{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930007168},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005212","466:4660002902","493:4930007151","490:4900000389","466:4660002295","496:4960003121","490:4900003908","480:4800004283","494:4940008402","466:4660003198","480:4800005145","494:4940008689","478:4780007227","496:4960003542","490:4900000280","490:4900000395","490:4900001888","493:4930006996","480:4800004365","496:4960001071","478:4780008431","466:4660002248","496:4960011482","496:4960008970","490:4900000053"],"twin_admin_codes":[480,466,493,490,466,496,490,480,494,466,480,494,478,496,490,490,490,493,480,496,478,466,496,496,490],"twin_sims":[0.26669185849136834,0.2293733314150455,0.1773572546717568,0.1744412221761625,0.1728458334268405,0.1593751102664042,0.15444602964642729,0.13765140438484122,0.13625716252489775,0.12115146651194125,0.11722703929851222,0.11588876806589891,0.1154754068188166,0.11097125231020943,0.10822003464787221,0.10745853272098825,0.10307490098015953,0.10003964833932172,0.09637982195437154,0.0955901418384262,0.09395789677994149,0.09260820352376278,0.09124566921635206,0.09081221835661578,0.08818055062095106],"twin_dists":[0.21115382016782291,0.22287039748225068,0.2415518263103257,0.24270671133118807,0.2433443971069048,0.24890503405928324,0.2510249466030466,0.25864469712051735,0.2593077589683335,0.26684158475582387,0.2689150109601145,0.26963422715443747,0.2698576650692887,0.2723331493562274,0.27388363274236194,0.2743181760248096,0.2768672691669525,0.2786822458641548,0.280928958342888,0.2814224959263849,0.2824528852561882,0.28331562307114605,0.28419670237568284,0.28447917350639595,0.2862174914570092],"n_dims_used":45,"mean_confidence":0.9262227376302083},"coverage":{"mean_confidence":0.9262227376302083,"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}}