{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790001549},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001866","479:4790001551","479:4790000695","479:4790001952","479:4790001954","489:4890003980","479:4790001119","479:4790001396","479:4790001786","479:4790002035","479:4790002124","479:4790001628","479:4790002294","479:4790002291","479:4790002457","479:4790001191","479:4790001033","479:4790003576","479:4790001051","479:4790002454","479:4790002305","470:4700007810","479:4790001105","479:4790002717","479:4790002288"],"twin_admin_codes":[479,479,479,479,479,489,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,470,479,479,479],"twin_sims":[0.9629758915442302,0.9272746378656135,0.9046847854280283,0.8869110799178872,0.8679353983954822,0.8575206400947498,0.8414968240140743,0.8403781644039808,0.8317367288520251,0.8265606135588932,0.8242681813557546,0.8057546866829061,0.8040540685890114,0.7893854948707683,0.7878542558371039,0.7815383414138787,0.780888481024911,0.7781285373274747,0.7756906823163555,0.7705725371671177,0.7700162696488637,0.7692091653978418,0.7545112479967051,0.7539160172187939,0.7503952285578319],"twin_dists":[0.03567503577526627,0.05046939690370176,0.05813060745627111,0.06362804164881015,0.06912397841583355,0.07200952527601205,0.07630013707784992,0.076593646579573,0.07883698461383637,0.08016150192897942,0.08074378226116648,0.0853574696205452,0.08577396536036726,0.0893212654231768,0.08968717988718039,0.0911883669338758,0.09134210899626462,0.09199360301716594,0.09256715930909766,0.09376568960986321,0.09389550619662265,0.09408370865650396,0.09748117966756688,0.09761764240044413,0.09842314009906367],"n_dims_used":45,"mean_confidence":0.9211319817437066},"coverage":{"mean_confidence":0.9211319817437066,"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}}