Search Results for author: Hirotaka Akita

Found 4 papers, 1 papers with code

Data Transfer Approaches to Improve Seq-to-Seq Retrosynthesis

no code implementations2 Oct 2020 katsuhiko Ishiguro, Kazuya Ujihara, Ryohto Sawada, Hirotaka Akita, Masaaki Kotera

Especially, the pre-training plus fine-tuning approach boosts the accuracy scores of the baseline, achieving the new state-of-the-art.

Retrosynthesis

Graph Residual Flow for Molecular Graph Generation

no code implementations30 Sep 2019 Shion Honda, Hirotaka Akita, katsuhiko Ishiguro, Toshiki Nakanishi, Kenta Oono

Statistical generative models for molecular graphs attract attention from many researchers from the fields of bio- and chemo-informatics.

Graph Generation Molecular Graph Generation

Dual Convolutional Neural Network for Graph of Graphs Link Prediction

no code implementations4 Oct 2018 Shonosuke Harada, Hirotaka Akita, Masashi Tsubaki, Yukino Baba, Ichigaku Takigawa, Yoshihiro Yamanishi, Hisashi Kashima

Graphs are general and powerful data representations which can model complex real-world phenomena, ranging from chemical compounds to social networks; however, effective feature extraction from graphs is not a trivial task, and much work has been done in the field of machine learning and data mining.

Link Prediction

BayesGrad: Explaining Predictions of Graph Convolutional Networks

1 code implementation4 Jul 2018 Hirotaka Akita, Kosuke Nakago, Tomoki Komatsu, Yohei Sugawara, Shin-ichi Maeda, Yukino Baba, Hisashi Kashima

A possible approach to answer this question is to visualize evidence substructures responsible for the predictions.

Property Prediction

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