{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960006586},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005406","496:4960006587","496:4960006481","496:4960006182","466:4660010748","474:4740004984","488:4880002913","466:4660011368","466:4660011370","487:4870006786","487:4870006785","493:4930000821","496:4960000126","490:4900006898","493:4930002689","469:4690000843","478:4780007964","485:4850003057","469:4690002168","490:4900002664","468:4680003983","485:4850003385","481:4810000846","490:4900000438","481:4810003035"],"twin_admin_codes":[490,496,496,496,466,474,488,466,466,487,487,493,496,490,493,469,478,485,469,490,468,485,481,490,481],"twin_sims":[0.009359656258380124,0.0043499358162211385,0.0021383706117937243,0.001971209868694678,0.0015817431909659375,0.0007472399133276952,0.0005672745639649884,0.00022758097004703457,0.00019195705362269795,0.0001700011609225794,0.0001532137986699988,0.00014226487627865678,0.00014214929660535608,0.0001261623675490362,0.00011003084858281163,0.00010045403697124125,0.00009489635207709131,0.00009189632869249109,0.0000793064831364694,0.00007493031757717322,0.00007370510038623482,0.00007369858934000106,0.00006433967870670281,0.00006078745451378454,0.00006045808587437307],"twin_dists":[0.3969720181205472,0.42829424652231596,0.4554026678446116,0.45840755497463687,0.46643668607384947,0.49280905456886687,0.5021515094272893,0.531946763151719,0.537317575503289,0.5411171938306031,0.5443484663163058,0.5466410817821383,0.5466661599445708,0.5503351014330484,0.5545123455042319,0.5572753767205569,0.5589954025918871,0.559963893450149,0.5643846938947199,0.5660785384717995,0.5665695744202717,0.5665722044814822,0.5706009853695485,0.5722773684185296,0.5724374819023662],"n_dims_used":45,"mean_confidence":0.918932851155599},"coverage":{"mean_confidence":0.918932851155599,"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}}