{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000903},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000670","490:4900000662","490:4900002923","490:4900000553","490:4900002337","490:4900001033","490:4900001171","490:4900001006","494:4940008827","490:4900001842","490:4900000779","490:4900000900","490:4900001026","490:4900002454","490:4900000557","490:4900003483","490:4900000658","490:4900001040","490:4900000668","490:4900002484","490:4900005789","466:4660006497","496:4960009172","480:4800004611","494:4940004114"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,466,496,480,494],"twin_sims":[0.4717839529950645,0.44185589631436895,0.36863514124113284,0.3272487569892587,0.32071057372086487,0.31180233887547104,0.297546560174273,0.29667110817129655,0.28006131764474174,0.2721407167851593,0.2625281591162367,0.262044084806028,0.2613299342192796,0.25515718069623416,0.2547717048776306,0.23973355146237446,0.23856651118979827,0.22345402905112877,0.22205258987221996,0.22038237729323415,0.21093605178527117,0.2031261530788101,0.1972626076305081,0.19466718819676107,0.1923117822626241],"twin_dists":[0.15919392761940038,0.16599275207028533,0.18348170980827347,0.1941208439810102,0.1958665903662118,0.19827762531307197,0.20221958659008882,0.2024652145967309,0.20720958226679817,0.20953194906130929,0.2124070879526967,0.2125535974508614,0.21277005167186644,0.2146566790316697,0.21477544739187837,0.21950149877553551,0.2198761748536793,0.22484042681477578,0.2253119137871427,0.2258764270954828,0.22912452953371487,0.23188529063727845,0.23400624989707522,0.2349589860665453,0.23583128224504246],"n_dims_used":45,"mean_confidence":0.9089489407009549},"coverage":{"mean_confidence":0.9089489407009549,"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}}