{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001892},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002049","470:4700002210","470:4700001891","470:4700000653","470:4700000767","488:4880006344","470:4700001742","470:4700000549","470:4700002052","470:4700000659","470:4700001902","470:4700002060","470:4700001749","470:4700002206","470:4700001582","470:4700001585","470:4700000563","488:4880004202","470:4700000538","470:4700002059","470:4700000907","470:4700000361","470:4700003417","470:4700001460","470:4700000904"],"twin_admin_codes":[470,470,470,470,470,488,470,470,470,470,470,470,470,470,470,470,470,488,470,470,470,470,470,470,470],"twin_sims":[0.7702127823874733,0.7435471728197823,0.7309183827685374,0.730149054532004,0.7288897213233093,0.7243118165581405,0.6856172752864707,0.6558172933505685,0.6272887218282454,0.6060125682584309,0.6058015353787888,0.5907733025758867,0.5737025950603526,0.5703085432790764,0.5661043675189134,0.5630612561814382,0.5558744818895335,0.5528353528592812,0.5490040713162385,0.5475083805763925,0.545785699039068,0.5454747016423377,0.5446264841865163,0.5400048908520418,0.539499626040889],"twin_dists":[0.09384965566992151,0.09998194356412961,0.10283131504081125,0.10300391052748366,0.10328620553211348,0.10431004183948726,0.1128392888198557,0.11929705777806918,0.12542787723428875,0.12998542460932513,0.13003061245902017,0.1332493148212638,0.13691064446681755,0.137639724386826,0.1385434926481546,0.13919817087382003,0.14074617039838605,0.14140165621846093,0.14222880250905492,0.14255196840920192,0.1429243652049239,0.1429916160308218,0.143175070835104,0.14417554928471732,0.14428502450847078],"n_dims_used":43,"mean_confidence":0.9140298532885175},"coverage":{"mean_confidence":0.9140298532885175,"n_dims_used":43,"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}}