{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003861},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003030","490:4900003580","490:4900001963","490:4900001406","490:4900001979","490:4900004541","490:4900001814","490:4900003572","490:4900003992","490:4900003707","490:4900003186","490:4900003716","490:4900001542","490:4900001404","490:4900004534","490:4900001405","490:4900004399","490:4900002892","490:4900001543","490:4900004677","490:4900004124","494:4940007795","494:4940007889","490:4900003860","490:4900002129"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,494,490,490],"twin_sims":[0.4813211512255675,0.4694024121064119,0.4404239087493095,0.41966518630609495,0.41176845831239556,0.3921734740147242,0.38332566758921194,0.3812625625911925,0.37417973243929786,0.3627281403525273,0.34784014489862086,0.3298997654771207,0.3298327402734868,0.3244907793418418,0.32294322917300455,0.31740443080396163,0.3085146360637645,0.3058512447908278,0.3055293041546914,0.3052044668543673,0.3042095172014051,0.30286910856201515,0.2956315912028486,0.291000551664081,0.2895193827067739],"twin_dists":[0.15705907679484538,0.15972923713174367,0.16632227905736396,0.1711485639932041,0.17301056978324317,0.1777004796499306,0.17985345598836977,0.1803588660638736,0.1821041346008333,0.18496075462001957,0.18874407348423192,0.19341851303022464,0.19343623165522109,0.19485485820721643,0.1952682444978321,0.196756934534522,0.19917733566053797,0.19991024469472457,0.19999908506660993,0.20008877966774188,0.20036385117520922,0.20073525722081453,0.2027574294548222,0.2040666796795123,0.2044880324618353],"n_dims_used":45,"mean_confidence":0.9186091952853732},"coverage":{"mean_confidence":0.9186091952853732,"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}}