{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007556},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004913","490:4900006338","490:4900007066","490:4900004624","490:4900006578","490:4900004623","490:4900006217","490:4900006096","490:4900004766","490:4900005193","490:4900006823","490:4900005185","490:4900006577","490:4900005453","490:4900006567","490:4900006099","490:4900006461","490:4900006098","490:4900006580","490:4900006585","490:4900005320","490:4900006571","490:4900006220","490:4900007067","490:4900004773"],"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":[0.20596704778909497,0.09982500971240989,0.09158675816210063,0.07284209297492907,0.059087633513964496,0.058706426525609805,0.052015982020561534,0.04738665745619011,0.04644231815711934,0.03767105920368406,0.03564902868212727,0.0307770947194155,0.02908223762846577,0.028844407017418812,0.027018628358573556,0.024869331601827086,0.020508342219233255,0.02028076965507569,0.016722030394734983,0.011831228252579677,0.011488005596178283,0.011203254917148587,0.010271597527908231,0.010021941255052699,0.00840881231751182],"twin_dists":[0.2308727941469645,0.2788122146825607,0.28397516710552007,0.29726572425229075,0.3089120647633733,0.3092652752433483,0.3157955917280232,0.32073553574372893,0.32179240537365433,0.332583338683404,0.33536969481888396,0.342680894145507,0.3454577226919043,0.3458584258827162,0.34903288040238,0.3530159575128532,0.36211110416069453,0.3626305073908652,0.37149680484871217,0.38688704171490823,0.38816839224362343,0.3892575169709075,0.3930016884925232,0.3940563365082175,0.4014981095755266],"n_dims_used":45,"mean_confidence":0.8991787380642361},"coverage":{"mean_confidence":0.8991787380642361,"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}}