Search Results for author: Baris Coskunuzer

Found 9 papers, 4 papers with code

Time-Aware Knowledge Representations of Dynamic Objects with Multidimensional Persistence

no code implementations24 Jan 2024 Baris Coskunuzer, Ignacio Segovia-Dominguez, Yuzhou Chen, Yulia R. Gel

In particular, we propose a new approach, named \textit{Temporal MultiPersistence} (TMP), which produces multidimensional topological fingerprints of the data by using the existing single parameter topological summaries.

Computational Efficiency Decision Making +1

Chainlet Orbits: Topological Address Embedding for the Bitcoin Blockchain

1 code implementation18 May 2023 Poupak Azad, Baris Coskunuzer, Murat Kantarcioglu, Cuneyt Gurcan Akcora

The rise of cryptocurrencies like Bitcoin, which enable transactions with a degree of pseudonymity, has led to a surge in various illicit activities, including ransomware payments and transactions on darknet markets.

Node Classification

Reduction Algorithms for Persistence Diagrams of Networks: CoralTDA and PrunIT

1 code implementation24 Nov 2022 Cuneyt Gurcan Akcora, Murat Kantarcioglu, Yulia R. Gel, Baris Coskunuzer

Second, we introduce a pruning algorithm for graphs to compute their persistence diagrams by removing the dominated vertices.

Topological Data Analysis

ToDD: Topological Compound Fingerprinting in Computer-Aided Drug Discovery

no code implementations7 Nov 2022 Andac Demir, Baris Coskunuzer, Ignacio Segovia-Dominguez, Yuzhou Chen, Yulia Gel, Bulent Kiziltan

In computer-aided drug discovery (CADD), virtual screening (VS) is used for identifying the drug candidates that are most likely to bind to a molecular target in a large library of compounds.

Drug Discovery Graph Ranking

Topological Relational Learning on Graphs

1 code implementation NeurIPS 2021 Yuzhou Chen, Baris Coskunuzer, Yulia R. Gel

As a result, the new framework enables us to harness both the conventional information on the graph structure and information on the graph higher order topological properties.

Graph Classification Node Classification +2

Smart Vectorizations for Single and Multiparameter Persistence

1 code implementation10 Apr 2021 Baris Coskunuzer, Cuneyt Gurcan Akcora, Ignacio Segovia Dominguez, Zhiwei Zhen, Murat Kantarcioglu, Yulia R. Gel

We derive theoretical guarantees on the stability of the new saw and multi-persistence grid functions and illustrate their applicability for graph classification tasks.

Anomaly Detection Graph Classification +1

Geometric Approaches on Persistent Homology

no code implementations11 Mar 2021 Henry Adams, Baris Coskunuzer

We introduce several geometric notions, including the width of a homology class, to the theory of persistent homology.

Algebraic Topology Computational Geometry Geometric Topology 55N31, 55U10, 57R19, 62R40

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