Alexandre Xavier Falcão

71 papers B 8C 4Journal 33Unranked 25

Year	Rank	Type	Title / Venue / Authors
2025	J	`jnl`	A self-supervised contrastive learning approach for latent fingerprint identification. Pattern Recognit. Lett. André Nóbrega, Ilan Theodoro, Pascual Figueroa, Alexandre Xavier Falcão
2025	J	`jnl`	FLIM-based Salient Object Detection Networks with Adaptive Decoders. CoRR Gilson Junior Soares, Matheus Abrantes Cerqueira, Jancarlo F. Gomes, Laurent Najman, Silvio Jamil Ferzoli Guimarães, Alexandre Xavier Falcão
2024	J	`jnl`	A Comprehensive Review and New Taxonomy on Superpixel Segmentation. ACM Comput. Surv. Isabela Borlido Barcelos, Felipe de Castro Belém, Leonardo de Melo Joao, Zenilton Kleber G. do Patrocínio Jr., Alexandre Xavier Falcão, Silvio Jamil Ferzoli Guimarães
2024	—	`conf`	Iterative Saliency Enhancement over Superpixel Similarity. VISIGRAPP (3): VISAPP Leonardo de Melo Joao, Alexandre Xavier Falcão
2024	—	`conf`	Understanding Marker-Based Normalization for FLIM Networks. VISIGRAPP (2): VISAPP Leonardo de Melo Joao, Matheus Abrantes Cerqueira, Barbara Caroline Benato, Alexandre Xavier Falcão
2023	J	`jnl`	A Flyweight CNN with Adaptive Decoder for Schistosoma mansoni Egg Detection. CoRR Leonardo de Melo Joao, Azael de Melo e Sousa, Bianca Martins dos Santos, Silvio Jamil Ferzoli Guimarães, Jancarlo Ferreira Gomes, Ewa Kijak, Alexandre Xavier Falcão
2023	—	`conf`	Linking Data Separation, Visual Separation, and Classifier Performance Using Pseudo-labeling by Contrastive Learning. VISIGRAPP (5: VISAPP) Barbara Caroline Benato, Alexandre Xavier Falcão, Alexandru Cristian Telea
2023	J	`jnl`	Linking data separation, visual separation, and classifier performance using pseudo-labeling by contrastive learning. CoRR Barbara Caroline Benato, Alexandre Xavier Falcão, Alexandru Cristian Telea
2023	J	`jnl`	Toward automating the diagnosis of gastrointestinal parasites in cats and dogs. Comput. Biol. Medicine Leonardo de Melo Joao, Letícia Rodrigues Proença, Saulo Hudson Nery Loiola, Sandra Valéria Inácio, Bianca Martins dos Santos, Stefany Laryssa Rosa, Felipe Augusto Soares, Vitória Castilho Stefano, Daniel Osaku, Celso Tetsuo Nagase Suzuki, Katia Denise Saraiva Bresciani, Jancarlo Ferreira Gomes, Alexandre Xavier Falcão
2022	J	`jnl`	Interactive Fracture Segmentation Based on Optimum Connectivity Between Superpixels. IEEE Geosci. Remote. Sens. Lett. Ademir Marques Junior, Alexandre Xavier Falcão, Graciela Eliane dos Reis Racolte, Eniuce Menezes De Souza, Leonardo Bachi, Caroline Lessio Cazarin, Luiz Gonzaga, Maurício Roberto Veronez
2022	J	`jnl`	Learning CNN Filters From User-Drawn Image Markers for Coconut-Tree Image Classification. IEEE Geosci. Remote. Sens. Lett. Italos Estilon de Souza, Alexandre Xavier Falcão
2022	J	`jnl`	User-Guided Data Expansion Modeling to Train Deep Neural Networks With Little Supervision. IEEE Geosci. Remote. Sens. Lett. Italos Estilon de Souza, Caroline Lessio Cazarin, Maurício Roberto Veronez, Luiz Gonzaga, Alexandre Xavier Falcão
2021	J	`jnl`	Convolutional neural network simplification with progressive retraining. Pattern Recognit. Lett. Daniel Osaku, Jancarlo Ferreira Gomes, Alexandre Xavier Falcão
2021	—	`conf`	Graph-Based Supervoxel Computation from Iterative Spanning Forest. DGMM Carolina Stephanie Jerônimo de Almeida, Felipe Belém, Sarah Almeida Carneiro, Zenilton K. G. do Patrocínio, Laurent Najman, Alexandre Xavier Falcão, Silvio Jamil Ferzoli Guimarães
2021	—	`conf`	Interactive Design of Convolutional Neural Networks for Medical Image Analysis. Bildverarbeitung für die Medizin Alexandre Xavier Falcão
2021	J	`jnl`	Intestinal Parasites Classification Using Deep Belief Networks. CoRR Mateus Roder, Leandro A. Passos, Luiz Carlos Felix Ribeiro, Barbara Caroline Benato, Alexandre Xavier Falcão, João Paulo Papa
2021	J	`jnl`	Saliency Enhancement using Superpixel Similarity. CoRR Leonardo de Melo Joao, Alexandre Xavier Falcão
2021	C	`conf`	Semi-supervised Deep Learning Based on Label Propagation in a 2D Embedded Space. CIARP Barbara Caroline Benato, Jancarlo F. Gomes, Alexandru C. Telea, Alexandre Xavier Falcão
2021	—	`conf`	Towards Interactive Image Segmentation by Dynamic and Iterative Spanning Forest. DGMM Isabela Borlido Barcelos, Felipe Belém, Paulo André Vechiatto Miranda, Alexandre Xavier Falcão, Zenilton K. G. do Patrocínio, Silvio Jamil Ferzoli Guimarães
2020	—	`conf`	Combining Registration Errors and Supervoxel Classification for Unsupervised Brain Anomaly Detection. BIOSTEC (Selected Papers) Samuel Botter Martins, Alexandre Xavier Falcão, Alexandru Cristian Telea
2020	—	`conf`	Feature Learning from Image Markers for Object Delineation. SIBGRAPI Italos Estilon de Souza, Barbara Caroline Benato, Alexandre Xavier Falcão
2020	J	`jnl`	ITSELF: Iterative Saliency Estimation fLexible Framework. CoRR Leonardo de Melo Joao, Felipe de Castro Belém, Alexandre Xavier Falcão
2020	J	`jnl`	Image segmentation using dense and sparse hierarchies of superpixels. Pattern Recognit. Felipe Lemes Galvão, Silvio Jamil Ferzoli Guimarães, Alexandre Xavier Falcão
2020	—	`conf`	Intestinal Parasites Classification Using Deep Belief Networks. ICAISC (1) Mateus Roder, Leandro A. Passos, Luiz Carlos Felix Ribeiro, Barbara Caroline Benato, Alexandre Xavier Falcão, João Paulo Papa
2020	J	`jnl`	Learning CNN filters from user-drawn image markers for coconut-tree image classification. CoRR Italos Estilon de Souza, Alexandre Xavier Falcão
2020	J	`jnl`	OPFython: A Python-Inspired Optimum-Path Forest Classifier. CoRR Gustavo Henrique de Rosa, João Paulo Papa, Alexandre Xavier Falcão
2020	J	`jnl`	Semi-Automatic Data Annotation guided by Feature Space Projection. CoRR Barbara Caroline Benato, Jancarlo Ferreira Gomes, Alexandru Cristian Telea, Alexandre Xavier Falcão
2020	J	`jnl`	Semi-supervised deep learning based on label propagation in a 2D embedded space. CoRR Barbara Caroline Benato, Jancarlo Ferreira Gomes, Alexandru Cristian Telea, Alexandre Xavier Falcão
2020	J	`jnl`	Superpixel Segmentation using Dynamic and Iterative Spanning Forest. CoRR Felipe de Castro Belém, Silvio Jamil Ferzoli Guimarães, Alexandre Xavier Falcão
2019	B	`conf`	A Methodology for Neural Network Architectural Tuning Using Activation Occurrence Maps. IJCNN Rafael Garcia, Alexandre Xavier Falcão, Alexandru C. Telea, Bruno Castro da Silva, Jim Tørresen, João Luiz Dihl Comba
2019	B	`conf`	A computational method to aid the detection and annotation of pleural lesions in CT images of the thorax. Image Processing Azael de Melo e Sousa, Alexandre Xavier Falcão, Ericson Bagatin, Gustavo Souza Meirelles
2019	—	`conf`	Modeling normal brain asymmetry in MR images applied to anomaly detection without segmentation and data annotation. Computer-Aided Diagnosis Samuel Botter Martins, Barbara Caroline Benato, Bruna Ferreira Silva, Clarissa Lyn Yasuda, Alexandre Xavier Falcão
2019	J	`jnl`	The Residual Center of Mass: An Image Descriptor for the Diagnosis of Alzheimer Disease. Neuroinformatics Alexandre Yukio Yamashita, Alexandre Xavier Falcão, Neucimar Jerônimo Leite
2018	—	`conf`	A Divide-and-Conquer Clustering Approach Based on Optimum-Path Forest. SIBGRAPI Adan Echemendia Montero, Alexandre Xavier Falcão
2018	—	`conf`	Delaunay Triangulation Data Augmentation Guided by Visual Analytics for Deep Learning. SIBGRAPI Alan Zanoni Peixinho, Barbara Caroline Benato, Luis Gustavo Nonato, Alexandre Xavier Falcão
2018	C	`conf`	Graph-Based Image Segmentation Using Dynamic Trees. CIARP Jordão Bragantini, Samuel Botter Martins, César Castelo-Fernández, Alexandre Xavier Falcão
2018	J	`jnl`	Path-Value Functions for Which Dijkstra's Algorithm Returns Optimal Mapping. J. Math. Imaging Vis. Krzysztof Chris Ciesielski, Alexandre Xavier Falcão, Paulo A. V. Miranda
2018	—	`conf`	RISF: Recursive Iterative Spanning Forest for Superpixel Segmentation. SIBGRAPI Felipe Lemes Galvão, Alexandre Xavier Falcão, Ananda Shankar Chowdhury
2018	—	`conf`	Semi-Supervised Learning with Interactive Label Propagation Guided by Feature Space Projections. SIBGRAPI Barbara Caroline Benato, Alexandru Cristian Telea, Alexandre Xavier Falcão
2018	C	`conf`	Superpixel Segmentation by Object-Based Iterative Spanning Forest. CIARP Felipe Belém, Silvio Jamil Ferzoli Guimarães, Alexandre Xavier Falcão
2017	—	`conf`	A Fast and Robust Negative Mining Approach for Enrollment in Face Recognition Systems. SIBGRAPI Samuel Botter Martins, Giovani Chiachia, Alexandre Xavier Falcão
2017	C	`conf`	A Supervoxel-Based Solution to Resume Segmentation for Interactive Correction by Differential Image-Foresting Transforms. ISMM Anderson Carlos Moreira Tavares, Paulo André Vechiatto Miranda, Thiago Vallin Spina, Alexandre Xavier Falcão
2017	—	`conf`	Extending the Differential Image Foresting Transform to Root-Based Path-Cost Functions with Application to Superpixel Segmentation. SIBGRAPI Marcos Ademir Tejada Condori, Fabio Augusto Menocci Cappabianco, Alexandre Xavier Falcão, Paulo André Vechiatto Miranda
2017	J	`jnl`	Optimum-Path Forest based on k-connectivity: Theory and applications. Pattern Recognit. Lett. João Paulo Papa, Silas Evandro Nachif Fernandes, Alexandre Xavier Falcão
2016	J	`jnl`	FOMTrace: Interactive Video Segmentation By Image Graphs and Fuzzy Object Models. CoRR Thiago Vallin Spina, Alexandre Xavier Falcão
2016	—	`conf`	Interactive Medical Image Segmentation by Statistical Seed Models. SIBGRAPI Thiago Vallin Spina, Samuel Botter Martins, Alexandre Xavier Falcão
2016	—	`conf`	Learning to Classify Seismic Images with Deep Optimum-Path Forest. SIBGRAPI Luis Claudio Sugi Afonso, Alexandre Campane Vidal, Michelle Kuroda, Alexandre Xavier Falcão, João Paulo Papa
2016	—	`ch.`	Recent Advances on optimum-Path Forest for Data Classification: Supervised, Semi-Supervised, and Unsupervised Learning. Handbook of Pattern Recognition and Computer Vision João Paulo Papa, Willian Paraguassu Amorim, Alexandre Xavier Falcão, João Manuel R. S. Tavares
2015	J	`jnl`	A nature-inspired approach to speed up optimum-path forest clustering and its application to intrusion detection in computer networks. Inf. Sci. Kelton A. P. Costa, Luís A. M. Pereira, Rodrigo Y. M. Nakamura, Clayton R. Pereira, João P. Papa, Alexandre Xavier Falcão
2015	—	`conf`	An Approach to Iris Contact Lens Detection Based on Deep Image Representations. SIBGRAPI Pedro Silva, Eduardo José da S. Luz, Rafael Baeta, Hélio Pedrini, Alexandre Xavier Falcão, David Menotti
2015	J	`jnl`	Deep Representations for Iris, Face, and Fingerprint Spoofing Detection. IEEE Trans. Inf. Forensics Secur. David Menotti, Giovani Chiachia, Allan da Silva Pinto, William Robson Schwartz, Hélio Pedrini, Alexandre Xavier Falcão, Anderson Rocha
2015	—	`conf`	IFT-SLIC: A General Framework for Superpixel Generation Based on Simple Linear Iterative Clustering and Image Foresting Transform. SIBGRAPI Eduardo Barreto-Alexandre, Ananda Shankar Chowdhury, Alexandre Xavier Falcão, Paulo André Vechiatto Miranda
2014	J	`jnl`	Corrigendum to 'Segmentation of sandstone thin section images with separation of touching grains using optimum path forest operators' [Computers & Geosciences (2013) 146-157]. Comput. Geosci. Ivan Mingireanov Filho, Thiago Vallin Spina, Alexandre Xavier Falcão, Alexandre Campane Vidal
2014	J	`jnl`	Deep Representations for Iris, Face, and Fingerprint Spoofing Attack Detection. CoRR David Menotti, Giovani Chiachia, Allan da Silva Pinto, William Robson Schwartz, Hélio Pedrini, Alexandre Xavier Falcão, Anderson Rocha
2014	J	`jnl`	Hybrid Approaches for Interactive Image Segmentation Using the Live Markers Paradigm. IEEE Trans. Image Process. Thiago Vallin Spina, Paulo A. V. de Miranda, Alexandre Xavier Falcão
2014	—	`conf`	Semi-supervised Pattern Classification Using Optimum-Path Forest. SIBGRAPI Willian Paraguassu Amorim, Alexandre Xavier Falcão, Marcelo Henriques de Carvalho
2014	J	`jnl`	Toward Satellite-Based Land Cover Classification Through Optimum-Path Forest. IEEE Trans. Geosci. Remote. Sens. Rodrigo Jose Pisani, Rodrigo Yuji Mizobe Nakamura, Paulina Setti Riedel, Célia Regina Lopes Zimback, Alexandre Xavier Falcão, João Paulo Papa
2013	J	`jnl`	Interactive Multiscale Classification of High-Resolution Remote Sensing Images. IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. Jefersson Alex dos Santos, Philippe-Henri Gosselin, Sylvie Philipp-Foliguet, Ricardo da Silva Torres, Alexandre Xavier Falcão
2013	J	`jnl`	Segmentation of sandstone thin section images with separation of touching grains using optimum path forest operators. Comput. Geosci. Ivan Mingireanov Filho, Thiago Vallin Spina, Alexandre Xavier Falcão, Alexandre Campane Vidal
2013	—	`conf`	The 2013 face recognition evaluation in mobile environment. ICB Manuel Günther, Artur Costa-Pazo, Changxing Ding, Elhocine Boutellaa, Giovani Chiachia, Honglei Zhang, Marcus A. Angeloni, Vitomir Struc, Elie Khoury, Esteban Vázquez-Fernández, Dacheng Tao, Messaoud Bengherabi, David D. Cox, Serkan Kiranyaz, Tiago de Freitas Pereira, Jerneja Zganec-Gros, Enrique Argones-Rúa, Nicolas Pinto, Moncef Gabbouj, Flávio Olmos Simões, Simon Dobrisek, Daniel González-Jiménez, Anderson Rocha, Mário Uliani Neto, Nikola Pavesic, Alexandre Xavier Falcão, Ricardo P. V. Violato, Sébastien Marcel
2010	J	`jnl`	Robust Pruning of Training Patterns for Optimum-Path Forest Classification Applied to Satellite-Based Rainfall Occurrence Estimation. IEEE Geosci. Remote. Sens. Lett. João Paulo Papa, Alexandre Xavier Falcão, Greice Martins de Freitas, Ana Maria Heuminski de Ávila
2009	J	`jnl`	Data clustering as an optimum-path forest problem with applications in image analysis. Int. J. Imaging Syst. Technol. Leonardo Marques Rocha, Fabio A. M. Cappabianco, Alexandre Xavier Falcão
2003	—	`conf`	Combined approach of shell and shear-warp rendering for efficient volume visualization. Image-Guided Procedures Alexandre Xavier Falcão, Leonardo M. Rocha, Jayaram K. Udupa
2003	B	`conf`	The iterative image foresting transform and its application to user-steered 3D segmentation. Image Processing Alexandre Xavier Falcão, Felipe P. G. Bergo
2002	—	`conf`	Comparative analysis of shell rendering and shear-warp rendering. Image-Guided Procedures Alexandre Xavier Falcão, Leonardo M. Rocha, Jayaram K. Udupa
2001	B	`conf`	Design of connected operators using the image foresting transform. Image Processing Alexandre Xavier Falcão, Bruno Santos S. Da Cunha, Roberto de Alencar Lotufo
2001	B	`conf`	Multiscale shape representation by image foresting transform. Image Processing Alexandre Xavier Falcão, Bruno Santos S. Da Cunha
2000	B	`conf`	Fuzzy-connected 3D image segmentation at interactive speeds. Image Processing László G. Nyúl, Alexandre Xavier Falcão, Jayaram K. Udupa
1999	B	`conf`	Ultrafast user-steered image segmentation paradigm: live-wire-on-the-fly. Image Processing Alexandre Xavier Falcão, Jayaram K. Udupa, Flávio Keidi Miyazawa
1998	—	`conf`	Morphological image segmentation applied to video quality assessment. SIBGRAPI Roberto de Alencar Lotufo, Wellington Diolice Felix da Silva, Alexandre Xavier Falcão, Antonio Cláudio França Pessoa
1996	B	`conf`	User-steered image boundary segmentation. Image Processing Alexandre Xavier Falcão, Jayaram K. Udupa, Supun Samarasekera, Bruce Elliot Hirsch