{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850008060},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002015","500:5000005866","477:4770000931","485:4850007629","500:5000006007","477:4770000651","477:4770001147","477:4770000506","500:5000001128","500:5000005543","500:5000003990","485:4850007902","500:5000004484","477:4770000752","477:4770001551","485:4850007517","485:4850008035","500:5000001341","500:5000001701","500:5000001130","477:4770001606","499:4990000699","477:4770001489","500:5000001396","485:4850007681"],"twin_admin_codes":[500,500,477,485,500,477,477,477,500,500,500,485,500,477,477,485,485,500,500,500,477,499,477,500,485],"twin_sims":[0.45788705593403917,0.3966740189608032,0.3901329662701645,0.33261999616853755,0.3195462412133594,0.3186427240705608,0.29931064252822853,0.29875053039829325,0.2840258873453315,0.2805828580753196,0.26350958392374657,0.2631907640362752,0.2562455665510684,0.25574257420292407,0.25471130804152614,0.24371533440903792,0.24093833290315367,0.23765740891685486,0.23435658338078585,0.22896829198627225,0.22331016632070372,0.22026919266307315,0.21764823053238133,0.20052983630484342,0.19081534611872236],"twin_dists":[0.16233092416172418,0.17661406536264454,0.17819495835043914,0.19270105713347463,0.19617955393708986,0.1964228539439808,0.20172591903617582,0.2018824776572555,0.20606214500780798,0.2070580770997174,0.21211056893365687,0.2122068184835295,0.21432195066850027,0.2144765316500423,0.21479406649312338,0.21823199280947456,0.21911594741507917,0.22016886804238417,0.22123778406460426,0.2230041195698485,0.224888735652258,0.2259147856336309,0.22680675559970007,0.23281915354341837,0.2363893413863114],"n_dims_used":45,"mean_confidence":0.9218228658040365},"coverage":{"mean_confidence":0.9218228658040365,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}