Design of an Interactive Lumbar Puncture Simulator with Tactile Feedback. - Sunil K. Singh 001; Mikael Bostrom; Dan O. Popa; Christopher W. Wiley (ICRA, 1994)

An analysis of some fundamental problems in adaptive control of force and impedance behavior: theory and experiments. - Sunil K. Singh 001; Dan O. Popa (IEEE Trans. Robotics Autom., 1995)

Nonholonomic path-planning with obstacle avoidance: a path-space approach. - Dan O. Popa; John T. Wen (ICRA, 1996)

Control and Coordination of Head, Eyes and Facial Expressions of Virtual Actors in Virtual Environments. - Sunil K. Singh 001; Steven D. Pieper; Jethran Guinness; Dan O. Popa (Presence Teleoperators Virtual Environ., 1996)

Creating Realistic Force Sensations in a Virtual Environment: Experimental System, Fundamental Issues and Results. - Dan O. Popa; Sunil K. Singh 001 (ICRA, 1998)

Reconfigurable Micro-Assembly System for Photonics Applications. - Dan O. Popa; Byoung Hun Kang; Jeongsik Sin; Jie Zou (ICRA, 2002)

Dynamic modeling and input shaping of thermal bimorph MEMS actuators. - Dan O. Popa; Byoung Hun Kang; John T. Wen; Harry E. Stephanou; George Skidmore; Aaron Geisberger (ICRA, 2003)

Robotic Deployment of Sensor Networks Using Potential Fields. - Dan O. Popa; Harry E. Stephanou; Chad Helm; Arthur C. Sanderson (ICRA, 2004)

Optimal sampling using singular value decomposition of the parameter variance space. - Dan O. Popa; Arthur C. Sanderson; Vadiraj Hombal; Rick Komerska; Sai S. Mupparapu; D. Richard Blidberg; Steven G. Chappell (IROS, 2005)

Multiscale Robotics Framework for MEMS Assembly. - Rakesh Murthy; Aditya N. Das; Dan O. Popa (ICARCV, 2006)

Adaptive Sampling using Non-linear EKF with Mobile Robotic Wireless Sensor Nodes. - Dan O. Popa; Muhammad Faizan Mysorewala; Frank L. Lewis (ICARCV, 2006)

EKF-based Adaptive Sampling with Mobile Robotic Sensor Nodes. - Dan O. Popa; Muhammad Faizan Mysorewala; Frank L. Lewis (IROS, 2006)

M3-Modular Multi-Scale Assembly System for MEMS Packaging. - Dan O. Popa; Rakesh Murthy; Manoj Mitta; Jeongsik Sin; Harry E. Stephanou (IROS, 2006)

Data-Logging and Supervisory Control in Wireless Sensor Networks. - Aditya N. Das; Frank L. Lewis; Dan O. Popa (SNPD, 2006)

Deployment Algorithms and In-Door Experimental Vehicles for Studying Mobile Wireless Sensor Networks. - Muhammad Faizan Mysorewala; Dan O. Popa; Vincenzo Giordano; Frank L. Lewis (SNPD, 2006)

High Yield Automated MEMS Assembly. - Dan O. Popa; Woo Ho Lee; Rakesh Murthy; Aditya N. Das; Harry E. Stephanou (CASE, 2007)

Enhancement of Manipulator Interactivity through Compliant Skin and Extended Kalman Filtering. - Jartuwat Rajruangrabin; Dan O. Popa (CASE, 2007)

µ3: Multiscale, Deterministic Micro-Nano Assembly System for Construction of On-Wafer Microrobots. - Aditya N. Das; Ping Zhang; Woo Ho Lee; Dan O. Popa; Harry E. Stephanou (ICRA, 2007)

Design Tradeoffs for Electrothermal Microgrippers. - Mohammad Mayyas; Ping Zhang; Woo Ho Lee; Panos S. Shiakolas; Dan O. Popa (ICRA, 2007)

M3: Multiscale, Deterministic and Reconfigurable Macro-Micro Assembly System for Packaging of MEMS. - Rakesh Murthy; Aditya N. Das; Dan O. Popa; Harry E. Stephanou (ICRA, 2007)

A Feature Extraction Metod for Multimedia data Analysis in Robot Wireless Sensor Networks. - Heng Huang; Fillia Makedon; Dan O. Popa; Harry E. Stephanou; James Ford; Yurong Xu (WIAMIS, 2007)

Simultaneous adaptive localization of a wireless sensor network. - Koushil Sreenath; Frank L. Lewis; Dan O. Popa (ACM SIGMOBILE Mob. Comput. Commun. Rev., 2007)

On the precision alignment and hybrid assembly aspects in manufacturing of a microspectrometer. - Aditya N. Das; Jeongsik Sin; Dan O. Popa; Harry E. Stephanou (CASE, 2008)

Multi-scale Adaptive Sampling with Mobile Robots for Mapping of Forest Fires. - Muhammad Faizan Mysorewala; Dan O. Popa (ICWN, 2008)

Simultaneous Visual Tracking and Pose Estimation with Applications to Robotic Actors. - Jartuwat Rajruangrabin; Pritpal Dang; Dan O. Popa; Frank L. Lewis; Harry E. Stephanou (IPCV, 2008)

ARRIpede: A stick-slip micro crawler/conveyor robot constructed via 2 1/2D MEMS assembly. - Rakesh Murthy; Aditya N. Das; Dan O. Popa (IROS, 2008)

Multi-scale adaptive sampling for mapping forest fires. - Muhammad Faizan Mysorewala; Dan O. Popa (IROS, 2008)

Real Time Relative and Absolute Dynamic Localization of Air-Ground Wireless Sensor Networks. - Pritpal Dang; Prasanna Ballal; Frank L. Lewis; Dan O. Popa (J. Intell. Robotic Syst., 2008)

Light-Intensity-Feedback-Waveform Generator Based on MEMS Variable Optical Attenuator. - Bruno Borovic; Ai Qun Liu; Dan O. Popa; Hong Cai; Frank L. Lewis (IEEE Trans. Ind. Electron., 2008)

A four degree of freedom microrobot with large work volume. - Rakesh Murthy; Dan O. Popa (ICRA, 2009)

Realistic and robust head-eye coordination of conversational robot actors in human tracking applications. - Jartuwat Rajruangrabin; Dan O. Popa (PETRA, 2009)

Nonholonomic Control for an Assembled Microcrawler. - Rakesh Murthy; Aditya N. Das; Dan O. Popa (SyRoCo, 2009)

Control of Head-Eye Coordination of Conversational Robotic Actors. - Jartuwat Rajruangrabin; Dan O. Popa (SyRoCo, 2009)

Data-logging and supervisory control in wireless sensor networks. - Aditya N. Das; Dan O. Popa; Prasanna Ballal; Frank L. Lewis (Int. J. Sens. Networks, 2009)

Deployment algorithms and indoor experimental vehicles for studying mobile wireless sensor networks. - Dan O. Popa; Muhammad Faizan Mysorewala; Frank L. Lewis (Int. J. Sens. Networks, 2009)

Multi-Scale Adaptive Sampling with Mobile Agents for Mapping of Forest Fires. - Muhammad Faizan Mysorewala; Dan O. Popa; Frank L. Lewis (J. Intell. Robotic Syst., 2009)

M3-Deterministic, Multiscale, Multirobot Platform for Microsystems Packaging: Design and Quasi-Static Precision Evaluation. - Dan O. Popa; Rakesh Murthy; Aditya N. Das (IEEE Trans Autom. Sci. Eng., 2009)

Precision-based robot path planning for microassembly. - Aditya N. Das; Dan O. Popa (CASE, 2010)

A distributed multi-robot adaptive sampling scheme for complex field estimation. - Muhammad Faizan Mysorewala; Lahouari Cheded; Mirza Salman Baig; Dan O. Popa (ICARCV, 2010)

Automated microassembly using precision based hybrid control. - Aditya N. Das; Dan O. Popa; Harry E. Stephanou (ICRA, 2010)

Millimeter-scale microrobots for wafer-level factories. - Rakesh Murthy; Dan O. Popa (ICRA, 2010)

Reinforcement learning of interface mapping for interactivity enhancement of robot control in assistive environments. - Jartuwat Rajruangrabin; Dan O. Popa (PETRA, 2010)

3-DOF untethered microrobot powered by a single laser beam based on differential thermal dynamics. - Muhammed R. Pac; Dan O. Popa (ICRA, 2011)

Precision evaluation of modular multiscale robots for peg-in-hole microassembly tasks. - Aditya N. Das; Dan O. Popa (IROS, 2011)

Neptune: assistive robotic system for children with motor impairments. - Pavan Kanajar; Isura Ranatunga; Jartuwat Rajruangrabin; Dan O. Popa; Fillia Makedon (PETRA, 2011)

Enhanced therapeutic interactivity using social robot Zeno. - Isura Ranatunga; Jartuwat Rajruangrabin; Dan O. Popa; Fillia Makedon (PETRA, 2011)

ARRIpede: An Assembled Die-Scale Microcrawler. - Rakesh Murthy; Aditya N. Das; Dan O. Popa; Harry E. Stephanou (Adv. Robotics, 2011)

Robot Head Motion Control with an Emphasis on Realism of Neck-Eye Coordination during Object Tracking. - Jartuwat Rajruangrabin; Dan O. Popa (J. Intell. Robotic Syst., 2011)

Interval analysis for robot precision evaluation. - Muhammed R. Pac; Dan O. Popa (ICRA, 2012)

Collision-free trajectory generation on assistive robot Neptune. - Isura Ranatunga; Dan O. Popa (PETRA, 2012)

RoDiCA: a human-robot interaction system for treatment of childhood autism spectrum disorders. - Isura Ranatunga; Nahum A. Torres; Rita M. Patterson; Nicoleta L. Bugnariu; Matt Stevenson; Dan O. Popa (PETRA, 2012)

Implementation of interactive arm playback behaviors of social robot Zeno for autism spectrum disorder therapy. - Nahum A. Torres; Nathan Clark; Isura Ranatunga; Dan O. Popa (PETRA, 2012)

Adaptive Interface Mapping for Intuitive Teleoperation of Multi-DOF Robots. - Jartuwat Rajruangrabin; Isura Ranatunga; Dan O. Popa (TAROS, 2012)

A distributed multi-robot adaptive sampling scheme for the estimation of the spatial distribution in widespread fields. - Muhammad Faizan Mysorewala; Lahouari Cheded; Dan O. Popa (EURASIP J. Wirel. Commun. Netw., 2012)

A Multiscale Assembly and Packaging System for Manufacturing of Complex Micro-Nano Devices. - Aditya N. Das; Rakesh Murthy; Dan O. Popa; Harry E. Stephanou (IEEE Trans Autom. Sci. Eng., 2012)

A development and evaluation platform for non-tactile power wheelchair controls. - Christopher McMurrough; Isura Ranatunga; Alexandros Papangelis; Dan O. Popa; Fillia Makedon (PETRA, 2013)

Physical human-robot interaction with a mobile manipulator through pressure sensitive robot skin. - Joe Sanford; Isura Ranatunga; Dan O. Popa (PETRA, 2013)

Human-Robot Upper Body Gesture Imitation Analysis for Autism Spectrum Disorders. - Isura Ranatunga; Mónica Beltrán; Nahum A. Torres; Nicoleta L. Bugnariu; Rita M. Patterson; Carolyn Garver; Dan O. Popa (ICSR, 2013)

Guest Editorial Microassembly for Manufacturing at Small Scales. - Philippe Lutz; Karl-Friedrich Böhringer; Cédric Clévy; Dan O. Popa; Quan Zhou 001 (IEEE Trans Autom. Sci. Eng., 2013)

AFAM: An Articulated Four Axes Microrobot for Nanoscale Applications. - Rakesh Murthy; Harry E. Stephanou; Dan O. Popa (IEEE Trans Autom. Sci. Eng., 2013)

Interval Analysis of Kinematic Errors in Serial Manipulators Using Product of Exponentials Formula. - Muhammed R. Pac; Dan O. Popa (IEEE Trans Autom. Sci. Eng., 2013)

Implementation of an adaptive, model free, learning controller on the Atlas robot. - Ghassan M. Atmeh; Isura Ranatunga; Dan O. Popa; Kamesh Subbarao; Frank L. Lewis; Patrick Rowe (ACC, 2014)

Robotic waiter with physical co-manipulation capabilities. - Sven Cremer; Isura Ranatunga; Dan O. Popa (CASE, 2014)

Learning human-like facial expressions for Android Phillip K. Dick. - Ahsan Habib 004; Sumit K. Das; Ioana Corina Bogdan; David Hanson; Dan O. Popa (CASE, 2014)

SkinSim: A simulation environment for multimodal robot skin. - Ahsan Habib 004; Isura Ranatunga; Kyle Shook; Dan O. Popa (CASE, 2014)

Indoor quadrotor state estimation using visual markers. - Ghassan M. Atmeh; Isura Ranatunga; Dan O. Popa; Kamesh Subbarao (PETRA, 2014)

Implementation of advanced manipulation tasks on humanoids through kinesthetic teaching. - Sven Cremer; Matt Middleton; Dan O. Popa (PETRA, 2014)

Service robotics for the home: a state of the art review. - Kris Doelling; Jeongsik Shin; Dan O. Popa (PETRA, 2014)

Robust and Reliable Microtechnology Research and Education through the Mobile Microrobotics Challenge [Competitions]. - Dan O. Popa (IEEE Robotics Autom. Mag., 2014)

News from the Robot Challenge at ICRA 2014 [Competitions]. - Dan O. Popa (IEEE Robotics Autom. Mag., 2014)

Neuroadaptive control for safe robots in human environments: A case study. - Isura Ranatunga; Sven Cremer; Frank L. Lewis; Dan O. Popa (CASE, 2015)

Cooperative control of multiple untethered magnetic microrobots using a single magnetic field source. - Nahum A. Torres; Dan O. Popa (CASE, 2015)

Intent aware adaptive admittance control for physical Human-Robot Interaction. - Isura Ranatunga; Sven Cremer; Dan O. Popa; Frank L. Lewis (ICRA, 2015)

User adaptable tasks for differential teaching with applications to robotic autism therapy. - Isura Ranatunga; Namrata Balakrishnan; Indika Wijayasinghe; Dan O. Popa (PETRA, 2015)

A novel EMG-free prosthetic interface system using intra-socket force measurement and pinch gestures. - Joe Sanford; Oguz Yetkin; Sven Cremer; Dan O. Popa (PETRA, 2015)

Neuroadaptive calibration of tactile sensors for robot skin. - Sven Cremer; Isura Ranatunga; Sumit K. Das; Indika Bandara Wijayasinghe; Dan O. Popa (CASE, 2016)

Human-Robot Gesture Analysis for Objective Assessment of Autism Spectrum Disorder. - Indika Wijayasinghe; Isura Ranatunga; Namrata Balakrishnan; Nicoleta L. Bugnariu; Dan O. Popa (Int. J. Soc. Robotics, 2016)

Optimized Assistive Human-Robot Interaction Using Reinforcement Learning. - Hamidreza Modares; Isura Ranatunga; Frank L. Lewis; Dan O. Popa (IEEE Trans. Cybern., 2016)

Using Facially Expressive Robots to Calibrate Clinical Pain Perception. - Maryam Moosaei; Sumit K. Das; Dan O. Popa; Laurel D. Riek (HRI, 2017)

Adaptive Admittance Control for Human-Robot Interaction Using Model Reference Design and Adaptive Inverse Filtering. - Isura Ranatunga; Frank L. Lewis; Dan O. Popa; Shaikh M. Tousif (IEEE Trans. Control. Syst. Technol., 2017)

Whole Body Human-Robot Collision Detection Using Base-sensor Neuroadaptive Interaction. - Sumit Kumar Das; Indika Wijayasinghe; Mohammad Nasser Saadatzi; Dan O. Popa (CASE, 2018)

Precision Grasp Control with a Pneumatic Gripper and a Novel Fingertip Force Sensor. - Mohammad Nasser Saadatzi; Sumit K. Das; Indika Bandara Wijayasinghe; Dan O. Popa; Joshua R. Baptist (CASE, 2018)

Adaptive Interface for Robot Teleoperation using a Genetic Algorithm. - Indika Bandara Wijayasinghe; Mohammad Nasser Saadatzi; Srikanth Peetha; Dan O. Popa; Sven Cremer (CASE, 2018)

A Study on Optimal Placement of Accelerometers for Pose Estimation of a Robot Arm. - Indika Bandara Wijayasinghe; Mohammad Nasser Saadatzi; Shamsudeen Abubakar; Dan O. Popa (ICRA, 2018)

Joint Torque Estimation using Base Force-Torque Sensor to Facilitate Physical Human-Robot Interaction (pHRI). - Sumit Kumar Das; Mohammad Nasser Saadatzi; Shamsudeen Abubakar; Dan O. Popa (CASE, 2019)

Bin-Picking using Model-Free Visual Heuristics and Grasp-Constrained Imaging. - Christopher Kevin Robinson; Mohammad Nasser Saadatzi; Dan O. Popa (CASE, 2019)

Quantitative Variable Autonomy Levels for Traded Control in a Pick-and-Place Task. - Christopher Kevin Robinson; Indika Bandara Wijayasinghe; Dan O. Popa (CASE, 2019)

Multiphysics Dynamic Model Validation Methodology for Laser-Driven Microrobots. - Zhong Yang; Mohammad Nasser Saadatzi; Ruoshi Zhang; Andriy Sherehiy; Danming Wei; Cindy K. Harnett; Dan O. Popa (CASE, 2019)

ChevBot - An Untethered Microrobot Powered by Laser for Microfactory Applications. - Ruoshi Zhang; Andriy Sherehiy; Zhong Yang; Danming Wei; Cindy K. Harnett; Dan O. Popa (ICRA, 2019)

Head-Eye Coordination of Humanoid Robot with Potential Controller. - Indika Wijayasinghe; Sumit K. Das; Haylie L. Miller; Nicoleta L. Bugnariu; Dan O. Popa (J. Intell. Robotic Syst., 2019)

ARNA, a Service robot for Nursing Assistance: System Overview and User Acceptability. - Shamsudeen Abubakar; Sumit K. Das; Christopher Kevin Robinson; Mohammad Nasser Saadatzi; M. Cynthia Logsdon; Heather Mitchell; Diane Chlebowy; Dan O. Popa (CASE, 2020)

Robot Failure Mode Prediction with Explainable Machine Learning. - Aneseh Alvanpour; Sumit Kumar Das; Christopher Kevin Robinson; Olfa Nasraoui; Dan O. Popa (CASE, 2020)

ROSFuse: A High-modularity ROS to Firmware Instrumentation Bridge for Robotic Sensors. - Christopher Kevin Robinson; Shamsudeen Abubakar; Sumit K. Das; Dan O. Popa (CASE, 2020)

Design, Fabrication and Experimental Validation of a Steerable, Laser-Driven Microrobot in Dry Environments. - Zhong Yang; Andriy Sherehiy; Sri Sukanta Chowdhury; Danming Wei; Ruoshi Zhang; Dan O. Popa (CASE, 2020)

Increasing user trust in a fetching robot using explainable AI in a traded control paradigm. - Jacob T. Cassady; Christopher Kevin Robinson; Dan O. Popa (PETRA, 2020)

Model-Free Online Neuroadaptive Controller With Intent Estimation for Physical Human-Robot Interaction. - Sven Cremer; Sumit Kumar Das; Indika Bandara Wijayasinghe; Dan O. Popa; Frank L. Lewis (IEEE Trans. Robotics, 2020)

Online Dynamic Time Warping Algorithm for Human-Robot Imitation. - Nazita Taghavi; Jacob Berdichevsky; Namrata Balakrishnan; Karla Conn Welch; Sumit Kumar Das; Dan O. Popa (ICRA, 2021)

SkinSim: A Design and Simulation Tool for Robot Skin With Closed-Loop pHRI Controllers. - Sven Cremer; Mohammad Nasser Saadatzi; Indika Bandara Wijayasinghe; Sumit K. Das; Mohammad Hossein Saadatzi; Dan O. Popa (IEEE Trans Autom. Sci. Eng., 2021)

Observer-Free Output Feedback Tracking Control for Collaborative Robotics. - Moath H. A. Alqatamin; Nazita Taghavi; Sumit K. Das; Dan O. Popa (CASE, 2022)

AMI: Adaptive Motion Imitation Algorithm Based on Deep Reinforcement Learning. - Nazita Taghavi; Moath H. A. Alqatamin; Dan O. Popa (ICRA, 2022)

Dynamic-GAN: Learning Spatial-Temporal Attention for Dynamic Object Removal in Feature Dense Environments. - Christopher M. Trombley; Sumit Kumar Das; Dan O. Popa (IROS, 2022)

Robotic Nursing Assistant Applications and Human Subject Tests through Patient Sitter and Patient Walker Tasks. - Cody Lee Lundberg; Hakki Erhan Sevil; Deborah Behan; Dan O. Popa (Robotics, 2022)

Neuro-Adaptive Dynamic Control with Edge-Computing for Collaborative Digital Twin of an Industrial Robotic Manipulator. - Sumit Kumar Das; Mohammad Helal Uddin; Dan O. Popa; Sabur Baidya (ICRA, 2023)

Anti-Slipping Adaptive Grasping Control with a Novel Optoelectronic Soft Sensor. - Michael Seokyoung Han; Dan O. Popa; Cindy K. Harnett (RoboSoft, 2023)

Using Physiological Signals and Machine Learning Algorithms to Measure Attentiveness During Robot-Assisted Social Skills Intervention: A Case Study of Two Children with Autism Spectrum Disorder. - Karla Conn Welch; Robert Pennington; Saipruthvi Vanaparthy; Ha Manh Do; Rohit Narayanan; Dan O. Popa; Gregory Barnes 001; Grace Kuravackel (IEEE Instrum. Meas. Mag., 2023)

Design, Fabrication, and Characterization of Inkjet-Printed Organic Piezoresistive Tactile Sensor on Flexible Substrate. - Olalekan O. Olowo; Bryan Harris; Daniel Sills; Ruoshi Zhang; Andriy Sherehiy; Alireza Tofangchi; Danming Wei; Dan O. Popa (Sensors, 2023)

Enhancing Robotic Grasp Failure Prediction Using A Pre-hoc Explainability Framework. - Cagla Acun; Ali Ashary; Dan O. Popa; Olfa Nasraoui (CASE, 2024)

Neural Human Intent Estimator for an Adaptive Robotic Nursing Assistant. - Christopher M. Trombley; Madan Mohan Rayguru; Payman Sharafian; Irina Kondaurova; Nancy Zhang; Moath H. A. Alqatamin; Sumit K. Das; Dan O. Popa (CASE, 2024)

Adaptive Motion Imitation for Robot Assisted Physiotherapy Using Dynamic Time Warping and Recurrent Neural Network. - Ali Ashary; Madan Mohan Rayguru; Jordan Dowdy; Nazita Taghavi; Dan O. Popa (PETRA, 2024)

Assessment of BCI Performance for Human-Robot Interaction. - Mohamed A. Hanafy; Henry L. Reynolds; Jacob Jones; Desmond Harris; Dan O. Popa (PETRA, 2024)

Comparative Study of One-Handed vs Two-Handed EEG Intent Recognition for Applications in Human-Robot Interaction. - Henry L. Reynolds; Mohamed A. Hanafy; Jacob Jones; Desmond Harris; Dan O. Popa (PETRA, 2024)

Adaptive User Interface With Parallel Neural Networks for Robot Teleoperation. - Payman Sharafianardakani; Mohamed A. Hanafy; Irina Kondaurova; Ali Ashary; Madan Mohan Rayguru; Dan O. Popa (IEEE Robotics Autom. Lett., 2025)

Multimodal Sensing and Machine Learning to Compare Printed and Verbal Assembly Instructions Delivered by a Social Robot. - Ruchik Mishra; Laksita Prasanna; Adair Adair; Dan O. Popa (CoRR, 2025)

Personalized Speech Emotion Recognition in Human-Robot Interaction Using Vision Transformers. - Ruchik Mishra; Andrew Frye; Madan Mohan Rayguru; Dan O. Popa (IEEE Robotics Autom. Lett., 2025)