{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960000040},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960000009","466:4660005158","466:4660004495","493:4930001421","466:4660004107","493:4930004263","493:4930001068","469:4690006422","494:4940001119","478:4780008743","496:4960012355","496:4960011658","466:4660007908","490:4900001214","496:4960011903","493:4930004262","487:4870007216","470:4700006620","493:4930006294","470:4700006996","493:4930004542","466:4660012321","493:4930005209","493:4930004698","478:4780009839"],"twin_admin_codes":[496,466,466,493,466,493,493,469,494,478,496,496,466,490,496,493,487,470,493,470,493,466,493,493,478],"twin_sims":[0.2491618707697071,0.1931469636279026,0.18990726650393486,0.17539942142054823,0.1712216367316886,0.15779088827896864,0.14765804274531516,0.14366792486804114,0.1435336104688541,0.13893760816439854,0.13796864280776147,0.13579151175919896,0.12836641688549238,0.12460841812792232,0.12254274307140284,0.12066199797047257,0.11947345003273728,0.11916151947686349,0.11888531965763537,0.11649232684026924,0.11459052336109662,0.11238366440086678,0.105154781578494,0.1038266619795213,0.10373791144305097],"twin_dists":[0.21651697562435746,0.23552113672332817,0.23672947812084374,0.2423257125743266,0.24399793651316046,0.24958109777565948,0.2540270737961593,0.25583960187379123,0.255901260441929,0.25803745454690696,0.25849452982026994,0.25953034092458566,0.2631595862484828,0.2650571953256855,0.2661188387509208,0.2670973614570933,0.26772176409525594,0.2678864227481521,0.2680324956850075,0.2693090767084005,0.27033805340506406,0.2715486820818661,0.27564751027109163,0.27642419988594547,0.2764763768039802],"n_dims_used":45,"mean_confidence":0.9266598171657986},"coverage":{"mean_confidence":0.9266598171657986,"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}}