{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010581},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010498","490:4900011308","490:4900010497","490:4900011244","490:4900011370","490:4900009942","490:4900011443","490:4900009519","490:4900010314","490:4900011444","490:4900010569","490:4900010667","490:4900011171","490:4900010052","490:4900010240","490:4900011506","490:4900010659","490:4900011509","490:4900011504","490:4900008440","490:4900010824","490:4900010651","490:4900007889","490:4900010327","490:4900010582"],"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":[0.3654262194150865,0.304842707235066,0.28241843605599126,0.13706142660386844,0.12750913198953723,0.110971521907876,0.11027197257162168,0.07924316331545733,0.07596467462811324,0.07378965734928859,0.0720227861584881,0.0668961073148132,0.051818806846862624,0.04634047400865656,0.04360920234957878,0.042731948920623236,0.04247451264992013,0.039576796518140424,0.035286497654536016,0.034653123051205166,0.033396428754461416,0.032117949007878135,0.028366262514729026,0.028094510411800458,0.027382669670282276],"twin_dists":[0.1842836950003109,0.20018873436517762,0.20652620324161927,0.25892465745852233,0.26358872974727754,0.27233299888536217,0.2727243934013355,0.292447478355471,0.29487440219800765,0.29653145337165665,0.297906864222849,0.3020588259237712,0.3159983796458409,0.3219074570855663,0.3250749382407407,0.326127660347179,0.3264400384889341,0.3300709582572156,0.3358833912588082,0.33679173778207705,0.3386366771988351,0.3405753952619114,0.3466726812809865,0.3471407336404732,0.3483854960649038],"n_dims_used":45,"mean_confidence":0.8922046237521701},"coverage":{"mean_confidence":0.8922046237521701,"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}}