{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":472,"cluster_id":4720002153},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002015","499:4990001372","472:4720000260","470:4700006171","479:4790001471","499:4990001917","470:4700005449","479:4790004295","485:4850008756","470:4700000631","472:4720001957","481:4810001534","488:4880004938","470:4700000688","470:4700005452","472:4720001776","470:4700000994","470:4700006724","472:4720000515","499:4990000286","481:4810002408","481:4810001634","493:4930002753","466:4660007715","466:4660005998"],"twin_admin_codes":[499,499,472,470,479,499,470,479,485,470,472,481,488,470,470,472,470,470,472,499,481,481,493,466,466],"twin_sims":[0.6401752337494169,0.5561892896547338,0.39436207070451884,0.3901552833447235,0.3558204339276242,0.3527796625333007,0.35177137860663305,0.3486908475567764,0.3096271814219789,0.30876718998288777,0.3070202571623558,0.2912127511246767,0.28277756574842444,0.28201992758733374,0.27720727863652234,0.2705427440969026,0.26621703948635744,0.253203626964998,0.25317773642325453,0.24984141712615485,0.24928725906160235,0.24493444619947324,0.2438240879820336,0.2426396533432769,0.24196545298398034],"twin_dists":[0.12266276973963715,0.14067830294132536,0.17717144447662583,0.17818954369193535,0.18670595436464815,0.18747971345511102,0.18773704684067122,0.18852565303963056,0.19887226491638207,0.19910802756222315,0.19958810599645957,0.20400641929645386,0.20642238731456417,0.2066414961048363,0.20804172114120628,0.2100054937592064,0.21129612107422033,0.21525976477825093,0.21526777731747104,0.21630469290701332,0.21647777786858124,0.21784599019366538,0.21819750803524035,0.21857361835107192,0.21878823729517635],"n_dims_used":45,"mean_confidence":0.9201334635416667},"coverage":{"mean_confidence":0.9201334635416667,"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}}