° Develop new features, algorithms and computational architecture of spatial data analysis in GeoDa software. Deliver major release every year with dozens new features. (C++, GDAL, OpenCL, wxWidgets, Boost, BLAS/CLPACK, Xcode, gdb/lldb, Visual Studio C++, GNU make/CMake/nmake) (https://github.com/geodacenter/geoda)° Create the JSgeoda library for spatial data analysis (Javascript, Webassebmly, tape, jsdoc, webpack, node.js) (https://jsgeoda.github.io) ° Create the US Covid Atlas web application, which is one of the most used Covid19 dashboard in US (Javascript, C++, Webassembly, deck.gl, mapbox.gl, d3.js, Python, HTML5/CSS) (https://theuscovidatlas.org) ° Create the library Pygeoda (C++, SWIG, Python, docker, travis-ci, appveyor, pypi) (https://lixun910.github.io/pygeoda)° Create the library Rgeoda (C++, RCPP, R) (https://rgeoda.github.io/rgeoda-book)° Create Postgeoda, an extension for Postgresql database (C/C++, postgresql extension, SQL) for big spatial data analysis in database (https://postgeoda.github.io)

° Develop software “Crime Analytics for Space and Time: CAST” for applying space-time clustering methods and spatial-analysis tools to detect patterns in crimes across space and time (Python, wxPython, C++) (https://geodacenter.github.io/CAST)° Build the GeoDa-Cloud web application (Django, Python, Javascript, Leaflet.js, require.js, D3.js, Postgresql+PostGIS, AWS EC2/S3) (https://webgeoda.github.io)° Design and develop a mapreduce-based algorithm to create spatial weights from big spatial data using Hadoop cluster. (Python, MapReduce, Hadoop, AWS EMR)° Work with ESRI to write the PySAL extension for ArcGIS (Python)° Build a travel planning system for recommending multi-day and multi-stay travel itineraries using publicly shared geo-tagged photos. (Python, OSRM, C++, SIFT, Javascript, Leaflet.js, HTML5/CSS)° Build a data collection system using TabletPC with stylus pen tracking children’s movement in an experimental indoor environment; Build a machine learning based human movement behavioral model using trajectory data collected by this device and other GPS devices. (Python, C++, OpenGL, OpenSteer)° Build a R-CNN model to detect household swimming pool and solar panel using Satellite image tiles (Bing maps) in parallel. (Python, LabelImg/VOC, Keras, Tensorflow)

° Develop new features of distributed multimedia services for Verizon Wireless U.S. (Solaris, SLL, Python, Oracle Realtime DB, EMS, SS7)° Develop new features of a web-based multimedia content management system for Bell Canada. (Java, JSP, EJB/J2EE, Oracle DB)° Build a cross-platform charging platform of multimedia services for China Unicom. (Java, RMI, COBRA)

° Build a video search prototype with semantic video segmentation, video metadata and content-based video ranking and presentation for 2006 Microsoft TechFest. (Asp.Net, C#, Javascript, Ajax, MS SQLServer)

° Develop a cellular base-station based telecom network proficiency analysis software (VB.Net, MS SQL)° Develop a web-based knowledge sharing system used by hundreds of Motorola telecom engineers. (ASP.Net, MS SQL)