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Accurately predicting the possible behaviors of traffic participants is an essential capability for autonomous vehicles. Since autonomous vehicles need to navigate in dynamically changing environments, they are expected to make accurate…

Robotics · Computer Science 2022-11-15 Yeping Hu , Wei Zhan , Masayoshi Tomizuka

We are concerned with the question of how an agent can acquire its own representations from sensory data. We restrict our focus to learning representations for long-term planning, a class of problems that state-of-the-art learning methods…

Machine Learning · Computer Science 2022-05-05 Steven James , Benjamin Rosman , George Konidaris

We propose a domain adaptation method, MoDA, which adapts a pretrained embodied agent to a new, noisy environment without ground-truth supervision. Map-based memory provides important contextual information for visual navigation, and…

Robotics · Computer Science 2022-11-30 Eun Sun Lee , Junho Kim , SangWon Park , Young Min Kim

For many real-world robotics applications, robots need to continually adapt and learn new concepts. Further, robots need to learn through limited data because of scarcity of labeled data in the real-world environments. To this end, my…

Robotics · Computer Science 2021-01-27 Ali Ayub , Alan R. Wagner

Randomized sampling based algorithms are widely used in robot motion planning due to the problem's intractability, and are experimentally effective on a wide range of problem instances. Most variants bias their sampling using various…

Despite its rise as a prominent solution to the data inefficiency of today's machine learning models, self-supervised learning has yet to be studied from a purely multi-agent perspective. In this work, we propose that aligning internal…

Artificial Intelligence · Computer Science 2022-09-23 Julius Taylor , Eleni Nisioti , Clément Moulin-Frier

This paper introduces an incremental semantic mapping approach, with on-line unsupervised learning, based on Self-Organizing Maps (SOM) for robotic agents. The method includes a mapping module, which incrementally creates a topological map…

Robotics · Computer Science 2019-07-12 Ygor C. N. Sousa , Hansenclever F. Bassani

We introduce a new memory architecture for navigation in previously unseen environments, inspired by landmark-based navigation in animals. The proposed semi-parametric topological memory (SPTM) consists of a (non-parametric) graph with…

Machine Learning · Computer Science 2018-03-05 Nikolay Savinov , Alexey Dosovitskiy , Vladlen Koltun

Neuroscientists postulate 3D representations in the brain in a variety of different coordinate frames (e.g. 'head-centred', 'hand-centred' and 'world-based'). Recent advances in reinforcement learning demonstrate a quite different approach…

Neurons and Cognition · Quantitative Biology 2020-07-10 Alex Muryy , N. Siddharth , Nantas Nardelli , Philip H. S. Torr , Andrew Glennerster

Natural language processing has made significant inroads into learning the semantics of words through distributional approaches, however representations learnt via these methods fail to capture certain kinds of information implicit in the…

Computation and Language · Computer Science 2018-07-06 Tiago Ramalho , Tomáš Kočiský , Frederic Besse , S. M. Ali Eslami , Gábor Melis , Fabio Viola , Phil Blunsom , Karl Moritz Hermann

Humans construct internal cognitive maps of their environment directly from sensory inputs without access to a system of explicit coordinates or distance measurements. While machine learning algorithms like SLAM utilize specialized visual…

Neurons and Cognition · Quantitative Biology 2024-04-19 James Gornet , Matthew Thomson

We study the problem of self-supervised structured representation learning using autoencoders for downstream tasks such as generative modeling. Unlike most methods which rely on matching an arbitrary, relatively unstructured, prior…

Machine Learning · Computer Science 2024-02-16 Felix Leeb , Guilia Lanzillotta , Yashas Annadani , Michel Besserve , Stefan Bauer , Bernhard Schölkopf

Predicting future sensory states is crucial for learning agents such as robots, drones, and autonomous vehicles. In this paper, we couple multiple sensory modalities with exploratory actions and propose a predictive neural network…

Robotics · Computer Science 2021-09-17 Xiaohui Chen , Ramtin Hosseini , Karen Panetta , Jivko Sinapov

This work presents an embodied agent that can adapt its semantic segmentation network to new indoor environments in a fully autonomous way. Because semantic segmentation networks fail to generalize well to unseen environments, the agent…

Robotics · Computer Science 2022-07-05 René Zurbrügg , Hermann Blum , Cesar Cadena , Roland Siegwart , Lukas Schmid

Common-sense physical reasoning is an essential ingredient for any intelligent agent operating in the real-world. For example, it can be used to simulate the environment, or to infer the state of parts of the world that are currently…

Machine Learning · Computer Science 2018-03-01 Sjoerd van Steenkiste , Michael Chang , Klaus Greff , Jürgen Schmidhuber

We address the problem of learning representations from observations of a scene involving an agent and an external object the agent interacts with. To this end, we propose a representation learning framework extracting the location in…

Machine Learning · Computer Science 2023-09-12 Alfredo Reichlin , Giovanni Luca Marchetti , Hang Yin , Anastasiia Varava , Danica Kragic

The gap between our ability to collect interesting data and our ability to analyze these data is growing at an unprecedented rate. Recent algorithmic attempts to fill this gap have employed unsupervised tools to discover structure in data.…

Machine Learning · Computer Science 2018-01-23 Genevieve Flaspohler , Nicholas Roy , Yogesh Girdhar

Autonomous exploration in unknown environments is a critical challenge in robotics, particularly for applications such as indoor navigation, search and rescue, and service robotics. Traditional exploration strategies, such as frontier-based…

Robotics · Computer Science 2025-04-08 Haojia Gao , Haohua Que , Kunrong Li , Weihao Shan , Mingkai Liu , Rong Zhao , Lei Mu , Xinghua Yang , Qi Wei , Fei Qiao

Agents in real-world scenarios like automated driving deal with uncertainty in their environment, in particular due to perceptual uncertainty. Although, reinforcement learning is dedicated to autonomous decision-making under uncertainty…

Computer Vision and Pattern Recognition · Computer Science 2025-02-18 Natalie Grabowsky , Annika Mütze , Joshua Wendland , Nils Jansen , Matthias Rottmann

Deep neural networks have gained tremendous success in a broad range of machine learning tasks due to its remarkable capability to learn semantic-rich features from high-dimensional data. However, they often require large-scale labelled…

Computer Vision and Pattern Recognition · Computer Science 2020-07-21 Hu Wang , Guansong Pang , Chunhua Shen , Congbo Ma
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