Search Results for author: Leonardo Teixeira

Found 3 papers, 2 papers with code

Contextual Unsupervised Outlier Detection in Sequences

no code implementations6 Nov 2021 Mohamed A. Zahran, Leonardo Teixeira, Vinayak Rao, Bruno Ribeiro

This work proposes an unsupervised learning framework for trajectory (sequence) outlier detection that combines ranking tests with user sequence models.

Outlier Detection

Deep Lifetime Clustering

1 code implementation1 Oct 2019 S Chandra Mouli, Leonardo Teixeira, Jennifer Neville, Bruno Ribeiro

The goal of lifetime clustering is to develop an inductive model that maps subjects into $K$ clusters according to their underlying (unobserved) lifetime distribution.

Clustering

Are Graph Neural Networks Miscalibrated?

1 code implementation7 May 2019 Leonardo Teixeira, Brian Jalaian, Bruno Ribeiro

Graph Neural Networks (GNNs) have proven to be successful in many classification tasks, outperforming previous state-of-the-art methods in terms of accuracy.

Decision Making General Classification

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