Roberto Hirata Jr.

64 papers B 3C 5Misc 1Journal 17Unranked 38

Year	Rank	Type	Title / Venue / Authors
2026	—	`conf`	Efficient Video Segmentation with Differential Networks. VISAPP (1) Artur A. M. Oliveira, Mateus Espadoto, Roberto M. Cesar Jr., Roberto Hirata Jr.
2026	—	`conf`	Graph Memory: A Structured and Interpretable Framework for Modality-Agnostic Embedding-Based Inference. VISAPP (1) Artur A. M. Oliveira, Mateus Espadoto, Roberto M. Cesar Jr., Roberto Hirata Jr.
2026	—	`conf`	Towards Interpretable Multimodal Embeddings: A QR-Based Prototype Projection Approach. GRIVAPP João Vitor T. Leal, Artur A. M. Oliveira, Mateus Espadoto, Roberto M. Cesar Jr., Roberto Hirata Jr.
2025	J	`jnl`	Creating User-steerable Projections with Interactive Semantic Mapping. CoRR Artur A. M. Oliveira, Mateus Espadoto, Roberto Hirata Jr., Roberto M. Cesar Jr., Alexandru C. Telea
2025	J	`jnl`	Deep learning and data integration for detecting trees entangled with utility lines. CLEI Electron. J. Artur André Almeida de Macedo Oliveira, Roberto Hirata Jr.
2025	—	`conf`	Improving Image Classification Tasks Using Fused Embeddings and Multimodal Models. VISIGRAPP (2): VISAPP Artur A. M. Oliveira, Mateus Espadoto, Roberto Hirata Jr., Roberto M. Cesar Jr.
2025	J	`jnl`	Knowledge Graphs as Structured Memory for Embedding Spaces: From Training Clusters to Explainable Inference. CoRR Artur A. M. Oliveira, Mateus Espadoto, Roberto M. Cesar Jr., Roberto Hirata Jr.
2024	—	`conf`	An RNN Approach to Real-Time Multimedia QoE Assessment via Facial Expressions. VCC Eduardo Lopes Pereira Neto, Sergio Y. Hayashi, Daniel Macêdo Batista, Roberto Hirata Jr., Nina S. T. Hirata, Karina Valdivia Delgado
2024	—	`conf`	Real-Time Intrusion Detection with Sequence-Aware Neural Networks for Internet of Medical Things. VCC Heitor Werneck, Daniel Macêdo Batista, Roberto Hirata Jr., Marcelo Queiroz
2023	J	`jnl`	Stability Analysis of Supervised Decision Boundary Maps. SN Comput. Sci. Artur A. M. Oliveira, Mateus Espadoto, Roberto Hirata Jr., Alexandru C. Telea
2022	—	`conf`	SDBM: Supervised Decision Boundary Maps for Machine Learning Classifiers. VISIGRAPP (3: IVAPP) Artur A. M. Oliveira, Mateus Espadoto, Roberto Hirata Jr., Alexandru C. Telea
2021	J	`jnl`	INACITY - INvestigate and Analyze a CITY. SoftwareX Artur André Almeida de Macedo Oliveira, Roberto Hirata Jr.
2020	B	`conf`	Connections Between Fuzzy Inference Systems and Kernel Machines. FUZZ-IEEE Jorge Guevara, Jerry M. Mendel, Roberto Hirata Jr.
2019	—	`conf`	A logical-based corpus for cross-lingual evaluation. DeepLo@EMNLP-IJCNLP Felipe de Souza Salvatore, Marcelo Finger, Roberto Hirata Jr.
2019	—	`conf`	Deep Learning Inverse Multidimensional Projections. EuroVA@EuroVis Mateus Espadoto, Francisco Caio Maia Rodrigues, Nina S. T. Hirata, Roberto Hirata Jr., Alexandru C. Telea
2019	J	`jnl`	Greenery Segmentation In Urban Images By Deep Learning. CoRR Artur A. M. Oliveira, Nina S. T. Hirata, Roberto Hirata Jr.
2019	J	`jnl`	Kernels on fuzzy sets: an overview. CoRR Jorge Guevara, Roberto Hirata Jr., Stéphane Canu
2019	—	`conf`	Using neural models to perform inference. NeSy@IJCAI Felipe de Souza Salvatore, Sandro Preto, Marcelo Finger, Roberto Hirata Jr.
2018	—	`conf`	Combined Correlation Rules to Detect Skin based on Dynamic Color Clustering. VISIGRAPP (5: VISAPP) Rodrigo Augusto Dias Faria, Roberto Hirata Jr.
2018	—	`conf`	Evaluation of Transfer Learning Scenarios in Plankton Image Classification. VISIGRAPP (5: VISAPP) Francisco Caio Maia Rodrigues, Nina S. T. Hirata, Antonio A. Abello, Leandro T. De La Cruz, Rubens M. Lopes, Roberto Hirata Jr.
2017	J	`jnl`	Staff removal using image operator learning. Pattern Recognit. Igor dos Santos Montagner, Nina S. T. Hirata, Roberto Hirata Jr.
2016	—	`conf`	Comics image processing: learning to segment text. MANPU@ICPR Nina S. T. Hirata, Igor dos Santos Montagner, Roberto Hirata Jr.
2016	—	`conf`	Image Operator Learning and Applications. SIBGRAPI Tutorials Igor dos Santos Montagner, Nina S. T. Hirata, Roberto Hirata Jr.
2016	—	`conf`	Kernel Approximations for W-Operator Learning. SIBGRAPI Igor dos Santos Montagner, Roberto Hirata Jr., Nina S. T. Hirata, Stéphane Canu
2015	Misc	`conf`	A modeling approach for credit card fraud detection in electronic payment services. SAC Gabriel Preti Santiago, Adriano C. M. Pereira, Roberto Hirata Jr.
2014	B	`conf`	A Machine Learning Based Method for Staff Removal. ICPR Igor dos Santos Montagner, Roberto Hirata Jr., Nina S. T. Hirata
2014	J	`jnl`	Car detection in sequences of images of urban environments using mixture of deformable part models. Pattern Recognit. Lett. Leissi Castañeda León, Roberto Hirata Jr.
2014	B	`conf`	Learning to remove staff lines from music score images. ICIP Igor dos Santos Montagner, Roberto Hirata Jr., Nina S. T. Hirata
2013	C	`conf`	A Granulometry Based Descriptor for Object Categorization. ISMM Arnaldo Câmara Lara, Roberto Hirata Jr.
2013	—	`conf`	A Pyramid of Concentric Circular Regions to Improve Rotation Invariance in Bag-of-Words Approach for Object Categorization. VISAPP (1) Arnaldo Câmara Lara, Roberto Hirata Jr.
2012	—	`conf`	Vehicle Detection Using Mixture of Deformable Parts Models: Static and Dynamic Camera. SIBGRAPI Leissi Castañeda León, Roberto Hirata Jr.
2011	C	`conf`	A hierarchical Markov random field for road network extraction and its application with optical and SAR data. IGARSS Talita Perciano, Florence Tupin, Roberto Hirata Jr., Roberto M. Cesar
2011	—	`conf`	An Open-Source Medical Image Processing and Visualization Tool to Analyze Cardiac SPECT Images. ISVC (2) Luis Roberto Pereira de Paula, Carlos da Silva dos Santos, Marco Antonio Gutierrez, Roberto Hirata Jr.
2011	—	`conf`	CAUVIS-IME-USP at TRECVID 2011 : instance searc. TRECVID Arnaldo Câmara Lara, Roberto Hirata Jr.
2011	—	`conf`	Combining Features to a Class-Specific Model in an Instance Detection Framework. SIBGRAPI Arnaldo Câmara Lara, Roberto Hirata Jr.
2011	—	`conf`	Keygraphs for Sign Detection in Indoor Environments by Mobile Phones. GbRPR Henrique Morimitsu, Marcelo Hashimoto, Rodrigo B. Pimentel, Roberto M. Cesar, Roberto Hirata Jr.
2011	—	`conf`	Wi-Fi and keygraphs for localization with cell phones. ICCV Workshops Henrique Morimitsu, Rodrigo B. Pimentel, Marcelo Hashimoto, Roberto M. Cesar, Roberto Hirata Jr.
2010	J	`jnl`	An Information Theory framework for two-stage binary image operator design. Pattern Recognit. Lett. Carlos S. Santos, Nina S. T. Hirata, Roberto Hirata Jr.
2010	C	`conf`	Parameter Estimation for Ridge Detection in Images with Thin Structures. CIARP Talita Perciano, Roberto Hirata Jr., Lúcio André de Castro Jorge
2010	C	`conf`	Ridge Linking Using an Adaptive Oriented Mask Applied to Plant Root Images with Thin Structures. CIARP Talita Perciano, Roberto Hirata Jr., Lúcio André de Castro Jorge
2009	—	`conf`	Inference of gene regulatory network using temporal coefficient of determination obtained from ergodic Markov chains. GENSiPS Carlos H. A. Higa, Ronaldo Fumio Hashimoto, Roberto Hirata Jr., Nina S. T. Hirata, Carlos S. Santos
2008	—	`conf`	A Backmapping Approach for Graph-Based Object Tracking. SIBGRAPI Thiago Meireles Paixão, Ana Beatriz Vicentim Graciano, Roberto Marcondes Cesar Junior, Roberto Hirata Jr.
2007	—	`conf`	A morphological gradient-based method to motion segmentation. ISMM (2) Arnaldo Câmara Lara, Roberto Hirata Jr.
2007	—	`conf`	An entropy minimization approach for designing W-operators. ISMM (2) Daniel André Vaquero, Junior Barrera, Roberto Hirata Jr.
2007	—	`conf`	Basis Computation Algorithms. ISMM (1) Nina S. T. Hirata, Roberto Hirata Jr., Junior Barrera
2007	—	`conf`	Exploring window selection strategies for two-level binary image operator design. ISMM (2) Carlos da Silva dos Santos, Roberto Hirata Jr.
2007	—	`conf`	Two-stage Binary Image Operator Design: an Approach Based on Interaction Information. SIBGRAPI Carlos S. Santos, Nina S. T. Hirata, Roberto Hirata Jr.
2006	—	`conf`	Motion Segmentation using Mathematical Morphology. SIBGRAPI Arnaldo Câmara Lara, Roberto Hirata Jr.
2005	—	`conf`	A Maximum-Likelihood Approach for Multiresolution W-Operator Design. SIBGRAPI Daniel André Vaquero, Junior Barrera, Roberto Hirata Jr.
2004	J	`jnl`	Nonlinear Filter Design Using Envelopes. J. Math. Imaging Vis. Marcel Brun, Roberto Hirata Jr., Junior Barrera, Edward R. Dougherty
2003	—	`conf`	Design of Order Statistic Filters from Examples. SIBGRAPI Nina S. T. Hirata, Roberto Hirata Jr.
2003	J	`jnl`	Design of optimal binary filters under joint multiresolution-envelope constraint. Pattern Recognit. Lett. Marcel Brun, Edward R. Dougherty, Roberto Hirata Jr., Junior Barrera
2002	J	`jnl`	Multiresolution Design of Aperture Operators. J. Math. Imaging Vis. Roberto Hirata Jr., Marcel Brun, Junior Barrera, Edward R. Dougherty
2002	J	`jnl`	Segmentation of Microarray Images by Mathematical Morphology. Real Time Imaging Roberto Hirata Jr., Junior Barrera, Ronaldo Fumio Hashimoto, Daniel Oliveira Dantas, Gustavo H. Esteves
2001	—	`conf`	Hybrid Human-Machine Non-Linear Filter Design Using Envelopes. SIBGRAPI Marcel Brun, Roberto Hirata Jr., Junior Barrera, Edward R. Dougherty
2001	—	`conf`	Microarray Gridding by Mathematical Morphology. SIBGRAPI Roberto Hirata Jr., Junior Barrera, Ronaldo Fumio Hashimoto, Daniel Oliveira Dantas
2000	J	`jnl`	Aperture filters. Signal Process. Roberto Hirata Jr., Edward R. Dougherty, Junior Barrera
2000	J	`jnl`	Automatic Programming of Morphological Machines by PAC Learning. Fundam. Informaticae Junior Barrera, Routo Terada, Roberto Hirata Jr., Nina S. T. Hirata
2000	—	`conf`	Color Image Gradients for Morphological Segmentation. SIBGRAPI Roberto Hirata Jr., Franklin César Flores, Junior Barrera, Roberto A. Lotufo, Fernand Meyer
2000	—	`conf`	Morphological Operators for Segmentation of Color Sequences. SIBGRAPI Franklin César Flores, Roberto Hirata Jr., Junior Barrera, Roberto A. Lotufo, Fernand Meyer
2000	C	`conf`	Some Applications of Aperture Filters. ISMM Roberto Hirata Jr., Edward R. Dougherty, Junior Barrera
1999	—	`conf`	A New Paradigm for the Architecture of Morphological Machines: Binary Decision Diagrams. SIBGRAPI Heraldo Maciel França Madeira, Junior Barrera, Roberto Hirata Jr., Nina S. T. Hirata
1999	—	`conf`	Automatic Design of Morphological Operators for Motion Segmentation. SIBGRAPI Roberto Hirata Jr., Junior Barrera, Franklin César Flores, Roberto de Alencar Lotufo
1998	J	`jnl`	MMach: a mathematical morphology toolbox for the KHOROS system. J. Electronic Imaging Junior Barrera, Gerald Jean Francis Banon, Roberto de Alencar Lotufo, Roberto Hirata Jr.