Vision Capabilities

Pose Estimation: MediaPipe, OpenPose, MoveNet | Object Detection: YOLOv8, Faster R-CNN | Stroke Classification: CNN architectures (ResNet, EfficientNet, MobileNet)

Training & Validation (4 tools)

analyze_vision_training

Analyze training history from vision model logs (loss, accuracy curves)

run_vision_cross_validation

K-fold cross-validation for tennis vision models

generate_vision_learning_curves

Learning curves showing performance vs training data size

tune_vision_hyperparameters

Tune learning rate, batch size, optimizer, scheduler

Model Analysis (3 tools)

compare_vision_architectures

Benchmark ResNet, EfficientNet, MobileNet for stroke classification

analyze_vision_model_complexity

Model parameters, FLOPs, memory footprint analysis

visualize_stroke_features

PCA/t-SNE/UMAP visualization of model embeddings

Detection & Pose (3 tools)

analyze_tennis_detection_metrics

Ball/player/court/racket detection metrics (IoU, precision, recall)

analyze_tennis_pose_metrics

Pose estimation metrics: PCK, OKS, MPJPE for form analysis

analyze_tennis_image_stats

Image statistics: mean, std, size distribution for video frames

Stroke Classification (3 tools)

compute_stroke_metrics

Precision, recall, F1 with micro/macro/weighted averaging

analyze_stroke_confusion

Confusion matrix analysis showing top confusions

analyze_stroke_imbalance

Class imbalance analysis with mitigation strategies

Data & Utilities (2 tools)

analyze_vision_data_distribution

Frame/image distribution across stroke types and sessions

suggest_tennis_augmentation

Data augmentation strategies for tennis video/image data

list_vision_tools

List all available tennis vision tools by category

Supported Architectures

Model Type Use Case
ResNet-18/50 CNN Stroke classification, feature extraction
EfficientNet-B0 CNN Efficient stroke classification
MobileNet-V2 CNN Mobile/edge deployment
YOLOv8 Detection Ball/racket detection
Faster R-CNN Detection High-accuracy object detection
MediaPipe Pose Real-time pose estimation
OpenPose Pose Multi-person pose estimation
MoveNet Pose Fast pose estimation

Integration with Sensor Data

Vision tools work with sensor data for multi-modal analysis:

  • Align video frames with Apple Watch motion peaks
  • Correlate pose angles with Zepp impact metrics
  • Generate reports combining video frames + sensor visualizations