{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000946},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001138","489:4890001009","489:4890001139","489:4890001078","489:4890001073","489:4890001067","489:4890001262","489:4890000835","485:4850004170","489:4890000945","489:4890000900","489:4890001068","489:4890001202","489:4890000947","485:4850004244","489:4890000773","485:4850004034","485:4850003885","489:4890000354","489:4890001203","489:4890001130","489:4890000607","489:4890001010","485:4850003889","489:4890000886"],"twin_admin_codes":[489,489,489,489,489,489,489,489,485,489,489,489,489,489,485,489,485,485,489,489,489,489,489,485,489],"twin_sims":[0.8677402797432592,0.8301235781147029,0.8125197492757423,0.7977230398020171,0.7956785032989212,0.7945731726458348,0.7809966457463439,0.7452051784453746,0.7449567182181502,0.7212239416243073,0.6998990817757326,0.695734762595058,0.6870977900289631,0.6855320100535258,0.6854485152906907,0.6802331701594293,0.6662224065761531,0.6660988385698826,0.65903695747183,0.6360813179884768,0.6306798786384383,0.6290386167337333,0.6258151614334362,0.6206546973716411,0.6188249633660965],"twin_dists":[0.06917881961323344,0.07925125957000995,0.08368897885215315,0.08731464962797983,0.08780899760789229,0.08807562590084173,0.09131652879149886,0.09960546672857995,0.09966192075008903,0.10499861804302499,0.10971421619430975,0.110627874953957,0.11251638611031642,0.1128578783673052,0.11287608118981035,0.11401169916116778,0.11705023753502831,0.11707696470008688,0.11860259704736681,0.12354182048206928,0.12470072817724613,0.12505269430038546,0.12574375434840213,0.12684960179200633,0.12724158453984394],"n_dims_used":45,"mean_confidence":0.9194929334852431},"coverage":{"mean_confidence":0.9194929334852431,"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}}