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Antonio Ortega

Publication record assembled from the DBLP archive of ranked conferences.

Papers indexed

266

Venues

24

Active years

1993–2026

Best venue rank

A*

Where they publish

Papers

266 indexed papers, newest first.

YearVenueTitleAuthors
2026DCCRegion-Adaptive Learned Hierarchical Encoding for 3D Gaussian Splatting Data.Shashank N. Sridhara, Birendra Kathariya, Fangjun Pu, Peng Yin, Eduardo Pavez, Antonio Ortega
2025ICASSPFast DCT+: A Family of Fast Transforms Based on Rank-One Updates of the Path Graph.Samuel Fernndez-Menduia, Eduardo Pavez, Antonio Ortega
2025ICASSPGraph-based Signal Sampling with Adaptive Subspace Reconstruction for Spatially-irregular Sensor Data.Darukeesan Pakiyarajah, Eduardo Pavez, Antonio Ortega
2025ICASSPNo-Reference Point Cloud Quality Assessment Based on Graph Signal Variation.Ryosuke Watanabe, Keisuke Nonaka, Eduardo Pavez, Tatsuya Kobayashi, Antonio Ortega
2025ICASSPGeneralized Graph Signal Reconstruction via the Uncertainty Principle.Yanan Zhao, Xingchao Jian, Feng Ji, Wee Peng Tay, Antonio Ortega
2025ICIPRate-Distortion Optimization with Non-Reference Metrics for UGC Compression.Samuel Fernndez-Menduia, Xin Xiong, Eduardo Pavez, Antonio Ortega, Neil Birkbeck, Balu Adsumilli
2025ICIPJoint Optimization of Primary and Secondary Transforms Using Rate-Distortion Optimized Transform Design.Darukeesan Pakiyarajah, Eduardo Pavez, Antonio Ortega, Debargha Mukherjee, Onur G. Guleryuz, Keng-Shih Lu, Kruthika Koratti Sivakumar
2025ICIPAdaptive Voxelization for Transform Coding of 3D Gaussian Splatting Data.Chenjunjie Wang, Shashank N. Sridhara, Eduardo Pavez, Antonio Ortega, Cheng Chang
2025PCSINT-DTT+: Low-Complexity Data-Dependent Transforms for Video Coding.Samuel Fernndez-Menduia, Eduardo Pavez, Antonio Ortega, Tsung-Wei Huang, Thuong Nguyen Canh, Guan-Ming Su, Peng Yin
2024AAAINowcasting Temporal Trends Using Indirect Surveys.Ajitesh Srivastava, Juan Marcos Ramirez, Sergio Daz-Aranda, Jos Aguilar, Antonio Fernndez Anta, Antonio Ortega, Rosa Elvira Lillo
2024ACSSCTowards Joint Graph Learning and Sampling Set Selection from Data.Shashank N. Sridhara, Eduardo Pavez, Antonio Ortega
2024EMNLPOut-of-Distribution Detection through Soft Clustering with Non-Negative Kernel Regression.Aryan Gulati, Xingjian Dong, Carlos Hurtado, Sarath Shekkizhar, Swabha Swayamdipta, Antonio Ortega
2024ICASSPJoint Signal Interpolation / Time-Varying Graph Estimation Via Smoothness and Low-Rank Priors.Saghar Bagheri, Gene Cheung, Tim Eadie, Antonio Ortega
2024ICASSPFrequency Analysis and Filter Design for Directed Graphs with Polar Decomposition.Semin Kwak, Laura Shimabukuro, Antonio Ortega
2024ICASSPIrregularity-Aware Bandlimited Approximation for Graph Signal Interpolation.Darukeesan Pakiyarajah, Eduardo Pavez, Antonio Ortega
2024ICASSPOptimizing k in kNN Graphs with Graph Learning Perspective.Asuka Tamaru, Junya Hara, Hiroshi Higashi, Yuichi Tanaka, Antonio Ortega
2024ICASSPFast Graph-Based Denoising For Point Cloud Color Information.Ryosuke Watanabe, Keisuke Nonaka, Eduardo Pavez, Tatsuya Kobayashi, Antonio Ortega
2024ICASSPLossy Compression of Adjacency Matrices by Graph Filter Banks.Kenta Yanagiya, Junya Hara, Hiroshi Higashi, Yuichi Tanaka, Antonio Ortega
2024ICIPFull-Reference Point Cloud Quality Assessment Using Spectral Graph Wavelets.Ryosuke Watanabe, Keisuke Nonaka, Eduardo Pavez, Tatsuya Kobayashi, Antonio Ortega
2024MMSPFeature-Preserving Rate-Distortion Optimization in Image Coding for Machines.Samuel Fernndez-Menduia, Eduardo Pavez, Antonio Ortega
2024MMSPColor-Guided Flying Pixel Correction in Depth Images.Ekamresh Vasudevan, Shashank N. Sridhara, Eduardo Pavez, Antonio Ortega, Raghavendra Singh, Srinath Kalluri
2024PCSAdaptive Online Learning of Separable Path Graph Transforms for Intra-Prediction.Wen-Yang Lu, Eduardo Pavez, Antonio Ortega, Xin Zhao, Shan Liu
2023ICASSPStudy of Manifold Geometry Using Multiscale Non-Negative Kernel Graphs.Carlos Hurtado, Sarath Shekkizhar, Javier Ruiz Hidalgo, Antonio Ortega
2023ICASSPTowards Bandwidth Estimation for Graph Signal Reconstruction.Ajinkya Jayawant, Antonio Ortega
2023ICASSPGraph-Based Point Cloud Color Denoising with 3-Dimensional Patch-Based Similarity.Ryosuke Watanabe, Keisuke Nonaka, Eduardo Pavez, Tatsuya Kobayashi, Antonio Ortega
2023ICASSPGraph Wavelet-Based Point Cloud Geometric Denoising with Surface-Consistent Non-Negative Kernel Regression.Ryosuke Watanabe, Keisuke Nonaka, Eduardo Pavez, Tatsuya Kobayashi, Antonio Ortega
2023ICASSPRate-Distortion Optimization with Alternative References for UGC Video Compression.Xin Xiong, Eduardo Pavez, Antonio Ortega, Balu Adsumilli
2023ICIPImage Coding Via Perceptually Inspired Graph Learning.Samuel Fernndez-Menduia, Eduardo Pavez, Antonio Ortega
2023SIGCOMMDragonfly: Higher Perceptual Quality For Continuous 360° Video Playback.Ehab Ghabashneh, Chandan Bothra, Ramesh Govindan, Antonio Ortega, Sanjay G. Rao
2022DCCFractional Motion Estimation for Point Cloud Compression.Haoran Hong, Eduardo Pavez, Antonio Ortega, Ryosuke Watanabe, Keisuke Nonaka
2022ICASSPChannel Redundancy and Overlap in Convolutional Neural Networks with Channel-Wise NNK Graphs.David Bonet, Antonio Ortega, Javier Ruiz Hidalgo, Sarath Shekkizhar
2022ICASSPGradient-Weighted Class Activation Mapping for Spatio Temporal Graph Convolutional Network.Pratyusha Das, Antonio Ortega
2022ICASSPOn The Effectiveness of Active Learning by Uncertainty Sampling in Classification of High-Dimensional Gaussian Mixture Data.Xiaoyi Mai, Salman Avestimehr, Antonio Ortega, Mahdi Soltanolkotabi
2022ICASSPGraph-Based Point Cloud Denoising Using Shape-Aware Consistency For Free-Viewpoint Video.Keisuke Nonaka, Ryosuke Watanabe, Haruhisa Kato, Tatsuya Kobayashi, Eduardo Pavez, Antonio Ortega
2022ICASSPPoint Cloud Attribute Compression Via Chroma Subsampling.Shashank N. Sridhara, Eduardo Pavez, Antonio Ortega, Ryosuke Watanabe, Keisuke Nonaka
2022ICASSPPoint Cloud Denoising Using Normal Vector-Based Graph Wavelet Shrinkage.Ryosuke Watanabe, Keisuke Nonaka, Haruhisa Kato, Eduardo Pavez, Tatsuya Kobayashi, Antonio Ortega
2022ICIPHybrid Model-Based / Data-Driven Graph Transform for Image Coding.Saghar Bagheri, Tam Thuc Do, Gene Cheung, Antonio Ortega
2022ICIPIntra Prediction of Regular and Near-Regular Textures Via Graph-Based Inpainting.Wen-Yang Lu, Eduardo Pavez, Antonio Ortega, Debargha Mukherjee, Onur G. Guleryuz, Keng-Shih Lu
2022ICIPCompression of User Generated Content Using Denoised References.Eduardo Pavez, Enrique Perez, Xin Xiong, Antonio Ortega, Balu Adsumilli
2022IGARSSDownscaling SMAP Soil Moisture with Ecostress Products using a Graph-Based Interpolation Method.Johanna Garcia-Cardona, Antonio Ortega, Nereida Rodriguez-Alvarez
2022PCSMotion Estimation And Filtered Prediction For Dynamic Point Cloud Attribute Compression.Haoran Hong, Eduardo Pavez, Antonio Ortega, Ryosuke Watanabe, Keisuke Nonaka
2021ACSSCModel selection and explainability in neural networks using a polytope interpolation framework.Sarath Shekkizhar, Antonio Ortega
2021ICASSPLearning Sparse Graph Laplacian with K Eigenvector Prior via Iterative Glasso and Projection.Saghar Bagheri, Gene Cheung, Antonio Ortega, Fen Wang
2021ICASSPSymmetric Sub-graph Spatio-Temporal Graph Convolution and its application in Complex Activity Recognition.Pratyusha Das, Antonio Ortega
2021ICASSPA Graph Learning Algorithm Based On Gaussian Markov Random Fields And Minimax Concave Penalty.Tatsuya Koyakumaru, Masahiro Yukawa, Eduardo Pavez, Antonio Ortega
2021ICASSPSpectral Folding And Two-Channel Filter-Banks On Arbitrary Graphs.Eduardo Pavez, Benjamin Girault, Antonio Ortega, Philip A. Chou
2021ICASSPOrthogonality and Zero DC Tradeoffs in Biorthogonal Graph Filterbanks.Dion Eustathios Olivier Tzamarias, Eduardo Pavez, Benjamin Girault, Antonio Ortega, Ian Blanes, Joan Serra-Sagrist
2021ICIPApplication-Agnostic Spatio-Temporal Hand Graph Representations For Stable Activity Understanding.Pratyusha Das, Antonio Ortega, Siheng Chen, Hassan Mansour, Anthony Vetro
2021ICIPSymmetry-Based Graph Fourier Transforms: Are They Optimal For Image Compression?Alessandro Gnutti, Fabrizio Guerrini, Riccardo Leonardi, Antonio Ortega
2021ICIPMulti-Resolution Intra-Predictive Coding Of 3d Point Cloud Attributes.Eduardo Pavez, Andr L. Souto, Ricardo L. de Queiroz, Antonio Ortega
2021ICIPCylindrical Coordinates for Lidar Point Cloud Compression.Shashank N. Sridhara, Eduardo Pavez, Antonio Ortega
2021ICLRSpatio-Temporal Graph Scattering Transform.Chao Pan, Siheng Chen, Antonio Ortega
2020ICASSPGraph Vertex Sampling with Arbitrary Graph Signal Hilbert Spaces.Benjamin Girault, Antonio Ortega, Shrikanth S. Narayayan
2020ICASSPDeep Geometric Knowledge Distillation with Graphs.Carlos Lassance, Myriam Bontonou, Ghouthi Boukli Hacene, Vincent Gripon, Jian Tang, Antonio Ortega
2020ICASSPGraph Construction from Data by Non-Negative Kernel Regression.Sarath Shekkizhar, Antonio Ortega
2020ICIPPerceptually Inspired Weighted MSE Optimization Using Irregularity-Aware Graph Fourier Transform.Keng-Shih Lu, Antonio Ortega, Debargha Mukherjee, Yue Chen
2020ICIPRegion Adaptive Graph Fourier Transform for 3D Point Clouds.Eduardo Pavez, Benjamin Girault, Antonio Ortega, Philip A. Chou
2020ICIPEfficient Graph Construction For Image Representation.Sarath Shekkizhar, Antonio Ortega
2020MMSPGraph-based skeleton data compression.Pratyusha Das, Antonio Ortega
2020MMSPGraph-based Deep Learning Analysis and Instance Selection.Keisuke Nonaka, Sarath Shekkizhar, Antonio Ortega
2019ACSSCAn Efficient Algorithm for Graph Laplacian Optimization Based on Effective Resistances.Eduardo Pavez, Antonio Ortega
2019ICASSPHand Graph Representations for Unsupervised Segmentation of Complex Activities.Pratyusha Das, Jiun-Yu Kao, Antonio Ortega, Tomoya Sawada, Hassan Mansour, Anthony Vetro, Akira Minezawa
2019ICASSPA Topology-aware Coding Framework for Distributed Graph Processing.Bagak Gler, Amir Salman Avestimehr, Antonio Ortega
2019ICASSPRobust Graph Signal Sampling.Basak Gler, Ajinkya Jayawant, Amir Salman Avestimehr, Antonio Ortega
2019ICASSPLapped Transforms: A Graph-based Extension.Keng-Shih Lu, Antonio Ortega
2019ICASSPTime-varying Graph Learning Based on Sparseness of Temporal Variation.Koki Yamada, Yuichi Tanaka, Antonio Ortega
2019ICIPCoding of Image Intra Prediction Residuals Using Symmetric Graphs.Alessandro Gnutti, Fabrizio Guerrini, Riccardo Leonardi, Antonio Ortega
2019ICIPMulti-Resolution Spectral Graph Matching.Vctor Gonzlez, Antonio Ortega
2019ICIPGraph Based Skeleton Modeling for Human Activity Analysis.Jiun-Yu Kao, Antonio Ortega, Dong Tian, Hassan Mansour, Anthony Vetro
2018ICASSPRobust Denoising of Piece-Wise Smooth Manifolds.Shay Deutsch, Antonio Ortega, Grard G. Medioni
2018ICASSPA Distance-Based Formulation for Sampling Signals on Graphs.Ajinkya Jayawant, Antonio Ortega
2018ICASSPEfficient Worker Assignment in Crowdsourced Data Labeling Using Graph Signal Processing.Javier Maroto, Antonio Ortega
2018ICASSPActive Covariance Estimation by Random Sub-Sampling of Variables.Eduardo Pavez, Antonio Ortega
2018ICASSPCritically-Sampled Graph Filter Banks with Spectral Domain Sampling.Kana Watanabe, Akie Sakiyama, Yuichi Tanaka, Antonio Ortega
2018ICIPSymmetry-Based Graph Fourier Transforms for Image Representation.Alessandro Gnutti, Fabrizio Guerrini, Riccardo Leonardi, Antonio Ortega
2018ITAAn Inside Look at Deep Neural Networks Using Graph Signal Processing.Vincent Gripon, Antonio Ortega, Benjamin Girault
2018PCSEfficient Rate-distortion Approximation and Transform Type Selection using Laplacian Operators.Keng-Shih Lu, Antonio Ortega, Debargha Mukherjee, Yue Chen
2017ACSSCTree-structured filter banks for M-block cyclic graphs.Aamir Anis, David B. H. Tay, Antonio Ortega
2017ICASSPCritical sampling for wavelet filterbanks on arbitrary graphs.Aamir Anis, Antonio Ortega
2017ICASSPSparse inverse bilateral filters for image processing.Akshay Gadde, Mengying Xu, Antonio Ortega
2017ICASSPTowards a definition of local stationarity for graph signals.Benjamin Girault, Shrikanth S. Narayanan, Antonio Ortega
2017ICASSPGrasp: A matlab toolbox for graph signal processing.Benjamin Girault, Shrikanth S. Narayanan, Antonio Ortega, Paulo Gonalves, Eric Fleury
2017ICASSPDisc-GLasso: Discriminative graph learning with sparsity regularization.Jiun-Yu Kao, Dong Tian, Hassan Mansour, Antonio Ortega, Anthony Vetro
2017ICASSPFast implementation for symmetric non-separable transforms based on grids.Keng-Shih Lu, Antonio Ortega
2017ICASSPAccelerated sensor position selection using graph localization operator.Akie Sakiyama, Yuichi Tanaka, Toshihisa Tanaka, Antonio Ortega
2017ICIPPre-demosaic light field image compression using graph lifting transform.Yung Hsuan Chao, Gene Cheung, Antonio Ortega
2017ICIPA graph laplacian matrix learning method for fast implementation of graph fourier transform.Keng-Shih Lu, Antonio Ortega
2017ICIPLearning separable transforms by inverse covariance estimation.Eduardo Pavez, Antonio Ortega, Debargha Mukherjee
2017ICIPHyperspectral image coding using graph wavelets.Jin Zeng, Gene Cheung, Yung Hsuan Chao, Ian Blanes, Joan Serra-Sagrist, Antonio Ortega
2016ACSSCGraph learning with Laplacian constraints: Modeling attractive Gaussian Markov random fields.Hilmi E. Egilmez, Eduardo Pavez, Antonio Ortega
2016ECCVValidation of Automated Mobility Assessment Using a Single 3D Sensor.Jiun-Yu Kao, Minh Nguyen, Luciano Nocera, Cyrus Shahabi, Antonio Ortega, Carolee J. Winstein, Ibrahim Sorkhoh, Yu-Chen Chung, Yi-An Chen, Helen Bacon
2016ICASSPCompression of dynamic 3D point clouds using subdivisional meshes and graph wavelet transforms.Aamir Anis, Philip A. Chou, Antonio Ortega
2016ICASSPGraph-based lifting transform for intra-predicted video coding.Yung Hsuan Chao, Antonio Ortega, Sehoon Yea
2016ICASSPManifold denoising based on spectral graph wavelets.Shay Deutsch, Antonio Ortega, Grard G. Medioni
2016ICASSPAn optimization framework for combining multiple graphs.Hilmi E. Egilmez, Antonio Ortega, Onur G. Guleryuz, Jana Ehmann, Sehoon Yea
2016ICASSPActive learning on weighted graphs using adaptive and non-adaptive approaches.Eyal En Gad, Akshay Gadde, Amir Salman Avestimehr, Antonio Ortega
2016ICASSPGeometric-guided label propagation for moving object detection.Jiun-Yu Kao, Dong Tian, Hassan Mansour, Anthony Vetro, Antonio Ortega
2016ICASSPGeneralized Laplacian precision matrix estimation for graph signal processing.Eduardo Pavez, Antonio Ortega
2016ICASSPEfficient sensor position selection using graph signal sampling theory.Akie Sakiyama, Yuichi Tanaka, Toshihisa Tanaka, Antonio Ortega
2016ICASSPContext adaptive thresholding and entropy coding for very low complexity JPEG transcoding.Xing Xu, Zahaib Akhtar, Ramesh Govindan, Wyatt Lloyd, Antonio Ortega
2016ICASSPBipartite subgraph decomposition for critically sampled wavelet filterbanks on arbitrary graphs.Jin Zeng, Gene Cheung, Antonio Ortega
2016ICIPEdge adaptive graph-based transforms: Comparison of step/ramp edge models for video compression.Yung Hsuan Chao, Hilmi E. Egilmez, Antonio Ortega, Sehoon Yea, Bumshik Lee
2016ICIPGBST: Separable transforms based on line graphs for predictive video coding.Hilmi E. Egilmez, Yung Hsuan Chao, Antonio Ortega, Bumshik Lee, Sehoon Yea
2016ICIPMoving object segmentation using depth and optical flow in car driving sequences.Jiun-Yu Kao, Dong Tian, Hassan Mansour, Anthony Vetro, Antonio Ortega
2016ICIPRedundant frame structure using M-frame for interactive light field streaming.Benedicte Motz, Gene Cheung, Antonio Ortega
2016ISITActive learning for community detection in stochastic block models.Akshay Gadde, Eyal En Gad, Salman Avestimehr, Antonio Ortega
2016PCSSymmetric line graph transforms for inter predictive video coding.Keng-Shih Lu, Antonio Ortega
2015ICASSPAsymptotic justification of bandlimited interpolation of graph signals for semi-supervised learning.Aamir Anis, Aly El Gamal, Salman Avestimehr, Antonio Ortega
2015ICASSPWavelet-based compressed spectrum sensing for cognitive radio wireless networks.Hilmi E. Egilmez, Antonio Ortega
2015ICASSPA probabilistic interpretation of sampling theory of graph signals.Akshay Gadde, Antonio Ortega
2015ICASSPOptimal graph laplacian regularization for natural image denoising.Jiahao Pang, Gene Cheung, Antonio Ortega, Oscar C. Au
2015ICIPGraph-based transforms for inter predicted video coding.Hilmi E. Egilmez, Amir Said, Yung Hsuan Chao, Antonio Ortega
2015PCSEdge-adaptive depth map coding with lifting transform on graphs.Yung Hsuan Chao, Antonio Ortega, Wei Hu, Gene Cheung
2015PCSGTT: Graph template transforms with applications to image coding.Eduardo Pavez, Hilmi E. Egilmez, Yongzhe Wang, Antonio Ortega
2014ICASSPTowards a sampling theorem for signals on arbitrary graphs.Aamir Anis, Akshay Gadde, Antonio Ortega
2014ICASSPSpectral anomaly detection using graph-based filtering for wireless sensor networks.Hilmi Enes Egilmez, Antonio Ortega
2014ICASSPA graph-based joint bilateral approach for depth enhancement.Yongzhe Wang, Antonio Ortega, Dong Tian, Anthony Vetro
2014ICDMUps and Downs in Buzzes: Life Cycle Modeling for Temporal Pattern Discovery.Yi Chang, Makoto Yamada, Antonio Ortega, Yan Liu
2014ICIPGraph-based approach for motion capture data representation and analysis.Jiun-Yu Kao, Antonio Ortega, Shrikanth S. Narayanan
2014ICIPLuminance coding in graph-based representation of multiview images.Thomas Maugey, Yung Hsuan Chao, Akshay Gadde, Antonio Ortega, Pascal Frossard
2014ICIPDepth-assisted stereo video enhancement using graph-based approaches.Dong Tian, Hassan Mansour, Anthony Vetro, Yongzhe Wang, Antonio Ortega
2014ICIPGesture dynamics modeling for attitude analysis using graph based transform.Zhaojun Yang, Antonio Ortega, Shrikanth S. Narayanan
2014KDDActive semi-supervised learning using sampling theory for graph signals.Akshay Gadde, Aamir Anis, Antonio Ortega
2013ACSSCGraph-based vs depth-based data representation for multiview images.Thomas Maugey, Antonio Ortega, Pascal Frossard
2013ICASSPInference of mobility patterns via Spectral Graph Wavelets.Xiaowen Dong, Antonio Ortega, Pascal Frossard, Pierre Vandergheynst
2013ICASSPHardware-driven compressive sampling for fast target localization using single-chip UWB radar sensor.Sungwon Lee, Chenliang Du, Hossein Hashemi, Antonio Ortega
2013ICASSPExpansion hole filling in depth-image-based rendering using graph-based interpolation.Yu Mao, Gene Cheung, Antonio Ortega, Yusheng Ji
2013ICASSPGraph-based representation and coding of multiview geometry.Thomas Maugey, Antonio Ortega, Pascal Frossard
2013ICASSPSignal processing techniques for interpolation in graph structured data.Sunil K. Narang, Akshay Gadde, Antonio Ortega
2013ICIPRate-distortion optimized merge frame using piecewise constant functions.Wei Dai, Gene Cheung, Ngai-Man Cheung, Antonio Ortega, Oscar C. Au
2013ICIPBilateral filter: Graph spectral interpretation and extensions.Akshay Gadde, Sunil K. Narang, Antonio Ortega
2013ICIPFilter optimization and complexity reduction for video coding using graph-based transforms.Eduardo Martnez-Enrquez, Fernando Daz-de-Mara, Jess Cid-Sueiro, Antonio Ortega
2013ICIPIntra predictive transform coding based on predictive graph transform.Yongzhe Wang, Antonio Ortega, Gene Cheung
2013ICIPView synthesis prediction using adaptive depth quantization for 3D video coding.Feng Zou, Dong Tian, Anthony Vetro, Antonio Ortega
2013InterspeechSpectro-temporal directional derivative features for automatic speech recognition.James Gibson, Maarten Van Segbroeck, Antonio Ortega, Panayiotis G. Georgiou, Shrikanth S. Narayanan
2013MOBICOMAdaptive video streaming for device-to-device mobile platforms.Joongheon Kim, Feiyu Meng, Peiyao Chen, Hilmi E. Egilmez, Dilip Bethanabhotla, Andreas F. Molisch, Michael J. Neely, Giuseppe Caire, Antonio Ortega
2013NSDIP3: Toward Privacy-Preserving Photo Sharing.Moo-Ryong Ra, Ramesh Govindan, Antonio Ortega
2013PCSQuality metric for filter arrangement in a multispectral filter array.Kazuma Shinoda, Taisuke Hamasaki, Madoka Hasegawa, Shigeo Kato, Antonio Ortega
2012GLOBECOMReduced dimension policy iteration for wireless network control via multiscale analysis.Marco Levorato, Sunil K. Narang, Urbashi Mitra, Antonio Ortega
2012ICASSPGraph based transforms for depth video coding.Woo-Shik Kim, Sunil K. Narang, Antonio Ortega
2012ICASSPMulti-dimensional separable critically sampled wavelet filterbanks on arbitrary graphs.Sunil K. Narang, Antonio Ortega
2012ICASSPPixel prediction by context based regression.Lingyan Sheng, Antonio Ortega
2012ICIPAdaptive compressed sensing for depthmap compression using graph-based transform.Sungwon Lee, Antonio Ortega
2012MMSPQuality-optimized encoding of JPEG images using transform domain sparsification.Junichi Ishida, Gene Cheung, Akira Kubota, Antonio Ortega
2012PCSAn efficient compression method for one-shot multispectral camera.Kazuma Shinoda, Yuri Murakami, Masahiro Yamaguchi, Antonio Ortega
2012PCSMotion prediction of depth video for depth-image-based rendering using don't care regions.Giuseppe Valenzise, Gene Cheung, Rafael Galvo de Oliveira, Marco Cagnazzo, Batrice Pesquet-Popescu, Antonio Ortega
2011ACSSCLevel estimation for sparse reconstruction in discrete tomography.Yen-ting Lin, Antonio Ortega, Alexandros G. Dimakis
2011DCCLifting Transforms on Graphs for Video Coding.Eduardo Martnez-Enrquez, Antonio Ortega
2011ICASSPDetecting low-rate periodic events in Internet traffic using renewal theory.Sean McPherson, Antonio Ortega
2011ICASSPDownsampling graphs using spectral theory.Sunil K. Narang, Antonio Ortega
2011ICIPTransform domain sparsification of depth maps using iterative quadratic programming.Gene Cheung, Junichi Ishida, Akira Kubota, Antonio Ortega
2011ICIPMapping data on a rotated grid in high-dimensions for lossless compression.Zihong Fan, Antonio Ortega
2011ICIPVideo encoder based on lifting transforms on graphs.Eduardo Martnez-Enrquez, Fernando Daz-de-Mara, Antonio Ortega
2011ICIPDistributed transforms for efficient data gathering in arbitrary networks.Javier Perez-Trufero, Sunil K. Narang, Antonio Ortega
2011ICIPSparsity-based retinal layer segmentation of optical coherence tomography images.Jason Tokayer, Antonio Ortega, David Huang
2011MMSPDepth map coding using graph based transform and transform domain sparsification.Gene Cheung, Woo-Shik Kim, Antonio Ortega, Junichi Ishida, Akira Kubota
2010DCCOptimization of Overlapped Tiling for Efficient 3D Image Retrieval.Zihong Fan, Antonio Ortega
2010ICASSPReconstruction algorithm for high contrast velocity travel time tomography.Yen-ting Lin, Antonio Ortega
2010ICASSPImproved Internet traffic analysis via optimized sampling.Sean McPherson, Antonio Ortega
2010ICASSPUnidirectional graph-based wavelet transforms for efficient data gathering in sensor networks.Sunil K. Narang, Godwin Shen, Antonio Ortega
2010ICIPRate-distortion based reconstruction optimization in distributed source coding for interactive multiview video streaming.Ngai-Man Cheung, Antonio Ortega, Gene Cheung
2010ICIPWavelet-based redundant representation for efficient random access of volumetric images.Zihong Fan, Antonio Ortega
2010ICIPSparse recovery for discrete tomography.Yen-ting Lin, Antonio Ortega, Alexandros G. Dimakis
2010ICIPLocal two-channel critically sampled filter-banks on graphs.Sunil K. Narang, Antonio Ortega
2010ICIPEdge-aware intra prediction for depth-map coding.Godwin Shen, Woo-Shik Kim, Antonio Ortega, Jaejoon Lee, HoCheon Wey
2010ICIPMVMP: Multi-view Matching Pursuit with geometry constraints.Ivana Tosic, Antonio Ortega, Pascal Frossard
2010PCSSparse representation of depth maps for efficient transform coding.Gene Cheung, Akira Kubota, Antonio Ortega
2010PCS3-D video coding using depth transition data.Woo-Shik Kim, Antonio Ortega, Jaejoon Lee, HoCheon Wey
2010PCSChallenges in multiview video - The 3 D'S.Antonio Ortega
2010PCSEdge-adaptive transforms for efficient depth map coding.Godwin Shen, Woo-Shik Kim, Sunil K. Narang, Antonio Ortega, Jaejoon Lee, HoCheon Wey
2010VCIPOn media data structures for interactive streaming in immersive applications.Gene Cheung, Antonio Ortega, Ngai-Man Cheung, Bernd Girod
2009DCCOverlapped Tiling for Fast Random Oblique Plane Access of 3D Object Datasets.Zihong Fan, Antonio Ortega, Cheng-hao Chien
2009ICASSPModeling of contours in wavelet domain for generalized lifting image compression.Julio C. Roln, Antonio Ortega, Philippe Salembier
2009ICASSPMicroarray classification using block diagonal linear discriminant analysis with embedded feature selection.Lingyan Sheng, Roger Pique-Regi, Shahab Asgharzadeh, Antonio Ortega
2009ICASSPAdaptive distributed transforms for irregularly sampled Wireless Sensor Networks.Godwin Shen, Sunil K. Narang, Antonio Ortega
2009ICASSPEnergy-efficient graph-based wavelets for distributed coding in Wireless Sensor Networks.Godwin Shen, Sundeep Pattem, Antonio Ortega
2009ICIPPerformance evaluation of probability density estimators for unsupervised information theoretical region merging.Felipe Calderero, Ferran Marqus, Antonio Ortega
2009ICIPQuantization based nearest-neighbor-preserving metric approximation.Hye-Yeon Cheong, Antonio Ortega
2009ICIPOptimized frame structure using distributed source coding for interactive multiview video streaming.Gene Cheung, Ngai-Man Cheung, Antonio Ortega
2009ICIPDepth map distortion analysis for view rendering and depth coding.Woo-Shik Kim, Antonio Ortega, PoLin Lai, Dong Tian, Cristina Gomila
2009PCSDistributed source coding techniques for interactive multiview video streaming.Ngai-Man Cheung, Antonio Ortega, Gene Cheung
2009PCSTree-based wavelets for image coding: Orthogonalization and tree selection.Godwin Shen, Antonio Ortega
2008ICASSPOptimized distributed 2D transforms for irregularly sampled sensor network grids using wavelet lifting.Godwin Shen, Antonio Ortega
2008ICIPMotion compensation based on implicit block segmentation.Jae Hoon Kim, Antonio Ortega, Peng Yin, Purvin Pandit, Cristina Gomila
2008ICIPAdaptive reference filtering for bidirectional disparity compensation with focus mismatches.PoLin Lai, Antonio Ortega, Purvin Pandit, Peng Yin, Cristina Gomila
2008ICIPComopact image representation using wavelet lifting along arbitrary trees.Godwin Shen, Antonio Ortega
2008InterspeechImprovement of eigenvoice-based speaker adaptation by parameter space clustering.Shutaro Tanji, Koichi Shinoda, Sadaoki Furui, Antonio Ortega
2008MMSPCoding structure optimization for interactive multiview streaming in virtual world observation.Gene Cheung, Antonio Ortega, Takashi Sakamoto
2007ICASSPMultiple View Region Matching as a Lagrangian Optimization Problem.Felipe Calderero, Ferran Marqus, Antonio Ortega
2007ICASSPDynamic Voltage Scaling Algorithms for Power Constrained Motion Estimation.In Suk Chong, Antonio Ortega
2007ICASSPAdaptive Filtering for Video Coding with Focus Change.PoLin Lai, Yeping Su, Peng Yin, Cristina Gomila, Antonio Ortega
2007ICASSPWavelet Footprints and Sparse Bayesian Learning for DNA Copy Number Change Analysis.Roger Pique-Regi, En-Shuo Tsau, Antonio Ortega, Robert C. Seeger, Shahab Asgharzadeh
2007ICIPRate-Distortion Analysis and Bit Allocation Strategy for Motion Estimation at the Decoder using Maximum Likelihood Technique in Distributed Video Coding.Ivy H. Tseng, Antonio Ortega
2007InterspeechPitch period estimation using multipulse model and wavelet transform.Prasanta Kumar Ghosh, Antonio Ortega, Shrikanth S. Narayanan
2007MMSPFlexible Video Decoding: A Distributed Source Coding Approach.Ngai-Man Cheung, Antonio Ortega
2007VCIPMotion estimation performance models with application to hardware error tolerance.Hye-Yeon Cheong, Antonio Ortega
2007VCIPAdaptive filtering for cross-view prediction in multi-view video coding.PoLin Lai, Yeping Su, Peng Yin, Cristina Gomila, Antonio Ortega
2006ICASSPA Dynamic Programming Approach to Distortion-Energy Optimization for Distributed Wavelet Compression with Applications to Data Gathering Inwireless Sensor Networks.Alexandre G. Ciancio, Antonio Ortega
2006ICASSPMaximum a Posteriori (MAP)-Based Algorithm For Distributed Source Localization Using Quantized Acoustic Sensor Readings.Yoon Hak Kim, Antonio Ortega
2006ICASSPBlock Diagonal Linear Discriminant Analysis with Sequential Embedded Feature Selection.Roger Pique-Regi, Antonio Ortega
2006ICIPComputation Error Tolerance in Motion Estimation Algorithms.Hye-Yeon Cheong, In Suk Chong, Antonio Ortega
2006ICIPA Model-Based Approach to Correlation Estimation Inwavelet-Based Distributed Source Coding with Application to Hyperspectral Imagery.Ngai-Man Cheung, Antonio Ortega
2005DCCEfficient Inter-Band Prediction and Wavelet Based Compression for Hyperspectral Imagery: A Distributed Source Coding Approach.Caimu Tang, Ngai-Man Cheung, Antonio Ortega, Cauligi S. Raghavendra
2005ICASSPA distributed wavelet compression algorithm for wireless multihop sensor networks using lifting.Alexandre G. Ciancio, Antonio Ortega
2005ICASSPQuantizer design for source localization in sensor networks.Yoon Hak Kim, Antonio Ortega
2005ICIPCorrelation estimation for distributed source coding under information exchange constraints.Ngai-Man Cheung, Huisheng Wang, Antonio Ortega
2005ICIPDependent bit allocation in multiview video coding.Jae Hoon Kim, Jonathan Garcia, Antonio Ortega
2004ICASSPA distributed wavelet compression algorithm for wireless sensor networks using lifting.Alexandre G. Ciancio, Antonio Ortega
2004ICASSPEnhanced standard compliant distributed speech recognition (Aurora encoder) using rate allocation.Naveen Srinivasamurthy, Antonio Ortega, Shrikanth S. Narayanan
2004ICIPEfficient memory management control for H.264.Hyukjune Chung, Antonio Ortega
2004ICIPScalable predictive coding by nested quantization with layered side information.Huisheng Wang, Antonio Ortega
2003ICIPRotation-invariant features based on steerable transforms with an application to distributed image classification.Baltasar Beferull-Lozano, Antonio Ortega, Hua Xie
2003ICIPStochastic rate-control of interframe video coders for VBR channels.Julin Cabrera, Jos Ignacio Ronda, Antonio Ortega, Narciso Garca
2003ICIPFast long-term motion estimation for H.264 using multiresolution search.Hyukjune Chung, David Romacho, Antonio Ortega
2003ICIPImage coding based on multiple projections and multistage vector quantization.Kemal Demirciler, Antonio Ortega
2003InterspeechTowards optimal encoding for classification with applications to distributed speech recognition.Naveen Srinivasamurthy, Antonio Ortega, Shrikanth S. Narayanan
2003NOSSDAVPALS: peer-to-peer adaptive layered streaming.Reza Rejaie, Antonio Ortega
2003SENSYSApplication-specific compression for time delay estimation in sensor networks.Lavanya Vasudevan, Antonio Ortega, Urbashi Mitra
2002DCCReduced Complexity Quantization Under Classification Constraints.Naveen Srinivasamurthy, Antonio Ortega
2002ICIPLow complexity motion estimation algorithm by multiresolution search for long-term memory motion compensation.Hyukjune Chung, Antonio Ortega, Yutaka Horiguchi
2002ICIPRate-distortion model and analytical bit allocation for wavelet-based region of interest coding.Phoom Sagetong, Antonio Ortega
2002VCIPLow-complexity motion estimation for long-term memory motion compensation.Hyukjune Chung, Antonio Ortega, Alexander A. Sawchuk
2001DCCConstruction of Low Complexity Regular Quantizers for Overcomplete Expansions in RBaltasar Beferull-Lozano, Antonio Ortega
2001GLOBECOMBuffer control for variable complexity Fano decoders.Wendi Pan, Antonio Ortega
2001ICASSPEfficient quantization for overcomplete expansions in RBaltasar Beferull-Lozano, Antonio Ortega
2001ICASSPNext generation techniques for robust and imperceptible audio data hiding.Jim Chou, Kannan Ramchandran, Antonio Ortega
2001ICIPStochastic rate-control of video coders for wireless channels.Julin Cabrera, Jos Ignacio Ronda, Antonio Ortega
2001ICIPA novel approach of image compression in digital cameras with a Bayer color filter array.Sang-Yong Lee, Antonio Ortega
2001ICIPSimplified grid message-passing algorithm with application to digital image halftoning.Phunsak Thiennviboon, Antonio Ortega, Keith M. Chugg
2001InterspeechEfficient scalable speech compression for scalable speech recognition.Naveen Srinivasamurthy, Antonio Ortega, Shrikanth S. Narayanan
2001MMSPRate-distortion optimization in a robust video transmission based on unbalanced multiple description coding.David Comas, Raghavendra Singh, Antonio Ortega
2001VCIPProxy-based approaches for IDCT acceleration.Wendi Pan, Antonio Ortega, Ibrahim N. Hajj-Ahmad, Roberto Sannino
2001VCIPJoint compression-classification with quantizer/classifier dimension mismatch.Naveen Srinivasamurthy, Antonio Ortega
2001VCIPFeature representation and compression for content-based retrieval.Hua Xie, Antonio Ortega
2000DCCComplexity-Scalable Transform Coding Using Variable Complexity Algorithms.Wendi Pan, Antonio Ortega
2000ICIPComputationally Scalable Partial Distance Based Fast Search Motion Estimation.Krisda Lengwehasatit, Antonio Ortega
2000ICIPRate-Complexity-Distortion Optimization for Quadtree-Based DCT Coding.Krisda Lengwehasatit, Antonio Ortega
2000ICIPLookahead Search for Lossy Context-Based Adaptive Entropy Coding.Raghavendra Singh, Antonio Ortega
1999DCCComplexity-Distortion Tradeoffs in Vector Matching Based on Probabilistic Partial Distance Techniques.Krisda Lengwehasatit, Antonio Ortega
1999ICASSPMultiple description coding via scaling-rotation transform.Wenqing Jiang, Antonio Ortega
1999ICIPAn Algorithm for Low Memory Wavelet Image Compression.Christos Chrysafis, Antonio Ortega
1999ICIPEfficient Discrete Wavelet Transform Architectures Based on Filterbank Factorizations.Wenqing Jiang, Antonio Ortega
1999ICIPStereo Image Coding Using Hierarchical Mrf Model and Selective Overlapped Block Disparity Compensation.Woontack Woo, Antonio Ortega, Yuichi Iwadate
1999ICIPEmbedded Image-Domain Compression Using Context Models.Youngjun Yoo, Young Gap Kwon, Antonio Ortega
1999MMSPErasure recovery in predictive coding environments using multiple description coding.Raghavendra Singh, Antonio Ortega
1998DCCLine Based, Reduced Memory, Wavelet Image Compression.Christos Chrysafis, Antonio Ortega
1998ICASSPA Lagrangian optimization approach to rate control for delay-constrained video transmission over burst-error channels.Chi-Yuan Hsu, Antonio Ortega
1998ICIPAn Iterative Algorithm for Two-Dimensional Digital Least Metric Problems with Applications to Digital Image Compression.Keith M. Chugg, Xiaopeng Chen, Antonio Ortega, Cheng-Wei Chang
1998ICIPDCT Computation based on Variable Complexity Fast Approximations.Krisda Lengwehasatit, Antonio Ortega
1998MMSPImplementation of optimized cache replenishment algorithms in a soft caching system.Jussi Kangasharju, Young Gap Kwon, Antonio Ortega, Xuguang Yang, Kannan Ramchandran
1998MMSPJoint source channel coding with hybrid FEC/ARQ for buffer constrained video transmission.Rohit Puri, Kannan Ramchandran, Antonio Ortega
1997DCCEfficient Context-Based Entropy Coding Lossy Wavelet Image Compression.Christos Chrysafis, Antonio Ortega
1997ICASSPDistortion/decoding time tradeoffs in software DCT-based image coding.Krisda Lengwehasatit, Antonio Ortega
1997ICIPForward/Backward Adaptive Context Selection with Applications to Motion Vector Field Encoding.Wenqing Jiang, Antonio Ortega
1997ICIPPerceptually Based Video Rate Control Using Pre-Filtering and Predicted Rate-Distortion Characteristics.Liang-Jin Lin, Antonio Ortega
1997ICIPOptimal Segmentation of a VBR Source for its Parallel Transmission over Multiple ATM Connections.Sergio D. Servetto, Kannan Ramchandran, Klara Nahrstedt, Antonio Ortega
1997ICIPSoft Caching: Image Caching in a Rate-Distortion Framework.Claudio Weidmann, Martin Vetterli, Antonio Ortega, Fabio Carignano
1997MMSPSoft caching: web cache management techniques for images.Antonio Ortega, Fabio Carignano, Serge Ayer, Martin Vetterli
1996DCCOptimal Bit Allocation Under Multiple Rate Constraints.Antonio Ortega
1996ICASSPA novel hybrid technique for discrete rate-distortion optimization with applications to fast codebook search for SVQ.Youngjun Yoo, Antonio Ortega, Kannan Ramchandran
1996ICIPAdaptive quantization of image subbands with efficient overhead rate selection.Youngjun Yoo, Antonio Ortega, Bin Yu
1995ICIPA gradient-based rate control algorithm with applications to MPEG video.Liang-Jin Lin, Antonio Ortega, C.-C. Jay Kuo
1995ICIPRate control for video coding over variable bit rate channels with applications to wireless transmission.Antonio Ortega, Masoud R. K. Khansari
1994ICIPAdaptive Quantization without Side Information.Antonio Ortega, Martin Vetterli
1994INFOCOMA Framework for Optimization of a Multiresolution Remote Image Retrieval System.Antonio Ortega, Z. Zhang, Martin Vetterli
1993ICASSPBit allocation for dependent quantization with applications to MPEG video coders.Kannan Ramchandran, Antonio Ortega, Martin Vetterli