activity
20202026
most citedA Survey on Oversmoothing in Graph Neural Networks

82 citations · 145 across the 26 of their papers we have counts for

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Showing cs.LGShow all

23 papers · 1 filter

cs.LG2026

Depth Memory

David González-Martínez, Philipp Nazari, T. Konstantin Rusch +1

Residual connections propagate information through a network by additively accumulating layer outputs. Recently proposed alternatives, such as Manifold-Constrained Hyper-Connection…

cs.LG2026

Looped Reasoning Finishes Earlier Than You Think

Sumin Park, T. Konstantin Rusch

Looped reasoning with dynamic depth can be viewed as relaxation toward solution attractors in a learned dynamical landscape. In practice, however, latent trajectories often oscilla…

cs.LG2026

Looped Actor: Depth-Recurrent Reasoning Models for Reinforcement Learning

T. Konstantin Rusch, Tim Seyde, Jared Boyer +2

Looped reasoning models repeatedly apply a shared set of parameters, enabling more computation without increasing the model size. These models also support input-dependent computat…

cs.LG2026

AlphaQ: Calibration-Free Bit Allocation for Mixture-of-Experts Quantization

Wanqi Yang, Yuexiao Ma, Alexander Conzelmann +4

Mixture-of-Experts (MoE) architectures scale model capacity through sparse expert activation, but their deployment remains memory-bound because all expert weights must reside in me…

cs.LG2026

Low-Pass Flow Matching

Francesco M. Ruscio, T. Konstantin Rusch

Flow Matching typically relies on white noise sources, a choice often misaligned with the power spectra of natural data, which tend to decay with frequency. To address this, we int…

cs.LG2026

On State Reduction in Linear Attention

Philipp Nazari, T. Konstantin Rusch

Linear attention offers a computationally efficient yet expressive alternative to softmax attention. However, recent empirical results indicate that the hidden state of trained lin…

cs.LG2025

Quantifying Memory Use in Reinforcement Learning with Temporal Range

Rodney Lafuente-Mercado, Daniela Rus, T. Konstantin Rusch

How much does a trained RL policy actually use its past observations? We propose \emph{Temporal Range}, a model-agnostic metric that treats first-order sensitivities of multiple ve…

cs.LG2025

Neural Low-Discrepancy Sequences

Michael Etienne Van Huffel, Nathan Kirk, Makram Chahine +2

Low-discrepancy points are designed to efficiently fill the space in a uniform manner. This uniformity is highly advantageous in many problems in science and engineering, including…

cs.LG2025

The Curious Case of In-Training Compression of State Space Models

Makram Chahine, Philipp Nazari, Daniela Rus +1

State Space Models (SSMs), developed to tackle long sequence modeling tasks efficiently, offer both parallelizable training and fast inference. At their core are recurrent dynamica…

cs.LG2025

Learning to Dissipate Energy in Oscillatory State-Space Models

Jared Boyer, T. Konstantin Rusch, Daniela Rus

State-space models (SSMs) are a class of networks for sequence learning that benefit from fixed state size and linear complexity with respect to sequence length, contrasting the qu…

cs.LG2025★ 1 cited

Low Stein Discrepancy via Message-Passing Monte Carlo

Nathan Kirk, T. Konstantin Rusch, Jakob Zech +1

Message-Passing Monte Carlo (MPMC) was recently introduced as a novel low-discrepancy sampling approach leveraging tools from geometric deep learning. While originally designed for…

cs.LG2024

Relaxed Equivariance via Multitask Learning

Ahmed A. Elhag, T. Konstantin Rusch, Francesco Di Giovanni +1

Incorporating equivariance as an inductive bias into deep learning architectures to take advantage of the data symmetry has been successful in multiple applications, such as chemis…

cs.LG2024★ 1 cited

Oscillatory State-Space Models

T. Konstantin Rusch, Daniela Rus

We propose Linear Oscillatory State-Space models (LinOSS) for efficiently learning on long sequences. Inspired by cortical dynamics of biological neural networks, we base our propo…

cs.LG2024★ 5 cited

Message-Passing Monte Carlo: Generating low-discrepancy point sets via Graph Neural Networks

T. Konstantin Rusch, Nathan Kirk, Michael M. Bronstein +2

Discrepancy is a well-known measure for the irregularity of the distribution of a point set. Point sets with small discrepancy are called low-discrepancy and are known to efficient…

cs.LG2023★ 5 cited

How does over-squashing affect the power of GNNs?

Francesco Di Giovanni, T. Konstantin Rusch, Michael M. Bronstein +4

Graph Neural Networks (GNNs) are the state-of-the-art model for machine learning on graph-structured data. The most popular class of GNNs operate by exchanging information between…

cs.LG2023★ 82 cited

A Survey on Oversmoothing in Graph Neural Networks

T. Konstantin Rusch, Michael M. Bronstein, Siddhartha Mishra

Node features of graph neural networks (GNNs) tend to become more similar with the increase of the network depth. This effect is known as over-smoothing, which we axiomatically def…

cs.LG2023★ 1 cited

Multi-Scale Message Passing Neural PDE Solvers

Léonard Equer, T. Konstantin Rusch, Siddhartha Mishra

We propose a novel multi-scale message passing neural network algorithm for learning the solutions of time-dependent PDEs. Our algorithm possesses both temporal and spatial multi-s…

cs.LG2022★ 7 cited

Gradient Gating for Deep Multi-Rate Learning on Graphs

T. Konstantin Rusch, Benjamin P. Chamberlain, Michael W. Mahoney +2

We present Gradient Gating (G), a novel framework for improving the performance of Graph Neural Networks (GNNs). Our framework is based on gating the output of GNN layers with…

cs.LG2022★ 9 cited

Graph-Coupled Oscillator Networks

T. Konstantin Rusch, Benjamin P. Chamberlain, James Rowbottom +2

We propose Graph-Coupled Oscillator Networks (GraphCON), a novel framework for deep learning on graphs. It is based on discretizations of a second-order system of ordinary differen…

cs.LG2021★ 1 cited

Long Expressive Memory for Sequence Modeling

T. Konstantin Rusch, Siddhartha Mishra, N. Benjamin Erichson +1

We propose a novel method called Long Expressive Memory (LEM) for learning long-term sequential dependencies. LEM is gradient-based, it can efficiently process sequential tasks wit…

cs.LG2021★ 11 cited

UnICORNN: A recurrent model for learning very long time dependencies

T. Konstantin Rusch, Siddhartha Mishra

The design of recurrent neural networks (RNNs) to accurately process sequential inputs with long-time dependencies is very challenging on account of the exploding and vanishing gra…

cs.LG2020★ 15 cited

Coupled Oscillatory Recurrent Neural Network (coRNN): An accurate and (gradient) stable architecture for learning long time dependencies

T. Konstantin Rusch, Siddhartha Mishra

Circuits of biological neurons, such as in the functional parts of the brain can be modeled as networks of coupled oscillators. Inspired by the ability of these systems to express…

cs.LG2020

Enhancing accuracy of deep learning algorithms by training with low-discrepancy sequences

Siddhartha Mishra, T. Konstantin Rusch

We propose a deep supervised learning algorithm based on low-discrepancy sequences as the training set. By a combination of theoretical arguments and extensive numerical experiment…