Traitement du Signal

Article	Citations
Forest Fire Recognition Based on Feature Extraction from Multi-View Images	100
Automatic Detection of Schizophrenia by Applying Deep Learning over Spectrogram Images of EEG Signals	62
Depression Detection Based on Geometrical Features Extracted from SODP Shape of EEG Signals and Binary PSO	36
Comparative Analysis of OpenPose, PoseNet, and MoveNet Models for Pose Estimation in Mobile Devices	32
Brain Tumor Classification of MRI Images Using Deep Convolutional Neural Network	30
Classification of Pneumonia Cell Images Using Improved ResNet50 Model	28
Detection of Lung Cancer Tumor in CT Scan Images Using Novel Combination of Super Pixel and Active Contour Algorithms	27
Spatial Pyramid Pooling in Deep Convolutional Networks for Automatic Tuberculosis Diagnosis	25
Weed Detection in Images of Carrot Fields Based on Improved YOLO v4	25
Heart Disease Detection Based on Feature Fusion Technique with Augmented Classification Using Deep Learning Technology	24
A Deep Learning Based Hybrid Approach for COVID-19 Disease Detections	23
Lung Cancer Classification Using Squeeze and Excitation Convolutional Neural Networks with Grad Cam++ Class Activation Function	22
Comparison of Plant Leaf Classification Using Modified AlexNet and Support Vector Machine	21
A Novel Approach in Bio-Medical Image Segmentation for Analyzing Brain Cancer Images with U-NET Semantic Segmentation and TPLD Models Using SVM	20
A Comprehensive Review of Blind Deconvolution Techniques for Image Deblurring	19
Optimal Squeeze Net with Deep Neural Network-Based Arial Image Classification Model in Unmanned Aerial Vehicles	19
Performance Analysis of Deep Learning Models for Detection of Autism Spectrum Disorder from EEG Signals	18
A Hybrid Lightweight 1D CNN-LSTM Architecture for Automated ECG Beat-Wise Classification	16
Secure Transmission of EEG Data Using Watermarking Algorithm for the Detection of Epileptical Seizures	16
Abnormal Behavior Recognition in Classroom Pose Estimation of College Students Based on Spatiotemporal Representation Learning	15
Early-Stage Brown Spot Disease Recognition in Paddy Using Image Processing and Deep Learning Techniques	15
A Novel Convolutional Neural Network Based Model for Recognition and Classification of Apple Leaf Diseases	15
An Automatic Recognition Method for Students’ Classroom Behaviors Based on Image Processing	14
A Deep Learning-Based Approach in Classification and Validation of Tomato Leaf Disease	14
A New Early Stage Diabetic Retinopathy Diagnosis Model Using Deep Convolutional Neural Networks and Principal Component Analysis	14

Brain Tumor Detection Based on Features Extracted and Classified Using a Low-Complexity Neural Network	13
Glioma Segmentation and Classification System Based on Proposed Texture Features Extraction Method and Hybrid Ensemble Learning	13
A Comprehensive Review for Emotion Detection Based on EEG Signals: Challenges, Applications, and Open Issues	12
Seizure Detection Based on Adaptive Feature Extraction by Applying Extreme Learning Machines	12
Recognition of Student Classroom Behaviors Based on Moving Target Detection	12
Neural Correlate-Based E-Learning Validation and Classification Using Convolutional and Long Short-Term Memory Networks	11
Big Data-Driven Feature Extraction and Clustering Based on Statistical Methods	11
Online Learning Behavior Analysis Based on Image Emotion Recognition	10
Plant Disease Classification Based on ConvLSTM U-Net with Fully Connected Convolutional Layers	10
Road Identification Through Efficient Edge Segmentation Based on Morphological Operations	10
Conventional and Subspace Algorithms for Mobile Source Detection and Radiation Formation	10
Deep Neural Networks with Transfer Learning Model for Brain Tumors Classification	10
Digital Image Denoising Techniques Based on Multi-Resolution Wavelet Domain with Spatial Filters: A Review	10
Hand-Crafted Features vs Deep Learning for Pedestrian Detection in Moving Camera	10
A Crop Disease Image Recognition Algorithm Based on Feature Extraction and Image Segmentation	10
Preictal and Interictal Recognition for Epileptic Seizure Prediction Using Pre-trained 2D-CNN Models	10
Recognition and Detection of Greenhouse Tomatoes in Complex Environment	10
Retinex-Based Multiphase Algorithm for Low-Light Image Enhancement	10
Age Estimation from Left-Hand Radiographs with Deep Learning Methods	10
Deep Learning Models for Pneumonia Identification and Classification Based on X-Ray Images	9
Human Gender Prediction Based on Deep Transfer Learning from Panoramic Dental Radiograph Images	9
A Novel Spatio-Temporal Violence Classification Framework Based on Material Derivative and LSTM Neural Network	9
UC-Merced Image Classification with CNN Feature Reduction Using Wavelet Entropy Optimized with Genetic Algorithm	9
Gesture Feature Extraction and Recognition Based on Image Processing	9
Classification of Glaucoma Optical Coherence Tomography (OCT) Images Based on Blood Vessel Identification Using CNN and Firefly Optimization	8
An Automatic Insect Recognition Algorithm in Complex Background Based on Convolution Neural Network	8
Contrast Enhancement of Digital Images Using an Improved Type-II Fuzzy Set-Based Algorithm	8
Phishing Website Detection Using Machine Learning Classifiers Optimized by Feature Selection	8
Feature Extraction and Image Retrieval of Landscape Images Based on Image Processing	8
A New Approach for Extracting and Characterizing Fetal Electrocardiogram	8
Integration Between Cascade Region-Based Convolutional Neural Network and Bi-Directional Feature Pyramid Network for Live Object Tracking and Detection	8
Classification of Image and Text Data Using Deep Learning-Based LSTM Model	8
Design and Realization of a Hyperchaotic Memristive System for Communication System on FPGA	8
An Improved Semantic Segmentation Method for Remote Sensing Images Based on Neural Network	8
Random Subspace K-NN Based Ensemble Classifier for Driver Fatigue Detection Utilizing Selected EEG Channels	7
Tourist Behavior Recognition Through Scenic Spot Image Retrieval Based on Image Processing	7
Diagnosis of Melanoma Lesion Using Neutrosophic and Deep Learning	7
Clustering-Based Plane Refitting of Non-planar Patches for Voxel-Based 3D Point Cloud Segmentation Using K-Means Clustering	7
GameEmo-CapsNet: Emotion Recognition from Single-Channel EEG Signals Using the 1D Capsule Networks	7
Efficient Segmentation and Registration of Retinal Image Using Gumble Probability Distribution and BRISK Feature	7
Speaker Identification Based on Physical Variation of Speech Signal	7
Clustering-Based Band Selection Using Structural Similarity Index and Entropy for Hyperspectral Image Classification	7
Deep Learning-Based Micro Facial Expression Recognition Using an Adaptive Tiefes FCNN Model	7
Blind Digital Watermarking Framework Based on DTCWT and NSCT for Telemedicine Application	7
A Region-Based Efficient Network for Accurate Object Detection	7
Classification of Bird Sound Using High-and Low-Complexity Convolutional Neural Networks	7
Signed Convex Combination of Fast Convergence Algorithm to Generalized Sidelobe Canceller Beamformer for Multi-Channel Speech Enhancement	7
Detection of Head Raising Rate of Students in Classroom Based on Head Posture Recognition	7
EfficientNet-B0 Based Monocular Dense-Depth Map Estimation	7
A New Approach for Eye-Blink to Speech Conversion by Dynamic Time Warping	7

Odor and Subject Identification Using Electroencephalography Reaction to Olfactory	6
Performance Analysis of Machine Learning and Deep Learning Models for Classification of Alzheimer’s Disease from Brain MRI	6
Deep Multi-View Breast Cancer Detection: A Multi-View Concatenated Infrared Thermal Images Based Breast Cancer Detection System Using Deep Transfer Learning	6
Multi-Layer Co-Occurrence Matrices for Person Identification from ECG Signals	6
Implementation of Artifact Removal Algorithms in Gait Signals for Diagnosis of Parkinson Disease	6
Deepfakes Classification of Faces Using Convolutional Neural Networks	6
Effect of Data Augmentation in the Classification and Validation of Tomato Plant Disease with Deep Learning Methods	6
Simple, Efficient, Highly Secure, and Multiple Purposed Method on Data Cryptography	6
Image Fusion of Noisy Images Based on Simultaneous Empirical Wavelet Transform	6
Plant Leaf Classification and Comparative Analysis of Combined Feature Set Using Machine Learning Techniques	6
Deep Residual CNN with Contrast Limited Adaptive Histogram Equalization for Weed Detection in Soybean Crops	6
A Novel Deep Convolutional Neural Network for Diagnosis of Skin Disease	6
Signal Dynamics Analysis for Epileptic Seizure Classification on EEG Signals	6
Detection and Classification of Potato Diseases Potato Using a New Convolution Neural Network Architecture	6
A Hybrid System for Handwritten Character Recognition with High Robustness	6
Implementation of Visual Clustering Strategy in Self-Organizing Map for Wear Studies Samples Printed Using FDM	6
A New Global Pooling Method for Deep Neural Networks: Global Average of Top-K Max-Pooling	5
An Automatic Method for Unsupervised Feature Selection of Hyperspectral Images Based on Fuzzy Clustering of Bands	5
Low-Cost Brain-Computer Interface Using the Emotiv Epoc Headset Based on Rotating Vanes	5
Deep Learning Based Super Resolution and Classification Applications for Neonatal Thermal Images	5
Image Recognition of Modern Agricultural Fruit Maturity Based on Internet of Things	5
ECG - Based Emotion Detection via Parallel - Extraction of Temporal and Spatial Features Using Convolutional Neural Network	5
Detection of Sleep Apnea Based on the Analysis of Sleep Stages Data Using Single Channel EEG	5
Vehicle Classification and Counting System Using YOLO Object Detection Technology	5
Ensemble Residual Network Features and Cubic-SVM Based Tomato Leaves Disease Classification System	5
Location Identification and Personalized Recommendation of Tourist Attractions Based on Image Processing	5
Real-Time Obstacle Detection Based on Image Semantic Segmentation and Fusion Network	5
An Illumination Insensitive Normalization Approach to Face Recognition Using Locality Sensitive Discriminant Analysis	5
Improving Depression Prediction Accuracy Using Fisher Score-Based Feature Selection and Dynamic Ensemble Selection Approach Based on Acoustic Features of Speech	5
A New Hybrid Breast Cancer Diagnosis Model Using Deep Learning Model and ReliefF	5
Automatic Detection of COVID-19 Disease by Using Transfer Learning of Light Weight Deep Learning Model	5
A New Framework for Recognizing Normal and Epileptic Seizure from Eye Movement Signals Using Genetic Based Convolutional Neural Network	5
YOLO Object Detector and Inception-V3 Convolutional Neural Network for Improved Brain Tumor Segmentation	5
Comparison of the Effectiveness of Deep Learning Methods for Face Mask Detection	5
Early Detection of Hemorrhagic Stroke Using a Lightweight Deep Learning Neural Network Model	5
Chaotic Systems Based Real-Time Implementation of Visual Cryptography Using LabVIEW	5
Elderly Depression Recognition Based on Facial Micro-Expression Extraction	5
Detection of Hidden Facial Surface Masking in Stored and Real Time Captured Images: A Deep Learning Perspective in Covid Time	5
Fault Diagnosis of Rolling Bearings Based on Improved Empirical Mode Decomposition and Fuzzy C-Means Algorithm	4
Accurate and Efficient Differentiation Between Normal and Epileptic Seizure of Eyes Using 13 Layer Convolution Neural Network	4
Contribution to Single-Channel Fetal Electrocardiogram Identification	4
Extraction of Dynamical Information and Classification of Heart Rate Variability Signals Using Scale Based Permutation Entropy Measures	4
3D Human Activity Classification with 3D Zernike Moment Based Convolutional, LSTM-Deep Neural Networks	4
Infrared Small Target Detection Based on Four-Direction Overlapping Group Sparse Total Variation	4
A New Approach for Automatic Sleep Staging: Siamese Neural Networks	4
Explainable Artificial Intelligence (XAI): Classification of Medical Thermal Images of Neonates Using Class Activation Maps	4
Multiple Linear Regression of Multi-class Images in Devices of Internet of Things	4
A Face Detection Method Based on Skin Color Model and Improved AdaBoost Algorithm	4
Frontal Cortex Neuron Type Classification with Deep Learning and Recurrence Plot	4
A Novel Ensemble Bagging Classification Method for Breast Cancer Classification Using Machine Learning Techniques	4
Differential Privacy Protection of Face Images Based on Region Growing	4
Contactless Multi-biometric System Using Fingerprint and Palmprint Selfies	4
A Framework for Multi-Threshold Image Segmentation of Low Contrast Medical Images	4
Challenges and Limitations in Human Action Recognition on Unmanned Aerial Vehicles: A Comprehensive Survey	4
A Novel Image Fusion Method for Water Body Extraction Based on Optimal Band Combination	4
Compressed High Resolution Satellite Image Processing to Detect Water Bodies with Combined Bilateral Filtering and Threshold Techniques	4
Diagnosis of Pulpitis from Dental Panoramic Radiograph Using Histogram of Gradients with Discrete Wavelet Transform and Multilevel Neural Network Techniques	4
Automatic Extraction of Color Features from Landscape Images Based on Image Processing	4
An Effective Turkey Marble Classification System: Convolutional Neural Network with Genetic Algorithm -Wavelet Kernel - Extreme Learning Machine	4
Comparison of Classification Models Using Entropy Based Features from Sub-bands of EEG	4
Image Based Group Classifier for Brain Tumor Detection Using Machine Learning Technique	4
Thermal Fault Diagnosis of Electrical Equipment in Substations Based on Image Fusion	4
Convolutional Neural Networks-Based Approach to Detect Neonatal Respiratory System Anomalies with Limited Thermal Image	4
Identification of Apnea-Hypopnea Index Subgroups Based on Multifractal Detrended Fluctuation Analysis and Nasal Cannula Airflow Signals	4
Determining the Type of Document Read Using Eye Movement Properties by Hybrid CNN Method	4
An Object Detection Framework Based on Deep Features and High-Quality Object Locations	4
Detection of Skin Cancer Image by Feature Selection Methods Using New Buzzard Optimization (BUZO) Algorithm	4
Deep Learning Application in Detecting Glass Defects with Color Space Conversion and Adaptive Histogram Equalization	4
Identify Attractive and Unattractive Individuals Based on Geometric Features Using Neural Network	4
Vision Based Crack Detection in Concrete Structures Using Cutting-Edge Deep Learning Techniques	4
Respiratory and Motion Artefacts Removal from ICG Signal Using Denoising Techniques for Hemodynamic Parameters Monitoring	4
Classification of OME with Eardrum Otoendoscopic Images Using Hybrid-Based Deep Models, NCA, and Gaussian Method	4
Diagnosis of Heart Diseases Using Heart Sound Signals with the Developed Interpolation, CNN, and Relief Based Model	4
An Investigation of Spectral Efficiency in Linear MRC and MMSE Detectors with Perfect and Imperfect CSI for Massive MIMO Systems	4
AIAVRT: 5.0 Transformation in Medical Education with Next Generation AI- 3D Animation and VR Integrated Computer Graphics Imagery	4
A New Framework Containing Convolution and Pooling Circuits for Image Processing and Deep Learning Applications with Quantum Computing Implementation	4
Recognition and Analysis of Behavior Features of School-Age Children Based on Video Image Processing	4
Satellite Image Enhancement Using an Ameliorated Balance Contrast Enhancement Technique	4
Design of Automated Visual Inspection System for Beverage Industry Production Line	4
Multi-Focus Image Fusion with Multi-Scale Transform Optimized by Metaheuristic Algorithms	4

A Multi-class SVM Based Content Based Image Retrieval System Using Hybrid Optimization Techniques	4
Self-Supervised Speech Enhancement for Arabic Speech Recognition in Real-World Environments	4
Polycystic Ovarian Syndrome Detection by Using Two-Stage Image Denoising	4
A Novel Metaheuristic Algorithm for Edge Detection Based on Artificial Bee Colony Technique	4
Authentication of NIfTI Neuroimages Using Lifting Wavelet Transform, Arnold Cat Map, Z-Transform, and Hessenberg Decomposition	4
Face Recognition by Using 2D Orthogonal Subspace Projections	4
Identification and Classification of Surface Cracks on Concrete Members Based on Image Processing	4
A Hybrid Method Based on LSTM and Optimized SVM for Diagnosis of Novel Coronavirus (COVID-19)	3
Recognition of Teaching Features and Behaviors in Online Open Courses Based on Image Processing	3
Wavelet Based and Statistical EEG Analysis in Patients with Schizophrenia	3
Simple and Efficient Double-Talk-Detector for Acoustic Echo Cancellation	3
Micro-Expression Recognition by Using CNN Features with PSO Algorithm and SVM Methods	3
Removal of Power-Line Interference from ECG Using Decomposition Methodologies and Kalman Filter Framework: A Comparative Study	3
A Target Positioning Method for Industrial Robot Based on Multiple Visual Sensors	3
A Face Detection Method Based on Image Processing and Improved Adaptive Boosting Algorithm	3
Contrast Enhancement of Images Using Meta-Heuristic Algorithm	3
Design and Implementation of a Lossless Compression System for Hyperspectral Images	3
Novel Dominant Color Subband Image Encryption in Visual Sensor Network for Smart Military Surveillance System	3
Cloud-Based LeNet-5 CNN for MRI Brain Tumor Diagnosis and Recognition	3
Android Device Malware Classification Framework Using Multistep Image Feature Extraction and Multihead Deep Neural Ensemble	3
Extraction and Classification of Image Features for Fire Recognition Based on Convolutional Neural Network	3
A Vehicle Recognition Algorithm Based on Deep Convolution Neural Network	3
Study the Influence of Gender and Age in Recognition of Emotions from Algerian Dialect Speech	3
Brain Tumor Diagnosis in MRI Images Using Image Processing Techniques and Pixel-Based Clustering	3
Spectral Graph Wavelet Based Image Steganography Using SVD and Arnold Transform	3
Emotional Analysis and Annotation of Tourism Landscape Images Based on Tourist Experience	3
A Novel Face Recognition Algorithm for Imbalanced Small Samples	3
Investigations of Medical Image Segmentation Methods with Inclusion Mathematical Morphological Operations	3
Muscle Noise Cancellation from ECG Signal Using Self Correcting Leaky Normalized Least Mean Square Adaptive Filter under Varied Step Size and Leakage Coefficient	3
Biomedical Image Segmentation with Modified U-Net	3
A Hybrid Classifier for Handwriting Recognition on Multi-domain Financial Bills Based on DCNN and SVM	3
Recognition of Electromyographic Signal Time Series on Daily Hand Motions Based on Long Short-Term Memory Network	3
Facial Expressions Recognition Based on Delaunay Triangulation of Landmark and Machine Learning	3
Feature Extraction and Retrieval of Ecommerce Product Images Based on Image Processing	3
Depth Perception in a Single RGB Camera Using Body Dimensions and Centroid Property	3
Video Data Extraction and Processing for Investigation of Vehicles’ Impact on the Asphalt Deformation Through the Prism of Computational Algorithms	3
Non-Global Privacy Protection Facing Sensitive Areas in Face Images	3
Comparative Experimental Investigation of Deep Convolutional Neural Networks for Latent Fingerprint Pattern Classification	3
Deep Learning Based Gender Identification Using Ear Images	3
Pointing Cursor Interaction in Virtual Reality from the Perspective of Distance Perception	3
A Novel Detection Method Using YOLOv5 for Vehicle Target under Complex Situation	3
A Hybrid Method of Face Feature Extraction, Classification Based on MLBP and Layered-Recurrent Network	3
An Effective Medical Image Classification: Transfer Learning Enhanced by Auto Encoder and Classified with SVM	3
Detection of Copy-Move Forgery Using Euclidean Distance and Texture Features	3
Gesture Recognition of Somatosensory Interactive Acupoint Massage Based on Image Feature Deep Learning Model	3
End Image Defect Detection of Float Glass Based on Faster Region-Based Convolutional Neural Network	3
A Deep Learning Based System for the Detection of Human Violence in Video Data	3
Dealing with Imbalanced Sleep Apnea Data Using DCGAN	2
HMM Based Language Identification from Speech Utterances of Popular Indic Languages Using Spectral and Prosodic Features	2
Hybrid CNN Based Computer-Aided Diagnosis System for Choroidal Neovascularization, Diabetic Macular Edema, Drusen Disease Detection from OCT Images	2
Automatic Classification and Identification of Road Garbage Images and Evaluation of Environmental Health Based on UNet++	2
Effects of Training Parameters of AlexNet Architecture on Wound Image Classification	2
An Alzheimer’s Disease Identification and Classification Model Based on the Convolutional Neural Network with Attention Mechanisms	2
Diagnosis of Paratuberculosis in Histopathological Images Based on Explainable Artificial Intelligence and Deep Learning	2
Detection of Dense Small Rigid Targets Based on Convolutional Neural Network and Synthetic Images	2
A Robust Automatic Fingerprint Recognition System Using Multi-Connection Hopfield Neural Network	2
Image Denoising Based on Implementing Threshold Techniques in Multi-Resolution Wavelet Domain and Spatial Domain Filters	2
An Improved Transfer Learning Approach for Classification of Types of Cancer	2
An Electronic Bill Encryption Algorithm Based on Multiple Watermark Encryption	2
New Thresholding Technique in DCT Domain for Interference Mitigation in GNSS Receivers	2
Investigation of Epileptic Seizure Signatures Classification in EEG Using Supervised Machine Learning Algorithms	2
A Facial Expression Recognition Model Based on Texture and Shape Features	2
Key-Frame Detection and Video Retrieval Based on DC Coefficient-Based Cosine Orthogonality and Multivariate Statistical Tests	2
Analysis on Food Crispness Based on Time and Frequency Domain Features of Acoustic Signal	2
A Deep Learning Powered System to Lie Detection While Online Study	2
Multi-Scale Edge Detection of Crack in Extra-High Arch Dam Based on Orthogonal Wavelet Construction	2
Analysis of Normal and Adventitious Lung Sound Signals Using Empirical Mode Decomposition and Central Tendency Measure	2
Three-Dimensional Target Detection Based on RGB-D Data	2
Classification of Medical Thermograms Belonging Neonates by Using Segmentation, Feature Engineering and Machine Learning Algorithms	2
Development of Real-Time Fuzzy Synchronization of Chaos Based System for Image Encryption	2
Classroom Video Image Emotion Analysis Method for Online Teaching Quality Evaluation	2
Analysis of Classroom Learning Behaviors Based on Internet of Things and Image Processing	2
Depth Invariant 3D-CU-Net Model with Completely Connected Dense Skip Networks for MRI Kidney Tumor Segmentation	2
WaveTexNeT: Ensemble Based Wavelet-Xception Deep Neural Network Architecture for Color Texture Classification	2
Predictions for Central Lymph Node Metastasis of Papillary Thyroid Carcinoma via CNN-Based Fusion Modeling of Ultrasound Images	2
Handwritten Gurmukhi Digit Recognition System for Small Datasets	2
A Novel Detection Method for Weak Harmonic Signal with Chaotic Noise	2
Identification and Analysis of Limb Rehabilitation Signal Based on Wavelet Transform	2
Detection of Various Types of Metal Surface Defects Based on Image Processing	2
Low-Light Image Enhancement and Target Detection Based on Deep Learning	2
Precise Inspection of Geometric Parameters for Polyvinyl Chloride Pipe Section Based on Computer Vision	2
Dual-Layer Ranking Feature Selection Method Based on Statistical Formula for Driver Fatigue Detection of EMG Signals	2
Modeling Fingerprint Presentation Attack Detection Through Transient Liveness Factor-A Person Specific Approach	2
An Image Classification Algorithm of Financial Instruments Based on Convolutional Neural Network	2
Machine Learning-Based Emotional Recognition in Surveillance Video Images in the Context of Smart City Safety	2
ConvNet: 1D-Convolutional Neural Networks for Cardiac Arrhythmia Recognition Using ECG Signals	2
Moving Vehicle Detection and Tracking Based on Video Sequences	2
Improving Parotid Gland Tumor Segmentation and Classification Using Geometric Active Contour Model and Deep Neural Network Framework	2
Non-Local Retinex Based Dehazing and Low Light Enhancement of Images	2
Classification of Drones Using Edge-Enhanced Micro-Doppler Image Based on CNN	2
Synthesis and Comparison of Improved Edge Detection Technique Based on Metaheuristic and Intelligent Algorithm Optimization	2
ECG Signal Classification Using DWT, MFCC and SVM Classifier	2
Key Technologies for Dynamic Imaging of Disaster-Causing Concealed Water Bodies in Underground Coalmines Based on Transient Electromagnetic Method	2
SVM Prediction Model Interface for Plant Contaminates	2
An Efficient Multi-stage Object-Based Classification to Extract Urban Building Footprints from HR Satellite Images	2