{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930000960},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001573","496:4960007348","493:4930000133","488:4880000562","496:4960003411","493:4930002917","493:4930003084","493:4930003068","493:4930000430","469:4690001582","493:4930000768","493:4930000425","496:4960003687","496:4960001925","496:4960003979","496:4960006803","493:4930004278","493:4930001175","493:4930000243","496:4960006947","493:4930000485","487:4870006300","493:4930000078","470:4700006615","493:4930001928"],"twin_admin_codes":[493,496,493,488,496,493,493,493,493,469,493,493,496,496,496,496,493,493,493,496,493,487,493,470,493],"twin_sims":[0.27338235155861357,0.26142146009128453,0.24610293158992827,0.2431015994511339,0.2369557052046201,0.23572220834923557,0.23529904595013806,0.21646073383685874,0.20216051393605905,0.1939007682809908,0.18292532040827433,0.17804918040728065,0.17456466677967816,0.17349789432544138,0.17120492304929238,0.17011203191532306,0.1698524861732024,0.16896544710340924,0.16885802607042727,0.16697221937470336,0.1643448918352282,0.16289664288150346,0.15814853339631962,0.1533949911354227,0.15143762227098692],"twin_dists":[0.20916518295535685,0.21274229009041032,0.21747717784212542,0.2184267891971572,0.2203952870489446,0.2207943634895667,0.22093158476598398,0.2272132620313321,0.23223165533771298,0.2352420108712536,0.23938353991401853,0.24127977755694735,0.242657543702125,0.24308325868871766,0.2440046847486829,0.2444469742383663,0.24455231097507413,0.24491319108623208,0.24495698625446483,0.24572910814310187,0.24681538785624882,0.2474195477346393,0.24942804266001095,0.2514833610161079,0.25234325278974273],"n_dims_used":45,"mean_confidence":0.9205450269911024},"coverage":{"mean_confidence":0.9205450269911024,"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}}