{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010022},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004853","491:4910003945","490:4900010212","490:4900009819","490:4900009625","490:4900010120","491:4910005314","490:4900010306","491:4910005416","491:4910004910","490:4900011139","490:4900010733","490:4900009099","490:4900010213","490:4900009622","490:4900011949","490:4900007885","491:4910004855","490:4900009008","490:4900009528","491:4910004752","491:4910005518","490:4900009624","490:4900010819","490:4900011140"],"twin_admin_codes":[491,491,490,490,490,490,491,490,491,491,490,490,490,490,490,490,490,491,490,490,491,491,490,490,490],"twin_sims":[0.3509291261076312,0.30418156869485496,0.26290646983453325,0.239217186932944,0.22830263040484794,0.15069999692853286,0.14658121380757508,0.13337480060695223,0.12135850333690613,0.09878396565060887,0.09647987651527765,0.09079836032262381,0.090679961437509,0.0846540010996863,0.08427914637222322,0.08167263550152479,0.06719458112700215,0.06610129941598754,0.06411189263314779,0.0629208874219466,0.06131363690727489,0.060558360007935456,0.05333737761233364,0.05189853383438305,0.051553789500270376],"twin_dists":[0.1879523007527585,0.20037158555865575,0.2122927064857686,0.21966712995592716,0.22322422499326153,0.25266941774647916,0.25451262034131433,0.2606948209451165,0.2667336328932006,0.2794457152389145,0.2808666530721933,0.2844882220937707,0.2845655751144914,0.2886127246139599,0.28887197298389483,0.2907005498987855,0.30181012734060947,0.3027255272341456,0.30442343786627796,0.30546065805161365,0.30688618589086253,0.30756668402855497,0.3144528169808153,0.3159163060800468,0.3162719535746652],"n_dims_used":45,"mean_confidence":0.8859018113878038},"coverage":{"mean_confidence":0.8859018113878038,"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}}