Search Results for author: Amirali Salehi-Abari

Found 7 papers, 6 papers with code

Stochastic Subgraph Neighborhood Pooling for Subgraph Classification

1 code implementation17 Apr 2023 Shweta Ann Jacob, Paul Louis, Amirali Salehi-Abari

To address the scalability issue while maintaining generalization, we propose Stochastic Subgraph Neighborhood Pooling (SSNP), which jointly aggregates the subgraph and its neighborhood (i. e., external topology) information without any computationally expensive operations such as labeling tricks.

Data Augmentation Graph Classification +1

Sampling Enclosing Subgraphs for Link Prediction

1 code implementation23 Jun 2022 Paul Louis, Shweta Ann Jacob, Amirali Salehi-Abari

Graph neural networks have offered robust solutions for this problem, specifically by learning the representation of the subgraph enclosing the target link (i. e., pair of nodes).

Link Prediction Representation Learning

Improving Peer Assessment with Graph Convolutional Networks

no code implementations4 Nov 2021 Alireza A. Namanloo, Julie Thorpe, Amirali Salehi-Abari

In this work, we first model peer assessment as multi-relational weighted networks that can express a variety of peer assessment setups, plus capture conflicts of interest and strategic behaviors.

DeepGroup: Representation Learning for Group Recommendation with Implicit Feedback

1 code implementation13 Mar 2021 Sarina Sajadi Ghaemmaghami, Amirali Salehi-Abari

These two problems are of interest to not only group recommendation, but also to personal privacy when the users intend to conceal their personal preferences but have participated in group decisions.

Decision Making Recommendation Systems +1

Distilling Knowledge via Intermediate Classifiers

2 code implementations28 Feb 2021 Aryan Asadian, Amirali Salehi-Abari

However, when there is a large difference between the model complexities of teacher and student (i. e., capacity gap), knowledge distillation loses its strength in transferring knowledge from the teacher to the student, thus training a weaker student.

Knowledge Distillation Transfer Learning

Joint Variational Autoencoders for Recommendation with Implicit Feedback

1 code implementation17 Aug 2020 Bahare Askari, Jaroslaw Szlichta, Amirali Salehi-Abari

We introduce joint variational autoencoders (JoVA), an ensemble of two VAEs, in which VAEs jointly learn both user and item representations and collectively reconstruct and predict user preferences.

Collaborative Filtering

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