Sebe, I.O.[Ismail Oner]
* 2006: Model-Driven Video-Based Rendering for Vehicles
Sebe, N.[Nick]
* 1998: Which Ranking Metric is Optimal? With Applications in Image Retrieval and Stereo Matching
* 2000: Color Based Retrieval and Recognition
* 2000: Color indexing using wavelet-based salient points
* 2000: Improving Visual Matching
* 2000: Maximum Likelihood Stereo Matching
* 2000: Toward Improved Ranking Metrics
* 2000: Visual websearching using iconic queries
* 2000: Wavelet Based Texture Classification
* 2001: Color-based retrieval
* 2001: Extended Performance Graphs for Cluster Retrieval
* 2001: Salient Points for Content Based Retrieval
* 2001: Salient Points for Content Based Retrieval
* 2002: Challenges of Image and Video Retrieval
* 2002: Detecting automobiles and people for semantic video retrieval
* 2002: Emotion recognition using a cauchy naive bayes classifier
* 2002: Evaluation of Salient Point Techniques
* 2002: Object Recognition for Video Retrieval
* 2002: Robust Shape Matching
* 2003: Comparing salient point detectors
* 2003: Content-based indexing performance: a class size normalized precision, recall, generality evaluation
* 2003: Evaluation of Salient Point Techniques
* 2003: Facial Expression Recognition from Video Sequences: Temporal and Static Modeling
* 2003: Learning Bayesian network classifiers for facial expression recognition using both labeled and unlabeled data
* 2003: Robust Computer Vision Theory and Applications
* 2003: Video retrieval and summarization
* 2004: Authentic Emotion Detection in Real-Time Video
* 2004: Authentic facial expression analysis
* 2004: Robust Error Metric Analysis for Noise Estimation in Image Indexing
* 2004: Semisupervised Learning of Classifiers: Theory, Algorithms, and Their Application to Human-Computer Interaction
* 2004: Skin detection A bayesian network approach
* 2004: State-of-the-Art in Human-Computer Interaction, The
* 2004: Toward an improved error metric
* 2005: Efficient Object-Class Recognition by Boosting Contextual Information
* 2005: Fast Spatial Pattern Discovery Integrating Boosting with Constellations of Contextual Descriptors
* 2005: How to Complete Performance Graphs in Content-Based Image Retrieval: Add Generality and Normalize Scope
* 2005: Multimodal Human-Computer Interaction: A Survey
* 2005: Semi-Supervised Face Detection
* 2006: Boosting the distance estimation: Application to the K-Nearest Neighbor Classifier
* 2006: Content-Based Multimedia Information Retrieval: State-of-the-Art and Challenges
* 2006: Corner Detectors for Affine Invariant Salient Regions: Is Color Important?
* 2006: Emotion Recognition Based on Joint Visual and Audio Cues
* 2006: Evaluation of Intensity and Color Corner Detectors for Affine Invariant Salient Regions
* 2006: Role of Featural and Configural Information in Face Classification A Simulation of the Expertise Hypothesis, The
* 2006: Toward Robust Distance Metric Analysis for Similarity Estimation
* 2007: age of human computer interaction, The
* 2007: Authentic facial expression analysis
* 2007: Class-Specific Binary Correlograms for Object Recognition
* 2007: Context-Based Object-Class Recognition and Retrieval by Generalized Correlograms
* 2007: Cooperative Object Tracking with Multiple PTZ Cameras
* 2007: Do Colour Interest Points Improve Image Retrieval?
* 2007: Human-Computer Intelligent Interaction: A Survey
* 2007: Multimodal Human-Computer Interaction: A Survey
* 2008: Distance Learning for Similarity Estimation
* 2008: Emotional valence categorization using holistic image features
* 2008: Similarity Matching in Computer Vision and Multimedia
* 2009: Exploiting facial expressions for affective video summarisation
* 2009: Image Saliency by Isocentric Curvedness and Color
* 2009: Isocentric color saliency in images
* 2009: Lonely but attractive: Sparse color salient points for object retrieval and categorization
* 2009: Webcam-Based Visual Gaze Estimation
* 2010: Best of Automatic Face and Gesture Recognition 2008
* 2010: Eye Fixation Database for Saliency Detection in Images, An
* 2010: Large-scale image and video search: Challenges, technologies, and trends
* 2010: Special Issue on Multimodal Affective Interaction
* 2010: Systematic Evaluation of Spatio-Temporal Features on Comparative Video Challenges
* 2010: Visual Gaze Estimation by Joint Head and Eye Information
* 2011: Sorting Atomic Activities for Discovering Spatio-temporal Patterns in Dynamic Scenes
* 2012: Active transfer learning for multi-view head-pose classification
* 2012: Categorization of a collection of pictures into structured events
* 2012: Classifier-specific intermediate representation for multimedia tasks
* 2012: Combining Head Pose and Eye Location Information for Gaze Estimation
* 2012: Connecting Meeting Behavior with Extraversion: A Systematic Study
* 2012: Discriminating Joint Feature Analysis for Multimedia Data Understanding
* 2012: Enhanced semantic descriptors for functional scene categorization
* 2012: Exploiting Sparse Representations for Robust Analysis of Noisy Complex Video Scenes
* 2012: Real Time Detection of Social Interactions in Surveillance Video
* 2012: Sparse Color Interest Points for Image Retrieval and Object Categorization
* 2012: Tell Me What You Like and I'll Tell You What You Are: Discriminating Visual Preferences on Flickr Data
* 2012: Unseen) event recognition via semantic compositionality
* 2012: Web Image Annotation Via Subspace-Sparsity Collaborated Feature Selection
* 2012: What Are You Looking at?: Improving Visual Gaze Estimation by Saliency
* 2013: Complex Event Detection via Multi-source Video Attributes
* 2013: Daily Living Activities Recognition via Efficient High and Low Level Cues Combination and Fisher Kernel Representation
* 2013: Decoding affect in videos employing the MEG brain signal
* 2013: Feature Selection for Multimedia Analysis by Sharing Information Among Multiple Tasks
* 2013: Feature Weighting via Optimal Thresholding for Video Analysis
* 2013: Guest Editorial: Human: Computer Interaction: Real-Time Vision Aspects of Natural User Interfaces
* 2013: Multi-Feature Fusion via Hierarchical Regression for Multimedia Analysis
* 2013: Multi-task linear discriminant analysis for multi-view action recognition
* 2013: Multimedia Event Detection Using A Classifier-Specific Intermediate Representation
* 2013: No Matter Where You Are: Flexible Graph-Guided Multi-task Learning for Multi-view Head Pose Classification under Target Motion
* 2013: Prototype Learning Framework Using EMD: Application to Complex Scenes Analysis, A
* 2013: Unified Dictionary Learning and Region Tagging with Hierarchical Sparse Representation
* 2013: We like it! Mapping image preferences on the counting grid
* 2014: Clustered Multi-task Linear Discriminant Analysis for View Invariant Color-Depth Action Recognition
* 2014: Emotional Valence Recognition, Analysis of Salience and Eye Movements
* 2014: Evaluating Multi-task Learning for Multi-view Head-Pose Classification in Interactive Environments
* 2014: Exploring Transfer Learning Approaches for Head Pose Classification from Multi-view Surveillance Images
* 2014: GLocal tells you more: Coupling GLocal structural for feature selection with sparsity for image and video classification
* 2014: Guest Editorial: Special Section on Socio-Mobile Media Analysis and Retrieval
* 2014: Harnessing Lab Knowledge for Real-World Action Recognition
* 2014: Image Attribute Adaptation
* 2014: It's all about habits: Exploiting multi-task clustering for activities of daily living analysis
* 2014: Knowing Where I Am: Exploiting Multi-Task Learning for Multi-view Indoor Image-based Localization
* 2014: Knowledge Adaptation with Partially Shared Features for Event Detection Using Few Exemplars
* 2014: Large-Scale Geosocial Multimedia
* 2014: Learning to Group Objects
* 2014: Minimizing dataset bias: Discriminative multi-task sparse coding through shared subspace learning for image classification
* 2014: Multitask Linear Discriminant Analysis for View Invariant Action Recognition
* 2014: Recognizing Daily Activities from First-Person Videos with Multi-task Clustering
* 2014: Robust Real-Time Extreme Head Pose Estimation
* 2014: Simultaneous Ground Metric Learning and Matrix Factorization with Earth Mover's Distance
* 2014: Special issue on contextual vision computing
* 2014: Special section on learning from multiple evidences for large scale multimedia analysis
* 2014: Weakly Supervised Photo Cropping
* 2015: Cluster encoding for modelling temporal variation in video
* 2015: Compact Image Fingerprint Via Multiple Kernel Hashing
* 2015: DECAF: MEG-Based Multimodal Database for Decoding Affective Physiological Responses
* 2015: Egocentric Daily Activity Recognition via Multitask Clustering
* 2015: Emotions in Abstract Art: Does Texture Matter?
* 2015: Event Oriented Dictionary Learning for Complex Event Detection
* 2015: FaceCept3D: Real Time 3D Face Tracking and Analysis
* 2015: Facial expression recognition under a wide range of head poses
* 2015: Inference of personality traits and affect schedule by analysis of spontaneous reactions to affective videos
* 2015: Learning Deep Representations of Appearance and Motion for Anomalous Event Detection
* 2015: Localize Me Anywhere, Anytime: A Multi-task Point-Retrieval Approach
* 2015: more the merrier: Analysing the affect of a group of people in images, The
* 2015: Movie Genre Classification by Exploiting MEG Brain Signals
* 2015: Optimal graph learning with partial tags and multiple features for image and video annotation
* 2015: Real-life violent social interaction detection
* 2015: Regressing a 3D Face Shape from a Single Image
* 2015: S-HOCK dataset: Analyzing crowds at the stadium, The
* 2015: Unsupervised Tube Extraction Using Transductive Learning and Dense Trajectories
* 2015: Video classification with Densely extracted HOG/HOF/MBH features: An evaluation of the accuracy/computational efficiency trade-off
* 2016: Boosting VLAD with double assignment using deep features for action recognition in videos
* 2016: Category Specific Dictionary Learning for Attribute Specific Feature Selection
* 2016: Collaborative Sparse Coding for Multiview Action Recognition
* 2016: Computational Modeling of Affective Qualities of Abstract Paintings
* 2016: Deep and fast: Deep learning hashing with semi-supervised graph construction
* 2016: Distance-Computation-Free Search Scheme for Binary Code Databases, A
* 2016: Event-Based Media Processing and Analysis: A Survey of the Literature
* 2016: First 3D Face Alignment in the Wild (3DFAW) Challenge, The
* 2016: Fisher Kernel Temporal Variation-based Relevance Feedback for video retrieval
* 2016: Learning Personalized Models for Facial Expression Analysis and Gesture Recognition
* 2016: Multi-Paced Dictionary Learning for cross-domain retrieval and recognition
* 2016: Multi-Task Learning Framework for Head Pose Estimation under Target Motion, A
* 2016: Multimodal Personality Recognition in Collaborative Goal-Oriented Tasks
* 2016: Optimized Graph Learning Using Partial Tags and Multiple Features for Image and Video Annotation
* 2016: Perceptual Attributes Optimization for Multivideo Summarization
* 2016: Projective Unsupervised Flexible Embedding with Optimal Graph
* 2016: Recognizing Emotions from Abstract Paintings Using Non-Linear Matrix Completion
* 2016: Recurrent Convolutional Face Alignment
* 2016: Recurrent Face Aging
* 2016: SALSA: A Novel Dataset for Multimodal Group Behavior Analysis
* 2016: Self-Adaptive Matrix Completion for Heart Rate Estimation from Face Videos under Realistic Conditions
* 2016: Sparse Code Filtering for Action Pattern Mining
* 2016: Sparse-coded cross-domain adaptation from the visual to the brain domain
* 2016: Special Issue on Event-based Media Processing and Analysis
* 2017: Abnormal event detection in videos using generative adversarial nets
* 2017: Detecting anomalous events in videos by learning deep representations of appearance and motion
* 2017: Guest Editorial: Large-Scale Multimedia Data Retrieval, Classification, and Understanding
* 2017: Indoor localization via multi-view images and videos
* 2017: Learning Cross-Modal Deep Representations for Robust Pedestrian Detection
* 2017: Many Shades of Negativity, The
* 2017: Multi-scale Continuous CRFs as Sequential Deep Networks for Monocular Depth Estimation
* 2017: S-Hock dataset: A new benchmark for spectator crowd analysis, The
* 2017: Spatio-Temporal Vector of Locally Max Pooled Features for Action Recognition in Videos
* 2017: Spatio-Temporal VLAD Encoding for Human Action Recognition in Videos
* 2017: Viraliency: Pooling Local Virality
* 2018: ASCERTAIN: Emotion and Personality Recognition Using Commercial Sensors
* 2018: Automatic Group Affect Analysis in Images via Visual Attribute and Feature Networks
* 2018: Cross-Paced Representation Learning With Partial Curricula for Sketch-Based Image Retrieval
* 2018: Deformable GANs for Pose-Based Human Image Generation
* 2018: Dual Generator Generative Adversarial Networks for Multi-domain Image-to-Image Translation
* 2018: Enhancing Perceptual Attributes with Bayesian Style Generation
* 2018: Every Smile is Unique: Landmark-Guided Diverse Smile Generation
* 2018: Flexible Manifold Learning With Optimal Graph for Image and Video Representation
* 2018: Group Consistent Similarity Learning via Deep CRF for Person Re-identification
* 2018: Guest Editors' Introduction to the Special Section on Learning with Shared Information for Computer Vision and Multimedia Analysis
* 2018: PAD-Net: Multi-tasks Guided Prediction-and-Distillation Network for Simultaneous Depth Estimation and Scene Parsing
* 2018: Plug-and-Play CNN for Crowd Motion Analysis: An Application in Abnormal Event Detection
* 2018: Quantization-based hashing: a general framework for scalable image and video retrieval
* 2018: Recurrent Convolutional Shape Regression
* 2018: Semantic-Fusion GANs for Semi-Supervised Satellite Image Classification
* 2018: Structured Attention Guided Convolutional Neural Fields for Monocular Depth Estimation
* 2018: Survey on Learning to Hash, A
* 2018: Unsupervised Adversarial Depth Estimation Using Cycled Generative Networks
* 2018: Viewpoint-Consistent 3D Face Alignment
* 2019: Animating Arbitrary Objects via Deep Motion Transfer
* 2019: Budget-Aware Adapters for Multi-Domain Learning
* 2019: Deep Micro-Dictionary Learning and Coding Network
* 2019: Expression Conditional GAN for Facial Expression-to-Expression Translation
* 2019: Low-Shot Learning From Imaginary 3D Model
* 2019: Monocular Depth Estimation Using Multi-Scale Continuous CRFs as Sequential Deep Networks
* 2019: Multi-Channel Attention Selection GAN With Cascaded Semantic Guidance for Cross-View Image Translation
* 2019: Pattern-Affinitive Propagation Across Depth, Surface Normal and Semantic Segmentation
* 2019: Recurrent Face Aging with Hierarchical AutoRegressive Memory
* 2019: Refine and Distill: Exploiting Cycle-Inconsistency and Knowledge Distillation for Unsupervised Monocular Depth Estimation
* 2019: Regularized Evolutionary Algorithm for Dynamic Neural Topology Search
* 2019: Self Paced Deep Learning for Weakly Supervised Object Detection
* 2019: Structured Coupled Generative Adversarial Networks for Unsupervised Monocular Depth Estimation
* 2019: Training Adversarial Discriminators for Cross-Channel Abnormal Event Detection in Crowds
* 2019: Unsupervised Domain Adaptation Using Feature-Whitening and Consensus Loss
* 2019: Unsupervised Domain Adaptation Using Full-Feature Whitening and Colouring
* 2020: Attention-based Fusion for Multi-source Human Image Generation
* 2020: Binary neural networks: A survey
* 2020: Good, The Bad, and The Ugly: Neural Networks Straight From JPEG, The
* 2020: Learning How to Smile: Expression Video Generation With Conditional Adversarial Recurrent Nets
* 2020: Local Class-Specific and Global Image-Level Generative Adversarial Networks for Semantic-Guided Scene Generation
* 2020: Online Deep Learning Based System for Defects Detection in Glass Panels, An
* 2020: Online Depth Learning Against Forgetting in Monocular Videos
* 2020: Progressive Fusion for Unsupervised Binocular Depth Estimation Using Cycled Networks
* 2020: Reverse Perspective Network for Perspective-Aware Object Counting
* 2020: SF-UDA3D: Source-Free Unsupervised Domain Adaptation for LiDAR-Based 3D Object Detection
* 2020: Spatio-Temporal Attention Networks for Action Recognition and Detection
* 2020: Special Issue on Generating Realistic Visual Data of Human Behavior
* 2020: Unified Generative Adversarial Networks for Controllable Image-to-Image Translation
* 2020: Unmanned Aerial Vehicle Benchmark: Object Detection, Tracking and Baseline, The
* 2020: Weakly-supervised Crowd Counting Learns from Sorting Rather Than Locations
* 2020: XingGAN for Person Image Generation
* 2021: AMIGOS: A Dataset for Affect, Personality and Mood Research on Individuals and Groups
* 2021: Appearance and Pose-Conditioned Human Image Generation Using Deformable GANs
* 2021: Coarse-to-Fine Gaze Redirection with Numerical and Pictorial Guidance
* 2021: Curriculum Graph Co-Teaching for Multi-Target Domain Adaptation
* 2021: Curriculum self-paced learning for cross-domain object detection
* 2021: Editorial for the special issue on the DAFNE project (DigitalAnastylosis of Frescoes challeNgE)
* 2021: Embedding Perspective Analysis Into Multi-Column Convolutional Neural Network for Crowd Counting
* 2021: Explainable deep learning for efficient and robust pattern recognition: A survey of recent developments
* 2021: Exploiting sample correlation for crowd counting with multi-expert network
* 2021: Intrinsic-Extrinsic Preserved GANs for Unsupervised 3D Pose Transfer
* 2021: Joint Noise-Tolerant Learning and Meta Camera Shift Adaptation for Unsupervised Person Re-Identification
* 2021: Layout-to-Image Translation With Double Pooling Generative Adversarial Networks
* 2021: Learning to Generalize Unseen Domains via Memory-based Multi-Source Meta-Learning for Person Re-Identification
* 2021: Motion-supervised Co-Part Segmentation
* 2021: Multi-View Spatial Attention Embedding for Vehicle Re-Identification
* 2021: Neighborhood Contrastive Learning for Novel Class Discovery
* 2021: OpenMix: Reviving Known Knowledge for Discovering Novel Visual Categories in an Open World
* 2021: Smoothing the Disentangled Latent Style Space for Unsupervised Image-to-Image Translation
* 2021: Speak2Label: Using Domain Knowledge for Creating a Large Scale Driver Gaze Zone Estimation Dataset
* 2021: Transformer-Based Attention Networks for Continuous Pixel-Wise Prediction
* 2021: Viewpoint and Scale Consistency Reinforcement for UAV Vehicle Re-Identification
* 2021: Why Approximate Matrix Square Root Outperforms Accurate SVD in Global Covariance Pooling?
* 2022: 3D-Aware Semantic-Guided Generative Model for Human Synthesis
* 2022: Automatic Prediction of Group Cohesiveness in Images
* 2022: Batch-Efficient EigenDecomposition for Small and Medium Matrices
* 2022: Class-Incremental Novel Class Discovery
* 2022: CoSMix: Compositional Semantic Mix for Domain Adaptation in 3D LiDAR Segmentation
* 2022: Cross-view panorama image synthesis with progressive attention GANs
* 2022: Curriculum Learning: A Survey
* 2022: Dual-Head Contrastive Domain Adaptation for Video Action Recognition
* 2022: Facial Expression Translation Using Landmark Guided GANs
* 2022: GIPSO: Geometrically Informed Propagation for Online Adaptation in 3D LiDAR Segmentation
* 2022: Guest Editorial Introduction to the Special Issue on Advanced Machine Learning Methodologies for Large-Scale Video Object Segmentation and Detection
* 2022: Guest Editorial: Introduction to the Special Section on Fine-Grained Visual Categorization
* 2022: Hyperbolic Vision Transformers: Combining Improvements in Metric Learning
* 2022: Improving Covariance Conditioning of the SVD Meta-layer by Orthogonality
* 2022: Joint Representation Learning and Keypoint Detection for Cross-View Geo-Localization
* 2022: Low-budget label query through domain alignment enforcement
* 2022: Novel Class Discovery in Semantic Segmentation
* 2022: Predict, Prevent, and Evaluate: Disentangled Text-Driven Image Manipulation Empowered by Pre-Trained Vision-Language Model
* 2022: Probabilistic Graph Attention Network With Conditional Kernels for Pixel-Wise Prediction
* 2022: Quasi-Equilibrium Feature Pyramid Network for Salient Object Detection
* 2022: Relation Regularized Scene Graph Generation
* 2022: Source-Free Open Compound Domain Adaptation in Semantic Segmentation
* 2022: Style-Hallucinated Dual Consistency Learning for Domain Generalized Semantic Segmentation
* 2022: Temporal Alignment for History Representation in Reinforcement Learning
* 2022: Total Generate: Cycle in Cycle Generative Adversarial Networks for Generating Human Faces, Hands, Bodies, and Natural Scenes
* 2022: Uncertainty-Guided Source-Free Domain Adaptation
* 2022: Unsupervised Domain Adaptation for Video Transformers in Action Recognition
* 2022: Unsupervised High-Resolution Portrait Gaze Correction and Animation
* 2022: Video anomaly detection using deep residual-spatiotemporal translation network
* 2023: 100-Driver: A Large-Scale, Diverse Dataset for Distracted Driver Classification
* 2023: Attribute-Preserving Face Dataset Anonymization via Latent Code Optimization
* 2023: Bipartite Graph Reasoning GANs for Person Pose and Facial Image Synthesis
* 2023: Budget-aware Pruning for Multi-domain Learning
* 2023: Compositional Semantic Mix for Domain Adaptation in Point Cloud Segmentation
* 2023: Cross-View Panorama Image Synthesis
* 2023: Dynamic Conceptional Contrastive Learning for Generalized Category Discovery
* 2023: Dynamically Instance-Guided Adaptation: A Backward-free Approach for Test-Time Domain Adaptive Semantic Segmentation
* 2023: Edge Guided GANs With Multi-Scale Contrastive Learning for Semantic Image Synthesis
* 2023: Fast Differentiable Matrix Square Root and Inverse Square Root
* 2023: Graph Transformer GANs for Graph-Constrained House Generation
* 2023: Guest Editorial Introduction to the Special Issue on Video Transformers
* 2023: HiEve: A Large-Scale Benchmark for Human-Centric Video Analysis in Complex Events
* 2023: Householder Projector for Unsupervised Latent Semantics Discovery
* 2023: Impact of Facial Landmark Localization on Facial Expression Recognition
* 2023: Interaction Transformer for Human Reaction Generation
* 2023: Interactive Neural Painting
* 2023: ISF-GAN: An Implicit Style Function for High-Resolution Image-to-Image Translation
* 2023: Local and Global GANs With Semantic-Aware Upsampling for Image Generation
* 2023: Masked Jigsaw Puzzle: A Versatile Position Embedding for Vision Transformers
* 2023: Memorizing and Generalizing Framework for Lifelong Person Re-Identification, A
* 2023: Multi-Channel Attention Selection GANs for Guided Image-to-Image Translation
* 2023: On the Eigenvalues of Global Covariance Pooling for Fine-Grained Visual Recognition
* 2023: Orthogonal SVD Covariance Conditioning and Latent Disentanglement
* 2023: Overlap-guided Gaussian Mixture Models for Point Cloud Registration
* 2023: Structure-Guided Cross-Attention Network for Cross-Domain OCT Fluid Segmentation
* 2023: StylerDALLE: Language-Guided Style Transfer Using a Vector-Quantized Tokenizer of a Large-Scale Generative Model
* 2023: Towards Robust Person Re-Identification by Defending Against Universal Attackers
* 2024: Improving Fairness using Vision-Language Driven Image Augmentation
* 2024: SpectralCLIP: Preventing Artifacts in Text-Guided Style Transfer from a Spectral Perspective
* 2024: Style-Hallucinated Dual Consistency Learning: A Unified Framework for Visual Domain Generalization
Includes: Sebe, N.[Nick] Sebe, N.[Nicu] Sebe, N. Sebe, N.[Niculae]
302 for Sebe, N.
Sebesan, B.[Bogdan]
* 2023: Digitization of the Built Cultural Heritage: An Integrated Methodology for Preservation and Accessibilization of an Art Nouveau Museum
Sebestyen, G.S.
* 1966: Algorithm for Nonparametric Pattern Recognition, An
Sebestyen, I.[Istvan]
* 1992: Technical features of the JBIG standard for progressive bi-level image compression
* 2017: JPEG at 25: Still Going Strong
Includes: Sebestyen, I.[Istvan] Sebestyén, I.