{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001292},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001683","487:4870001680","487:4870000680","487:4870001950","487:4870001864","487:4870001304","487:4870001584","487:4870000682","487:4870001684","494:4940006519","487:4870001024","487:4870000759","487:4870001027","487:4870001018","487:4870001306","490:4900002299","490:4900002752","487:4870001295","487:4870000940","487:4870011432","490:4900002144","487:4870000540","487:4870002375","487:4870000684","487:4870004281"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,494,487,487,487,487,487,490,490,487,487,487,490,487,487,487,487],"twin_sims":[0.6650271741194687,0.5828916969268003,0.5161738740413747,0.4648068962312154,0.4507127826030849,0.44286103987929265,0.4294138382993184,0.4123687047340583,0.3996158377730326,0.39065477852725566,0.38986594976367855,0.38669249599639294,0.3745278932621533,0.3737769532081552,0.3715761957567729,0.36685092884181597,0.36500617840708205,0.3422014728439724,0.3368101230678036,0.3309912380218805,0.3300339296381723,0.32941435942134745,0.3202532585328846,0.3173787397562071,0.3150445281336194],"twin_dists":[0.11730871289562111,0.13493876461392348,0.1493626175620341,0.1607648115123596,0.16396364571711328,0.1657616973369931,0.16887021462883894,0.17286849612464222,0.17590698407796446,0.17806839210747694,0.17825975423904636,0.1790314494501602,0.18201797011236218,0.18220386547765477,0.1827497256331726,0.18392719262991186,0.18438893443324111,0.1901990129162168,0.1916021492858674,0.19313025144887552,0.19338305164606398,0.1935468785686374,0.19598943701873867,0.19676387352664856,0.1973956595414201],"n_dims_used":43,"mean_confidence":0.912849603697311},"coverage":{"mean_confidence":0.912849603697311,"n_dims_used":43,"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}}