{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001683},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001292","487:4870001024","487:4870001123","487:4870001680","487:4870000940","487:4870001950","487:4870000680","490:4900002299","487:4870001684","487:4870000540","487:4870000682","487:4870001864","487:4870001315","487:4870001027","487:4870000759","487:4870001593","487:4870001018","487:4870001590","487:4870001954","490:4900003869","487:4870001306","490:4900002752","487:4870001216","487:4870001584","487:4870002292"],"twin_admin_codes":[487,487,487,487,487,487,487,490,487,487,487,487,487,487,487,487,487,487,487,490,487,490,487,487,487],"twin_sims":[0.6650271741194687,0.5480239902555373,0.5113873037269113,0.4991105679008222,0.4550624544147916,0.45002769888975525,0.4426379198599913,0.4383133865000899,0.4269184730351868,0.4269049664632145,0.4265933968368881,0.40303251665767065,0.3976715768222204,0.39391438063213163,0.35526024524940536,0.34880950324490917,0.34466860547501016,0.33878124979769786,0.33740645374600187,0.3338608318781438,0.3298872700721651,0.32769188804826005,0.32765885132170286,0.32466759234666576,0.32282481658862794],"twin_dists":[0.11730871289562111,0.14244054662501832,0.1504110347225312,0.153111789824472,0.16297262218260392,0.16412005663753698,0.16581296893282485,0.1668087135419743,0.16945134160645323,0.16945449084605996,0.1695271489310951,0.17508873158830118,0.1763740293204391,0.17727955063668255,0.18684824279931705,0.1884952101105214,0.18956086939164782,0.1910877594745736,0.19144635850721414,0.1923748537537711,0.1934218161361214,0.1940032277066089,0.19401199331645672,0.1948076972552987,0.19529992063067084],"n_dims_used":43,"mean_confidence":0.9091475730718568},"coverage":{"mean_confidence":0.9091475730718568,"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}}