{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003647},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003587","480:4800003261","480:4800003644","480:4800003473","480:4800002827","480:4800002620","480:4800003472","480:4800003262","480:4800003645","480:4800002733","480:4800002964","480:4800002626","480:4800003001","480:4800003360","480:4800002676","480:4800003466","480:4800003271","480:4800003364","480:4800003170","480:4800003014","480:4800002965","480:4800003003","480:4800003462","480:4800002888","480:4800003310"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7346837727557712,0.6739694009611649,0.6412529123747217,0.598413522541571,0.5734452166728653,0.5439873647036738,0.5375029363873048,0.5311045129771816,0.5209250790615201,0.506938233687518,0.47266654540616804,0.47165291730458125,0.4552245711436811,0.4502302309162175,0.4449748112504326,0.44390876284219666,0.44228705183486944,0.4397371765527518,0.43340408718044293,0.4311829064400307,0.4304883823319558,0.419489675234934,0.40850269272797535,0.403344538265878,0.4030883092982812],"twin_dists":[0.10198498845489391,0.11537220357810239,0.12243125957458013,0.13161268758471498,0.13696591651008333,0.1433133347612168,0.14471783708223898,0.14610694580865421,0.14832428956746538,0.15138776700805232,0.15899577369411244,0.1592233574530969,0.16293575315815761,0.16407380746294414,0.16527645824199036,0.16552107019829612,0.1658936164412338,0.16648045707542736,0.1679438084559275,0.16845906574292283,0.1686203979913324,0.17118978461516463,0.17378514540740714,0.17501416255488741,0.17507539598073468],"n_dims_used":43,"mean_confidence":0.9222073222315589},"coverage":{"mean_confidence":0.9222073222315589,"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}}