yusuke1997/dblp-id-title huggingface dataset:
Sparse Auto-Calibration for Radar Coincidence Imaging with Gain-Phase Errors
Bidirectional Drive with Inhibited Hysteresis for Piezoelectric Actuators
The Multi-Chamber Electronic Nose - An Improved Olfaction Sensor for Mobile Robotics
A Trust-Based Secure Routing Scheme Using the Traceback Approach for Energy-Harvesting Wireless Sensor Networks
Vision-Based Estimation of Force Balance of Near-Suspended Melt Pool for Drooping and Collapsing Prediction
A Framework of Combining Short-Term Spatial/Frequency Feature Extraction and Long-Term IndRNN for Activity Recognition
Case Studies with the Contiki-NG Simulator to Design Strategies for Sensors' Communication Optimization in an IoT-Fog Ecosystem
Efficient High-Rate Satellite Clock Estimation for PPP Ambiguity Resolution Using Carrier-Ranges
A Multi-Source Data Fusion Network for Wood Surface Broken Defect Segmentation
Using Wearable and Non-Invasive Sensors to Measure Swallowing Function: Detection, Verification, and Clinical Application
Utility and Usability of Two Forms of Supplemental Vibrotactile Kinesthetic Feedback for Enhancing Movement Accuracy and Efficiency in Goal-Directed Reaching
Application of Convolutional Neural Network-Based Feature Extraction and Data Fusion for Geographical Origin Identification of Radix Astragali by Visible/Short-Wave Near-Infrared and Near Infrared Hyperspectral Imaging
Atmospheric Correction of Satellite GF-1/WFV Imagery and Quantitative Estimation of Suspended Particulate Matter in the Yangtze Estuary
Extremely Sensitive Microwave Sensor for Evaluation of Dielectric Characteristics of Low-Permittivity Materials
Multi-Target Localization Based on Unidentified Multiple RSS/AOA Measurements in Wireless Sensor Networks
Exploration of MPSO-Two-Stage Classification Optimization Model for Scene Images with Low Quality and Complex Semantics
A Study of Vicon System Positioning Performance
Over the Limits of Traditional Sampling: Advantages and Issues of AICs for Measurement Instrumentation
Development of Low-Cost Wireless Sensing System for Smart Ultra-High Performance Concrete
Self-Mixing Interferometer for Acoustic Measurements through Vibrometric Calibration
The Classification of Movement in Infants for the Autonomous Monitoring of Neurological Development
Robust OCC System Optimized for Low-Frame-Rate Receivers
Benchmarking the Performance of Mobile Laser Scanning Systems Using a Permanent Test Field
Effect of Dispersion-Enhanced Sensitivity in a Two-Mode Optical Waveguide with an Asymmetric Diffraction Grating
Modeling of Thermal Phase Noise in a Solid Core Photonic Crystal Fiber-Optic Gyroscope
An Efficient NLOS Errors Mitigation Algorithm for TOA-Based Localization
Measurement of Ex Vivo Liver, Brain and Pancreas Thermal Properties as Function of Temperature
Structured Background Modeling for Hyperspectral Anomaly Detection
k-Tournament Grasshopper Extreme Learner for FMG-Based Gesture Recognition
Rope Jumping Strength Monitoring on Smart Devices via Passive Acoustic Sensing
An Online SBAS Service to Improve Drone Navigation Performance in High-Elevation Masked Areas
Review-Microwave Radar Sensing Systems for Search and Rescue Purposes
Suitability and Comparison of Questionnaires Assessing Virtual Reality-Induced Symptoms and Effects and User Experience in Virtual Environments
Traffic Congestion Detection System through Connected Vehicles and Big Data
A Model Transfer Method among Spectrometers Based on Improved Deep Autoencoder for Concentration Determination of Heavy Metal Ions by UV-Vis Spectra
Characterization of Shear Horizontal Waves Using a 1D Laser Doppler Vibrometer
Joint Optimization of Deep Neural Network-Based Dereverberation and Beamforming for Sound Event Detection in Multi-Channel Environments
Water Area Extraction Using RADARSAT SAR Imagery Combined with Landsat Imagery and Terrain Information
Efficacy of Specific Trunk Exercises in the Balance Dysfunction of Patients with Parkinson's Disease: A Systematic Review and Meta-Analysis
Design and Implementation of a Trust Information Management Platform for Social Internet of Things Environments
Comparative Study of Different Methods in Vibration-Based Terrain Classification for Wheeled Robots with Shock Absorbers
Application of InSAR and GIS Techniques to Ground Subsidence Assessment in the Nobi Plain, Central Japan
Dynamic Compensation Method for Humidity Sensors Based on Temperature and Humidity Decoupling
A Setup for Camera-Based Detection of Simulated Pathological States Using a Neonatal Phantom
Rapid Estimation of Crop Water Stress Index on Tomato Growth
Characterization Method of Damage Information Based on Heterogeneous Network
A Clinically Evaluated Interferometric Continuous-Wave Radar System for the Contactless Measurement of Human Vital Parameters
Whole-Cell Fluorescent Biosensors for Bioavailability and Biodegradation of Polychlorinated Biphenyls
A Performance Comparison between Different Industrial Real-Time Indoor Localization Systems for Mobile Platforms
Quantitative Analysis of Nutrient Elements in Soil Using Single and Double-Pulse Laser-Induced Breakdown Spectroscopy
Non-Destructive Evaluation for Corrosion Monitoring in Concrete: A Review and Capability of Acoustic Emission Technique
Toward Early and Objective Hand Osteoarthritis Detection by Using EMG during Grasps
Diagnostic Devices for Isothermal Nucleic Acid Amplification
Win, Draw, or Lose? Global Positioning System-Based Variables' Effect on the Match Outcome: A Full-Season Study on an Iranian Professional Soccer Team
General Mass Property Measurement Equipment for Large-Sized Aircraft
An Integrated Wireless Wearable Sensor System for Posture Recognition and Indoor Localization
Cross-Parallel Transformer: Parallel ViT for Medical Image Segmentation
Lightweight Microcontroller with Parallelized ECC-Based Code Memory Protection Unit for Robust Instruction Execution in Smart Sensors
Machine Learning-Based Estimation of Ground Reaction Forces and Knee Joint Kinetics from Inertial Sensors While Performing a Vertical Drop Jump
Designing a Robust Kelvin Probe Setup Optimized for Long-Term Surface Photovoltage Acquisition
Photovoltaic Array Fault Diagnosis Based on Gaussian Kernel Fuzzy C-Means Clustering Algorithm
An Electrochemical Sensor Based on Gold-Nanocluster-Modified Graphene Screen-Printed Electrodes for the Detection of β-Lactoglobulin in Milk
Design of a Low-Power and Low-Area 8-Bit Flash ADC Using a Double-Tail Comparator on 180 nm CMOS Process
Magnetic Cell Centrifuge Platform Performance Study with Different Microsieve Pore Geometries
Analysis of the Bias on the Beidou GEO Multipath Combinations
A Circular-Based Reference Point Extraction Method for Correcting the Alignment of Round Parts
Modeling IoT-Based Solutions Using Human-Centric Wireless Sensor Networks
Multimodal Approach for Emotion Recognition Based on Simulated Flight Experiments
Remaining Useful Life Estimation of MoSi2 Heating Element in a Pusher Kiln Process
Low-Cost Impact Detection and Location for Automated Inspections of 3D Metallic Based Structures
FOG Random Drift Signal Denoising Based on the Improved AR Model and Modified Sage-Husa Adaptive Kalman Filter
Low Computational Signal Acquisition for GNSS Receivers Using a Resampling Strategy and Variable Circular Correlation Time
Evaluation of Structurally Distorted Split GFP Fluorescent Sensors for Cell-Based Detection of Viral Proteolytic Activity
Virtual Reality-Incorporated Horse Riding Simulator to Improve Motor Function and Balance in Children with Cerebral Palsy: A Pilot Study
AMFF-Net: An Effective 3D Object Detector Based on Attention and Multi-Scale Feature Fusion
The Micro-Pillar Shear-Stress Sensor MPS 3 for Turbulent Flow
Synchronous Control of a Group of Flying Robots Following a Leader UAV in an Unfamiliar Environment
Daily-Life Walking Speed, Quality and Quantity Derived from a Wrist Motion Sensor: Large-Scale Normative Data for Middle-Aged and Older Adults
Influence of Two-Plane Position and Stress on Intensity-Variation-Based Sensors: Towards Shape Sensing in Polymer Optical Fibers
Focusing Sensor Design for Open Electrical Impedance Tomography Based on Shape Conformal Transformation
Antiresonant Hollow-Core Fiber-Based Dual Gas Sensor for Detection of Methane and Carbon Dioxide in the Near- and Mid-Infrared Regions
Optical Design of Imaging Spectrometer Based on Linear Variable Filter for Nighttime Light Remote Sensing
Driver Identification System Using Normalized Electrocardiogram Based on Adaptive Threshold Filter for Intelligent Vehicles
Optimal Deployment of Charging Stations for Aerial Surveillance by UAVs with the Assistance of Public Transportation Vehicles
Manipulation of Superparamagnetic Beads on Patterned Exchange-Bias Layer Systems for Biosensing Applications
A Flexible Wearable Sensor Based on Laser-Induced Graphene for High-Precision Fine Motion Capture for Pilots
Terahertz Time-Domain Polarimetry in Reflection for Film Characterization
A Software Defined Radio Based Anti-UAV Mobile System with Jamming and Spoofing Capabilities
Remote Control System for Battery-Assisted Devices with 16 nW Standby Consumption
Design of an Automated Multiposition Dynamic Wheelchair
Measuring Device for Air Speed in Macroporous Media and Its Application Inside Apple Storage Bins
Neural Network for Enhancing Microscopic Resolution Based on Images from Scanning Electron Microscope
The Contribution of Machine Learning in the Validation of Commercial Wearable Sensors for Gait Monitoring in Patients: A Systematic Review
Research on Point Cloud Registering Method of Tunneling Roadway Based on 3D NDT-ICP Algorithm
Advanced Machine Learning Models for Estimating the Distribution of Sea-Surface Particulate Organic Carbon (POC) Concentrations Using Satellite Remote Sensing Data: The Mediterranean as an Example
Noise Analysis and Suppression Methods for the Front-End Readout Circuit of a Microelectromechanical Systems Gyroscope
Characterization of the Kinetyx SI Wireless Pressure-Measuring Insole during Benchtop Testing and Running Gait
Toward an Applied Cyber Security Solution in IoT-Based Smart Grids: An Intrusion Detection System Approach
A Systematic Methodology to Analyze the Impact of Hand-Rim Wheelchair Propulsion on the Upper Limb
A Low-Cost and Portable Dual-Channel Fiber Optic Surface Plasmon Resonance System
Measurement of Wall Shear Stress in High Speed Air Flow Using Shear-Sensitive Liquid Crystal Coating
Vulnerabilities of the Open Platform Communication Unified Architecture Protocol in Industrial Internet of Things Operation
Recognition of Attentional States in VR Environment: An fNIRS Study
Performance Enhancement in Federated Learning by Reducing Class Imbalance of Non-IID Data
Design and Development of a Broadband Vibration Energy Harvester Suitable for Tractor Exhaust Cylinder Vibration
Effects of AlN and BCN Thin Film Multilayer Design on the Reaction Time of Ni/Ni-20Cr Thin Film Thermocouples on Thermally Sprayed Al 2 O 3
Single Line-to-Ground Fault Type Multilevel Classification in Distribution Network Using Realistic Recorded Waveform
A Monocular SLAM-based Controller for Multirotors with Sensor Faults under Ground Effect
Optimal Control of Air Conditioning Systems by Means of CO2 Sensors in Electric Vehicles
VestAid: A Tablet-Based Technology for Objective Exercise Monitoring in Vestibular Rehabilitation
Circularly Polarized Ultra-Wideband Antenna for Uni-Traveling-Carrier Photodiode Terahertz Source
Dielectric Metalens: Properties and Three-Dimensional Imaging Applications
Simple Random Sampling-Based Probe Station Selection for Fault Detection in Wireless Sensor Networks
Non-Technical Skill Assessment and Mental Load Evaluation in Robot-Assisted Minimally Invasive Surgery
From a Low-Cost Air Quality Sensor Network to Decision Support Services: Steps towards Data Calibration and Service Development
Reducing the Influence of Environmental Factors on Performance of a Diffusion-Based Personal Exposure Kit
Fabrication and Characterization of Non-Equilibrium Plasma-Treated PVDF Nanofiber Membrane-Based Sensors
LTCC-Integrated Dielectric Resonant Antenna Array for 5G Applications
The Synthesis Model of Flat-Electrode Hemispherical Resonator Gyro
Scale-Space Feature Recalibration Network for Single Image Deraining
TSG-SLAM: SLAM Employing Tight Coupling of Instance Segmentation and Geometric Constraints in Complex Dynamic Environments
Data-Driven AI Models within a User-Defined Optimization Objective Function in Cement Production
Spatial and Temporal Variation of Urban Heat Islands in French Guiana
Simulation of the Transmission Spectrum of Long-Period Fiber Gratings Structures with a Propagating Acoustic Shock Front
Merit-Based Motion Planning for Autonomous Vehicles in Urban Scenarios
A Small Intestinal Stromal Tumor Detection Method Based on an Attention Balance Feature Pyramid
Advances in Design Strategies of Multiplex Electrochemical Aptasensors
Assessment of the Speed Management Impact on Road Traffic Safety on the Sections of Motorways and Expressways Using Simulation Methods
Correction: Moreno, A., et al. Design of a Cooperative ITS Architecture Based on Distributed RSUs
Electropolymerised pH Insensitive Salicylic Acid Reference Systems: Utilization in a Novel pH Sensor for Food and Environmental Monitoring
Transformer Feature Enhancement Network with Template Update for Object Tracking
SDHAR-HOME: A Sensor Dataset for Human Activity Recognition at Home
Impact of Fireworks Industry Safety Measures and Prevention Management System on Human Error Mitigation Using a Machine Learning Approach
An Open-Source Wireless Electrophysiological Complex for In Vivo Recording Neuronal Activity in the Rodent's Brain
ADAPTS: An Intelligent Sustainable Conceptual Framework for Engineering Projects
On Plant Detection of Intact Tomato Fruits Using Image Analysis and Machine Learning Methods
Spatial-Temporal Features Based Sensor Network Partition in Dam Safety Monitoring System
Monitoring a Heatsink Temperature Field Using Raman-Based Distributed Temperature Sensor in a Vacuum and -173 °C Environment
Addressing Multi-User Interference in Vehicular Visible Light Communications: A Brief Survey and an Evaluation of Optical CDMA MAC Utilization in a Multi-Lane Scenario
Adaptive Federated IMM Filter for AUV Integrated Navigation Systems
Attention-Deficit/Hyperactivity Disorder (ADHD): Integrating the MOXO-dCPT with an Eye Tracker Enhances Diagnostic Precision
Near-Infrared Sensors for Onsite and Noninvasive Quantification of Macronutrients in Breast Milk
The Application of Microelectromechanical Systems (MEMS) Accelerometers to the Assessment of Blast Threat to Armored Vehicle Crew
Using Vehicle Interior Noise Classification for Monitoring Urban Rail Transit Infrastructure
Multiple-Actuator Fault Isolation Using a Minimal ℓ1-Norm Solution with Applications in Overactuated Electric Vehicles
A MEMS Device Capable of Measuring Near-Field Thermal Radiation between Membranes
Wideband SiGe-HBT Low-Noise Amplifier with Resistive Feedback and Shunt Peaking
Multi-User Joint Detection Using Bi-Directional Deep Neural Network Framework in NOMA-OFDM System
3D Object Detection and Instance Segmentation from 3D Range and 2D Color Images
Behavioral Acoustic Emanations: Attack and Verification of PIN Entry Using Keypress Sounds
Sensors and System for Vehicle Navigation
Integrated Navigation Algorithm Based on Multiple Fading Factors Kalman Filter
An Efficient Correlation-Based Cache Retrieval Scheme at the Edge for Internet of Things
Simultaneous Transmission of Photonic Services over One Fiber with an ITU 100 GHz Grid
An Improved DBSCAN Method for LiDAR Data Segmentation with Automatic Eps Estimation
Colorimetric Paper-Based Sensors against Cancer Biomarkers
Coherence Function and Adaptive Noise Cancellation Performance of an Acoustic Sensor System for Use in Detecting Coronary Artery Disease
Application of Feature Extraction Methods for Chemical Risk Classification in the Pharmaceutical Industry
Quantification Method for Electrolytic Sensors in Long-Term Monitoring of Ambient Air Quality
A Learning-Based Vehicle-Cloud Collaboration Approach for Joint Estimation of State-of-Energy and State-of-Health
Non-Contact Smartphone-Based Monitoring of Thermally Stressed Structures
Emotion Self-Regulation in Neurotic Students: A Pilot Mindfulness-Based Intervention to Assess Its Effectiveness through Brain Signals and Behavioral Data
H∞ Robust Control of a Large-Piston MEMS Micromirror for Compact Fourier Transform Spectrometer Systems
An Intelligent Model-Based Effective Approach for Glycemic Control in Type-1 Diabetes
Rapid and Sensitive Detection of Severe Acute Respiratory Syndrome Coronavirus 2 in Label-Free Manner Using Micromechanical Sensors
A Possible Smart Metering System Evolution for Rural and Remote Areas Employing Unmanned Aerial Vehicles and Internet of Things in Smart Grids
EXecutive-Functions Innovative Tool (EXIT 360°): A Usability and User Experience Study of an Original 360°-Based Assessment Instrument
A Phonocardiographic-Based Fiber-Optic Sensor and Adaptive Filtering System for Noninvasive Continuous Fetal Heart Rate Monitoring
Computer Reconstruction of Plant Growth and Chlorophyll Fluorescence Emission in Three Spatial Dimensions
Data Collection Method for Mobile Sensor Networks Based on the Theory of Thermal Fields
Performance Analysis of Wearable Dual-Band Patch Antenna Based on EBG and SRR Surfaces
A Fiber Bragg Grating Based Torsional Vibration Sensor for Rotating Machinery
Recent Development of Flexible Tactile Sensors and Their Applications
Reconstruction of a Car-Running Pedestrian Accident Based on a Humanoid Robot Method
Visual-Based Defect Detection and Classification Approaches for Industrial Applications - A SURVEY
Energy Harvesting for TDS-OFDM in NOMA-Based Underwater Communication Systems
Sensor Information Fusion by Integrated AI to Control Public Emotion in a Cyber-Physical Environment
Dynamic Impedance Analysis of Intestinal Anastomosis during High-Frequency Electric Field Welding Process
Analysis and Reduction of Solar Stray Light in the Nighttime Imaging Camera of Luojia-1 Satellite
Semi-Blind Receivers for Two-Hop MIMO Relay Systems with a Combined TSTF-MSMKron Coding
Optical Remote Sensing in Provisioning of Ecosystem-Functions Analysis - Review
Large-Scale Tactile Detection System Based on Supervised Learning for Service Robots Human Interaction
Motor Function Evaluation of Hemiplegic Upper-Extremities Using Data Fusion from Wearable Inertial and Surface EMG Sensors
Evaluations of 3D-Printed Surgical Mask Tension Release Bands for Common COVID-19 Use with Biomechanics, Sensor Array System, and Finite Element Analysis
Transfer Learning for Indoor Localization Algorithm Based on Deep Domain Adaptation
Federated Learning in the Detection of Fake News Using Deep Learning as a Basic Method
Use of Multiple Bacteriophage-Based Structural Color Sensors to Improve Accuracy for Discrimination of Geographical Origins of Agricultural Products
A Configurable Monitoring, Testing, and Diagnosis System for Electric Power Plants
Implicit Overhearing Node-Based Multi-Hop Communication Scheme in IoT LoRa Networks
Experimental Study on Magnetic Coupling Piezoelectric-Electromagnetic Composite Galloping Energy Harvester
Lower Body Joint Angle Prediction Using Machine Learning and Applied Biomechanical Inverse Dynamics
Solar Blue Light Radiation Enhancement during Mid to Low Solar Elevation Periods under Cloud Affected Skies
The Design of a Low Noise, Multi-Channel Recording System for Use in Implanted Peripheral Nerve Interfaces
On the Performance Evaluation of a MIMO-WCDMA Transmission Architecture for Building Management Systems
Changes of Corneal Biomechanical Properties upon Exclusive Ytt-/Sr-90 Irradiation of Pterygium
FedVoting: A Cross-Silo Boosting Tree Construction Method for Privacy-Preserving Long-Term Human Mobility Prediction
Speckle Noise Suppression in SAR Images Using a Three-Step Algorithm
Hierarchical Fusion Network with Enhanced Knowledge and Contrastive Learning for Multimodal Aspect-Based Sentiment Analysis on Social Media
The Development of Sensor Applications in the Sectors of Energy and Environment in Italy, 1976-2015
Estimating Blood Pressure from the Photoplethysmogram Signal and Demographic Features Using Machine Learning Techniques
Lock-in Amplifier-Based Impedance Detection of Tissue Type Using a Monopolar Injection Needle
A Microstrip Transmission Line Biosensor to Measure the Interaction between Microliter Aqueous Solutions and 1.0-17.0 GHz Radio Frequencies
Effectiveness of the Relative Strength Index Signals in Timing the Cryptocurrency Market
A Novel Method for Heat Haze-Induced Error Mitigation in Vision-Based Bridge Displacement Measurement
A Dynamic Motion Analysis of a Six-Wheel Ground Vehicle for Emergency Intervention Actions
Packets-to-Prediction: An Unobtrusive Mechanism for Identifying Coarse-Grained Sleep Patterns with WiFi MAC Layer Traffic
Internet of Bikes: A DTN Protocol with Data Aggregation for Urban Data Collection
Multitemporal Terrestrial Laser Scanning for Marble Extraction Assessment in an Underground Quarry of the Apuan Alps (Italy)
Bandwidth Enhancement of a V-Band Klystron with Stagger-Tuned Multiple Radial Re-Entrant Cavities
Direct Position Determination of Unknown Signals in the Presence of Multipath Propagation
Integrating Wearable Textiles Sensors and IoT for Continuous sEMG Monitoring
A Contactless Laser Doppler Strain Sensor for Fatigue Testing with Resonance-Testing Machine
Object-Based Dense Matching Method for Maintaining Structure Characteristics of Linear Buildings
Enhancing the Minimum Awareness Failure Distance in V2X Communications: A Deep Reinforcement Learning Approach
An Improved YOLOv7 Lightweight Detection Algorithm for Obscured Pedestrians
Recognizing Human Activity of Daily Living Using a Flexible Wearable for 3D Spine Pose Tracking
Analysis of Differences in Phenology Extracted from the Enhanced Vegetation Index and the Leaf Area Index
Development of a Novel Gas-Sensing Platform Based on a Network of Metal Oxide Nanowire Junctions Formed on a Suspended Carbon Nanomesh Backbone
A Bayesian Approach to Unsupervised, Non-Intrusive Load Disaggregation
Effect of Gait Speed on Trajectory Prediction Using Deep Learning Models for Exoskeleton Applications
Towards Feasible Solutions for Load Monitoring in Quebec Residences
Prediction of Fruity Aroma Intensity and Defect Presence in Virgin Olive Oil Using an Electronic Nose
An Intelligent Automated Door Control System Based on a Smart Camera
Enhancing Safety and Efficiency in Firefighting Operations via Deep Learning and Temperature Forecasting Modeling in Autonomous Unit
Towards Autonomous Agriculture: Automatic Ground Detection Using Trinocular Stereovision
A Reliable Pipeline Leak Detection Method Using Acoustic Emission with Time Difference of Arrival and Kolmogorov-Smirnov Test
Effects of Brownfield Remediation on Total Gaseous Mercury Concentrations in an Urban Landscape
An Underwater Source Location Privacy Protection Scheme Based on Game Theory in a Multi-Attacker Cooperation Scenario
Configurable Offline Sensor Placement Identification for a Medical Device Monitoring Parkinson's Disease
Evaluation of ESA Active, Passive and Combined Soil Moisture Products Using Upscaled Ground Measurements
Quad Gaussian Networks for Vehicle Detection in Aerial Images
Coarse-to-Fine Adaptive People Detection for Video Sequences by Maximizing Mutual Information
Ephemeral Keys Authenticated with Merkle Trees and Their Use in IoT Applications
Lightweight Transformer Model for Mobile Application Classification
Convex Decomposition for a Coverage Path Planning for Autonomous Vehicles: Interior Extension of Edges
Measurements of the Vertical Displacements of a Railway Bridge Using TLS Technology in the Context of the Upgrade of the Polish Railway Transport
Research on a Simulation Method of the Millimeter Wave Radar Virtual Test Environment for Intelligent Driving
Nonenzymatic Glucose Sensors Based on Copper Sulfides: Effect of Binder-Particles Interactions in Drop-Casted Suspensions on Electrodes Electrochemical Performance
Research on Defect Detection Method of Fusion Reactor Vacuum Chamber Based on Photometric Stereo Vision