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Name: Christian Johnston
Type: User
Company: Permutive
Location: London
Name: Christian Johnston
Type: User
Company: Permutive
Location: London
AI search algorithms to solve the Travelling Salesman Problem, written in Java.
Fancy stream processing made operationally mundane
Personal e-portfolio
Essay on advising a company that is interested in migrating its business-critical infrastructure to the Cloud. Discussing how such a deployment would need to be managed in terms of infrastructure and security.
Animation of a car moving around a plane using hotkeys, written in Javascript, HTML using WebGL.
Exploring the use of parametric surfaces and Bezier curves in complex object modelling using geomodl Python library
Road Surface Region Detection in 3D Stereo using RANSAC algorithm
Creating a primitive blockchain using Python including Proof of Work and cryptographic signatures
Cryptography: POW, POS, interacting with bitcoin-testnet, analysis of Zcash and Zerocoin protocol
Validating a new flocking based evolutionary computation strategy for measuring centrality of online social networks
Dissertation 2018/19 on the Ethereum blockchain
Compositional, streaming I/O library for Scala
Google Cloud Pub/Sub stream-based client built on top of cats-effect, fs2 and http4s.
Thee task was to apply multiple image processing algorithms to illustrate the technique of image segmentation. This was done in Python utilising the OpenCV python library. I used this for image segmentation of worms to count them, label them and classify them as dead or alive.
Back-end of online shop implementing socket programming, RMI (Middleware) and passive replication in Java.
Numerical Algorithms and Parallel Programming
Mixed-integer linear programming problem
Optimising matrix-matrix multiplications
Apache Pinot Documentation
Personal Medication Application written in Java using the Eclipse GUI builder Swing.
Semantic Web: Joins in SPARQL over RDF resources
Big data analytics with Apache Spark
Structure from motion via the python computer vision library openCV
Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)
A declarative, efficient, and flexible JavaScript library for building user interfaces.
🖖 Vue.js is a progressive, incrementally-adoptable JavaScript framework for building UI on the web.
TypeScript is a superset of JavaScript that compiles to clean JavaScript output.
An Open Source Machine Learning Framework for Everyone
The Web framework for perfectionists with deadlines.
A PHP framework for web artisans
Bring data to life with SVG, Canvas and HTML. 📊📈🎉
JavaScript (JS) is a lightweight interpreted programming language with first-class functions.
Some thing interesting about web. New door for the world.
A server is a program made to process requests and deliver data to clients.
Machine learning is a way of modeling and interpreting data that allows a piece of software to respond intelligently.
Some thing interesting about visualization, use data art
Some thing interesting about game, make everyone happy.
We are working to build community through open source technology. NB: members must have two-factor auth.
Open source projects and samples from Microsoft.
Google ❤️ Open Source for everyone.
Alibaba Open Source for everyone
Data-Driven Documents codes.
China tencent open source team.