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Klaus D. McDonald-Maier

10 accepted papers

2025

Computationally Efficient FPGA-based Large Language Model Inference for Real-Time Decision-Making in Robotic Systems

IROS 2025

Integrating Large Language Models (LLMs) into modern robotic systems presents significant computational and energy constraint challenges, particularly for human-centered robotic applications. This paper presents a novel hardware optimization technique for deploying LLMs on resource-constrained embed

Cited by 0SourceScholar
2024

Aggregating Multiple Bio-Inspired Image Region Classifiers for Effective and Lightweight Visual Place Recognition

RA-L 2024

Visual place recognition (VPR) enables autonomous systems to localize themselves within an environment using image information. While VPR techniques built upon a Convolutional Neural Network (CNN) backbone dominate state-of-the-art VPR performance, their high computational requirements make them uns

Cited by 1SourceScholar
2023

Independent and Hybrid Magnetic Manipulation for Full Body Controlled Soft Continuum Robots

RA-L 2023

Fully soft continuum magnetic (FSCMs) microrobots with highly deformable structures have emerged as a potential solution to robotically controlled endovascular interventions. The microrobot's structure is made of magneto-responsive material, which offers full body control under a magnetic field inst

Cited by 15SourceScholar
2022

An Efficient and Scalable Collection of Fly-Inspired Voting Units for Visual Place Recognition in Changing Environments

RA-L 2022

State-of-the-art visual place recognition performance is currently being achieved utilizing deep learning based approaches. Despite the recent efforts in designing lightweight convolutional neural network based models, these can still be too expensive for the most hardware restricted robot applicati

Cited by 23SourceScholar
2022

Highly-Efficient Binary Neural Networks for Visual Place Recognition

IROS 2022poster

VPR is a fundamental task for autonomous navigation as it enables a robot to localize itself in the workspace when a known location is detected. Although accuracy is an essential requirement for a VPR technique, computational and energy efficiency are not less important for real-world applications.…

Cited by 11SourceScholar
2022

OpenSceneVLAD: Appearance Invariant, Open Set Scene Classification

ICRA 2022poster

Scene classification is a well-established area of computer vision research that aims to classify a scene image into pre-defined categories such as playground, beach and airport. Recent work has focused on increasing the variety of pre-defined categories for classification, but so far failed to cons…

Cited by 5SourceScholar
2022

SwitchHit: A Probabilistic, Complementarity-Based Switching System for Improved Visual Place Recognition in Changing Environments

IROS 2022

Visual place recognition (VPR) - a fundamental task in computer vision and robotics - is the problem of identifying a place mainly based on visual information. View-point and appearance changes, such as due to weather and seasonal variations, make this task challenging. Currently, there is no univer

Cited by 8SourceScholar
2021

Improving Visual Place Recognition Performance by Maximising Complementarity

RA-L 2021

Visual place recognition (VPR) is the problem of recognising a previously visited location using visual information. Many attempts to improve the performance of VPR methods have been made in the literature. One approach that has received attention recently is the multi-process fusion where different

Cited by 17SourceScholar
2020

CoHOG: A Light-Weight, Compute-Efficient, and Training-Free Visual Place Recognition Technique for Changing Environments

RA-L 2020

This letter presents a novel, compute-efficient and training-free approach based on Histogram-of-OrientedGradients (HOG) descriptor for achieving state-of-the-art performance-per-compute-unit in Visual Place Recognition (VPR). The inspiration for this approach (namely CoHOG) is based on the convolut

Cited by 96SourceScholar
2020

Exploring Performance Bounds of Visual Place Recognition Using Extended Precision

RA-L 2020

Recent advances in image description and matching allowed significant improvements in Visual Place Recognition (VPR). The wide variety of methods proposed so far and the increase of the interest in the field have rendered the problem of evaluating VPR methods an important task. As part of the locali

Cited by 39SourceScholar