Curious Data Explorer

Ingesting a Nation’s Railway: Real-time Data Pipelines for Under £5 a Month

How near real-time data ingestion, storage, and visualisation of thousands of messages per minute can be achieved using open source tools like TimescaleDB and modern…

Ashraf Miah

Mar 1, 2026

Word Count

1,971 words

Cracking Compression: Clever Choices for Time-series Data

18 min

The lakehouse narrative dominates modern data platform thinking, but databases remain compelling for time-series workloads. Using Formula 1 racing car telemetry data, we…

AI Ethics: It’s Us, Not Them

8 min

We don’t have to worry about Artificial Intelligence (AI) Ethics (yet), it’s the Humans we need to focus on. A story of the release of OpenAI’s GPT-5 – it’s unclear which…

A Practical Guide to Time Series Seasonality & Signal Decomposition

46 min

Identifying seasonal patterns in time series data by decomposing the signal into its core components: Trend, Seasonality, and Residuals.

Time Series Change Detection Introduction

43 min

Detecting changes in a time series whether from Internet-of-Things streams or Industrial Machines using Python.

ChatGPT Alternative: Part 3 - Open Source Large Language Model (LLM) Service Interface

18 min

A guide on setting up the OpenWebUI tool as an alternative interface for multi-modal Large Language Model (LLM) usage. The final part of a three parts series for a working…

ChatGPT Alternative: Part 2 - Managing Containers and Providing Secure Access

34 min

A guide on managing containers with podman and providing secure web access using traefik. The second of three parts in the series to a working remotely accessible…

ChatGPT Alternative: Part 1 - Creating A Cloud Server for Hosting

13 min

A guide to creating a Cloud Server on the low cost Hetzner service, its configuration and setup for secure access. The first of three parts in the series to a working…