Customer Success Stories

How LightlyTrain Powers Vale's Aerial Wildlife Detection Models with Less Data

Lightly helped Vale train accurate aerial wildlife detectors with DINOv3, solving the scarce labeled data problem that field teams can't avoid.

Joseph Porter
Co-Founder of Vale
Overview

Lightly helped Vale train accurate aerial wildlife detectors with DINOv3, solving the scarce labeled data problem that field teams can't avoid.

Industry
Wildlife Technology
Location
Illinois, USA
Employee
<10

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Products
LightlyTrain
Results
82%
Precision on Herd Size Estimation
Use Case
Aerial & trail camera wildlife detection

About

Vale builds an end-to-end wildlife monitoring ecosystem: long-range wireless trail cameras, vehicle-mounted optical survey payloads, and the Vale Platform that turns raw imagery into habitat insights with population counts and movement patterns. 

Vale works with state wildlife agencies including Colorado Parks & Wildlife, and Texas Parks & Wildlife, as well as land conservation groups like the East Foundation, on species ranging from elk and bighorn sheep to endangered ocelots and nilgai.

Problem

Millions of Images, Not Enough Labels, No Pipeline to Close to Gap 

Vale's constraints are familiar to any team scaling computer vision in the field: image volume outpaces manual review, labeled data is scarce, and building a training pipeline that works well on limited labels is its own engineering problem. Three specific issues stood in the way: 

1. More footage than any team can review 

Wildlife population surveys generate more imagery than any team of biologists can review by hand. Colorado's aerial surveys alone produce gigabyte-sized images that break down into roughly 1,000 sub-images each, and a biologist needs about 10 minutes to work through just one. 

2. Not enough labeled data to train on 

At the same time, publicly available aerial labeled datasets for this type of work do not exist. The team needed a way to train accurate detectors on the modest, often highly specialized datasets they can realistically label themselves, for species and situations with little to no existing public training data. That constraint pointed them toward LightlyTrain’s pretraining. 

3. Building the pipeline in-house is a heavy lift 

Vale had already been building on DINOv2 for keypoint and landmark estimation, and had previously built detector integrations themselves using architectures from Mask R-CNN through classic CNN-based detectors. 

When DINOv3 was released, the team wanted it as an upgrade path for their detectors, particularly for aerial detection. But building and maintaining that training pipeline in-house was a significant lift, and it is not the work a three-person ML team wants to own. 

Testimonials

One of our main constraints is that we don't have millions of labeled images, just a small amount. Using LightlyTrain to train a Vision Transformer backbone like DINOv2 or DINOv3 gets us way more efficient training results even with less data.

Joseph Porter

Co-Founder of Vale

Solution

DINOv3 Detectors Built Directly on Vale's Existing Pipeline 

Vale found LightlyTrain through its GitHub repository and started testing it directly, drawn by how easily it dropped into their existing Python workflow. 

That initial test turned into Vale adopting LightlyTrain to train DINOv3-based object detectors across their aerial and trail camera use cases. 

For their Colorado Parks & Wildlife aerial elk survey work, the team built a synthetic dataset of over 250,000 images and fine-tuned it on 2,000 real labeled samples, an approach made viable by the efficiency of the DINOv3 backbone on limited real-world data. 

Vale also pointed to the reliability of the training process itself as a differentiator from building it in-house: 

Lightly knows how to train these models properly and how to iterate on things. The process is so straightforward with LightlyTrain, it's refreshing. I don't have to go through and do all my own compositions, though I can still tweak it if I want. Even with an engineering background, it made this so efficient, it removed so much pain right off the bat. - Joseph Porter, Co-Founder, Vale 

The team is also planning to run LightlyTrain's distillation process on an upcoming multi-terabyte aerial imagery delivery. 

Results

Results: Outperforming MegaDetector on a Fraction of the Data 

In summary, with LightlyTrain, Vale has: 

- Reached roughly 82% precision on herd size estimation for Colorado's aerial elk surveys on first large scale pass, using a DINOv3-based detector fine-tuned on 250,000 synthetic images plus 2,000 real labeled samples 

- Built the foundation for automated population survey analysis that Vale estimates would otherwise take biologists roughly 16,000 hours to complete by hand on a single large aerial dataset 

Looking ahead, Vale is expanding into individual animal identification, including unique ID for white-tailed deer, bighorn sheep, and mountain lions in Colorado, and is preparing to launch its long-range wireless trail camera system, with edge detection as a future area of exploration with Lightly.

Get Started with Lightly

Talk to Lightly’s computer vision team about your use case.
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Testimonials

What engineers say after adopting Lightly

No fluff—just results from teams using Lightly to move faster with better data and models.

"We had millions of images but no clear way to prioritize. Manual selection was slow and full of guesswork. With Lightly, we just feed in the data and get back what’s actually worth labeling."

Carlos Alvarez
Machine Learning Engineer

We collect millions of road surface images, but since surface imagery is highly spatially correlated, labelling every sample is redundant, and finding sets of diverse data was a challenge.

Vijay Gill Hansted
Machine Learning Engineer

“The pretrained models were low in performance. The color scheme is probably the reason, they just don’t transfer well to ash-RGB. This is why we decided to give LightlyTrain distillation a try.”

Ana-Maria Pelin
ML Trainee

"The Vision Transformer backbones performed far better on our datasets, so we went with DINOv3 even with some tradeoffs - quality is what our clients care about."

James Sarmiento
Senior Computer Vision Engineer

"Through this collaboration, SDSC and Lightly have combined their expertise to revolutionize the process of frame selection in surgical videos, making it more efficient and accurate than ever before to find the best subset of frames for labeling and model training."

Margaux Masson-Forsythe
Director of Machine Learning

“Lightly enabled us to improve our ML data pipeline in all regards: Selection, Efficiency, and Functionality. This allowed us to cut customer onboarding time by 50% while achieving better model performance.”

Harishma Dayanidhi
Co-Founder/ VP of Engineering

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