Search Results for author: Grzegorz Cielniak

Found 15 papers, 4 papers with code

Lincoln's Annotated Spatio-Temporal Strawberry Dataset (LAST-Straw)

no code implementations1 Mar 2024 Katherine Margaret Frances James, Karoline Heiwolt, Daniel James Sargent, Grzegorz Cielniak

Automated phenotyping of plants for breeding and plant studies promises to provide quantitative metrics on plant traits at a previously unattainable observation frequency.

Key Point-based Orientation Estimation of Strawberries for Robotic Fruit Picking

no code implementations17 Oct 2023 Justin Le Louëdec, Grzegorz Cielniak

Selective robotic harvesting is a promising technological solution to address labour shortages which are affecting modern agriculture in many parts of the world.

Leaving the Lines Behind: Vision-Based Crop Row Exit for Agricultural Robot Navigation

no code implementations9 Jun 2023 Rajitha de Silva, Grzegorz Cielniak, Junfeng Gao

Usage of purely vision based solutions for row switching is not well explored in existing vision based crop row navigation frameworks.

Navigate Robot Navigation

LTS-NET: End-to-end Unsupervised Learning of Long-Term 3D Stable objects

no code implementations9 Jan 2023 Ibrahim Hroob, Sergi Molina, Riccardo Polvara, Grzegorz Cielniak, Marc Hanheide

In this research, we present an end-to-end data-driven pipeline for determining the long-term stability status of objects within a given environment, specifically distinguishing between static and dynamic objects.

Classification regression

Vision based Crop Row Navigation under Varying Field Conditions in Arable Fields

no code implementations28 Sep 2022 Rajitha de Silva, Grzegorz Cielniak, Junfeng Gao

We also present a novel crop row detection algorithm for visual servoing in crop row fields.

Navigate

Statistical shape representations for temporal registration of plant components in 3D

no code implementations23 Sep 2022 Karoline Heiwolt, Cengiz Öztireli, Grzegorz Cielniak

We present a landmark-free shape compression algorithm, which allows for the extraction of 3D shape features of leaves, characterises leaf shape and curvature efficiently in few parameters, and makes the association of individual leaves in feature space possible.

Deep learning-based Crop Row Detection for Infield Navigation of Agri-Robots

1 code implementation9 Sep 2022 Rajitha de Silva, Grzegorz Cielniak, Gang Wang, Junfeng Gao

The novel crop row detection algorithm was tested for crop row detection performance and the capability of visual servoing along a crop row.

Autonomous Navigation

Towards Infield Navigation: leveraging simulated data for crop row detection

no code implementations4 Apr 2022 Rajitha de Silva, Grzegorz Cielniak, Junfeng Gao

Our method could reach the performance of a deep learning based crop row detection model trained with real-world data by using 60% less labelled real-world data.

Gaussian map predictions for 3D surface feature localisation and counting

1 code implementation7 Dec 2021 Justin Le Louëdec, Grzegorz Cielniak

In this paper, we propose to employ a Gaussian map representation to estimate precise location and count of 3D surface features, addressing the limitations of state-of-the-art methods based on density estimation which struggle in presence of local disturbances.

Density Estimation

3D shape sensing and deep learning-based segmentation of strawberries

1 code implementation26 Nov 2021 Justin Le Louëdec, Grzegorz Cielniak

In this paper, we evaluate modern sensing technologies including stereo and time-of-flight cameras for 3D perception of shape in agriculture and study their usability for segmenting out soft fruit from background based on their shape.

Semantic Segmentation

Self-supervised Representation Learning for Reliable Robotic Monitoring of Fruit Anomalies

1 code implementation21 Sep 2021 Taeyeong Choi, Owen Would, Adrian Salazar-Gomez, Grzegorz Cielniak

Data augmentation can be a simple yet powerful tool for autonomous robots to fully utilise available data for selfsupervised identification of atypical scenes or objects.

Anomaly Detection Data Augmentation +1

Towards agricultural autonomy: crop row detection under varying field conditions using deep learning

no code implementations16 Sep 2021 Rajitha de Silva, Grzegorz Cielniak, Junfeng Gao

This paper presents a novel metric to evaluate the robustness of deep learning based semantic segmentation approaches for crop row detection under different field conditions encountered by a field robot.

Semantic Segmentation

Adaptive Selection of Informative Path Planning Strategies via Reinforcement Learning

no code implementations14 Aug 2021 Taeyeong Choi, Grzegorz Cielniak

In our previous work, we designed a systematic policy to prioritize sampling locations to lead significant accuracy improvement in spatial interpolation by using the prediction uncertainty of Gaussian Process Regression (GPR) as "attraction force" to deployed robots in path planning.

GPR reinforcement-learning +3

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