{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002734},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001409","490:4900002590","490:4900002582","490:4900001968","490:4900004537","490:4900002126","490:4900002445","490:4900001538","490:4900002586","490:4900012638","490:4900002132","490:4900002735","490:4900001683","490:4900001987","466:4660007141","490:4900001264","494:4940004051","490:4900002136","490:4900001675","490:4900003853","494:4940007251","490:4900002431","490:4900001829","490:4900005108","490:4900004967"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,494,490,490,490,494,490,490,490,490],"twin_sims":[0.4942669403090368,0.31885757999952885,0.31456691079112103,0.27535095474644344,0.26238875099714076,0.2571785684210594,0.23469279485647235,0.21701181230116154,0.21469988835856807,0.21039554616390924,0.19591134446878922,0.19355676508498973,0.18840465583765723,0.1769581045531541,0.17658249055116676,0.17638623674302453,0.16984753450041826,0.1606609400270405,0.1592655727823617,0.15100184502950686,0.15052735584663432,0.14866468326690555,0.14371051305245172,0.14282590386419916,0.1411267749039506],"twin_dists":[0.15418235536813318,0.19636496219925947,0.19752525957254885,0.20858576898629816,0.2124492637287318,0.21403572548536864,0.22112845899874994,0.22702442959689756,0.22781881236003054,0.22931333024671863,0.2345011848275402,0.23536929779975607,0.23729481303702615,0.2417091059348267,0.24185734210012372,0.2419348829768907,0.24455432173627223,0.24835989567743172,0.2489516210781749,0.2525358042023678,0.25274592613461216,0.2535755351183079,0.25582006021377396,0.25622685083637725,0.25701348437565147],"n_dims_used":45,"mean_confidence":0.9180083380805122},"coverage":{"mean_confidence":0.9180083380805122,"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}}