{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850001010},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000147","485:4850001002","477:4770001306","479:4790000467","481:4810004793","485:4850000576","499:4990001770","485:4850003591","481:4810002243","477:4770003528","468:4680005399","489:4890003759","467:4670003895","472:4720000222","469:4690002130","479:4790000297","478:4780004492","470:4700000281","480:4800005615","485:4850001643","479:4790000131","485:4850000767","485:4850002035","485:4850000557","499:4990000286"],"twin_admin_codes":[485,485,477,479,481,485,499,485,481,477,468,489,467,472,469,479,478,470,480,485,479,485,485,485,499],"twin_sims":[0.2700881491739344,0.22681957949549467,0.1926586787336713,0.18151673557645,0.18055233128265513,0.1614381929037469,0.14716805585667136,0.14414005044043182,0.13835293418624603,0.13800795655125386,0.13702637719469374,0.13053242244588228,0.12967476200241415,0.1278855562795912,0.12418789714294967,0.1240887302385684,0.12390283806697011,0.12185203521410953,0.12070853631380375,0.11983350926012552,0.11819026942177141,0.11621217518887025,0.11476449726859381,0.11315977265092725,0.1126137401141362],"twin_dists":[0.210140524066643,0.22371613728425263,0.23570234820143388,0.2399275999712187,0.24030182054499138,0.24803190862004185,0.25424768525873165,0.2556232061299848,0.2583129678025568,0.2584759383347556,0.2589413177002549,0.2620848898672106,0.26250880828338863,0.2634000295188977,0.2652722288151082,0.26532301847098416,0.2654183088478376,0.2664768640001523,0.2670730083397027,0.26753210799760613,0.2684012373432754,0.2694598393586673,0.2702433811968741,0.27112085718073714,0.2714216173484914],"n_dims_used":45,"mean_confidence":0.918489752875434},"coverage":{"mean_confidence":0.918489752875434,"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}}