New Release: Ultralytics v8.3.163

Ultralytics v8.3.163 Release: Smarter Label Validation, Easier Video Handling, and Improved Export :label::clapper_board:

:glowing_star: Summary

We’re excited to announce Ultralytics v8.3.163! This release focuses on making your workflows more reliable and hassle-free, with highlights including smarter label validation, easier region counting, optimized video prediction management, and smoother export and CI processes. Whether you’re a new user or a seasoned developer, these changes will streamline your experience and boost productivity.


:rocket: New Features & Major Improvements

Improved Label Verification

Reduce headaches from dataset quirks! We’ve introduced a 1% tolerance to label normalization checks, dramatically cutting down on false errors due to minor rounding issues in data from various sources.
PR by @Laughing-q

Smarter Region Counting

The RegionCounter solution is revamped for easier setup and intuitive management of multiple counting zones. Regions are now easier to draw, and the counting logic is more robust.
PR by @RizwanMunawar

Reliable Video Frame Naming

With improved consistency in how video frames and prediction images are saved, you’ll find it easier to track and manage predictions—especially with videos that have complex filenames.
PR by @jugal-sheth

YOLOE Fusion Upgrades

Improved support for YOLOE models with positional encoding, enabling smoother deployment and enhanced reliability.
PR by @xifeng0126

Export and Dependency Optimizations

  • ONNXslim updated to v0.1.59 for sharper model export optimization
    PR by @inisis
  • Streamlined export dependencies and removed ONNXslim from the mandatory requirements for better compatibility
    PR by @lakshanthad

:open_book: Documentation & CI Enhancements

  • YouTube tutorial now embedded in the validation docs for step-by-step guidance on exporting validation results (PR by @RizwanMunawar)
  • JetPack CI now runs all jobs even if some fail and provides better Jetson hardware checks and Slack notifications (PR by @lakshanthad, PR, PR)

:bullseye: Why This Matters

  • For Users:
    • Enjoy smoother data validation with fewer false errors
    • Effortlessly manage video prediction outputs and counting zones
    • Quickly learn from updated docs with embedded video walkthroughs
  • For Developers:
    • More robust CI for edge devices like NVIDIA Jetson
    • Greater reliability in model export, fusion, and deployment

:memo: Contributors & Community

This release welcomes new contributors:

A huge thank you to everyone in the community for your input, code, and feedback—you drive these improvements!


:inbox_tray: How to Get Started

Upgrade to v8.3.163 and give the new features a try!
You can see the full release notes and changelog for complete details.

We love hearing from you—please share your experiences, report any issues, or suggest new features in the Ultralytics Discussions.


Thank you for being a vital part of the Ultralytics community. Happy building and exploring! :rocket: