Bipolar Fuzzy Querying of Temporal Databases. - Christophe Billiet; Jose Enrique Pons; Tom Matthé; Guy De Tré; Olga Pons Capote (FQAS, 2011)

Evaluating Possibilistic Valid-Time Queries. - Christophe Billiet; Jose Enrique Pons; Olga Pons Capote; Guy De Tré (IPMU (1), 2012)

A Possibilistic Valid-Time Model. - Jose Enrique Pons; Christophe Billiet; Olga Pons Capote; Guy De Tré (IPMU (1), 2012)

A Relational Model for the Possibilistic Valid-time Approach. - Jose Enrique Pons; Nicolás Marín; Olga Pons; Christophe Billiet; Guy De Tré (Int. J. Comput. Intell. Syst., 2012)

A Comparison of Approaches to Model Uncertainty in Time Intervals. - Christophe Billiet; Jose Enrique Pons; Olga Pons; Guy De Tré (EUSFLAT Conf., 2013)

Bipolar Querying of Valid-Time Intervals Subject to Uncertainty. - Christophe Billiet; Jose Enrique Pons; Olga Pons Capote; Guy De Tré (FQAS, 2013)

Aspects of Dealing with Imperfect Data in Temporal Databases. - Jose Enrique Pons; Christophe Billiet; Olga Pons; Guy De Tré (Flexible Approaches in Data, Information and Knowledge Management, 2013)

Twodimensional Visualization of Discrete Time Domain Intervals Subject to Uncertainty. - Christophe Billiet; Guy De Tré (IJCCI (FCTA), 2014)

Combining Uncertainty and Vagueness in Time Intervals. - Christophe Billiet; Guy De Tré (IEEE Conf. on Intelligent Systems (1), 2014)

The Role of Computational Intelligence in Temporal Information Retrieval: A Survey of Imperfect Time in Information Systems. - Christophe Billiet; Guy De Tré (FQAS, 2015)

Combining quantifications for flexible query result ranking. - Christophe Billiet; Guy De Tré (FUZZ-IEEE, 2015)

A comparison technique for ill-known time intervals. - Christophe Billiet; Antoon Bronselaer; Guy De Tré (FUZZ-IEEE, 2016)

Indexing possibilistic temporal data in a database of medieval charters. - Guy De Tré; Christophe Billiet; Antoon Bronselaer; Carlos D. Barranco (FUZZ-IEEE, 2016)

A novel fuzzy result ranking technique. - Christophe Billiet; Robin De Mol; Guy De Tré (IFSA-SCIS, 2017)

Visualizing and Reasoning With Imperfect Time Intervals in 2-D. - Christophe Billiet; Nico Van de Weghe; Jeroen Deploige; Guy De Tré (IEEE Trans. Fuzzy Syst., 2017)

Compact representations of temporal databases. - Antoon Bronselaer; Christophe Billiet; Robin De Mol; Joachim Nielandt; Guy De Tré (VLDB J., 2019)