{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009552},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008694","490:4900008702","490:4900009348","490:4900008814","490:4900009145","490:4900009659","490:4900009136","490:4900008810","490:4900009556","490:4900008813","490:4900009553","490:4900009649","490:4900009751","490:4900009658","490:4900008482","490:4900009234","490:4900007799","490:4900009759","490:4900008700","490:4900008925","490:4900009554","490:4900009212","490:4900008586","490:4900008926","490:4900008699"],"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":[0.07510589980915633,0.05439694747628374,0.05198379076559543,0.04800783535675221,0.022944661320148694,0.021706601892921867,0.020921870830927124,0.01842433779574857,0.01818770286886813,0.01281704037231072,0.01047044978517984,0.00877076344700617,0.00693670042325824,0.0062666717756509945,0.006111125200638262,0.004527449925348798,0.0044032783360923484,0.004110819570173435,0.0038424687776863844,0.0036493505813706565,0.0029078203234988633,0.002745641639799003,0.0020486607269173864,0.001611809409938073,0.0015378467033295147],"twin_dists":[0.29552403296449653,0.31339589682429647,0.31582865565408325,0.32004989931599326,0.35684395015345804,0.3594563019049774,0.3611800019053123,0.3670687178986823,0.36766224465141967,0.3833819066592521,0.3921778711907526,0.39972368844537814,0.4095035081918071,0.413666445774836,0.41469004597920806,0.4267161194012411,0.4278139710940919,0.4305151338043861,0.4331519651344828,0.435155358989906,0.4438726000601436,0.4460480788546684,0.4569872973573597,0.46575525817216734,0.4674533393849936],"n_dims_used":45,"mean_confidence":0.8762713962131077},"coverage":{"mean_confidence":0.8762713962131077,"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}}