{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000592},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000411","478:4780002296","489:4890000487","489:4890000651","470:4700001956","466:4660008617","489:4890000645","489:4890000656","466:4660010952","489:4890000080","489:4890000876","469:4690005861","472:4720002064","466:4660005629","485:4850002062","478:4780008046","472:4720000436","466:4660008444","478:4780003893","489:4890000720","466:4660006446","489:4890000930","470:4700005452","477:4770000069","470:4700008401"],"twin_admin_codes":[489,478,489,489,470,466,489,489,466,489,489,469,472,466,485,478,472,466,478,489,466,489,470,477,470],"twin_sims":[0.39282518278984907,0.18759002198309965,0.1858876177994635,0.17330728874567713,0.16848507381349895,0.16313907401783,0.15511039370847085,0.14687591500566183,0.14674612040092966,0.14349972664020036,0.1400853243357811,0.13758426415009675,0.13481074946171778,0.12852147540876432,0.12330469443350292,0.12125058905134908,0.1196597263458534,0.11642930975088765,0.1143407257743676,0.11416822636046092,0.11381518444794131,0.11076745252950843,0.10950846274830317,0.10907080308048543,0.1086538725549911],"twin_dists":[0.17754280329793073,0.23760262769083348,0.2382489323196825,0.24315952005701302,0.2451091932231759,0.24731814352522555,0.25073635911682446,0.2543794770280291,0.25443809268107453,0.25591682196843973,0.2574991286827827,0.25867651165326694,0.26000102570221395,0.26308219810722633,0.2657256636892743,0.2667898833446447,0.2676235912148725,0.2693429648607767,0.27047418047887206,0.27056831757372857,0.2707613228775275,0.2724469772645486,0.27315377092605736,0.27340094458232667,0.2736371265319085],"n_dims_used":45,"mean_confidence":0.913335673014323},"coverage":{"mean_confidence":0.913335673014323,"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}}