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FitWise Blog brings you the latest in sports, technology, and athletic performance.

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Athlete in an Xsens motion-capture suit walking on a treadmill in the Nicosia lab
measuring-accuracy-without-ground-truth
September 30, 2026

How to measure accuracy when there is no ground truth

Inside FitWise’s validation programme: comparing single-camera 3D reconstructions with Xsens motion capture in Nicosia, and why a discrepancy isn’t always an error.
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Thermal-style rendering of a sprinting footballer
ai-in-football
September 1, 2026

AI in football: from tracking to biomechanics

What computer vision really does in football in 2026: tracking every player, supporting tactics, semi-automated offside and VAR, and measuring how players move.
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Tennis player mid-swing with a gold motion trail tracing the stroke
computer-vision-in-sports
August 31, 2026

Computer vision in sports: people train and compete. Machines watch and help

From Prozone's cameras in the 1990s to Hawk-Eye, DeepMind's TacticAI and F1 broadcasts: how computer vision now shapes training, refereeing and spectacle.
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Tennis player mid-swing with motion-tracking markers overlaid
tennis-ai-computer-vision
August 29, 2026

Revolutionizing tennis with AI and computer vision

AI analytics are reshaping how tennis players train — ball trajectory and impact, 3D pose models from calibrated cameras, court geometry, and what comes next.
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Runner mid-stride with a dense grid of pose-tracking markers across the body
ai-fitness-pose-tracking
August 28, 2026

Pose tracking: from fitness apps to elite sport

What pose tracking is, how skeleton, contour and 3D body models differ, and what changes when you measure sprints in pro football instead of counting reps.
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