David Colmenares, PhD

Machine Learning Research Scientist at Meta
  • Claim this Profile
Contact Information
us****@****om
(386) 825-5501
Location
US
Languages
  • English -
  • Spanish -
  • French -

Topline Score

Topline score feature will be out soon.

Bio

Generated by
Topline AI

You need to have a working account to view this content.
You need to have a working account to view this content.

Credentials

  • Rescue Diver
    PADI
    Apr, 2010
    - Oct, 2024
  • Alpine Ski Instructor
    PSIA - AASI Professional Ski Instructors of America - American Association of Snowboard Instructors
    Dec, 2005
    - Oct, 2024

Experience

    • French Polynesia
    • Law Practice
    • 1 - 100 Employee
    • Machine Learning Research Scientist
      • Feb 2023 - Present
    • United States
    • Software Development
    • 1 - 100 Employee
    • Senior Computer Vision Engineer
      • Nov 2021 - Feb 2023

      Agricultural metrology using cutting-edge machine learning with our fleet of robots. IUNU (pronounced “you-knew”) is building the future of the controlled environment agriculture (CEA) industry. The company's AI-driven LUNA platform enables growers to develop a feedback loop between capturing data and managing processes to create precise, predictable production. Agricultural metrology using cutting-edge machine learning with our fleet of robots. IUNU (pronounced “you-knew”) is building the future of the controlled environment agriculture (CEA) industry. The company's AI-driven LUNA platform enables growers to develop a feedback loop between capturing data and managing processes to create precise, predictable production.

    • Lead Computer Vision Engineer
      • Sep 2019 - Nov 2021

      • Leading team responsible for real-time capture, processing, and steaming of volumetric data• Developing a performant architecture for light field rendering in a mixed-managed software app• Collaborating with mechanical engineers on instrument calibration and tracking as software lead• Managing regulatory requirements, engineering process, and delivery timelines with leadership• Building breakthrough surgical technology as a member of the Advanced Technology Group• Directing the intersection of product and research as the liaison to our Technical Advisory Board Show less

    • Computer Vision Engineer
      • Sep 2017 - Sep 2019

      A Real-time Light Field Capture and Rendering System for Performing Surgery in Mediated Reality

    • United States
    • Higher Education
    • 700 & Above Employee
    • NSF Graduate Fellow
      • Sep 2013 - Sep 2017

      Design and Control of a Flapping Wing Micro Aerial Vehicle • Developed a DC gearmotor based resonant actuator that increases torque and power density by 161.1% and 666.8% respectively, compared to the motor alone, while decreasing current draw by 25.8% • Modeled actuator thermal performance, experimentally identifying novel parameters for micro motors, to predict safe operating parameters for the system and to optimize a heatsink that increased operating time by 102.4% • Fabricated and tested composite flexible wings that increase translational lift production by 35.3% • Extended a quasi-steady, blade element aerodynamic simulation to account for wing flexibility demonstrating that the flexible design increases aerodynamic efficiency by 41.3% and the effective lift coefficient by 63.7% • Transformed a simple prototype into a robust flapping wing micro aerial vehicle testbed with a flapping frequency of 23 Hz, weight of 3.2 g, and peak lift to weight of 3.7 with reliability exceeding 50,000 cycles • Developed control framework stabilizes the vehicle allowing for hovering and flight experiments up to 10 seconds Research Interests: • Optical Metrology and Multi-camera Tracking • Flapping Wing Micro Air Vehicles • Biological Flight and Low Reynolds Number Fluid Dynamics • Mechatronic Design, Analysis, and Control • Electromagnetic Actuator Design, Analysis, and Control • Biomimetic Micro-Structures, Actuators, and Sensors • Microscale Manufacturing, Assembly, and Smart Composite Fabrication Show less

    • United States
    • Higher Education
    • 700 & Above Employee
    • Undergraduate Researcher
      • Jun 2011 - Jun 2013

      Abdominal motion mediated pitch control in Manduca Sexta • Designed and built a virtual reality flight arena to study inner-loop control in moving organisms • Developed custom projection hardware, programmed in C++, to update the visual field in real-time • Implemented optical tracking of the abdomen using OpenCV • Programmed a gesture-based control framework for the AR.Drone using ROS Abdominal motion mediated pitch control in Manduca Sexta • Designed and built a virtual reality flight arena to study inner-loop control in moving organisms • Developed custom projection hardware, programmed in C++, to update the visual field in real-time • Implemented optical tracking of the abdomen using OpenCV • Programmed a gesture-based control framework for the AR.Drone using ROS

    • United States
    • Software Development
    • 700 & Above Employee
    • Software Engineering Intern
      • Jun 2010 - Aug 2010

      • Developed server back end in C++ and front end in HTML, JavaScript, and ClearSilver for an internal tool for search infrastructure • Helped teams determine if their data was appropriate for use with specific algorithm • Exceeded expectations by finishing several projects ahead of schedule and presenting them to customers for feedback • Developed server back end in C++ and front end in HTML, JavaScript, and ClearSilver for an internal tool for search infrastructure • Helped teams determine if their data was appropriate for use with specific algorithm • Exceeded expectations by finishing several projects ahead of schedule and presenting them to customers for feedback

    • United States
    • Research Services
    • 700 & Above Employee
    • Undergraduate Researcher
      • Jan 2010 - Jun 2010

      • Developed surface normal and distance sensor for robotic vision using close up photometric stereo • Used Python, OpenCV, and Octave for image acquisition and processing and learned ROS • Developed surface normal and distance sensor for robotic vision using close up photometric stereo • Used Python, OpenCV, and Octave for image acquisition and processing and learned ROS

    • United States
    • Aviation and Aerospace Component Manufacturing
    • 1 - 100 Employee
    • Engineering Intern
      • Jun 2009 - Aug 2009

      • Created group website in HTML and embedded internal databases with JavaScript and SQL • Learned about industrial robotics and automation (toured Electroimpact in Mukilteo, WA) • Created group website in HTML and embedded internal databases with JavaScript and SQL • Learned about industrial robotics and automation (toured Electroimpact in Mukilteo, WA)

    • Engineering Intern
      • Jun 2008 - Aug 2008

      • Shadowed system integration engineers to develop a holistic understanding of aircraft construction • Performed flight test data analysis, providing a strong understanding of testing methodologies • Shadowed system integration engineers to develop a holistic understanding of aircraft construction • Performed flight test data analysis, providing a strong understanding of testing methodologies

    • Ski Instructor
      • Dec 2005 - Mar 2008

      • PSIA Level I Alpine instructor certification • Instructed at all levels including children age 5. • PSIA Level I Alpine instructor certification • Instructed at all levels including children age 5.

Education

  • Carnegie Mellon University
    Doctor of Philosophy (Ph.D.), Mechatronics, Robotics, and Automation Engineering
    2013 - 2017
  • University of Washington
    Bachelor of Science (BS), Computer Engineering and Bioengineering
    2008 - 2013

Community

You need to have a working account to view this content. Click here to join now