Search Results for author: Sindy Löwe

Found 11 papers, 7 papers with code

Binding Dynamics in Rotating Features

no code implementations8 Feb 2024 Sindy Löwe, Francesco Locatello, Max Welling

In human cognition, the binding problem describes the open question of how the brain flexibly integrates diverse information into cohesive object representations.

Object

Image segmentation with traveling waves in an exactly solvable recurrent neural network

no code implementations28 Nov 2023 Luisa H. B. Liboni, Roberto C. Budzinski, Alexandra N. Busch, Sindy Löwe, Thomas A. Keller, Max Welling, Lyle E. Muller

We study image segmentation using spatiotemporal dynamics in a recurrent neural network where the state of each unit is given by a complex number.

Image Segmentation Object +2

BISCUIT: Causal Representation Learning from Binary Interactions

1 code implementation16 Jun 2023 Phillip Lippe, Sara Magliacane, Sindy Löwe, Yuki M. Asano, Taco Cohen, Efstratios Gavves

Identifying the causal variables of an environment and how to intervene on them is of core value in applications such as robotics and embodied AI.

Causal Discovery Causal Identification +1

Causal Representation Learning for Instantaneous and Temporal Effects in Interactive Systems

1 code implementation13 Jun 2022 Phillip Lippe, Sara Magliacane, Sindy Löwe, Yuki M. Asano, Taco Cohen, Efstratios Gavves

To address this issue, we propose iCITRIS, a causal representation learning method that allows for instantaneous effects in intervened temporal sequences when intervention targets can be observed, e. g., as actions of an agent.

Causal Discovery Representation Learning +1

Complex-Valued Autoencoders for Object Discovery

1 code implementation5 Apr 2022 Sindy Löwe, Phillip Lippe, Maja Rudolph, Max Welling

Object-centric representations form the basis of human perception, and enable us to reason about the world and to systematically generalize to new settings.

Object Object Discovery

CITRIS: Causal Identifiability from Temporal Intervened Sequences

1 code implementation7 Feb 2022 Phillip Lippe, Sara Magliacane, Sindy Löwe, Yuki M. Asano, Taco Cohen, Efstratios Gavves

Understanding the latent causal factors of a dynamical system from visual observations is considered a crucial step towards agents reasoning in complex environments.

Representation Learning Temporal Sequences

Contrastive Predictive Coding for Anomaly Detection

no code implementations16 Jul 2021 Puck de Haan, Sindy Löwe

However, while most existing contrastive anomaly detection and segmentation approaches have been applied to images, none of them can use the contrastive losses directly for both anomaly detection and segmentation.

Anomaly Detection Contrastive Learning +2

Learning Object-Centric Video Models by Contrasting Sets

no code implementations20 Nov 2020 Sindy Löwe, Klaus Greff, Rico Jonschkowski, Alexey Dosovitskiy, Thomas Kipf

We address this problem by introducing a global, set-based contrastive loss: instead of contrasting individual slot representations against one another, we aggregate the representations and contrast the joined sets against one another.

Future prediction Object +1

Amortized Causal Discovery: Learning to Infer Causal Graphs from Time-Series Data

1 code implementation18 Jun 2020 Sindy Löwe, David Madras, Richard Zemel, Max Welling

This enables us to train a single, amortized model that infers causal relations across samples with different underlying causal graphs, and thus leverages the shared dynamics information.

Causal Discovery Time Series +1

Putting An End to End-to-End: Gradient-Isolated Learning of Representations

1 code implementation NeurIPS 2019 Sindy Löwe, Peter O'Connor, Bastiaan S. Veeling

We propose a novel deep learning method for local self-supervised representation learning that does not require labels nor end-to-end backpropagation but exploits the natural order in data instead.

Representation Learning Self-Supervised Audio Classification +2

Improving Unsupervised Defect Segmentation by Applying Structural Similarity to Autoencoders

16 code implementations5 Jul 2018 Paul Bergmann, Sindy Löwe, Michael Fauser, David Sattlegger, Carsten Steger

Convolutional autoencoders have emerged as popular methods for unsupervised defect segmentation on image data.

Segmentation

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