{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003714},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001684","490:4900004003","490:4900001676","490:4900003582","490:4900002290","490:4900003855","490:4900005099","490:4900002741","490:4900003046","490:4900004547","490:4900005234","490:4900003036","490:4900002139","490:4900003183","490:4900003853","490:4900003165","490:4900002894","490:4900003584","490:4900002586","490:4900002890","490:4900005226","490:4900004126","490:4900004402","490:4900002298","490:4900004963"],"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":[0.6726737438683086,0.6670657780214682,0.6485318324264159,0.5445128267977688,0.5414603813616433,0.49990826748172634,0.48869159447727556,0.48543870814241497,0.46802447241965556,0.46238959473401486,0.44177658939426623,0.43707099034671376,0.43070250063822213,0.42357909048821524,0.4207412143059048,0.41835475270688804,0.4038276280052866,0.40050866082415904,0.3941835604714337,0.3923242555450495,0.3777678031617976,0.37626712225757836,0.3661607866967332,0.36059275565044,0.35989805196717006],"twin_dists":[0.11565319020486615,0.11686778961726278,0.12086622335885171,0.14319965679882454,0.14386029702640316,0.1529357606892583,0.15541843625723978,0.15614157133179246,0.16003938225641354,0.16131095864174042,0.16601099120012314,0.16709549257237688,0.16857064879907582,0.17023122514959213,0.17089600697560153,0.171456510239415,0.17489876160395867,0.17569285925477585,0.1772145435006896,0.1776639882820558,0.18121801455855524,0.18158812430705043,0.18409979858459943,0.18549842201831596,0.185673690424269],"n_dims_used":45,"mean_confidence":0.9207392374674479},"coverage":{"mean_confidence":0.9207392374674479,"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}}