{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000341},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001846","478:4780005718","478:4780007471","470:4700006964","481:4810005903","479:4790002372","485:4850007851","499:4990002861","499:4990002011","499:4990001754","485:4850002561","493:4930005787","500:5000005714","487:4870006629","488:4880006426","485:4850006603","469:4690003667","470:4700002357","500:5000002431","480:4800003057","477:4770003811","474:4740005116","489:4890000644","477:4770003934","500:5000000404"],"twin_admin_codes":[499,478,478,470,481,479,485,499,499,499,485,493,500,487,488,485,469,470,500,480,477,474,489,477,500],"twin_sims":[0.00694126428931649,0.005257558018064974,0.005025916018767933,0.005014367422830924,0.004624359029903904,0.003331545051816202,0.0031900139231904037,0.0028013547061565484,0.0026167237151996864,0.0022859386337076093,0.0022501569647327205,0.0020134867982072894,0.0018699637845675946,0.001719164746198879,0.0016253655893001373,0.0015493306576245334,0.0014457405464991004,0.0013452253873439382,0.0012833046433239263,0.0012650190407176244,0.001226047008797599,0.001137475531212836,0.001101212655153024,0.0009610310925350457,0.0009595583507872615],"twin_dists":[0.4094764161613948,0.42076482223019956,0.42256725876318746,0.4226590746998486,0.42587812878932024,0.4386728437893667,0.44033886973336694,0.4452877874377049,0.4478629841535474,0.45292425641763534,0.45351141862783184,0.45762606981345705,0.4603436410681228,0.4634141818126692,0.46545184455282346,0.46718480737733115,0.46967662775853364,0.4722574143370424,0.47393749701283494,0.4744479842954115,0.4755591633680016,0.4782113333902663,0.4793527559692381,0.48412024043408086,0.4841736713511148],"n_dims_used":45,"mean_confidence":0.9180601331922743},"coverage":{"mean_confidence":0.9180601331922743,"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}}