1 code implementation • 14 Sep 2023 • Piotr Kicki, Michał Bidziński, Krzysztof Walas
This paper analyzes several learning-based 3D models of the DLO and proposes a new one based on the Transformer architecture that achieves superior accuracy, even on the DLOs of different lengths, thanks to the proposed scaling method.
no code implementations • 27 Feb 2023 • Piotr Kicki, Amadeusz Szymko, Krzysztof Walas
While manipulating rigid objects is an extensively explored research topic, deformable linear object (DLO) manipulation seems significantly underdeveloped.
1 code implementation • 11 Jan 2023 • Piotr Kicki, Puze Liu, Davide Tateo, Haitham Bou-Ammar, Krzysztof Walas, Piotr Skrzypczyński, Jan Peters
Motion planning is a mature area of research in robotics with many well-established methods based on optimization or sampling the state space, suitable for solving kinematic motion planning.
1 code implementation • 14 Mar 2022 • Piotr Kicki, Piotr Skrzypczyński
This paper demonstrates how an efficient representation of the planned path using B-splines, and a construction procedure that takes advantage of the neural network's inductive bias, speed up both the inference and training of a DNN-based motion planner.
no code implementations • 29 Mar 2021 • Piotr Kicki, Krzysztof Łakomy, Ki Myung Brian Lee
The extended state observer (ESO) is an inherent element of robust observer-based control systems that allows estimating the impact of disturbance on system dynamics.
1 code implementation • 11 Dec 2020 • Piotr Kicki, Mete Ozay, Piotr Skrzypczyński
We propose a computationally efficient $G$-invariant neural network that approximates functions invariant to the action of a given permutation subgroup $G \leq S_n$ of the symmetric group on input data.
1 code implementation • 7 Dec 2020 • Piotr Kicki, Tomasz Gawron, Krzysztof Ćwian, Mete Ozay, Piotr Skrzypczyński
Being able to rapidly respond to the changing scenes and traffic situations by generating feasible local paths is of pivotal importance for car autonomy.
no code implementations • 7 Sep 2020 • Krzysztof Łakomy, Rafal Madonski, Bin Dai, Jun Yang, Piotr Kicki, Maral Ansari, Shihua Li
The performance of active disturbance rejection control (ADRC) algorithms can be limited in practice by high-frequency measurement noise.
1 code implementation • 2 Mar 2020 • Piotr Kicki, Tomasz Gawron, Piotr Skrzypczyński
An efficient path planner for autonomous car-like vehicles should handle the strong kinematic constraints, particularly in confined spaces commonly encountered while maneuvering in city traffic, and should enable rapid planning, as the city traffic scenarios are highly dynamic.
1 code implementation • 2 Mar 2020 • Michał Bednarek, Piotr Kicki, Jakub Bednarek, Krzysztof Walas
A crucial problem is to estimate the physical parameters of a squeezed object to adjust the manipulation procedure, which is considered as a significant challenge.
no code implementations • 18 Feb 2020 • Piotr Kicki, Mete Ozay, Piotr Skrzypczyński
The key element of the proposed network architecture is a new $G$-invariant transformation module, which produces a $G$-invariant latent representation of the input data.