Search Results for author: Hatem Helal

Found 7 papers, 4 papers with code

Reducing the Cost of Quantum Chemical Data By Backpropagating Through Density Functional Theory

no code implementations6 Feb 2024 Alexander Mathiasen, Hatem Helal, Paul Balanca, Adam Krzywaniak, Ali Parviz, Frederik Hvilshøj, Blazej Banaszewski, Carlo Luschi, Andrew William Fitzgibbon

For comparison, Sch\"utt et al. (2019) spent 626 hours creating a dataset on which they trained their NN for 160h, for a total of 786h; our method achieves comparable performance within 31h.

Generating QM1B with PySCF$_{\text{IPU}}$

2 code implementations NeurIPS 2023 Alexander Mathiasen, Hatem Helal, Kerstin Klaser, Paul Balanca, Josef Dean, Carlo Luschi, Dominique Beaini, Andrew Fitzgibbon, Dominic Masters

Similar benefits are yet to be unlocked for quantum chemistry, where the potential of deep learning is constrained by comparatively small datasets with 100k to 20M training examples.

GPS++: An Optimised Hybrid MPNN/Transformer for Molecular Property Prediction

1 code implementation18 Nov 2022 Dominic Masters, Josef Dean, Kerstin Klaser, Zhiyi Li, Sam Maddrell-Mander, Adam Sanders, Hatem Helal, Deniz Beker, Ladislav Rampášek, Dominique Beaini

This technical report presents GPS++, the first-place solution to the Open Graph Benchmark Large-Scale Challenge (OGB-LSC 2022) for the PCQM4Mv2 molecular property prediction task.

Denoising Molecular Property Prediction +1

Reducing Down(stream)time: Pretraining Molecular GNNs using Heterogeneous AI Accelerators

1 code implementation8 Nov 2022 Jenna A. Bilbrey, Kristina M. Herman, Henry Sprueill, Soritis S. Xantheas, Payel Das, Manuel Lopez Roldan, Mike Kraus, Hatem Helal, Sutanay Choudhury

The demonstrated success of transfer learning has popularized approaches that involve pretraining models from massive data sources and subsequent finetuning towards a specific task.

Transfer Learning

Tuple Packing: Efficient Batching of Small Graphs in Graph Neural Networks

no code implementations14 Sep 2022 Mario Michael Krell, Manuel Lopez, Sreenidhi Anand, Hatem Helal, Andrew William Fitzgibbon

However, the sizes of small graphs can vary substantially with respect to the number of nodes and edges, and hence the size of the combined graph can still vary considerably, especially for small batch sizes.

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