{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012470},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012883","490:4900012396","490:4900012466","490:4900012560","490:4900012468","490:4900012948","490:4900012986","490:4900013205","490:4900012331","490:4900012757","490:4900013177","490:4900012261","490:4900012400","490:4900013239","490:4900012998","487:4870000121","490:4900012399","487:4870001737","490:4900012397","490:4900012070","487:4870002168","490:4900013108","490:4900000336","487:4870000996","490:4900013211"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,487,490,490,487,490,490,487,490],"twin_sims":[0.3400114261741128,0.33085387143062345,0.3183076002582932,0.25400003110301955,0.12509751050929238,0.11761113117014042,0.11137301613508734,0.10110725584683423,0.10017405113488027,0.09403383577776812,0.08857549663707427,0.08728858378867112,0.08419189334703815,0.06944957051034222,0.059631814711638524,0.05651773027659358,0.05475770492709701,0.054200849164973273,0.05189699792395155,0.050837640638097814,0.05067480577436645,0.050396947541343176,0.04934563465050397,0.04440855744514925,0.043522817084165964],"twin_dists":[0.19076754602800258,0.19316650173085861,0.1965131950856035,0.21501354963555266,0.2648077903798734,0.2687097552573361,0.2721092251063418,0.2780390070728902,0.2786009728634136,0.2824046355244933,0.28595401268061443,0.2868160124410095,0.28893244885025915,0.29995970803133154,0.30841108541421275,0.311330622013278,0.3130399331069756,0.3135902103705184,0.31591788620630806,0.3170171186099942,0.31718776871993987,0.3174800195752395,0.31859807853882616,0.32413108054024775,0.3251778079525424],"n_dims_used":45,"mean_confidence":0.9122182210286458},"coverage":{"mean_confidence":0.9122182210286458,"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}}