{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008342},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008010","490:4900007787","490:4900008345","490:4900008343","490:4900010835","490:4900008228","490:4900009934","490:4900007773","490:4900009013","490:4900010916","490:4900010915","490:4900008116","490:4900008120","490:4900008123","490:4900011297","490:4900011887","490:4900010746","490:4900008107","490:4900011159","490:4900011162","490:4900011009","490:4900010024","490:4900010931","490:4900008453","490:4900010998"],"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":[0.6127403930171175,0.4716113820834595,0.4690819445619269,0.46537390376367727,0.46456053544419357,0.39882272118954304,0.38103494092118895,0.3734652037356855,0.35723439865088397,0.3541360205246138,0.345457262097553,0.3311761279073671,0.29211273779611113,0.27806929393670404,0.27668807111136806,0.27446841946744244,0.2415105729824759,0.23485796919511026,0.22855308959490755,0.2154445267010493,0.20837346626273098,0.20683028442084012,0.20515611678888662,0.20431078716116255,0.20106424627156472],"twin_dists":[0.12854477021439445,0.1592326865867988,0.1598013399585236,0.16063684949509405,0.16082042699647153,0.17609737897685962,0.1804147082080072,0.18228109306369242,0.18634731905620516,0.18713414738988443,0.18935738927015786,0.19308147304095896,0.20375113086152583,0.20778983967789155,0.20819366462213115,0.20884520807974488,0.21893325860959587,0.22107478724329993,0.22314135926911624,0.22756232605246224,0.23002258854580354,0.23056703023733183,0.23116083004663418,0.23146191469031874,0.23262625611738366],"n_dims_used":45,"mean_confidence":0.8921680026584201},"coverage":{"mean_confidence":0.8921680026584201,"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}}