Faculty of Computer Science

Research Group Theoretical Computer Science


Oberseminar: Heterogene formale Methoden


Date: 2023, December 19
Time: 11:30 a. m.
Place: G29-018
Author: Glauer, Martin
Title: Data-Efficient Graph Grammar Learning for Molecular Generation

Abstract:

One piece of feedback we received for our ChEBI-based class prediction model highlighted missing representation certain classes, particularly those with low membership count.
Recently, Guo et al. from IBM proposed a "data-friendly" solution for molecule synthesis, which I want to discuss in this talk. They claim that their approach can extract a productive graph grammar from a small set of molecules, taking into account non-differentiable metrics like synthesizability. These grammars are then utilized to generate new molecular structures that possess defining features of the targeted class of molecules. Remarkably, their method is effective even with classes comprising only 20 instances, and they assert its competitiveness when using 171 samples against existing methods that use a dataset of 81,000 data points.


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