{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011223},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011430","490:4900010125","490:4900010829","490:4900008772","490:4900008771","490:4900010124","490:4900008657","490:4900008436","490:4900011560","490:4900010747","490:4900008656","490:4900011366","490:4900011561","490:4900011495","490:4900011497","490:4900008545","490:4900011498","490:4900008790","490:4900008884","490:4900011225","490:4900010479","491:4910005704","490:4900010126","490:4900010393","490:4900008774"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490],"twin_sims":[0.5444183709039065,0.5170486026183595,0.5164898103058593,0.4863323983714077,0.4525661232282387,0.39659579229536196,0.3079617167955899,0.272092397172518,0.23658858271274608,0.22730137662393968,0.21444876676462732,0.21133773278613427,0.18527705138384679,0.16186327613924362,0.15079178678005833,0.14887832154480674,0.14011815437020575,0.1359807341640204,0.12878521475408727,0.12440559054035732,0.11600671825055954,0.11406481638360365,0.11073910256953798,0.10943522851716764,0.10877932945196234],"twin_dists":[0.1432200898559976,0.149171282922807,0.14929350183929196,0.1559427518762897,0.1635409534847802,0.17663290025471906,0.19932918666477026,0.20954624297331373,0.2205139209992589,0.2235560972738199,0.227905445068164,0.22898443338529428,0.23848174212155263,0.2478530156278586,0.2526287660058511,0.25347999592767667,0.2574837785305687,0.2594398233690581,0.2629507305025586,0.26516084227578085,0.26957058274029333,0.2706248033844408,0.2724628243329744,0.2731950775174273,0.2735659842396726],"n_dims_used":44,"mean_confidence":0.8840626803311434},"coverage":{"mean_confidence":0.8840626803311434,"n_dims_used":44,"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}}