Eve Smile -

-- User streaks CREATE TABLE streaks ( user_id UUID PRIMARY KEY, current_streak_days INT, longest_streak_days INT, last_smile_date DATE ); 5.1 Smile Detection Pipeline (On-Device for privacy/speed) # Pseudo-code using MediaPipe Face Mesh import mediapipe as mp import cv2 import numpy as np mp_face_mesh = mp.solutions.face_mesh face_mesh = mp_face_mesh.FaceMesh(static_image_mode=False, min_detection_confidence=0.5)

Future<void> loadModel() async _interpreter = await Interpreter.fromAsset('smile_model.tflite'); eve smile

# Symmetry (difference between left and right smile pull) left_cheek = face_landmarks.landmark[234] # left cheek right_cheek = face_landmarks.landmark[454] # right cheek symmetry = 100 - abs(left_cheek.y - right_cheek.y) * 200 -- User streaks CREATE TABLE streaks ( user_id