no code implementations • 10 Dec 2021 • Péter Mernyei, Konstantinos Meichanetzidis, İsmail İlkan Ceylan
We investigate quantum circuits for graph representation learning, and propose equivariant quantum graph circuits (EQGCs), as a class of parameterized quantum circuits with strong relational inductive bias for learning over graph-structured data.
no code implementations • 18 Sep 2021 • Johannes Messner, Ralph Abboud, İsmail İlkan Ceylan
Temporal knowledge graph completion (TKGC) is an extension of this task to temporal knowledge graphs, where each fact is additionally associated with a time stamp.
no code implementations • 14 Jun 2021 • Ralph Abboud, İsmail İlkan Ceylan
Node classification and link prediction are widely studied in graph representation learning.
no code implementations • 2 Oct 2020 • Ralph Abboud, İsmail İlkan Ceylan, Martin Grohe, Thomas Lukasiewicz
In this work, we analyze the expressive power of GNNs with RNI, and prove that these models are universal, a first such result for GNNs not relying on computationally demanding higher-order properties.
1 code implementation • NeurIPS 2020 • Ralph Abboud, İsmail İlkan Ceylan, Thomas Lukasiewicz, Tommaso Salvatori
Knowledge base completion (KBC) aims to automatically infer missing facts by exploiting information already present in a knowledge base (KB).
Ranked #1 on
Link Prediction
on FB-AUTO
no code implementations • 17 Feb 2020 • Ralph Abboud, İsmail İlkan Ceylan, Radoslav Dimitrov
Weighted model counting (WMC) consists of computing the weighted sum of all satisfying assignments of a propositional formula.
no code implementations • 26 Jun 2015 • İsmail İlkan Ceylan, Rafael Peñaloza
Many formalisms combining ontology languages with uncertainty, usually in the form of probabilities, have been studied over the years.
no code implementations • 26 Dec 2014 • Diego Calvanese, İsmail İlkan Ceylan, Marco Montali, Ario Santoso
Knowledge and Action Bases (KABs) have been recently proposed as a formal framework to capture the dynamics of systems which manipulate Description Logic (DL) Knowledge Bases (KBs) through action execution.