{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001283},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000989","477:4770001285","477:4770001401","477:4770001230","477:4770001342","472:4720007899","477:4770001111","477:4770001348","477:4770001048","477:4770001231","477:4770001685","468:4680006133","477:4770001289","477:4770001284","477:4770001350","477:4770001051","477:4770001167","477:4770003204","477:4770000988","477:4770001687","477:4770001508","477:4770001347","477:4770000991","468:4680005726","477:4770000926"],"twin_admin_codes":[477,477,477,477,477,472,477,477,477,477,477,468,477,477,477,477,477,477,477,477,477,477,477,468,477],"twin_sims":[0.513367616320954,0.5108784346912145,0.5067163751856301,0.404316453178997,0.3637305534262046,0.32873953367461345,0.32578787270221604,0.31844594687429256,0.31429378619927983,0.3116877015126142,0.29581835406283974,0.29545701798657364,0.29429985792827357,0.2759966972707741,0.27139479403032835,0.27115178781453214,0.27027492145145315,0.24693191428419325,0.23178671310815643,0.23160566702725868,0.23054315509959838,0.21821134422068644,0.21607365236015763,0.2144696310263028,0.21013263502083696],"twin_dists":[0.14997698512939067,0.15052263856639064,0.15143653142629568,0.1747820535849683,0.18470891158728164,0.19372550901857327,0.19450921810966232,0.1964758937514422,0.1975994213116286,0.19830890528789885,0.20270488465725311,0.2028065624602263,0.20313267509925578,0.20839626236042327,0.20975278250311574,0.20982480626155836,0.21008502930417242,0.21721620644419395,0.222076841676091,0.2221361829216022,0.2224850582077753,0.22661451038706318,0.22734609288060406,0.22789824464213182,0.22940528522876302],"n_dims_used":45,"mean_confidence":0.9211130777994792},"coverage":{"mean_confidence":0.9211130777994792,"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}}