(Topics include but are not limited to)
Topic 1: Surveying and Mapping
photogrammetry
geodesy
surveying and mapping technique
Engineering surveying
Microwave Remote Sensing
mapping
Position perception
satellite navigation
Mine survey
Hyperspectral image processing
optical remote sensing
Microwave Remote Sensing
Remote sensing of atmospheric environment
Remote Sensing Information Engineering
image processing techniques 
Remote sensing data fusion
Remote sensing data quality
Remote sensing mode analysis
Surveying and Mapping
data structure
quantum computing
randomized algorithm
high performance computing
Remote sensing of atmospheric environment
Remote Sensing Information Engineering
image processing techniques 
Remote sensing data fusion
Remote sensing data quality
Remote sensing mode analysis
Research and development of surveying instruments
Deep learning algorithms
Hyperspectral image processing
AI assisted positioning
Advanced numerical algorithms
Geospatial Data Model
Parallel and distributed algorithms
Smart Ocean and Digital Earth
Augmented Reality and Virtual Reality
Multipath Component Analysis and Tracking
Graphic drawing and graphic algorithms
Big data search algorithms and systems
mapping
Smart Ocean and Digital Earth
surveying and mapping technique
Research and development of surveying instruments
Precision surveying instruments
digital map
Deformation monitoring data processing
digital image processing
Geographic Science
cartography
Urban Spatial Informatics
Deformation and subsidence engineering
Topic 2: Optical Sensing
Optical sensing applications
wearable sensor
Fuzzy/Perception Control System
Motion and position tracking
control theory and application
Adaptive Control Technology
Sensor Networks and Applications
Internet of Things and Sensing Technology
Sensor/actuator system
Intelligent sensors and soft sensing
Optical chemical sensor system
Wireless sensors and sensor networks
MEMS and Intelligent Sensor Technology
Ultrasonic, acoustic, magnetic sensors
Environmental remote sensing
optical remote sensing
Image Data Processing Technology
Hyperspectral image processing
remote sensing information extraction
Remote sensing data fusion
Big data analysis and processing
Global Positioning and Navigation System
sar
Classification and Data Mining Techniques
Microwave Remote Sensing
geographic information science
Planetary Remote Sensing and Mapping
Topic 3: Computer Modeling
Modeling and simulation of complex systems
Application of Modeling and Simulation Technology
Analysis and stochastic modeling techniques and their applications
Biomedical Visualization and Its Applications
Bond Graph Modeling
Chaos modeling, control, and signal transmission
Emerging technologies and applications
Finite element and boundary element techniques
High performance computing and simulation
Information and Science Visualization
Interaction paradigm and human factors
Internet, Web, and Security Visualization
Prototyping and simulation
Real time modeling and simulation
Simulation and Modeling in Molecular Biology
Computational and Systems Biology
Computational Modeling and Simulation in Science and Engineering
Discrete and numerical simulation
Discrete event modeling and simulation in production, logistics, and transportation
Perception Issues in Visualization and Modeling
Process simulation and modeling
linear regression model
random effect model
Time series modelling
Spatial statistical modeling
Machine learning models
predictive modeling
structural equation model 
Reinforcement Learning
model selection
Modeling of complex systems