Search Results for author: Jose M. Saavedra

Found 6 papers, 0 papers with code

Leveraging Unlabeled Data for Sketch-based Understanding

no code implementations26 Apr 2022 Javier Morales, Nils Murrugarra-Llerena, Jose M. Saavedra

Sketch-based understanding is a critical component of human cognitive learning and is a primitive communication means between humans.

Retrieval

Sketch-QNet: A Quadruplet ConvNet for Color Sketch-based Image Retrieval

no code implementations22 Apr 2021 Anibal Fuentes, Jose M. Saavedra

Architectures based on siamese networks with triplet loss have shown outstanding performance on the image-based similarity search problem.

Retrieval Sketch-Based Image Retrieval

Compact and Effective Representations for Sketch-based Image Retrieval

no code implementations20 Apr 2021 Pablo Torres, Jose M. Saavedra

We show that UMAP allows us to have feature vectors of 16 bytes improving precision by more than 35%.

Dimensionality Reduction Retrieval +1

A Comprehensive Comparison of End-to-End Approaches for Handwritten Digit String Recognition

no code implementations29 Oct 2020 Andre G. Hochuli, Alceu S. Britto Jr, David A. Saji, Jose M. Saavedra, Robert Sabourin, Luiz S. Oliveira

Over the last decades, most approaches proposed for handwritten digit string recognition (HDSR) have resorted to digit segmentation, which is dominated by heuristics, thereby imposing substantial constraints on the final performance.

object-detection Object Detection +1

Pattern Spotting in Historical Documents Using Convolutional Models

no code implementations20 Jun 2019 Ignacio Úbeda, Jose M. Saavedra, Stéphane Nicolas, Caroline Petitjean, Laurent Heutte

Pattern spotting consists of searching in a collection of historical document images for occurrences of a graphical object using an image query.

Object object-detection +1

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