{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880002565},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880002367","488:4880002358","488:4880002479","488:4880001998","488:4880002647","488:4880001665","488:4880001997","488:4880001825","488:4880002429","488:4880002357","488:4880001909","488:4880002229","488:4880001666","488:4880001219","488:4880002525","488:4880002483","488:4880002524","488:4880001918","488:4880002685","488:4880002139","488:4880002530","488:4880002515","488:4880002566","488:4880002571","488:4880002426"],"twin_admin_codes":[488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488],"twin_sims":[0.896667982057479,0.8946474668073602,0.8945259388548114,0.8728600716704962,0.8432725964135042,0.841933036415859,0.8384692878938268,0.8290611093491762,0.8260056358145857,0.8249376652936763,0.8237732561061889,0.8158117365908589,0.8120855373682243,0.811246375467556,0.8055343169806216,0.7848150909610808,0.7843336345996074,0.7833000482810342,0.7813676068951199,0.7801205480153122,0.7762876954610641,0.7757350761598113,0.7702236693366207,0.7683730179462702,0.7548145096310768],"twin_dists":[0.06065837338171233,0.061282465575464566,0.061319845014212476,0.0677292700486043,0.07583269076688628,0.07618548503965836,0.07709280555376219,0.07952337180559432,0.08030270567314399,0.08057400060753521,0.0808691549836648,0.08287003246080028,0.08379664620178501,0.0840044967809771,0.08541150486961102,0.09041114126720803,0.09052555386976431,0.09077092335216222,0.09122877150834971,0.09152361597490676,0.09242686235638686,0.09255673044602801,0.09384711520448899,0.09427849499600358,0.0974116217808961],"n_dims_used":45,"mean_confidence":0.923181660970052},"coverage":{"mean_confidence":0.923181660970052,"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}}