--- title: "Matthew Oldach | Software, Data & Practical AI" url: "https://matthewoldach.com/" description: "Explore Matthew Oldach’s software, data and creative computation projects, engineering experience and practical AI consulting for small businesses." --- ![Start chapter pop-up book](https://matthewoldach.com/models/observatory/v1/poster.webp) [Start](https://matthewoldach.com/)[Services](https://matthewoldach.com/services/)[Projects](https://matthewoldach.com/work/)[Field Notes](https://matthewoldach.com/writing/)[About](https://matthewoldach.com/about/)[Contact](https://matthewoldach.com/contact/) [PuttPulse](https://matthewoldach.com/work/#puttpulse)[Shiny-filteRs](https://matthewoldach.com/work/#shiny-filters)[Hinuhinu](https://matthewoldach.com/work/#hinuhinu)Map layers: Moisture · Solar · Ocean depth [Supervised UMAP](https://matthewoldach.com/writing/supervised-umap/)[The Gamification of Fitbit](https://matthewoldach.com/writing/fitbit-gamification/)[Highlighting 3D Brain Regions](https://matthewoldach.com/writing/highlighting-3d-brain-regions/) [Work with me](https://matthewoldach.com/services/)[Experience / CV](https://matthewoldach.com/experience/) [Find the opportunity](https://matthewoldach.com/services/ai-opportunity-assessment/)[Build a focused solution](https://matthewoldach.com/services/ai-workflow-automation/)[Help the team adopt it](https://matthewoldach.com/services/ai-training-adoption/)**Good ideas deserve a way across.** Bring the ambition. Shape the plan. Build it together. Make it yours. [Write me a note](https://matthewoldach.com/contact/#enquiry)Every good collaboration starts with a note. Start chapter preview. [Open Start chapter page ↗](https://matthewoldach.com/)[Open Services page ↗](https://matthewoldach.com/services/) Choose a chapter to turn through the book in order. Viewing **Start**. Keyboard and reduced-motion navigation switch directly. Use the chapter links to open the regular pages. The animated prototype needs JavaScript. An interactive book of things I make. Drag to explore. Choose a chapter. Matthew Oldach · Engineer & creative thinker # Curiosity, put to work. I turn software, data and AI into things people can understand, use, and enjoy. [Work with me](https://matthewoldach.com/services/) [Experience / CV](https://matthewoldach.com/experience/) Independent projects. Practical thinking.[AI consulting · Remote, worldwide ↗](https://matthewoldach.com/services/) 01 / Selected work ## Independent ideas. _Made tangible._ [Explore the projects ↗](https://matthewoldach.com/work/) Your browser does not support this video. [Open the original project clip.](https://matthewoldach.com/media/hinuhinu-walkthrough.mp4) [Open clip ↗](https://matthewoldach.com/media/hinuhinu-walkthrough.mp4) Hinuhinu / Original terrain flyby Interactive cartography · 2019 ### [A different point of view.](https://matthewoldach.com/work/#hinuhinu) Bringing Hawaiian landscapes into a Shiny application—and adapting the experience to the realities of rendering and memory. [Explore the engineering decisions ↗](https://matthewoldach.com/work/#hinuhinu) [![Original Shiny-filteRs application with a Voronoi-filtered portrait](https://matthewoldach.com/_astro/featured.B0pZE5pd_Z1CbAt1.webp)](https://matthewoldach.com/work/#shiny-filters) Creative computation · 2019 ### [Code, meet colour.](https://matthewoldach.com/work/#shiny-filters) Shiny-filteRs. A mobile-oriented experiment in images, interfaces and languages. [![PuttPulse concept: a disc-golf basket on mulch within a grassy circle marked by plastic whiskers](https://matthewoldach.com/_astro/putting-area-reference-v1.iUpgWaMs_Z2b7pXG.webp)](https://matthewoldach.com/work/#puttpulse) Product development · Concept illustration ### [Practice, with purpose.](https://matthewoldach.com/work/#puttpulse) PuttPulse. Disc golf practice product. 02 / A small experiment ## Same world. _Different lens._ What happens when a neural network sees a city through the texture of a nebula? Explore a result from my style-transfer experiment. Move between the original content and the transformed image, then read how the models were trained. [Inside the experiment ↗](https://matthewoldach.com/work/#style-transfer) Medium Images & moving pictures Tools Python · TensorFlow · SLURM Published April 2019 Content meets imagination ![Content image: riverside buildings reflected in the water](https://matthewoldach.com/_astro/example.BpkAMUM2_ZF7nt7.webp)Original ![Style-transfer output: the same buildings rendered in the colors and textures of a nebula](https://matthewoldach.com/_astro/example.BpkAMUM2_ZF7nt7.webp)Transformed Slide to explore 50% From the original 2019 experiment. Same content, a different visual language. [Read the method and credits](https://matthewoldach.com/writing/faststyletransfer/) 03 / Work together ## Good questions. _Useful next steps._ Practical AI consulting for small businesses. Working remotely, wherever you are. 1. Opportunity assessment ### [Find the right problem.](https://matthewoldach.com/services/ai-opportunity-assessment/) A clear view of where AI could help, where it should not, and what is worth trying first. [Explore](https://matthewoldach.com/services/ai-opportunity-assessment/) 2. Workflow implementation ### [Build something useful.](https://matthewoldach.com/services/ai-workflow-automation/) One focused workflow, with clear boundaries, human review and a practical handover. [Explore](https://matthewoldach.com/services/ai-workflow-automation/) 3. Training & adoption ### [Make it part of the day.](https://matthewoldach.com/services/ai-training-adoption/) Hands-on practice that helps your team use a new tool with confidence and judgment. [Explore](https://matthewoldach.com/services/ai-training-adoption/) Building a team or exploring an idea together? [Meet the person behind the projects ↗](https://matthewoldach.com/experience/) 04 / Open notes ## Follow a _train of thought._ [All writing ↗](https://matthewoldach.com/writing/) [ ![Original supervised UMAP embedding plot with coloured clusters](https://matthewoldach.com/_astro/embedded-03.on8ItOPk_TIKgQ.webp) Dimensionality reduction · R · Python 2023 ### Supervised UMAP Slideshow Read the article → ](https://matthewoldach.com/writing/supervised-umap/)[ ![Green pixel-art scene from the original Fitbit gamification project](https://matthewoldach.com/_astro/featured.qIbulrdU_gugi2.webp) APIs · R · Gamification 2018 ### The Gamification of Fitbit: How An API Provided The Next Level of tRaining Read the article → ](https://matthewoldach.com/writing/fitbit-gamification/)[ ![Original brain rendering with a small red highlighted region](https://matthewoldach.com/_astro/featured.dcGZhJVU_rALMy.webp) Visualisation · R · MATLAB 2018 ### How to Highlight 3D Brain Regions Read the article → ](https://matthewoldach.com/writing/highlighting-3d-brain-regions/)