Search Results for author: Dino Oglic

Found 10 papers, 3 papers with code

Masked Attention is All You Need for Graphs

no code implementations16 Feb 2024 David Buterez, Jon Paul Janet, Dino Oglic, Pietro Lio

Graph neural networks (GNNs) and variations of the message passing algorithm are the predominant means for learning on graphs, largely due to their flexibility, speed, and satisfactory performance.

Transfer Learning

Improving Antibody Humanness Prediction using Patent Data

1 code implementation25 Jan 2024 Talip Ucar, Aubin Ramon, Dino Oglic, Rebecca Croasdale-Wood, Tom Diethe, Pietro Sormanni

We investigate the potential of patent data for improving the antibody humanness prediction using a multi-stage, multi-loss training process.

Contrastive Learning Drug Discovery

Graph Neural Networks with Adaptive Readouts

1 code implementation9 Nov 2022 David Buterez, Jon Paul Janet, Steven J. Kiddle, Dino Oglic, Pietro Liò

We argue that in some problems such as binding affinity prediction where molecules are typically presented in a canonical form it might be possible to relax the constraints on permutation invariance of the hypothesis space and learn a more effective model of the affinity by employing an adaptive readout function.

Towards Robust Waveform-Based Acoustic Models

no code implementations16 Oct 2021 Dino Oglic, Zoran Cvetkovic, Peter Sollich, Steve Renals, Bin Yu

We study the problem of learning robust acoustic models in adverse environments, characterized by a significant mismatch between training and test conditions.

Data Augmentation Inductive Bias +3

Scalable Learning in Reproducing Kernel Krein Spaces

no code implementations6 Sep 2018 Dino Oglic, Thomas Gärtner

We provide the first mathematically complete derivation of the Nystr\"om method for low-rank approximation of indefinite kernels and propose an efficient method for finding an approximate eigendecomposition of such kernel matrices.

Time Series Time Series Analysis

Learning in Reproducing Kernel Kreı̆n Spaces

no code implementations ICML 2018 Dino Oglic, Thomas Gaertner

We formulate a novel regularized risk minimization problem for learning in reproducing kernel Kre{ı̆}n spaces and show that the strong representer theorem applies to it.

Towards A Unified Analysis of Random Fourier Features

no code implementations24 Jun 2018 Zhu Li, Jean-Francois Ton, Dino Oglic, Dino Sejdinovic

We study both the standard random Fourier features method for which we improve the existing bounds on the number of features required to guarantee the corresponding minimax risk convergence rate of kernel ridge regression, as well as a data-dependent modification which samples features proportional to \emph{ridge leverage scores} and further reduces the required number of features.

Nyström Method with Kernel K-means++ Samples as Landmarks

no code implementations ICML 2017 Dino Oglic, Thomas Gärtner

We investigate, theoretically and empirically, the effectiveness of kernel K-means++ samples as landmarks in the Nyström method for low-rank approximation of kernel matrices.

Clustering

Greedy Feature Construction

no code implementations NeurIPS 2016 Dino Oglic, Thomas Gärtner

We present an effective method for supervised feature construction.

regression

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