{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000394},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000303","480:4800000457","480:4800000494","480:4800000362","480:4800000302","480:4800000675","480:4800000459","480:4800000540","480:4800000490","480:4800000747","480:4800000492","480:4800001027","480:4800000393","480:4800000427","480:4800000456","480:4800000789","480:4800000790","480:4800000369","480:4800000828","480:4800000370","480:4800000827","480:4800000787","480:4800001029","480:4800000872","480:4800000392"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.675062165948177,0.568609274834419,0.5308784975674834,0.4284823187310673,0.4274669223684344,0.42237412083736886,0.4169474725166385,0.3840339975353941,0.37637608405733236,0.3749589330545282,0.3574508812856658,0.29628415800351143,0.2859192237872247,0.28360165267221243,0.2797816004405718,0.27862869007663854,0.2742623032495526,0.272012874803412,0.2673256481929668,0.2618305283843029,0.2526289550115406,0.2447390225440424,0.23919914516309548,0.2374590591316767,0.23210068050993862],"twin_dists":[0.11513510566209136,0.1380049220996355,0.14615607666117902,0.16908698674101014,0.1693234979180887,0.1705132639779255,0.17178767326661012,0.1796802332694133,0.18156122707833364,0.18191134879406504,0.1862924753629565,0.20257391818232132,0.20551757957511063,0.20618446385384828,0.20729090943669426,0.20762663826017644,0.208905873751248,0.20956977069141214,0.2109641217280793,0.21261828615520437,0.21543773556545073,0.2179077828847236,0.2196729213088132,0.22023282538034933,0.2219740052356335],"n_dims_used":43,"mean_confidence":0.9127209685569586},"coverage":{"mean_confidence":0.9127209685569586,"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}}