{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003307},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003176","490:4900001417","490:4900004280","490:4900003708","490:4900003847","490:4900003175","490:4900001687","490:4900003564","490:4900001828","490:4900002129","490:4900001820","490:4900004541","490:4900003173","490:4900007117","490:4900000896","490:4900003298","490:4900004129","490:4900003297","490:4900003038","490:4900003704","490:4900004002","490:4900001161","490:4900007729","490:4900004421","490:4900001270"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.765168677216783,0.6710630379436191,0.5828980372134763,0.5550959960283655,0.5339449574416842,0.5061365264707112,0.45232013158097517,0.41353496959245717,0.4121963589706435,0.39271141556899414,0.3926466311255494,0.38937881466199276,0.38277183873472825,0.3704723350895082,0.3681000576679138,0.36556720168100365,0.36523656643659747,0.35932457899001025,0.35572174402535933,0.3484174116170766,0.3422741486245765,0.34033486010203995,0.33640224547240294,0.3328668822210552,0.3282077722255398],"twin_dists":[0.09502322159409939,0.11600230426287837,0.1349374049492484,0.14091402393299718,0.14548986439452308,0.1515640086659331,0.16359701994075418,0.17259270741549967,0.17290927979382792,0.17757031970276055,0.17758599050332347,0.17837801915629736,0.17998900204411997,0.18302412133437773,0.18361519627403786,0.1842483861637737,0.18433120417514956,0.18581850347305937,0.1867310132903579,0.1885958279398021,0.19018017977975324,0.19068345987021612,0.19170879275977104,0.1926361004454858,0.19386641173829147],"n_dims_used":45,"mean_confidence":0.92186279296875},"coverage":{"mean_confidence":0.92186279296875,"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}}