{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990003147},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001699","496:4960002499","499:4990002980","481:4810001320","472:4720002395","500:5000010052","481:4810000444","488:4880002181","500:5000011344","479:4790000342","488:4880002334","468:4680002330","499:4990003554","499:4990003990","500:5000004266","485:4850001353","500:5000008819","499:4990000346","499:4990000630","500:5000002346","488:4880003982","499:4990003056","485:4850001068","478:4780002965","481:4810001982"],"twin_admin_codes":[499,496,499,481,472,500,481,488,500,479,488,468,499,499,500,485,500,499,499,500,488,499,485,478,481],"twin_sims":[0.06412451007938279,0.03872180312403611,0.038475862116747125,0.037372770153405954,0.036941232848820844,0.03503981004961967,0.034760306060345525,0.025811527198652283,0.023643116431231556,0.019621003137139388,0.019180831749000055,0.01879193467568975,0.017515433454044615,0.017491087098147014,0.016074258429070953,0.014830312660058352,0.014330497361826788,0.014061751806793327,0.013364206023131153,0.01261137352586806,0.012310909621287227,0.011655287703740726,0.011127790946135904,0.01083085972407286,0.010765091487740148],"twin_dists":[0.3044125343263837,0.33118516044488644,0.33150951683040175,0.3329862772223295,0.33357406531332123,0.33623551302052984,0.3366370347567013,0.35123469646891736,0.35542370437431003,0.3641655935596103,0.365214995007744,0.3661598068146595,0.3693860968586595,0.3694496072660985,0.37328630523005024,0.37690829470002113,0.378439428889984,0.3792822830111952,0.3815382360355729,0.3840929531753018,0.38515042654591036,0.3875396954293163,0.3895502755560358,0.39071961210781664,0.3909824643093148],"n_dims_used":45,"mean_confidence":0.9345426771375868},"coverage":{"mean_confidence":0.9345426771375868,"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}}