no code implementations • 31 Aug 2021 • Ioannis Partalas
The results show that the proposed approach can align the two embedding spaces while achieving good performance in both brands.
no code implementations • 24 Oct 2019 • Georgios Balikas, Ioannis Partalas
Word embeddings are high dimensional vector representations of words that capture their semantic similarity in the vector space.
Cross-Lingual Document Classification Document Classification +4
no code implementations • 30 Sep 2019 • Ali Sadeghian, Shervin Minaee, Ioannis Partalas, Xinxin Li, Daisy Zhe Wang, Brooke Cowan
We propose a neural network architecture for learning vector representations of hotels.
no code implementations • 24 Jul 2017 • Cédric Lopez, Ioannis Partalas, Georgios Balikas, Nadia Derbas, Amélie Martin, Coralie Reutenauer, Frédérique Segond, Massih-Reza Amini
We begin by demonstrating why NER for tweets is a challenging problem especially when the number of entities increases.
no code implementations • 3 May 2017 • Georgios Balikas, Ioannis Partalas
Word clusters have been empirically shown to offer important performance improvements on various tasks.
1 code implementation • NeurIPS 2017 • Bikash Joshi, Massih-Reza Amini, Ioannis Partalas, Franck Iutzeler, Yury Maximov
We address the problem of multi-class classification in the case where the number of classes is very large.
no code implementations • WS 2016 • Ioannis Partalas, C{\'e}dric Lopez, Nadia Derbas, Ruslan Kalitvianski
We presented in this work our participation in the 2nd Named Entity Recognition for Twitter shared task.
no code implementations • JEPTALNRECITAL 2016 • Ioannis Partalas, C{\'e}dric Lopez, Fr{\'e}d{\'e}rique Segond
Comparing Named-Entity Recognizers in a Targeted Domain : Handcrafted Rules vs. Machine Learning Named-Entity Recognition concerns the classification of textual objects in a predefined set of categories such as persons, organizations, and localizations.
no code implementations • 9 Jun 2016 • Ioannis Partalas, Georgios Balikas
This report describes our participation in the cDiscount 2015 challenge where the goal was to classify product items in a predefined taxonomy of products.
no code implementations • 30 Mar 2015 • Ioannis Partalas, Aris Kosmopoulos, Nicolas Baskiotis, Thierry Artieres, George Paliouras, Eric Gaussier, Ion Androutsopoulos, Massih-Reza Amini, Patrick Galinari
LSHTC is a series of challenges which aims to assess the performance of classification systems in large-scale classification in a a large number of classes (up to hundreds of thousands).
no code implementations • NeurIPS 2013 • Rohit Babbar, Ioannis Partalas, Eric Gaussier, Massih R. Amini
We study in this paper flat and hierarchical classification strategies in the context of large-scale taxonomies.
2 code implementations • 28 Jun 2013 • Aris Kosmopoulos, Ioannis Partalas, Eric Gaussier, Georgios Paliouras, Ion Androutsopoulos
Hierarchical classification addresses the problem of classifying items into a hierarchy of classes.