One Big Circle

Specialists in intelligent video solutions, system integration & analytics. Developers of AIVR - Automated Intelligent Video Review

[One Big Circle @1bigcircle]

Approaching London Bridge 🏙️

- Captured by #AIVR.

[One Big Circle @1bigcircle]

Snapshots from Scotland 🏴󠁧󠁢󠁳󠁣󠁴󠁿

- Captured by #AIVR.

[One Big Circle @1bigcircle]

What is rail infrastructure monitoring, and why does it matter for safe, reliable railway operations? 🚆

🔗 Read the full explainer: https://t.co/V70miokG3H

[One Big Circle @1bigcircle]

Take a look at some of the best moments from @railliveuk 2026! 🚂

Despite nearly being blown away by the wind, the OBC team had a brilliant few days!

A huge thank you to everyone who stopped by, chatted, and took the time to share their experience on camera.

[One Big Circle @1bigcircle]

Scenic video of the overhead line equipment at sunset 🌅

– Captured by #AIVR.

[One Big Circle @1bigcircle]

An artistic shot where rail meets road 🛣️

– Captured by our outward facing #AIVR STREX cameras.

[One Big Circle @1bigcircle]

Day 6 of @RailSafetyWeek 💡

Digital transformation is changing how the railway is managed, maintained, and operated – giving infrastructure teams and operators the right information at the right time to make better, faster, safer decisions.

🔗 Read more: https://t.co/wPgwmCEsCu

[One Big Circle @1bigcircle]

The OBC team is blown away from an incredible, busy, and brilliantly chatty few days at @railliveuk 🚂

Thank you to everyone who popped by! It was great seeing you all. 👋

[One Big Circle @1bigcircle]

Day 5 of @RailSafetyWeek 🚦

Forward-facing video and AI are enabling signal sighting teams to assess sight lines, detect vegetation obscuration, and validate signal placements remotely.

🔗 Read more: https://t.co/Kqap58mr9d

[One Big Circle @1bigcircle]

Day 4 of @RailSafetyWeek ⚡️

Thermal, line-scanning, and shoe cameras are enabling continuous conductor rail monitoring.

🔗 Read more: https://t.co/ieFlkYs154

At @railliveuk? Visit us at Stand M2 to pick up our Rail Safety Week leaflet 👋

[One Big Circle @1bigcircle]

Day 3 of @RailSafetyWeek ⚡

Pantograph, thermal, and forward-facing cameras are enabling electrification teams to carry out thorough OLE inspections remotely.

🔗 Read more: https://t.co/DQTHXTNolS

At @railliveuk? Visit us at Stand M2 to pick up our Rail Safety Week leaflet 👋

[One Big Circle @1bigcircle]

Are you an #AIVR user heading to Rail LIVE? 👀

Well if the answer's yes, we'd love to hear how you use AIVR in your role – and in return, we're handing out exclusive tote bags filled with limited edition goodies as a thank you.

Come and find us at Stand M2 and say hello 👋

[One Big Circle @1bigcircle]

Day 2 of @RailSafetyWeek 🚉

Forward-facing and outward-facing cameras are giving engineers a comprehensive view of the full lineside corridor.

🔗 Read more: https://t.co/t06BbTbrRF

At @railliveuk? Visit us at Stand M2 to pick up our Rail Safety Week leaflet 👋

[One Big Circle @1bigcircle]

Day 1 of @RailSafetyWeek 🛤️

Train-borne cameras and AI are enabling continuous track monitoring.

🔗 Read more: https://t.co/kRzUHnHZaG

At @railliveuk ? Visit us at Stand M2 to pick up our Rail Safety Week leaflet 👋

[One Big Circle @1bigcircle]

Double rainbow spotted over the pantograph (look closely for the second one) 🌈 🌈

– Captured by #AIVR.

[One Big Circle @1bigcircle]

Fancy earning CPD credit whilst learning about #AIVR?

We currently offer two one-hour sessions designed for rail industry professionals at any stage of their AIVR journey.

🔗 Book a session for your team: https://t.co/NwESzAKisF

[One Big Circle @1bigcircle]

Smile – you're on three cameras 📸

These screenshots show live previews from VIU 4's forward-facing, dome, and thermal cameras – used by our engineers to verify camera positioning and confirm everything is capturing correctly before a run.

🔗https://t.co/mlViyWyq6u

[One Big Circle @1bigcircle]

The West Highland Line in full bloom 🌼

- Captured by #AIVR.

[One Big Circle @1bigcircle]

When evaluating machine learning results, how do you choose between finding all the faults or being absolutely certain about the ones you find?

Many different metrics can be used for this, among the most useful are 'Precision and Recall' 🎯

🔗 https://t.co/T5m4h6GQlf

[One Big Circle @1bigcircle]

The OBC team is heading back to @railliveuk in just over two weeks – the 'Glastonbury' of the rail industry. 🎪

📍 You'll find us near our usual spot – keep walking to Zone M, stand M2.

See you there! 👋

🔗 Learn more about #AIVR ahead of the event: https://t.co/cp9aJGuPUu