activity
20182026
most citedUsing link and content over time for embedding generation in Dynamic Attributed Networks

16 citations · 26 across the 8 of their papers we have counts for

collaborators

9 papers

quant-ph2026

Quantum Encoding Agents: A Natural Language Interface for Data Embedding Strategy Selection in Quantum Machine Learning

Ana Paula Appel

Selecting a data encoding is a central and poorly tooled decision in quantum machine learning. The feature map fixes the geometry of the Hilbert space, the expressibility of quantu…

quant-ph2026

Fractal dimension predicts quantum kernel collapse in angle-encoded data

Ana Paula Appel

Angle-encoded quantum kernels on tabular data collapse when the feature map is wider than the intrinsic dimension of the data. We propose the correlation fractal dimension D2 as an…

cs.IR2022★ 1 cited

Item Matching using Text Description and Similarity Search

Ana Paula Appel, Anderson Luis de Paula Silva, Adriana Reigota Silva +4

In this paper, we focus on the problem of item matching using only the description. Those specific items not only lack a unique code but also contain short text descriptions, makin…

cs.CL2020

Using Meta-Knowledge Mined from Identifiers to Improve Intent Recognition in Neuro-Symbolic Algorithms

Claudio Pinhanez, Paulo Cavalin, Victor Ribeiro +8

In this paper we explore the use of meta-knowledge embedded in intent identifiers to improve intent recognition in conversational systems. As evidenced by the analysis of thousands…

cs.LG2020★ 2 cited

Predicting Account Receivables with Machine Learning

Ana Paula Appel, Gabriel Louzada Malfatti, Renato Luiz de Freitas Cunha +2

Being able to predict when invoices will be paid is valuable in multiple industries and supports decision-making processes in most financial workflows. However, due to the complexi…

cs.LG2019★ 2 cited

Optimize Cash Collection: Use Machine learning to Predicting Invoice Payment

Ana Paula Appel, Victor Oliveira, Bruno Lima +3

Predicting invoice payment is valuable in multiple industries and supports decision-making processes in most financial workflows. However, the challenge in this realm involves deal…

cs.LG2018★ 16 cited

Using link and content over time for embedding generation in Dynamic Attributed Networks

Ana Paula Appel, Renato L. F. Cunha, Charu C. Aggarwal +1

In this work, we consider the problem of combining link, content and temporal analysis for community detection and prediction in evolving networks. Such temporal and content-rich n…

cs.CL2018★ 2 cited

Combining Textual Content and Structure to Improve Dialog Similarity

Ana Paula Appel, Paulo Rodrigo Cavalin, Marisa Affonso Vasconcelos +1

Chatbots, taking advantage of the success of the messaging apps and recent advances in Artificial Intelligence, have become very popular, from helping business to improve customer…

cs.SI2018★ 3 cited

A Social Network Analysis Framework for Modeling Health Insurance Claims Data

Ana Paula Appel, Vagner F. de Santana, Luis G. Moyano +2

Health insurance companies in Brazil have their data about claims organized having the view only for providers. In this way, they loose the physician view and how they share patien…