{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850001052},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001500","485:4850001279","485:4850002476","485:4850001499","485:4850001581","485:4850002027","485:4850001864","485:4850001062","485:4850000747","485:4850000238","485:4850002195","485:4850000461","485:4850000351","485:4850002121","485:4850000795","485:4850000750","485:4850001120","485:4850000190","485:4850001498","485:4850000378","485:4850000409","485:4850000525","485:4850001507","485:4850002752","485:4850000615"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485],"twin_sims":[0.8235796755510333,0.7355286010507261,0.7076161550911828,0.6804588976716931,0.650162440526349,0.6481661179605078,0.6441325350903149,0.6407877348475004,0.639004397017415,0.6207306080325179,0.6191637298237346,0.6177970520486437,0.6137648047330884,0.6065100976723152,0.6022134283713635,0.5855629579864492,0.5726530318618743,0.5624362772302696,0.5551822805077538,0.5517907859998681,0.5448467102470387,0.5290065028971018,0.528404910644392,0.5279720351306767,0.5214704726141739],"twin_dists":[0.08091815974705369,0.10179473386519647,0.10801521210389453,0.11396260312451141,0.12051527225893324,0.12094491610595451,0.12181240684399045,0.12253119629798186,0.12291423899939104,0.12683333834518837,0.12716901469104444,0.1274617715984226,0.12832538908231153,0.12987889018625592,0.13079893794704012,0.13436600965543344,0.1371360540924538,0.1393326810879229,0.14089541793434668,0.1416270792102288,0.14312743489930355,0.14656317816457445,0.14669407140350335,0.14678827550893217,0.14820524290599538],"n_dims_used":45,"mean_confidence":0.9193823920355902},"coverage":{"mean_confidence":0.9193823920355902,"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}}