{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001098},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000974","490:4900001628","490:4900001764","496:4960010261","496:4960010021","496:4960010020","496:4960010019","490:4900001494","496:4960010349","496:4960010263","496:4960010262","490:4900000852","496:4960009932","490:4900000975","490:4900001493","496:4960009933","496:4960010430","496:4960010436","490:4900001229","490:4900001765","490:4900001492","490:4900001908","496:4960010264","490:4900001360","466:4660006374"],"twin_admin_codes":[490,490,490,496,496,496,496,490,496,496,496,490,496,490,490,496,496,496,490,490,490,490,496,490,466],"twin_sims":[0.4816539162859402,0.34313151009683807,0.33811788847034874,0.2938984744505296,0.28951020709368364,0.2646229895765541,0.2532194533730663,0.2505334957230957,0.2249012654339055,0.20876727035536866,0.1921953975577996,0.18297305977392161,0.17577273239410143,0.1392706982617287,0.13188760087812593,0.12741004250287782,0.11599398532723786,0.09515666765659558,0.09141565080891888,0.08747369773823588,0.0717925701581188,0.0680938657487684,0.049153023375180044,0.04520036737417738,0.03128709261166994],"twin_dists":[0.15698483644707922,0.18995816468198362,0.19126069120057027,0.2032459705769797,0.20449064667712377,0.2117750089580537,0.21525486711821173,0.21608887442814095,0.22435559572721195,0.22988409302905002,0.2358745762619555,0.23936515268683378,0.24217767849357807,0.2578808809396603,0.26141932425720327,0.263638473090489,0.26957745086987156,0.28169477579738716,0.28408621860013233,0.28669140033052204,0.29808807988147396,0.30106621408972994,0.318805066662753,0.3232100894353744,0.34187098108471375],"n_dims_used":45,"mean_confidence":0.9179295010036892},"coverage":{"mean_confidence":0.9179295010036892,"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}}