{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011278},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010809","490:4900010722","490:4900011131","490:4900008185","490:4900011684","490:4900007977","490:4900008300","490:4900010973","490:4900011280","490:4900010974","490:4900010891","490:4900004674","490:4900010887","490:4900010731","490:4900008186","490:4900004675","490:4900009695","490:4900007373","490:4900007848","490:4900007255","490:4900010889","490:4900001526","490:4900010810","490:4900011051","490:4900006753"],"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":[0.47823837948195297,0.35759727669200003,0.34670471213262266,0.3421043691378327,0.3043523566862893,0.23928897125519008,0.2380904653253606,0.234509478866725,0.23435394366410203,0.18784269133213896,0.18274219606900102,0.16065602567952667,0.14983770804786267,0.1409147985463783,0.13597842169010227,0.1336937276199497,0.13264591633543704,0.1317922108037349,0.13089351514213862,0.12994675132304423,0.12455803787459159,0.12280487207870058,0.12072738598304361,0.11903257976465728,0.11677826043057506],"twin_dists":[0.15774762548119525,0.18625539723839163,0.18903603802073826,0.19022417961544807,0.20032432864907504,0.2196440902217341,0.22002935104027446,0.22118805468043196,0.2212386428213365,0.2375070548891988,0.23945410325315697,0.24836197310843994,0.25305219945579227,0.2571121152385782,0.25944092900788424,0.2605402446629526,0.26104913995908363,0.26146600390323843,0.2619070400630758,0.26237414272035625,0.265082928169642,0.26598336784630605,0.2670631465087179,0.26795458241815495,0.26915548917476173],"n_dims_used":45,"mean_confidence":0.9172011481391059},"coverage":{"mean_confidence":0.9172011481391059,"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}}