwater Robotic Vehicles.

Hanumant Singh, Oscar Pizarro, Louis L. Whitcomb, Dana R. Yoerger

Proceedings of the 2000 IEEE International Conference on Robotics and Automation, 2000