Papers by Marc Pouly
Reference-Free Evaluation of Taxonomies (2026.findings-acl)
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| Challenge: | Taxonomies are used to classify items, ideas or organisms based on shared characteristics. |
| Approach: | They introduce two reference-free metrics for quality evaluation of taxonomies in the absence of labels. |
| Outcome: | The proposed metrics correlate well with F1 against ground truth taxonomies on five taxonomies and improve hierarchical classification when used with label hierarchies. |
FoodTaxo: Generating Food Taxonomies with Large Language Models (2025.acl-industry)
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| Challenge: | a recent study shows that LLMs are useful for automating taxonomies from a seed taxonomy to a set of known concepts. |
| Approach: | They propose to use Large Language Models for automated taxonomy generation and completion. |
| Outcome: | The proposed approach is based on an open-source LLM (Llama-3). |
Text Similarity Estimation Based on Word Embeddings and Matrix Norms for Targeted Marketing (N19-1)
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| Challenge: | Existing methods to estimate document similarity based on word embeddings are mediocre . a recent study compared word and sentence embedded documents to a similarity estimate using matrix norms. |
| Approach: | They propose to combine word embeddings with matrix norms to obtain a similarity estimate. |
| Outcome: | The proposed method produces superior results for most of the investigated matrix norms compared to the classical cosine measure and several other similarity estimates. |