{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003466},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002919","480:4800002675","480:4800003360","480:4800003219","480:4800003470","480:4800003589","480:4800003473","480:4800003005","480:4800003587","480:4800003220","480:4800003303","480:4800003408","480:4800003172","480:4800003420","480:4800002922","480:4800003213","480:4800003170","480:4800003127","480:4800003364","480:4800002965","480:4800003221","480:4800003472","480:4800002829","480:4800003261","480:4800002736"],"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":[0.7454518693516674,0.689436979982572,0.6809711286087702,0.6314334895156266,0.6099700404535762,0.5993875053927773,0.5986725212806686,0.5817564183287819,0.5549405645537423,0.5468842077840143,0.5421075468628589,0.5414335948358345,0.5393785805656036,0.527819419077006,0.5138098231216993,0.5111659817980408,0.5085394228260565,0.5081350537867368,0.5071787553579463,0.4889625230793233,0.4807028625797101,0.4628299001837043,0.4561973515871818,0.4500368182032855,0.4441529021317283],"twin_dists":[0.09954940168514917,0.11200573147750094,0.11385117413315773,0.12453909180384,0.12913801570224784,0.1314040988061116,0.131557219426519,0.1351822411898325,0.140947541579079,0.14268687425084364,0.14372017462891729,0.14386609743292078,0.14431125419487034,0.14682149242153736,0.14988011869505696,0.15045957099590726,0.15103599247194693,0.15112480322783212,0.15133490679683684,0.1553582733446717,0.15719706098627684,0.16121140499615666,0.16271462114113056,0.16411797403069106,0.16546503092555004],"n_dims_used":43,"mean_confidence":0.9219599879065226},"coverage":{"mean_confidence":0.9219599879065226,"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}}