{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011580},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010676","490:4900011581","490:4900011500","490:4900011388","490:4900007992","490:4900010134","490:4900012185","490:4900010127","490:4900011001","490:4900011516","491:4910004908","490:4900010037","490:4900011012","490:4900012099","490:4900010924","490:4900010049","490:4900010427","490:4900011499","490:4900011515","490:4900011290","490:4900011228","490:4900011156","490:4900012021","490:4900010934","490:4900010494"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.0699692861455554,0.05718834877418505,0.038286043163555356,0.035295141474591736,0.03188178533427493,0.028330794016223192,0.021720614683277226,0.020600050081948932,0.01839541255086096,0.01658617368150838,0.015885269137419188,0.015747040327093276,0.013311823830179747,0.01207039468011187,0.012016823916419776,0.01198485917601482,0.011963490910216033,0.011540350498675871,0.009699428001527502,0.008960973309543072,0.008497525086012607,0.00840437861152085,0.008404293228077791,0.008087431870565187,0.008062538882910364],"twin_dists":[0.2995401762585969,0.3106908884149541,0.3317610594998053,0.33587109108947677,0.340940711061372,0.346733551139243,0.35942601795459667,0.3619032123748811,0.3671409090392256,0.3718670066807892,0.37382033687758015,0.37421448213377445,0.3817118177124086,0.3860135246795665,0.38620784032534133,0.386324151368722,0.38640205825278207,0.38797079527458306,0.3954539886396448,0.39881731143829524,0.40105697264094153,0.40152026596323503,0.4015206927493208,0.40313191666694564,0.40326088012543077],"n_dims_used":45,"mean_confidence":0.8911002265082465},"coverage":{"mean_confidence":0.8911002265082465,"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}}