{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870011569},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870011331","487:4870011567","487:4870011449","487:4870008546","487:4870011568","487:4870011578","487:4870011328","487:4870011448","487:4870008976","487:4870009119","487:4870011451","487:4870010701","487:4870010182","487:4870011094","487:4870011805","487:4870011325","487:4870011084","487:4870010315","487:4870011210","487:4870011329","487:4870011093","487:4870012673","487:4870011796","487:4870012597","487:4870012598"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.819629226003926,0.7715778264951559,0.7010363273570949,0.6952843629905839,0.6414465438058649,0.6133910249894824,0.5750917431396035,0.5652537196358592,0.5337214463556322,0.5291310638062596,0.5158704357521859,0.5157330497330995,0.5126935830196436,0.4912865708821994,0.4858425055619171,0.479033665237346,0.4789792351326927,0.4777660046021179,0.4591928822581434,0.45575215774505484,0.4475562932393605,0.44218862327476155,0.436836990756566,0.43589413364593704,0.4337228582436395],"twin_dists":[0.08191430179595557,0.09353086570446675,0.10946432791481057,0.11072656750058273,0.12238965796725729,0.12840543620524056,0.13661236711271002,0.13872645204065653,0.14553839726925444,0.1465360804538748,0.14942900888322108,0.1494590716417764,0.15012467388749734,0.154842600707515,0.1560517245167735,0.15756985994941938,0.1575820233662354,0.15785325770422473,0.16203474716966593,0.16281580109828256,0.1646850445689192,0.16591624483017853,0.16714954212712535,0.16736744105689286,0.1678699491150042],"n_dims_used":42,"mean_confidence":0.9111062912713914},"coverage":{"mean_confidence":0.9111062912713914,"n_dims_used":42,"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}}