{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001988},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002233","500:5000005338","475:4750011655","473:4730003851","500:5000004994","475:4750006380","500:5000002600","484:4840006092","500:5000001981","478:4780003074","478:4780006251","473:4730003228","473:4730004120","500:5000006110","500:5000001990","496:4960005882","500:5000005168","475:4750010580","475:4750010770","500:5000004280","477:4770003970","473:4730004595","500:5000006112","477:4770000707","500:5000002484"],"twin_admin_codes":[500,500,475,473,500,475,500,484,500,478,478,473,473,500,500,496,500,475,475,500,477,473,500,477,500],"twin_sims":[0.4783993754179186,0.4286728111707822,0.3712084374573131,0.2985583885771033,0.2902611699572455,0.28486358394282124,0.2704195348320794,0.25490850163926054,0.2475679220546331,0.23418227067855624,0.22850630156025442,0.21842612843836298,0.2136304372948658,0.21013161401655983,0.20777082169376093,0.19094647704172282,0.18738796982536501,0.1854601763234192,0.18351753764545964,0.18140287743455666,0.17690245975326177,0.1726626365673465,0.1718220264644422,0.17166345719763984,0.1705939354998614],"twin_dists":[0.15771163134063934,0.1690426419330437,0.18284109739636265,0.201936223413015,0.20427685378749266,0.20582093634576928,0.21004207728816918,0.21473328611615083,0.21701636673254465,0.22129450536298342,0.22315683477026232,0.22654127153059633,0.22818823127504026,0.22940564248436274,0.23023487606194698,0.2363403175298437,0.2376791193891704,0.23841185976859602,0.23915568137665166,0.23997170734781423,0.24173105203631431,0.24341789080932222,0.2437558384342817,0.2438197201273619,0.24425169897611118],"n_dims_used":45,"mean_confidence":0.9126583523220486},"coverage":{"mean_confidence":0.9126583523220486,"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}}