no code implementations • 18 Jan 2023 • Andrej Janda, Brandon Wagstaff, Edwin G. Ng, Jonathan Kelly
Reducing the quantity of annotations required for supervised training is vital when labels are scarce and costly.
no code implementations • 21 Nov 2022 • Andrej Janda, Brandon Wagstaff, Edwin G. Ng, Jonathan Kelly
Reducing the quantity of annotations required for supervised training is vital when labels are scarce and costly.
1 code implementation • 7 Jun 2021 • Brandon Wagstaff, Valentin Peretroukhin, Jonathan Kelly
Structure from motion (SfM) has recently been formulated as a self-supervised learning problem, where neural network models of depth and egomotion are learned jointly through view synthesis.
no code implementations • 8 Feb 2021 • Justin Tomasi, Brandon Wagstaff, Steven L. Waslander, Jonathan Kelly
Successful visual navigation depends upon capturing images that contain sufficient useful information.
1 code implementation • 8 Sep 2020 • Brandon Wagstaff, Jonathan Kelly
The self-supervised loss formulation for jointly training depth and egomotion neural networks with monocular images is well studied and has demonstrated state-of-the-art accuracy.
1 code implementation • 18 Aug 2020 • Oliver Limoyo, Bryan Chan, Filip Marić, Brandon Wagstaff, Rupam Mahmood, Jonathan Kelly
Learning or identifying dynamics from a sequence of high-dimensional observations is a difficult challenge in many domains, including reinforcement learning and control.
1 code implementation • 27 Feb 2020 • Brandon Wagstaff, Valentin Peretroukhin, Jonathan Kelly
We present a self-supervised deep pose correction (DPC) network that applies pose corrections to a visual odometry estimator to improve its accuracy.
Robotics
1 code implementation • 1 Oct 2019 • Brandon Wagstaff, Valentin Peretroukhin, Jonathan Kelly
We present two novel techniques for detecting zero-velocity events to improve foot-mounted inertial navigation.
Robotics Signal Processing
no code implementations • 1 Apr 2019 • Valentin Peretroukhin, Brandon Wagstaff, Matthew Giamou, Jonathan Kelly
Accurate estimates of rotation are crucial to vision-based motion estimation in augmented reality and robotics.
1 code implementation • 13 Jul 2018 • Brandon Wagstaff, Jonathan Kelly
While existing threshold-based zero-velocity detectors are not robust to varying motion types, our learned model accurately detects stationary periods of the inertial measurement unit (IMU) despite changes in the motion of the user.
Robotics Human-Computer Interaction
1 code implementation • 4 Jul 2017 • Brandon Wagstaff, Valentin Peretroukhin, Jonathan Kelly
We present a method to improve the accuracy of a foot-mounted, zero-velocity-aided inertial navigation system (INS) by varying estimator parameters based on a real-time classification of motion type.
Robotics Human-Computer Interaction