{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000385},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002224","499:4990001498","469:4690001488","499:4990000559","466:4660010769","479:4790003640","499:4990004069","488:4880000896","468:4680006768","478:4780008599","489:4890003380","468:4680001620","470:4700002403","500:5000005877","470:4700005687","470:4700005577","489:4890004173","472:4720003923","468:4680003979","488:4880005398","468:4680001395","475:4750005612","477:4770001363","485:4850006257","479:4790001924"],"twin_admin_codes":[499,499,469,499,466,479,499,488,468,478,489,468,470,500,470,470,489,472,468,488,468,475,477,485,479],"twin_sims":[0.521712358454657,0.28111930800146423,0.22262965560335155,0.20895681349065764,0.2080106547940222,0.20446909692237578,0.19312444152621583,0.1920738654360413,0.18702648058198473,0.17422535603698616,0.1736701824126763,0.16407571747546415,0.15547892567662996,0.1535398221069573,0.15201308372012134,0.14060013240148642,0.13928017235530596,0.13791142933018374,0.13790771340750602,0.13274476810066999,0.12789335199981872,0.1266389155905291,0.12496626000426188,0.12484192980546806,0.12436581176158931],"twin_dists":[0.14815245414172762,0.20690241889823333,0.22511753151751657,0.2298174967057908,0.23015034227111647,0.23140546399330109,0.2355294880689121,0.23591980457262726,0.23781611429793909,0.2427927499027047,0.2430143776518654,0.24692738586843888,0.25057666550308955,0.2514200559562968,0.25208960392669316,0.2572587308124993,0.2578764316012446,0.2585215931742713,0.2585233511855288,0.2610010012720714,0.26339612599715934,0.2640265869232721,0.2648746466830077,0.26493802713502357,0.2651811846966256],"n_dims_used":45,"mean_confidence":0.9215832180447049},"coverage":{"mean_confidence":0.9215832180447049,"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}}