Petko Valtchev

Orcid: 0000-0001-5026-3915

Affiliations:
  • Université de Montréal, Canada


According to our database1, Petko Valtchev authored at least 119 papers between 1997 and 2024.

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Bibliography

2024
Hack me if you can: Aggregating autoencoders for countering persistent access threats within highly imbalanced data.
Future Gener. Comput. Syst., 2024

2023
Discovering Reusable Functional Features in Legacy Object-Oriented Systems.
IEEE Trans. Software Eng., July, 2023

Mining frequent generators and closures in data streams with FGC-Stream.
Knowl. Inf. Syst., 2023

2022
Generalized graph pattern discovery in linked data with data properties and a domain ontology.
Proceedings of the SAC '22: The 37th ACM/SIGAPP Symposium on Applied Computing, Virtual Event, April 25, 2022

2021
Towards Mining Generalized Patterns from RDF Data and a Domain Ontology.
Proceedings of the Machine Learning and Principles and Practice of Knowledge Discovery in Databases, 2021

Graph pattern mining on top of a domain ontology - preliminary results from a dairy production application.
Proceedings of the Knowledge-Based and Intelligent Information & Engineering Systems: Proceedings of the 25th International Conference KES-2021, 2021

FCA Went (Multi-)Relational, But Does It Make Any Difference?
Proceedings of the 9th International Workshop "What can FCA do for Artificial Intelligence?" co-located with the 30th International Joint Conference on Artificial Intelligence (IJCAI 2021), 2021

A Rule Mining-based Advanced Persistent Threats Detection System.
Proceedings of the Thirtieth International Joint Conference on Artificial Intelligence, 2021

FGC-Stream: A novel joint miner for frequent generators and closed itemsets in data streams.
Proceedings of the IEEE International Conference on Data Mining, 2021

Toward A Dairy Ontology to Support Precision Farming.
Proceedings of the International Conference on Biomedical Ontologies 2021 co-located with the Workshop on Ontologies for the Behavioural and Social Sciences (OntoBess 2021) as part of the Bolzano Summer of Knowledge (BOSK 2021), 2021

2020
CICLAD: A Fast and Memory-efficient Closed Itemset Miner for Streams.
Proceedings of the KDD '20: The 26th ACM SIGKDD Conference on Knowledge Discovery and Data Mining, 2020

Bridging the gap between an ontology and deep neural models by pattern mining.
Proceedings of the Joint Ontology Workshops co-located with the Bolzano Summer of Knowledge (BOSK 2020), 2020

Mining Heterogeneous Associations from Pediatric Cancer Data by Relational Concept Analysis.
Proceedings of the 20th International Conference on Data Mining Workshops, 2020

Towards an Effective Decision-making System based on Cow Profitability using Deep Learning.
Proceedings of the 12th International Conference on Agents and Artificial Intelligence, 2020

Leveraging a Domain Ontology in (Neural) Learning from Heterogeneous Data.
Proceedings of the CIKM 2020 Workshops co-located with 29th ACM International Conference on Information and Knowledge Management (CIKM 2020), 2020

2019
Service-Oriented Re-engineering of Legacy JEE Applications: Issues and Research Directions.
CoRR, 2019

Mining Process Factor Causality Links with Multi-relational Associations.
Proceedings of the 10th International Conference on Knowledge Capture, 2019

Concept Analysis-Based Association Mining from Linked Data: A Case in Industrial Decision Making.
Proceedings of the Joint Ontology Workshops 2019 Episode V: The Styrian Autumn of Ontology, 2019

2018
Bioinformatic Workflow Extraction from Scientific Texts based on Word Sense Disambiguation.
IEEE ACM Trans. Comput. Biol. Bioinform., 2018

Ontology-based model-driven development of a destination management portal: Experience and lessons learned.
Softw. Pract. Exp., 2018

On the Reduction of Biases in Big Data Sets for the Detection of Irregular Power Usage.
CoRR, 2018

Impact of Biases in Big Data.
Proceedings of the 26th European Symposium on Artificial Neural Networks, 2018

2017
Representation of algebraic domains by formal association rule systems.
Math. Struct. Comput. Sci., 2017

A Declarative Approach to Network Device Configuration Correctness.
J. Netw. Syst. Manag., 2017

T-GOWler: Discovering Generalized Process Models Within Texts.
J. Comput. Biol., 2017

The Challenge of Non-Technical Loss Detection Using Artificial Intelligence: A Survey.
Int. J. Comput. Intell. Syst., 2017

Is Big Data Sufficient for a Reliable Detection of Non-Technical Losses?
CoRR, 2017

Ontology-based workflow pattern mining: application to bioinformatics expertise acquisition.
Proceedings of the Symposium on Applied Computing, 2017

Optimising packet forwarding in multi-tenant networks using rule compilation.
Proceedings of the 16th IEEE International Symposium on Network Computing and Applications, 2017

Mining Schema Knowledge from Linked Data on the Web.
Proceedings of the Knowledge Science, Engineering and Management, 2017

Identifying Irregular Power Usage by Turning Predictions into Holographic Spatial Visualizations.
Proceedings of the 2017 IEEE International Conference on Data Mining Workshops, 2017

Finding Suspicious Activities in Financial Transactions and Distributed Ledgers.
Proceedings of the 2017 IEEE International Conference on Data Mining Workshops, 2017

The Top 10 Topics in Machine Learning Revisited: A Quantitative Meta-Study.
Proceedings of the 25th European Symposium on Artificial Neural Networks, 2017

Rule Compilation in Multi-Tenant Networks.
Proceedings of the ACM/IEEE Symposium on Architectures for Networking and Communications Systems, 2017

2016
Linking relational concept analysis and variability model within context modeling of context-aware applications.
Proceedings of the IEEE International Symposium on Systems Engineering, 2016

Compiling packet forwarding rules for switch pipelined architecture.
Proceedings of the 35th Annual IEEE International Conference on Computer Communications, 2016

2015
Toward a semantic-based packet forwarding model for Openflow.
Proceedings of the 1st IEEE Conference on Network Softwarization, 2015

Towards Quality-Driven SOA Systems Refactoring Through Planning.
Proceedings of the E-Technologies - 6th International Conference, 2015

Mining Conceptual Knowledge from Network Traffic Data for Traffic Measurement Optimization.
Proceedings of the Knowledge Science, Engineering and Management, 2015

A data model for management of network device configuration heterogeneity.
Proceedings of the IFIP/IEEE International Symposium on Integrated Network Management, 2015

Acquisition of Generic Problem Solving Knowledge through Information Extraction and Pattern Mining.
Proceedings of the 27th IEEE International Conference on Tools with Artificial Intelligence, 2015

On the Assessment of Concept Relevance in FCA-Based Ontology Restructuring.
Proceedings of the 27th IEEE International Conference on Tools with Artificial Intelligence, 2015

2014
A fast compound algorithm for mining generators, closed itemsets, and computing links between equivalence classes.
Ann. Math. Artif. Intell., 2014

A Lazy Evaluation Strategy for Assessing Network Device Configuration Correctness.
Proceedings of the 2014 19th International Conference on Engineering of Complex Computer Systems, 2014

Modeling and reasoning in context-aware systems based on relational concept analysis and description logic.
Proceedings of the 2014 IEEE Symposium on Computational Intelligence for Communication Systems and Networks, 2014

2013
A Note on Finitely Derived Information Systems.
Proceedings of the 6th International Symposium on Domain Theory and Its Applications, 2013

Relational concept analysis: mining concept lattices from multi-relational data.
Ann. Math. Artif. Intell., 2013

Improving SOA antipatterns detection in Service Based Systems by mining execution traces.
Proceedings of the 20th Working Conference on Reverse Engineering, 2013

Soundness and Completeness of Relational Concept Analysis.
Proceedings of the Formal Concept Analysis, 2013

Formal $\mathcal{F}$ -contexts and Their Induced Implication Rule Systems.
Proceedings of the Formal Concept Analysis, 2013

2012
FlowME: Lattice-based Traffic Measurement
CoRR, 2012

ValidMaker: A tool for managing device configurations using logical constraints.
Proceedings of the 2012 IEEE Network Operations and Management Symposium, 2012

Towards a semantic virtualization of configurations.
Proceedings of the 2012 IEEE Network Operations and Management Symposium, 2012

Finding Minimal Rare Itemsets in a Depth-first Manner.
Proceedings of the International Workshop "What can FCA do for Artificial Intelligence?", 2012

Efficient Vertical Mining of Minimal Rare Itemsets.
Proceedings of The Ninth International Conference on Concept Lattices and Their Applications, 2012

2011
E-Tourism Portal: A Case Study in Ontology-Driven Development.
Proceedings of the E-Technologies: Transformation in a Connected World, 2011

Supporting Ontology Design through Large-Scale FCA-Based Ontology Restructuring.
Proceedings of the Conceptual Structures for Discovering Knowledge, 2011

Fast Mining of Iceberg Lattices: A Modular Approach Using Generators.
Proceedings of The Eighth International Conference on Concept Lattices and Their Applications, 2011

Querying Relational Concept Lattices.
Proceedings of The Eighth International Conference on Concept Lattices and Their Applications, 2011

2010
Generating Rare Association Rules Using the Minimal Rare Itemsets Family.
Int. J. Softw. Informatics, 2010

Finding Minimal Rare Itemsets and Rare Association Rules.
Proceedings of the Knowledge Science, 2010

Refactoring of Ontologies: Improving the Design of Ontological Models with Concept Analysis.
Proceedings of the 22nd IEEE International Conference on Tools with Artificial Intelligence, 2010

Concept Analysis as a Framework for Mining Functional Features from Legacy Code.
Proceedings of the Formal Concept Analysis, 8th International Conference, 2010

Using Formal Concept Analysis for Discovering Knowledge Patterns.
Proceedings of the 7th International Conference on Concept Lattices and Their Applications, 2010

A framework for mining meaningful usage patterns within a semantically enhanced web portal.
Proceedings of the Canadian Conference on Computer Science & Software Engineering, 2010

2009
Recherche d'informations sur le Web basée sur des données d'opinion.
Proceedings of the Fouille de Données d'Opinions, 2009

Web Search Based on Web Communities Feedback Data.
Proceedings of the E-Technologies: Innovation in an Open World, 2009

Efficient Vertical Mining of Frequent Closures and Generators.
Proceedings of the Advances in Intelligent Data Analysis VIII, 2009

Using Concepts Analysis for Mining Functional Features from Legacy Code.
Proceedings of the ICTAI 2009, 2009

Yet a Faster Algorithm for Building the Hasse Diagram of a Concept Lattice.
Proceedings of the Formal Concept Analysis, 7th International Conference, 2009

Toward Feedback-Based Web Search Engine.
Proceedings of the 23rd International Conference on Advanced Information Networking and Applications, 2009

Mining Safety Signals in Spontaneous Reports Database Using Concept Analysis.
Proceedings of the Artificial Intelligence in Medicine, 2009

2008
A framework for incremental generation of closed itemsets.
Discret. Appl. Math., 2008

Integrating Metadata Harvesting with Semantic Search.
Proceedings of the 2008 IEEE / WIC / ACM International Conference on Web Intelligence, 2008

Mining Functional Aspects from Legacy Code.
Proceedings of the 20th IEEE International Conference on Tools with Artificial Intelligence (ICTAI 2008), 2008

On the Merge of Factor Canonical Bases.
Proceedings of the Formal Concept Analysis, 6th International Conference, 2008

Refactorings of Design Defects Using Relational Concept Analysis.
Proceedings of the Formal Concept Analysis, 6th International Conference, 2008

Constructing Iceberg Lattices from Frequent Closures Using Generators.
Proceedings of the Discovery Science, 11th International Conference, 2008

Alignement d'ontologies dirigé par la structure.
Proceedings of the 2ème Conférence Francophone sur les Architectures Logicielles (CAL 2008), 2008

2007
Relation rule mining.
Int. J. Parallel Emergent Distributed Syst., 2007

Aspects de la réingénierie des modèles UML par analyse de données relationnelles.
Ingénierie des Systèmes d Inf., 2007

Toward Recommendation Based on Ontology-Powered Web-Usage Mining.
IEEE Internet Comput., 2007

Relational concept discovery in structured datasets.
Ann. Math. Artif. Intell., 2007

OLA in the OAEI 2007 Evaluation Contest.
Proceedings of the 2nd International Workshop on Ontology Matching (OM-2007) Collocated with the 6th International Semantic Web Conference (ISWC-2007) and the 2nd Asian Semantic Web Conference (ASWC-2007), 2007

Analyse formelle de données relationnelles pour la réingénierie des modèles UML.
Proceedings of the Actes des journées Langages et Modèles à Objets, 2007

Parallel Computation of Closed Itemsets and Implication Rule Bases.
Proceedings of the Parallel and Distributed Processing and Applications, 2007

Towards Rare Itemset Mining.
Proceedings of the 19th IEEE International Conference on Tools with Artificial Intelligence (ICTAI 2007), 2007

A Proposal for Combining Formal Concept Analysis and Description Logics for Mining Relational Data.
Proceedings of the Formal Concept Analysis, 5th International Conference, 2007

About the Lossless Reduction of the Minimal Generator Family of a Context.
Proceedings of the Formal Concept Analysis, 5th International Conference, 2007

2006
Towards Practical Tools for Mining Abstractions in UML Models.
Proceedings of the ICEIS 2006, 2006

Using FCA to Suggest Refactorings to Correct Design Defects.
Proceedings of the Concept Lattices and Their Applications, 2006

2005
OLA in the OAEI 2005 Alignment Contest.
Proceedings of the Integrating Ontologies '05, 2005

On the discovery of semantically enhanced sequential patterns.
Proceedings of the Fourth International Conference on Machine Learning and Applications, 2005

On Computing the Minimal Generator Family for Concept Lattices and Icebergs.
Proceedings of the Formal Concept Analysis, Third International Conference, 2005

A Parallel Algorithm for Lattice Construction.
Proceedings of the Formal Concept Analysis, Third International Conference, 2005

Coping with Legacy System Migration Complexity.
Proceedings of the 10th International Conference on Engineering of Complex Computer Systems (ICECCS 2005), 2005

Merge-Based Computation of Minimal Generators.
Proceedings of the Conceptual Structures: Common Semantics for Sharing Knowledge, 2005

Formal Concept Analysis-Based Class Hierarchy Design in Object-Oriented Software Development.
Proceedings of the Formal Concept Analysis, 2005

Caribou: A Supporting Environment for Software e-Development.
Proceedings of the 2005 IEEE International Conference on e-Technology, e-Commerce, and e-Services (EEE 2005), 29 March, 2005

2004
Formal Concept Analysis for Knowledge Discovery and Data Mining: The New Challenges.
Proceedings of the Concept Lattices, 2004

Improving Generalization Level in UML Models Iterative Cross Generalization in Practice.
Proceedings of the Conceptual Structures at Work: 12th International Conference on Conceptual Structures, 2004

Ontology Alignment with OLA.
Proceedings of the EON 2004, 2004

MASPEGHI 2004 Mechnisms for Specialization, Generalization and Inheritance.
Proceedings of the Object-Oriented Technology: ECOOP 2004 Workshop Reader, 2004

Similarity-Based Ontology Alignment in OWL-Lite.
Proceedings of the 16th Eureopean Conference on Artificial Intelligence, 2004

Program comprehension with dynamic recovery of code collaboration patterns and roles.
Proceedings of the 2004 conference of the Centre for Advanced Studies on Collaborative research, 2004

Automatic Detecting Code Cooperation.
Proceedings of the 11th Asia-Pacific Software Engineering Conference (APSEC 2004), 30 November, 2004

2003
Prédiction de la stabilité des interfaces de classes Java : une approche par analogie.
Obj. Logiciel Base données Réseaux, 2003

An Analogy-Based Approach for Predicting Design Stability of Java Classes.
Proceedings of the 9th IEEE International Software Metrics Symposium (METRICS 2003), 2003

A Generic Scheme for the Design of Efficient On-Line Algorithms for Lattices.
Proceedings of the Conceptual Structures for Knowledge Creation and Communication, 2003

2002
Generating frequent itemsets incrementally: two novel approaches based on Galois lattice theory.
J. Exp. Theor. Artif. Intell., 2002

A partition-based approach towards constructing Galois (concept) lattices.
Discret. Math., 2002

MAnaging SPEcialization/Generalization HIerarchies.
Proceedings of the Advances in Object-Oriented Information Systems, 2002

Predicting Software Stability Using Case-Based Reasoning.
Proceedings of the 17th IEEE International Conference on Automated Software Engineering (ASE 2002), 2002

Object Identification in Legacy Code as a Grouping Problem.
Proceedings of the 26th International Computer Software and Applications Conference (COMPSAC 2002), 2002

2001
Automating the Indexing and Retrieval of Reusable Software Components.
Proceedings of the Applications of Natural Language to Information Systems, 2001

Building Concept (Galois) Lattices from Parts: Generalizing the Incremental Methods.
Proceedings of the Conceptual Structures: Broadening the Base, 2001

1999
An Algorthm for Minimal Insertion in a Type Lattice.
Comput. Intell., 1999

Building Classes in Object-Based Languages by Automatic Clustering.
Proceedings of the Advances in Intelligent Data Analysis, Third International Symposium, 1999

1997
Dissimilarity Measure for Collections of Objects and Values.
Proceedings of the Advances in Intelligent Data Analysis, 1997


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