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py-feat
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face_multitask_v2

Image Classification
Py-Feat
facial-expression-analysis
action-units
emotion-recognition
gaze-estimation
face-landmarks
head-pose
blendshapes
multitask
Model card Files
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@@ -40,9 +40,9 @@ blendshapes** (the v2.7 model; replaces v2.6).
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  | Action Units | 20 probabilities [0,1] | AU01,02,04,05,06,07,09,10,11,12,14,15,17,20,23,24,25,26,28,43 |
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  | Emotion | 7-class softmax | Neutral, Happy, Sad, Surprise, Fear, Disgust, Anger |
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  | Valence / Arousal | 2 × [−1,1] | tanh |
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- | Gaze | (yaw, pitch) radians | head-centric; yaw+ = right, pitch+ = up |
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  | Face mesh | 478 × (x,y,z) | MediaPipe topology, chip-pixel coords (z = relative depth) |
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- | Head pose | (yaw, pitch, roll, tx, ty, tz) | radians / pixels |
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  | 68 landmarks | derived | dlib-68 subset sampled from the 478 mesh |
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  | Blendshapes | 52 coefficients [0,1] | MediaPipe/ARKit standard names (browInnerUp, jawOpen, mouthSmileLeft, …) |
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  | Action Units | 20 probabilities [0,1] | AU01,02,04,05,06,07,09,10,11,12,14,15,17,20,23,24,25,26,28,43 |
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  | Emotion | 7-class softmax | Neutral, Happy, Sad, Surprise, Fear, Disgust, Anger |
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  | Valence / Arousal | 2 × [−1,1] | tanh |
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+ | Gaze | (yaw, pitch) radians | RAW convention is y-down: yaw+ = subject's right (image-left), pitch+ = looking DOWN. `Detectorv2` negates pitch so Fex columns are canonical +up (since py-feat 2.1.1) |
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  | Face mesh | 478 × (x,y,z) | MediaPipe topology, chip-pixel coords (z = relative depth) |
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+ | Head pose | (pitch, yaw, roll, tx, ty, tz) | radians / pixels; RAW pitch+ = down (img2pose teacher frame); `Detectorv2` outputs canonical +up (since py-feat 2.1.1) |
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  | 68 landmarks | derived | dlib-68 subset sampled from the 478 mesh |
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  | Blendshapes | 52 coefficients [0,1] | MediaPipe/ARKit standard names (browInnerUp, jawOpen, mouthSmileLeft, …) |
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