{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000028},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000015","487:4870003683","490:4900000189","496:4960009182","490:4900000121","487:4870003829","490:4900000083","496:4960009082","490:4900001728","490:4900000353","487:4870003401","490:4900000191","487:4870003688","496:4960006099","487:4870003826","490:4900000358","487:4870003540","490:4900000247","490:4900000356","496:4960005839","487:4870003682","490:4900000045","490:4900001196","487:4870004114","487:4870003687"],"twin_admin_codes":[490,487,490,496,490,487,490,496,490,490,487,490,487,496,487,490,487,490,490,496,487,490,490,487,487],"twin_sims":[0.7757661083868077,0.5344252198477553,0.5282502736031724,0.5094310284986571,0.5082158906391068,0.5076914517553307,0.4615877118972562,0.45871578930889684,0.45461560694107006,0.4492230204792626,0.4477835489697742,0.4230373110826615,0.4187180530564152,0.41569553540278675,0.4142112901541799,0.41021159089863285,0.40790025849792927,0.4011975683139102,0.3921906240623571,0.3867672317109218,0.3769460081572964,0.3743593532424053,0.3711838839955524,0.36803941457186856,0.3664495233944868],"twin_dists":[0.09254944010877683,0.14538559485235045,0.14672772221660163,0.15084023581916567,0.15110704771775552,0.15122225190632996,0.161492351183666,0.16214292248063786,0.16307427027650323,0.16430388585767036,0.16463304268938503,0.17035799403165766,0.1713710951680229,0.1720826834086398,0.17243293133034546,0.1733794905762378,0.17392832836104485,0.1755277872594636,0.17769632875458402,0.1790132415052109,0.18142060315884936,0.18205967627973335,0.18284719944804992,0.1836303309256909,0.18402756510028506],"n_dims_used":45,"mean_confidence":0.9144046359592014},"coverage":{"mean_confidence":0.9144046359592014,"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}}