Nikolaos Papanikolopoulos

ORCID

Publication Activity (10 Years)

Years Active: 1992-2024
Publications (10 Years): 57

Top Venues

Publications

Rikhil Seshadri, Jayant Siva, Angelica Bartholomew, Clara Goebel, Gabriel Wallerstein-King, Beatriz López Morato, Nicholas Heller, Jason Scovell, Rebecca Campbell, Andrew Wood, Michal Ozery-Flato, Vesna Barros, Maria Gabrani, Michal Rosen-Zvi, Resha Tejpaul, Vidhyalakshmi Ramesh, Nikolaos Papanikolopoulos, Subodh Regmi, Ryan Ward, Robert Abouassaly, Steven C. Campbell, Erick Remer, Christopher Weight
AI Age Discrepancy: A Novel Parameter for Frailty Assessment in Kidney Tumor Patients. CoRR (2024)
Athanasios Bacharis, Konstantinos D. Polyzos, Henry J. Nelson, Georgios B. Giannakis, Nikolaos Papanikolopoulos
3D Reconstruction in Noisy Agricultural Environments: A Bayesian Optimization Perspective for View Planning. CoRR (2023)
Nicholas Heller, Fabian Isensee, Dasha Trofimova, Resha Tejpaul, Zhongchen Zhao, Huai Chen, Lisheng Wang, Alex Golts, Daniel Khapun, Daniel Shats, Yoel Shoshan, Flora Gilboa-Solomon, Yasmeen George, Xi Yang, Jianpeng Zhang, Jing Zhang, Yong Xia, Mengran Wu, Zhiyang Liu, Edward Walczak, Seán McSweeney, Ranveer Vasdev, Chris Hornung, Rafat Solaiman, Jamee Schoephoerster, Bailey Abernathy, David Wu, Safa Abdulkadir, Ben Byun, Justice Spriggs, Griffin Struyk, Alexandra Austin, Ben Simpson, Michael Hagström, Sierra Virnig, John French, Nitin Venkatesh, Sarah Chan, Keenan Moore, Anna Jacobsen, Susan Austin, Mark Austin, Subodh Regmi, Nikolaos Papanikolopoulos, Christopher Weight
The KiTS21 Challenge: Automatic segmentation of kidneys, renal tumors, and renal cysts in corticomedullary-phase CT. CoRR (2023)
Andrew Schwartzwald, Matthew Tlachac, Luis Guzman, Athanasios Bacharis, Nikolaos Papanikolopoulos
Tumbling Robot Control Using Reinforcement Learning: An Adaptive Control Policy That Transfers Well to the Real World. IEEE Robotics Autom. Mag. 30 (2) (2023)
Athanasios Bacharis, Henry J. Nelson, Nikolaos Papanikolopoulos
View Planning Using Discrete Optimization for 3D Reconstruction of Row Crops. IROS (2022)
Anoop Cherian, Panagiotis Stanitsas, Jue Wang, Mehrtash Harandi, Vassilios Morellas, Nikolaos Papanikolopoulos
Learning Log-Determinant Divergences for Positive Definite Matrices. IEEE Trans. Pattern Anal. Mach. Intell. 44 (9) (2022)
Luis Guzman, Vassilios Morellas, Nikolaos Papanikolopoulos
Robotic Embodiment of Human-Like Motor Skills via Reinforcement Learning. IEEE Robotics Autom. Lett. 7 (2) (2022)
Travis Henderson, Ryan Favour, Ben Hamlen, Imraan Mitha, Erika Bowe, Nikolaos Papanikolopoulos
Hovering Locomotion for UAVs With Thrust-Vectoring Control Surfaces. IEEE Robotics Autom. Lett. 7 (2) (2022)
Henry J. Nelson, Nikolaos Papanikolopoulos
Pre-Clustering Point Clouds of Crop Fields Using Scalable Methods. CoRR (2021)
Zixing Wang, Nikolaos Papanikolopoulos
Spatial Action Maps Augmented with Visit Frequency Maps for Exploration Tasks. IROS (2021)
Anoop Cherian, Panagiotis Stanitsas, Jue Wang, Mehrtash Harandi, Vassilios Morellas, Nikolaos Papanikolopoulos
Learning Log-Determinant Divergences for Positive Definite Matrices. CoRR (2021)
Niranjan Sathianathen, Nicholas Heller, Resha Tejpaul, Bethany Stai, Arveen Kalapara, Jack Rickman, Joshua Dean, Makinna Oestreich, Paul Blake, Heather Kaluzniak, Shaneabbas Raza, Joel Rosenberg, Keenan Moore, Edward Walczak, Zachary Rengel, Zachary Edgerton, Ranveer Vasdev, Matthew Peterson, Seán McSweeney, Sarah Peterson, Nikolaos Papanikolopoulos, Christopher Weight
Automatic Segmentation of Kidneys and Kidney Tumors: The KiTS19 International Challenge. Frontiers Digit. Health 3 (2021)
Kevin Mallery, Dario Canelon, Jiarong Hong, Nikolaos Papanikolopoulos
Design and Experiments with a Robot-Driven Underwater Holographic Microscope for Low-Cost In Situ Particle Measurements. J. Intell. Robotic Syst. 102 (2) (2021)
Robert F. K. Martin, Patrick Leppink-Shands, Matthew Tlachac, Megan DuBois, Christine Conelea, Suma Jacob, Vassilios Morellas, Theodore Morris, Nikolaos Papanikolopoulos
The Use of Immersive Environments for the Early Detection and Treatment of Neuropsychiatric Disorders. Frontiers Digit. Health 2 (2020)
Zixing Wang, Nikolaos Papanikolopoulos
Estimating Pedestrian Crossing States Based on Single 2D Body Pose. IROS (2020)
Panagiotis Stanitsas, Anoop Cherian, Vassilios Morellas, Resha Tejpaul, Nikolaos Papanikolopoulos, Alexander Truskinovsky
Image Descriptors for Weakly Annotated Histopathological Breast Cancer Data. Frontiers Digit. Health 2 (2020)
Travis Henderson, Nikolaos Papanikolopoulos
Adaptive Control of Variable-Pitch Propellers: Pursuing Minimum-Effort Operation. ICRA (2020)
Amalia Schwartzwald, Nikolaos Papanikolopoulos
Sim-to-Real with Domain Randomization for Tumbling Robot Control. IROS (2020)
Henry J. Nelson, Nikolaos Papanikolopoulos
Learning Continuous Object Representations from Point Cloud Data. IROS (2020)
Nicholas Heller, Niranjan Sathianathen, Arveen Kalapara, Edward Walczak, Keenan Moore, Heather Kaluzniak, Joel Rosenberg, Paul Blake, Zachary Rengel, Makinna Oestreich, Joshua Dean, Michael Tradewell, Aneri Shah, Resha Tejpaul, Zachary Edgerton, Matthew Peterson, Shaneabbas Raza, Subodh Regmi, Nikolaos Papanikolopoulos, Christopher Weight
The KiTS19 Challenge Data: 300 Kidney Tumor Cases with Clinical Context, CT Semantic Segmentations, and Surgical Outcomes. CoRR (2019)
William J. Beksi, Nikolaos Papanikolopoulos
A topology-based descriptor for 3D point cloud modeling: Theory and experiments. Image Vis. Comput. 88 (2019)
Ruben D'Sa, Nikolaos Papanikolopoulos
Design and Experiments for MultI-Section-Transformable (MIST)-UAV. ICRA (2019)
Travis Henderson, Nikolaos Papanikolopoulos
Power-Minimizing Control of a Variable-Pitch Propulsion System for Versatile Unmanned Aerial Vehicles. ICRA (2019)
Nicholas Heller, Fabian Isensee, Klaus H. Maier-Hein, Xiaoshuai Hou, Chunmei Xie, Fengyi Li, Yang Nan, Guangrui Mu, Zhiyong Lin, Miofei Han, Guang Yao, Yaozong Gao, Yao Zhang, Yixin Wang, Feng Hou, Jiawei Yang, Guangwei Xiong, Jiang Tian, Cheng Zhong, Jun Ma, Jack Rickman, Joshua Dean, Bethany Stai, Resha Tejpaul, Makinna Oestreich, Paul Blake, Heather Kaluzniak, Shaneabbas Raza, Joel Rosenberg, Keenan Moore, Edward Walczak, Zachary Rengel, Zachary Edgerton, Ranveer Vasdev, Matthew Peterson, Seán McSweeney, Sarah Peterson, Arveen Kalapara, Niranjan Sathianathen, Christopher Weight, Nikolaos Papanikolopoulos
The state of the art in kidney and kidney tumor segmentation in contrast-enhanced CT imaging: Results of the KiTS19 Challenge. CoRR (2019)
Esra Kadioglu, Cetin Urtis, Nikolaos Papanikolopoulos
UAV Coverage Using Hexagonal Tessellation. MED (2019)
Zixing Wang, Nikolaos Papanikolopoulos
Fast Estimating Pedestrian Moving State Based on Single 2D Body Pose by Shallow Neural Network. CoRR (2019)
Nicholas Heller, Jack Rickman, Christopher Weight, Nikolaos Papanikolopoulos
The Role of Publicly Available Data in MICCAI Papers from 2014 to 2018. LABELS/HAL-MICCAI/CuRIOUS@MICCAI (2019)
Nicholas Heller, Jack Rickman, Christopher Weight, Nikolaos Papanikolopoulos
The Role of Publicly Available Data in MICCAI Papers from 2014 to 2018. CoRR (2019)
Karthik Buddha, Henry J. Nelson, Dimitris Zermas, Nikolaos Papanikolopoulos
Weed Detection and Classification in High Altitude Aerial Images for Robot-Based Precision Agriculture. MED (2019)
Kevin Mallery, Dario Canelon, Jiarong Hong, Nikolaos Papanikolopoulos
Design and Experiments with a Robot-Driven Underwater Holographic Microscope for Low-Cost In Situ Particle Measurements. CoRR (2019)
Nicholas Heller, Joshua Dean, Nikolaos Papanikolopoulos
Imperfect Segmentation Labels: How Much Do They Matter? CoRR (2018)
Nicholas Heller, Joshua Dean, Nikolaos Papanikolopoulos
Imperfect Segmentation Labels: How Much Do They Matter? CVII-STENT/LABELS@MICCAI (2018)
Dimitris Zermas, Vassilios Morellas, David J. Mulla, Nikolaos Papanikolopoulos
Extracting Phenotypic Characteristics of Corn Crops Through the Use of Reconstructed 3D Models. IROS (2018)
Nicholas Walczak, Joshua Fasching, Kathryn Cullen, Vassilios Morellas, Nikolaos Papanikolopoulos
Toward identifying behavioral risk markers for mental health disorders: an assistive system for monitoring children's movements in a preschool classroom. Mach. Vis. Appl. 29 (4) (2018)
William J. Beksi, Nikolaos Papanikolopoulos
Signature of Topologically Persistent Points for 3D Point Cloud Description. ICRA (2018)
Nicholas Heller, Derek Anderson, Matt Baker, Brad Juffer, Nikolaos Papanikolopoulos
Convolutional Neural Networks for Aircraft Noise Monitoring. CoRR (2018)
Panagiotis Stanitsas, Anoop Cherian, Alexander Truskinovsky, Vassilios Morellas, Nikolaos Papanikolopoulos
Active convolutional neural networks for cancerous tissue recognition. ICIP (2017)
Ruben D'Sa, Travis Henderson, Devon Jenson, Michael Calvert, Thaine Heller, Bobby Schulz, Jack Kilian, Nikolaos Papanikolopoulos
Design and experiments for a transformable solar-UAV. ICRA (2017)
Devon Jenson, Ruben D'Sa, Travis Henderson, Jack Kilian, Bobby Schulz, Nikolaos Papanikolopoulos
Energy characterization of a transformable solar-powered unmanned aerial vehicle. IROS (2017)
Dimitris Zermas, Izzat Izzat, Nikolaos Papanikolopoulos
Fast segmentation of 3D point clouds: A paradigm on LiDAR data for autonomous vehicle applications. ICRA (2017)
Nicholas Heller, Panagiotis Stanitsas, Vassilios Morellas, Nikolaos Papanikolopoulos
A Web-Based Platform for Distributed Annotation of Computerized Tomography Scans. CVII-STENT/LABELS@MICCAI (2017)
Anoop Cherian, Panagiotis Stanitsas, Mehrtash Harandi, Vassilios Morellas, Nikolaos Papanikolopoulos
Learning Discriminative Alpha-Beta-divergence for Positive Definite Matrices (Extended Version). CoRR (2017)
Dimitris Zermas, Vassilios Morellas, David J. Mulla, Nikolaos Papanikolopoulos
Estimating the Leaf Area Index of crops through the evaluation of 3D models. IROS (2017)
Panagiotis Stanitsas, Anoop Cherian, Vassilios Morellas, Nikolaos Papanikolopoulos
Clustering Positive Definite Matrices by Learning Information Divergences. ICCV Workshops (2017)
Scott Morton, Nikolaos Papanikolopoulos
A small hybrid ground-air vehicle concept. IROS (2017)
William J. Beksi, Nikolaos Papanikolopoulos
3D region segmentation using topological persistence. IROS (2016)
Joshua Fasching, Nicholas Walczak, Tasoulla Hadjiyanni, Gail A. Bernstein, Kathryn Cullen, Mackenzie Mikkelsen, Nathan Studanski, Vassilios Morellas, Nikolaos Papanikolopoulos
Exploring video descriptions for handwashing activities as part of an obsessive-compulsive disorder study. MED (2016)
Anoop Cherian, Vassilios Morellas, Nikolaos Papanikolopoulos
Bayesian Nonparametric Clustering for Positive Definite Matrices. IEEE Trans. Pattern Anal. Mach. Intell. 38 (5) (2016)
Panagiotis Stanitsas, Anoop Cherian, Xinyan Li, Alexander Truskinovsky, Vassilios Morellas, Nikolaos Papanikolopoulos
Evaluation of feature descriptors for cancerous tissue recognition. ICPR (2016)
Ruben D'Sa, Devon Jenson, Travis Henderson, Jack Kilian, Bobby Schulz, Michael Calvert, Thaine Heller, Nikolaos Papanikolopoulos
SUAV: Q - An improved design for a transformable solar-powered UAV. IROS (2016)
Scott Morton, Ben Bosch, Nikolaos Papanikolopoulos
Self feeding aerial robots, methods for detection and localization of standard wall outlets. MED (2016)
William J. Beksi, Nikolaos Papanikolopoulos
3D point cloud segmentation using topological persistence. ICRA (2016)
Duc Fehr, William J. Beksi, Dimitris Zermas, Nikolaos Papanikolopoulos
Covariance based point cloud descriptors for object detection and recognition. Comput. Vis. Image Underst. 142 (2016)
Scott Morton, Nikolaos Papanikolopoulos
Two meter solar UAV: Design approach and performance prediction for autonomous sensing applications. IROS (2016)
Joshua Fasching, Nicholas Walczak, Gail A. Bernstein, Tasoulla Hadjiyanni, Kathryn Cullen, Vassilios Morellas, Nikolaos Papanikolopoulos
Automated coding of activity videos from an OCD study. ICRA (2016)
Panagiotis Stanitsas, Anoop Cherian, Vassilios Morellas, Nikolaos Papanikolopoulos
Active Constrained Clustering via non-iterative uncertainty sampling. IROS (2016)
Ruben D'Sa, Devon Jenson, Nikolaos Papanikolopoulos
SUAV: Q - a hybrid approach to solar-powered flight. ICRA (2016)
Scott Morton, Ruben D'Sa, Nikolaos Papanikolopoulos
Solar powered UAV: Design and experiments. IROS (2015)
Ravishankar Sivalingam, Daniel Boley, Vassilios Morellas, Nikolaos Papanikolopoulos
Tensor Dictionary Learning for Positive Definite Matrices. IEEE Trans. Image Process. 24 (11) (2015)
Joshua Fasching, Nicholas Walczak, Vassilios Morellas, Nikolaos Papanikolopoulos
Classification of motor stereotypies in video. IROS (2015)
Alexander Popov, Dimitris Zermas, Nikolaos Papanikolopoulos
Autonomous 3D Reconstruction Using a MAV. CoRR (2015)
Dimitris Zermas, Da Teng, Panagiotis Stanitsas, Michael Bazakos, Daniel Kaiser, Vassilios Morellas, David J. Mulla, Nikolaos Papanikolopoulos
Automation solutions for the evaluation of plant health in corn fields. IROS (2015)
Jonathan Andersh, Anoop Cherian, Bérénice Mettler, Nikolaos Papanikolopoulos
A vision based ensemble approach to velocity estimation for miniature rotorcraft. Auton. Robots 39 (2) (2015)
William J. Beksi, Nikolaos Papanikolopoulos
Object classification using dictionary learning and RGB-D covariance descriptors. ICRA (2015)
William J. Beksi, John Spruth, Nikolaos Papanikolopoulos
CORE: A Cloud-based Object Recognition Engine for robotics. IROS (2015)
Guruprasad Somasundaram, Anoop Cherian, Vassilios Morellas, Nikolaos Papanikolopoulos
Action recognition using global spatio-temporal features derived from sparse representations. Comput. Vis. Image Underst. 123 (2014)
Duc Fehr, William J. Beksi, Dimitris Zermas, Nikolaos Papanikolopoulos
Occlusion alleviation through motion using a mobile robot. ICRA (2014)
Duc Fehr, William J. Beksi, Dimitris Zermas, Nikolaos Papanikolopoulos
RGB-D object classification using covariance descriptors. ICRA (2014)
Anoop Cherian, Suvrit Sra, Vassilios Morellas, Nikolaos Papanikolopoulos
Efficient Nearest Neighbors via Robust Sparse Hashing. IEEE Trans. Image Process. 23 (8) (2014)
William J. Beksi, Nikolaos Papanikolopoulos
Point cloud culling for robot vision tasks under communication constraints. IROS (2014)
Ravishankar Sivalingam, Daniel Boley, Vassilios Morellas, Nikolaos Papanikolopoulos
Tensor Sparse Coding for Positive Definite Matrices. IEEE Trans. Pattern Anal. Mach. Intell. 36 (3) (2014)
Doug J. Cook, Ted Morris, Vassilios Morellas, Nikolaos Papanikolopoulos
An automated system for persistent real-time truck parking detection and information dissemination. ICRA (2014)
Scott Morton, Luke Scharber, Nikolaos Papanikolopoulos
Solar powered unmanned aerial vehicle for continuous flight: Conceptual overview and optimization. ICRA (2013)
Guruprasad Somasundaram, Ravishankar Sivalingam, Vassilios Morellas, Nikolaos Papanikolopoulos
Classification and Counting of Composite Objects in Traffic Scenes Using Global and Local Image Analysis. IEEE Trans. Intell. Transp. Syst. 14 (1) (2013)
Nicholas Walczak, Joshua Fasching, William D. Toczyski, Vassilios Morellas, Guillermo Sapiro, Nikolaos Papanikolopoulos
Locating occupants in preschool classrooms using a multiple RGB-D sensor system. IROS (2013)
Andrew Drenner, Michael Janssen, Apostolos D. Kottas, Alex Kossett, Casey Carlson, Ryan Lloyd, Nikolaos Papanikolopoulos
Coordination and Longevity in Multi-Robot Teams Involving Miniature Robots. J. Intell. Robotic Syst. 72 (2) (2013)
Arnaud Bruyas, Nikolaos Papanikolopoulos
A Genetic Algorithm for the construction of optimized covariance descriptors. MED (2013)
Anoop Cherian, Suvrit Sra, Arindam Banerjee, Nikolaos Papanikolopoulos
Jensen-Bregman LogDet Divergence with Application to Efficient Similarity Search for Covariance Matrices. IEEE Trans. Pattern Anal. Mach. Intell. 35 (9) (2013)
Justin Dancs, Ravishankar Sivalingam, Guruprasad Somasundaram, Vassilios Morellas, Nikolaos Papanikolopoulos
Recognition of ballet micro-movements for use in choreography. IROS (2013)
Thiago Vallin Spina, Mariano Tepper, Amy Esler, Vassilios Morellas, Nikolaos Papanikolopoulos, Alexandre X. Falcão, Guillermo Sapiro
Video Human Segmentation using Fuzzy Object Models and its Application to Body Pose Estimation of Toddlers for Behavior Studies. CoRR (2013)
Michael Janssen, Nikolaos Papanikolopoulos
Utilizing queued actions to increase interaction efficiency in robot control interfaces. MED (2013)
Ludo Visser, Tamás Haidegger, Nikolaos Papanikolopoulos
Pitfalls of Publications: On the Sensitive Issue of Plagiarism [Editor's Corner]. IEEE Robotics Autom. Mag. 19 (4) (2012)
Ravishankar Sivalingam, Anoop Cherian, Joshua Fasching, Nicholas Walczak, Nathaniel D. Bird, Vassilios Morellas, Barbara Murphy, Kathryn Cullen, Kelvin O. Lim, Guillermo Sapiro, Nikolaos Papanikolopoulos
A multi-sensor visual tracking system for behavior monitoring of at-risk children. ICRA (2012)
Nicholas Walczak, Joshua Fasching, William D. Toczyski, Ravishankar Sivalingam, Nathaniel D. Bird, Kathryn Cullen, Vassilios Morellas, Barbara Murphy, Guillermo Sapiro, Nikolaos Papanikolopoulos
A nonintrusive system for behavioral analysis of children using multiple RGB+depth sensors. WACV (2012)
Anoop Cherian, Vassilios Morellas, Nikolaos Papanikolopoulos
Robust Sparse Hashing. ICIP (2012)
Sandeep Dhull, Dario Canelon, Apostolos D. Kottas, Justin Dancs, Andrew Carlson, Nikolaos Papanikolopoulos
Aquapod: A small amphibious robot with sampling capabilities. IROS (2012)
Evan Ribnick, Ravishankar Sivalingam, Nikolaos Papanikolopoulos, Kostas Daniilidis
Reconstructing and analyzing periodic human motion from stationary monocular views. Comput. Vis. Image Underst. 116 (7) (2012)
Ajay J. Joshi, Fatih Porikli, Nikolaos Papanikolopoulos
Coverage optimized active learning for k - NN classifiers. ICRA (2012)
Ravishankar Sivalingam, Guruprasad Somasundaram, Vineet Bhatawadekar, Vassilios Morellas, Nikolaos Papanikolopoulos
Sparse representation of point trajectories for action classification. ICRA (2012)
Hyeun Jeong Min, Nikolaos Papanikolopoulos
Robot Formations Using a Single Camera and Entropy-based Segmentation. J. Intell. Robotic Syst. 68 (1) (2012)
Guruprasad Somasundaram, Vassilios Morellas, Nikolaos Papanikolopoulos
Object classification with efficient global self-similarity descriptors based on sparse representations. ICIP (2012)
Joshua Fasching, Nicholas Walczak, Ravishankar Sivalingam, Kathryn Cullen, Barbara Murphy, Guillermo Sapiro, Vassilios Morellas, Nikolaos Papanikolopoulos
Detecting risk-markers in children in a preschool classroom. IROS (2012)
Jordan Hashemi, Thiago Vallin Spina, Mariano Tepper, Amy Esler, Vassilios Morellas, Nikolaos Papanikolopoulos, Guillermo Sapiro
A computer vision approach for the assessment of autism-related behavioral markers. ICDL-EPIROB (2012)
Brett Hemes, Nikolaos Papanikolopoulos
Frictional step climbing analysis of tumbling locomotion. ICRA (2012)
Duc Fehr, Anoop Cherian, Ravishankar Sivalingam, Sam Nickolay, Vassilios Morellas, Nikolaos Papanikolopoulos
Compact covariance descriptors in 3D point clouds for object recognition. ICRA (2012)
Jordan Hashemi, Thiago Vallin Spina, Mariano Tepper, Amy Esler, Vassilios Morellas, Nikolaos Papanikolopoulos, Guillermo Sapiro
Computer vision tools for the non-invasive assessment of autism-related behavioral markers CoRR (2012)
Amer Agovic, Joseph Levine, Amrudin Agovic, Nikolaos Papanikolopoulos
Computer vision issues in the design of a scrub nurse robot. ICRA (2011)
Hyeun Jeong Min, Nikolaos Papanikolopoulos
The multi-robot coverage problem for optimal coordinated search with an unknown number of robots. ICRA (2011)
Alex Kossett, Nikolaos Papanikolopoulos
A robust miniature robot design for land/air hybrid locomotion. ICRA (2011)
Nate Bird, Nikolaos Papanikolopoulos
Optimal Image-Based Euclidean Calibration of Structured Light Systems in General Scenes. IEEE Trans Autom. Sci. Eng. 8 (4) (2011)

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Publication Activity (10 Years)

Top Topics

Top Venues

Nikolaos Papanikolopoulos