{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710001731},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["476:4760001143","471:4710001668","471:4710001473","476:4760000557","471:4710000924","471:4710001718","476:4760001597","471:4710001733","471:4710001609","471:4710000922","484:4840006141","471:4710001653","471:4710001729","476:4760000894","471:4710001123","471:4710002597","498:4980002308","484:4840004763","500:5000005465","476:4760001037","484:4840003079","475:4750009806","471:4710001053","473:4730009245","484:4840003660"],"twin_admin_codes":[476,471,471,476,471,471,476,471,471,471,484,471,471,476,471,471,498,484,500,476,484,475,471,473,484],"twin_sims":[0.381760579747015,0.2784560084774086,0.1890996457874448,0.16416871080636145,0.12361261810609539,0.08787106691514687,0.07682388543538418,0.06451104314156687,0.06419972811593533,0.06385470513114248,0.0638305657022712,0.06269677469312823,0.05740923936978578,0.05687333119855179,0.055913824798294,0.05570403943412235,0.050736320286549993,0.049665169354380076,0.04730755049886147,0.046354855920051924,0.0463027439957364,0.04505449432495949,0.04431510749714639,0.042548168979144485,0.04223983608806571],"twin_dists":[0.18023674406521045,0.20767699606590453,0.2370329427312912,0.2468886782080124,0.26556729643618443,0.28642461173660616,0.2942303387734413,0.30407935363386457,0.30434757001363305,0.30464607348394895,0.30466700753965725,0.3056576274157881,0.3104815264387789,0.3109906223100667,0.3119121028334578,0.31211531326698666,0.3171232482589619,0.3182561742224131,0.3208233899375676,0.3218911972414856,0.32195013382282844,0.3233787386493418,0.3242406837673552,0.3263505001127988,0.3267261911654944],"n_dims_used":45,"mean_confidence":0.9167038811577691},"coverage":{"mean_confidence":0.9167038811577691,"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}}