How FACS work for expressions.

{ "objective": "Create a 3x3 portrait collage inspired by expressive fashion photography, using FACS (Facial Action Coding System) to define each facial expression. The subject is an extremely beautiful redhead woman with green eyes, captured in candid smartphone-style colored photography", "aspect_ratio": "1:1", "composition": { "layout": "3x3 grid (9 equal portraits)", "framing": "tight head-and-shoulders portraits", "style": "clean grid with minimal spacing, similar framing across all panels", "consistency": "same subject, same lighting, slight variation in pose and angle" }, "subject": { "person": "adult woman", "appearance": { "hair": "natural red hair, slightly wet or textured", "eyes": "green eyes, highly expressive", "beauty": "extreme beauty, sharp yet soft features", "skin": "natural texture, not over-smoothed" }, "outfit": { "top": "low-cut cream tank top", "style": "minimal, clean" } }, "facs_expressions": [ { "panel": 1, "action_units": ["AU4 (brow lowerer)", "AU9 (nose wrinkler)", "AU10 (upper lip raiser)"], "description": "slight snarl expression" }, { "panel": 2, "action_units": ["AU25 (lips part)", "AU26 (jaw drop)", "AU19 (tongue show)"], "description": "playful tongue out" }, { "panel": 3, "action_units": ["AU1 (inner brow raiser)", "AU2 (outer brow raiser)", "AU24 (lip pressor)"], "description": "soft serious look with hands together" }, { "panel": 4, "action_units": ["AU5 (upper lid raiser)", "AU25 (lips part)"], "description": "relaxed upward gaze with hands in hair" }, { "panel": 5, "action_units": ["AU12 (lip corner puller)", "AU6 (cheek raiser)"], "description": "subtle natural smile" }, { "panel": 6, "action_units": ["AU4 (brow lowerer)", "AU10 (upper lip raiser)", "AU25 (lips part)"], "description": "intense biting lip expression" }, { "panel": 7, "action_units": ["AU18 (lip pucker)", "AU22 (lip funneler)"], "description": "playful fish face" }, { "panel": 8, "action_units": ["AU25 (lips part)", "AU26 (jaw drop)", "AU5 (upper lid raiser)"], "description": "surprised open-mouth expression" }, { "panel": 9, "action_units": ["AU1 (inner brow raiser)", "AU15 (lip corner depressor)"], "description": "soft melancholic or tired expression with hand on face" } ], "visual_style": { "genre": "editorial portrait photography", "color": "full color (not black and white)", "quality": "smartphone candid", "texture": [ "visible grain", "natural skin imperfections", "slight noise" ], "color_tone": "neutral to slightly warm tones" }, "lighting": { "style": "direct flash or simple frontal lighting", "effect": "slight harsh shadows, natural highlights, candid feel" }, "camera": { "device": "smartphone", "lens": "standard phone lens", "distance": "close portrait distance", "feel": "handheld, slightly imperfect framing" }, "quality_targets": { "look": "authentic, expressive portrait collage", "focus": "facial expressions driven by FACS accuracy", "consistency": "same subject and lighting across all panels" }, "negative_constraints": [ "no black and white", "no studio perfection", "no over-retouched skin", "no inconsistent face", "no heavy makeup", "no cinematic lighting" ] }