{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001264},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001852","493:4930001533","493:4930002025","493:4930003027","493:4930002351","493:4930003028","493:4930003392","493:4930002350","493:4930001690","493:4930002857","493:4930002524","493:4930001262","493:4930002859","493:4930001535","493:4930001536","469:4690003254","493:4930001395","493:4930003568","493:4930003203","469:4690002548","469:4690003346","488:4880006053","493:4930001539","493:4930001393","493:4930001029"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,469,493,493,493,469,469,488,493,493,493],"twin_sims":[0.7289540762646962,0.5135055630334351,0.46092757966437714,0.4469969263249633,0.44524178459056074,0.41504284644597694,0.4022177170122207,0.38031777897059826,0.37845382663704535,0.3695709407053093,0.34155378011552334,0.3211143540672533,0.3193509161815708,0.2744685407043646,0.24751579276939134,0.23174517463084696,0.22509220788728956,0.21893544762762362,0.21704342359210713,0.21699002979259355,0.2169310913939001,0.20654507230651187,0.2038335541729492,0.19955820415605893,0.19537664919505054],"twin_dists":[0.10327178648415243,0.1499467653442558,0.16164176209475253,0.1648130844845062,0.16521523457224,0.1722366364842861,0.17528358051799886,0.18059075388920703,0.18104906042545763,0.183248489473188,0.1903669498486111,0.19575820612179898,0.1962321184600985,0.20884517240460873,0.2170327338407584,0.2220904539933718,0.2242917842413504,0.22636779278204422,0.22701360746856789,0.2270318874578591,0.2270520692194022,0.23066795759279674,0.2316322698260303,0.23317077738250427,0.23469768404293384],"n_dims_used":45,"mean_confidence":0.9264433966742621},"coverage":{"mean_confidence":0.9264433966742621,"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}}