{ "generatedAt": "2026-10-12T14:49:54.363Z", "name": "The Face Analysis reference measurements: 102 adult faces", "page": "https://thefaceanalysis.com/face-measurement-statistics", "methodology": { "url": "https://thefaceanalysis.com/methodology", "lastChanged": "2026-10-06", "revisions": 8, "changelog": "https://thefaceanalysis.com/data/changelog.json" }, "license": { "name": "CC BY 4.0", "url": "https://creativecommons.org/licenses/by/4.0/" }, "citeAs": "The Face Analysis (2026). Face Measurement Statistics 2026: 102 faces measured with MediaPipe. Updated 6 October 2026.", "source": { "name": "Face Research Lab London Set", "citation": "DeBruine, L. & Jones, B. (2017). Face Research Lab London Set. figshare. doi:10.6084/m9.figshare.5047666.v5 (CC BY 4.0).", "doi": "https://doi.org/10.6084/m9.figshare.5047666.v5", "license": "CC BY 4.0" }, "engine": { "model": "MediaPipe Face Landmarker", "tasksVision": "1.0.1", "landmarks": 478, "measuredOn": "2026-10-06" }, "score": { "composite": "0-100 weighted sum of symmetry and three golden-ratio fits", "weights": { "symmetry": 0.4, "faceLengthToWidth": 0.2, "eyeSpacingToNoseWidth": 0.2, "noseLengthToMouthWidth": 0.2 }, "goldenRatio": 1.618, "percentile": "mid-rank against the reference composites, clipped to 1-99", "oneToTen": "1 + 9 * percentile / 100" }, "thresholds": { "faceShape": { "oblongRatio": 1.229, "triangleJaw": 0.794, "triangleForeheadToJaw": 1.125, "roundRatio": 1.16, "roundJaw": 0.791, "squareJaw": 0.796, "squareForeheadToJaw": 1.158, "heartForeheadToJaw": 1.239, "diamondForehead": 0.934, "diamondJaw": 0.796 }, "eye": { "positiveTiltMinDeg": 5, "wideSetAbove": 1.27, "closeSetBelow": 1.1, 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"all": { "oval": 38, "round": 13, "heart": 12, "square": 10, "triangle": 10, "oblong": 10, "diamond": 9 }, "female": { "oval": 24, "heart": 11, "oblong": 5, "round": 4, "diamond": 3, "square": 1, "triangle": 1 }, "male": { "oval": 14, "square": 9, "triangle": 9, "round": 9, "diamond": 6, "oblong": 5, "heart": 1 } }, "lengthRatio": { "all": { "p25": 1.153, "median": 1.181, "p75": 1.21 }, "female": { "p25": 1.151, "median": 1.191, "p75": 1.217 }, "male": { "p25": 1.157, "median": 1.174, "p75": 1.2 } }, "jawRatio": { "all": { "p25": 0.782, "median": 0.794, "p75": 0.809 }, "female": { "p25": 0.772, "median": 0.783, "p75": 0.792 }, "male": { "p25": 0.795, "median": 0.807, "p75": 0.818 } }, "foreheadRatio": { "all": { "p25": 0.93, "median": 0.942, "p75": 0.958 }, "female": { "p25": 0.942, "median": 0.952, "p75": 0.963 }, "male": { "p25": 0.923, "median": 0.933, "p75": 0.944 } }, "foreheadToJaw": { "all": { "p25": 1.152, "median": 1.189, "p75": 1.22 }, "female": { "p25": 1.198, "median": 1.217, "p75": 1.239 }, "male": { "p25": 1.132, "median": 1.156, "p75": 1.181 } } }, "eye": { "labels": { "all": { "almond": 49, "upturned": 22, "round": 14, "hooded": 13, "downturned": 4 }, "female": { "upturned": 19, "almond": 15, "round": 13, "hooded": 2 }, "male": { "almond": 34, "hooded": 11, "downturned": 4, "upturned": 3, "round": 1 } }, "tiltClass": { "all": { "neutral": 71, "positive": 27, "negative": 4 }, "female": { "neutral": 30, "positive": 19 }, "male": { "neutral": 41, "positive": 8, "negative": 4 } }, "spacing": { "all": { "average": 75, "wide-set": 14, "close-set": 13 }, "female": { "average": 34, "wide-set": 8, "close-set": 7 }, "male": { "average": 41, "wide-set": 6, "close-set": 6 } }, "tilt": { "all": { "p25": 2.1, "median": 3.7, "p75": 5.1 }, "female": { "p25": 2.8, "median": 4.4, "p75": 5.4 }, "male": { "p25": 1.5, "median": 2.6, "p75": 4.3 } }, "aperture": { "all": { "p25": 0.325, "median": 0.347, "p75": 0.365 }, "female": { "p25": 0.342, "median": 0.362, "p75": 0.38 }, "male": { "p25": 0.318, "median": 0.33, "p75": 0.349 } }, "fold": { "all": { "p25": 0.218, "median": 0.236, "p75": 0.267 }, "female": { "p25": 0.228, "median": 0.249, "p75": 0.291 }, "male": { "p25": 0.206, "median": 0.234, "p75": 0.258 } }, "spacingRatio": { "all": { "p25": 1.14, "median": 1.17, "p75": 1.24 }, "female": { "p25": 1.14, "median": 1.19, "p75": 1.25 }, "male": { "p25": 1.13, "median": 1.17, "p75": 1.23 } } }, "lip": { "labels": { "all": { "average": 57, "downturned": 19, "thin": 12, "full": 10, "heart": 4 }, "female": { "average": 38, "full": 5, "thin": 4, "heart": 1, "downturned": 1 }, "male": { "average": 19, "downturned": 18, "thin": 8, "full": 5, "heart": 3 } }, "fullnessLabel": { "all": { "average": 73, "thin": 17, "full": 12 }, "female": { "average": 39, "thin": 5, "full": 5 }, "male": { "average": 34, "thin": 12, "full": 7 } }, "bow": { "all": { "soft": 98, "defined": 4 }, "female": { "soft": 48, "defined": 1 }, "male": { "soft": 50, "defined": 3 } }, "corners": { "all": { "neutral": 76, "downturned": 19, "upturned": 7 }, "female": { "neutral": 41, "upturned": 7, "downturned": 1 }, "male": { "neutral": 35, "downturned": 18 } }, "fullness": { "all": { "p25": 0.299, "median": 0.339, "p75": 0.392 }, "female": { "p25": 0.319, "median": 0.345, "p75": 0.401 }, "male": { "p25": 0.293, "median": 0.32, "p75": 0.381 } }, "bowDepth": { "all": { "p25": 0.028, "median": 0.03, "p75": 0.032 }, "female": { "p25": 0.028, "median": 0.03, "p75": 0.032 }, "male": { "p25": 0.028, "median": 0.03, "p75": 0.032 } }, "cornerAngle": { "all": { "p25": -5.4, "median": -3, "p75": -1.2 }, "female": { "p25": -3.5, "median": -2, "p75": 0.6 }, "male": { "p25": -6.8, "median": -4, "p75": -1.6 } }, "widthRatio": { "all": { "p25": 0.293, "median": 0.304, "p75": 0.315 }, "female": { "p25": 0.293, "median": 0.302, "p75": 0.317 }, "male": { "p25": 0.293, "median": 0.304, "p75": 0.313 } } }, "nose": { "width": { "all": { "average": 90, "wide": 11, "narrow": 1 }, "female": { "average": 44, "wide": 4, "narrow": 1 }, "male": { "average": 46, "wide": 7 } }, "length": { "all": { "short": 48, "average": 37, "long": 17 }, "female": { "average": 23, "long": 16, "short": 10 }, "male": { "short": 38, "average": 14, "long": 1 } }, "wideAndLong": { "all": { "no": 102 }, "female": { "no": 49 }, "male": { "no": 53 } }, "widthRatio": { "all": { "p25": 0.24, "median": 0.25, "p75": 0.26 }, "female": { "p25": 0.24, "median": 0.25, "p75": 0.26 }, "male": { "p25": 0.24, "median": 0.25, "p75": 0.26 } }, "lengthRatio": { "all": { "p25": 1.09, "median": 1.17, "p75": 1.24 }, "female": { "p25": 1.17, "median": 1.23, "p75": 1.29 }, "male": { "p25": 1.04, "median": 1.11, "p75": 1.18 } }, "canonRatio": { "all": { "p25": 1.02, "median": 1.075, "p75": 1.14 }, "female": { "p25": 1, "median": 1.04, "p75": 1.09 }, "male": { "p25": 1.07, "median": 1.1, "p75": 1.15 } } } }, "notes": [ "Photos: the 102 neutral, front-facing photos of the Face Research Lab London Set (DeBruine & Jones, 2017, CC BY 4.0): 49 women and 53 men, adults photographed under the same conditions in London in April 2012, 69 of them white. The set also includes 2,513 people's attractiveness ratings of every face.", "Measurement: on 6 October 2026 we ran the site's own code, the same MediaPipe Face Landmarker (478 points) and the same functions that measure a visitor's photo, on every photo. Counts say how many faces got each reading; medians and ranges describe all 102. No per-face value and no photo is published here.", "Thresholds: the face shape cut-offs, the downturned-lip cut-off, the wide-set and close-set eye cut-offs and the long-nose cut-off were chosen from this set's own percentiles. For those readings the split shows how the detector divides faces, not how common a type is. The other thresholds are conventions set before this measurement.", "Limits: 102 people photographed in one city in one month describe these faces, not a population, so no count here is a prevalence and no median is a norm. We make no accuracy claim for any label; a different photo of the same person can move a borderline reading." ] }