Ruotong Jia (Rico)

773-***-**** https://ricojia.github.io/ adg0rh@r.postjobfree.com

EDUCATION

-Master of Science in Robotics, Northwestern University, Evanston, IL, USA, 3.73 /4.0 December 2020

- Bachelor of Applied Science in Electrical Engineering, University of British Columbia, Vancouver, BC, Canada May 2019 SKILLS

- Programming: C, C++, Python, MATLAB, Excel VBA, Version Control, Linux, Build System

- Robotics: ROS, Rethink Intera, Microchip PIC, Arduino, Motion Planning, SLAM, PyTorch

- Electrical Engineering: Control Systems, Signal Processing, Power Electronics, TCP/IP

- Coursework: Machine Learning, Computer Vision, Robot Navigation, Kinematics, Multi-threading, Mechatronics

- Languages: Fluency in English and Mandarin, conversational Spanish WORK EXPERIENCE

Robot Navigation Intern Shirley Ryan AbilityLab, Northwestern University, USA June 2020 - Present

- Independently designed and developed FasTrack, a cutting-edge optimal-control based motion planning scheme on a highly modularized, multi-threaded ROS plugin framework, resulting in a 0 collision rate and safe dynamic speed switching

- Implemented a high-performance motion planning stack for a smart wheelchair, with four fine-tuned ROS navigation stack planner alternatives and two Search-Based-Planning (SBPL) planners, resulting in a 0 collision rate and smooth robot motions

- Set up a test framework and implemented an automatic gmapping node for building the global map of a Gazebo environment Research Intern National Laboratory of Robotics, Tecnológico de Monterrey, Mexico May - July 2018

- Built a well-functioning main PCB of a micro UAV, as well as the communication chain between the ground station, PIC32 microcontroller, and Sensor Network using Telnet (TCP/IP), Serial Communication, I2C protocols

- Developed noise reduction algorithm that effectively reduces barometric altitude sensor noise by 2.7dB in SNR ratio, using impedance matching and a first order low-pass filter

- Assisted with dynamics simulation on SIMULINK for Sliding-Mode controller design using Newton-Euler’s Approach Engineering Co-op Student EWOS CANADA, CARGILL INC., Surrey, Canada September 2017 - May 2018

- Actively led, managed, and coordinated multiple industrial energy conservation projects that resulted in $10000 annual savings, including air leak repair, compressed air system upgrade, and pneumatic valve replacement

- Surveyed plant motors for updated power rating, power factor and frame size and updated one-line MCC diagrams

- Independently proposed and developed an Excel VBA software for data entry, resulting in 400h/year time saving

- Provided technical support to QA lab including testing and sample management TECHNICAL PROJECTS (Video Demonstrations: https://ricojia.github.io/) The Coffee Bot (https://github.com/RicoJia/coffee_bot) June 2020 - Present

- Built a differential drive tank robot for indoor coffee delivery from scratch, including mechanical structure & drive system, a 3D-printed cup holder, camera live stream, Motor and LED control, and a teleoperation interface on Raspbian using SSH

- Fine tuned AMCL SLAM, SBPL Lattice Planner, DWA ROS packages for motion planning and mapping & localization

- Configured and calibrated a 2D LIDAR, IMU, wheel encoders for real robot sensor inputs Smart Watch Prototype (https://github.com/RicoJia/ME433_Advanced_Mechatronics) April 2020 - June 2020

- Configured OLED Screen display, addressable LED control, I/O expander, using SPI, bit banging, I2C, respectively on PIC 32 Motion Planning Packages (https://github.com/RicoJia/Motion_Planning_Rico) March 2020 - Present

- Implemented a full 2D motion planning stack, including maps (PRM, Grid Maps), global planning algorithms (A*, Theta*), global incremental planning algorithms (LPA*, D* Lite), DWA, and control (MPC) packages for Turtlebot 3 Burger in a virtual room

Robust Visual SLAM Survey (https://ricojia.github.io/) January 2020 - March 2020

- Extensively Researched and analyzed core techniques used in feature extraction, feature matching, motion segmentation, localization, and 3D reconstruction

Ruotong Jia (Rico)

773-***-**** https://ricojia.github.io/ adg0rh@r.postjobfree.com Landmark-Based SLAM Simulator (https://ricojia.github.io/ ) January 2020 - March 2020

- Developed a lightweight landmark-based SLAM simulator in C++ and Python comprising: a differential drive kinematics model, landmark observations from a simulated laser scanner detector, and a robot navigation node with known-correspondence Extended Kalman Filter (EKF)

- Built feature association for cylindrical landmark recognition with 97% accuracy using circular regression Robot Artist (https://ricojia.github.io/ ) December 2019

- Developed an efficient Depth-First-Search based path planning algorithm for drawing on letter-size paper

- Built a robust linear trajectory motion planner and a force controller for Rethink Sawyer robot with Intera’s Inverse Kinematics tools (ROS Python)

Rover for Outdoor Log Inspection (https://ricojia.github.io/ ) April 2019

- Implemented Phiget1040 GPS Driver Module in ROS C++, and a linear Kalman Filter for localization for fusing IMU, GPS, and Ultrasonic Data

- Designed a motor controller on driving wheels for rough terrains using state-space control techniques DESIGN TEAM & COMPETITION EXPERIENCE

UBC Biomedical Imaging and Artificial Intelligence (BMIAI) Hackathon - 3rd Place November 2018

- Implemented Natural Language Processing (NLP) on Tweets for sentiment analysis using Google TensorFlow in Python 3.7, achieving 76.4% accuracy with 1000 features

UBC Sustaingineering - Captain July 2016 - May 2018

- Led a team of 13 highly talented engineering students on sustainability projects, including workshops, team-building activities, and fund-raising events

- Designed an efficient Perturb & Observe (P&O) MPPT algorithm for a 6V-12V pico standalone solar system on Simulink, later implemented the controller in a Reverse-Buck DC-DC Converter topology

- Initiated and supervised a Wireless Solar Pump Data Transmission System Project for developing communities in Nicaragua

- Implemented an Arduino-3G communication channel for solar pump’s wireless data transmission with its control computer HOBBIES & INTERESTS

- Weightlifting and Fitness

- Learning Languages

- Singing

- History & Cultures

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