{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007535},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006805","490:4900007534","490:4900006319","490:4900002221","490:4900007165","490:4900007288","490:4900007180","490:4900006326","490:4900007282","490:4900002222","490:4900003785","490:4900007058","490:4900007658","490:4900007283","490:4900006320","490:4900002371","490:4900006931","490:4900006930","490:4900007661","490:4900002067","491:4910001504","490:4900002520","490:4900007660","490:4900007536","491:4910002414"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,491],"twin_sims":[0.28505402624273907,0.2431764560128159,0.19682546266137976,0.18194686199703194,0.16958387905658315,0.16642981055854428,0.1493860776274008,0.13848301236497945,0.11997298756084326,0.11443281010325243,0.11110210862020355,0.110310264347419,0.10769317601249002,0.1023596629226011,0.10219797047780675,0.10019075630210594,0.09993137753604374,0.09860093644584494,0.09820133888560777,0.0862789998050101,0.08481582406006591,0.08402547061336278,0.08129428313469227,0.08005984821784136,0.07894225596096023],"twin_dists":[0.20576615946594065,0.21840301309649376,0.23416610786573813,0.23976115006602344,0.2446614470320302,0.24595235365299603,0.2532533320314124,0.2582515965381915,0.2674587568236247,0.2704239725679691,0.2722601475431468,0.27270291975596456,0.27418402536180553,0.2772911586059417,0.27738730666153116,0.27859087725927034,0.27874777910605125,0.27955763321837745,0.27980254487065787,0.2874993510860915,0.2885010912261371,0.28904793676858426,0.2909698450319655,0.29185550259034265,0.2926668264389326],"n_dims_used":45,"mean_confidence":0.8968371921115451},"coverage":{"mean_confidence":0.8968371921115451,"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}}