{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000932},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003056","487:4870004967","496:4960009475","478:4780008971","474:4740005529","467:4670004102","493:4930003187","474:4740005538","499:4990003578","474:4740004540","490:4900001038","486:4860002772","493:4930006105","472:4720004121","493:4930005889","496:4960004341","494:4940000262","490:4900003596","494:4940000531","478:4780002965","490:4900002315","478:4780008408","469:4690002682","466:4660012302","481:4810004601"],"twin_admin_codes":[499,487,496,478,474,467,493,474,499,474,490,486,493,472,493,496,494,490,494,478,490,478,469,466,481],"twin_sims":[0.0035226865840565064,0.0034436795202605485,0.0028822448869604274,0.0025060400921768137,0.0019790015700363777,0.001971729753212776,0.0019705247362451707,0.0016292507386660101,0.0015453657496871335,0.001327289282902412,0.0011073973079384,0.0010711560908626399,0.001011469599247814,0.0008928726320735319,0.0007469056299582646,0.0007206440533097429,0.0006546984413631108,0.0006410257184994979,0.0006161010888914549,0.0005985330808762289,0.0005926176309865894,0.0005553991426283629,0.0005110827318896067,0.0004982931240838699,0.00044453428865152717],"twin_dists":[0.4365224816911376,0.4373980982498406,0.444208181270932,0.4494877548841253,0.45826237483258697,0.4583978517233605,0.4584203460489993,0.46536531759615796,0.4672773115402454,0.47273658826313364,0.4791556457274892,0.48032553794702454,0.48233471596589306,0.48667651646860305,0.4928243694678154,0.4940479176520946,0.4973136740796856,0.49802898300046533,0.4993703423952458,0.5003465405236791,0.5006812640039754,0.5028616553652162,0.5056432313779692,0.5064879235092287,0.5102756331349169],"n_dims_used":43,"mean_confidence":0.9076448484908702},"coverage":{"mean_confidence":0.9076448484908702,"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}}