{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004462},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002029","490:4900001728","490:4900002189","490:4900003223","490:4900004874","490:4900000731","490:4900003203","490:4900000356","490:4900000498","487:4870005717","490:4900002781","490:4900000191","490:4900005666","466:4660012902","490:4900001353","490:4900000334","496:4960007545","490:4900001084","490:4900003749","490:4900002490","490:4900001063","490:4900000792","490:4900007506","496:4960008263","490:4900003217"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,487,490,490,490,466,490,490,496,490,490,490,490,490,490,496,490],"twin_sims":[0.5966755478651665,0.5613017567629883,0.5263177100436071,0.5251164506367746,0.47453440684045617,0.4632973815403071,0.46161562023206953,0.4511694948146617,0.44085554125810783,0.43258069199578975,0.4304032020831753,0.4177564493943823,0.4172872241634643,0.4093245062794303,0.4047156039681207,0.4023009842244619,0.39485203909153316,0.3911838115594531,0.3882144358857774,0.381666411797232,0.38043518162002704,0.37590543086238964,0.37358676168992755,0.3705751582541409,0.36908870299411856],"twin_dists":[0.13198491615255825,0.13957690694472422,0.14714845174815183,0.14741014401571534,0.15857681832342282,0.16110574321521348,0.16148603622106186,0.16385942333864933,0.16622290853923577,0.1681346905319242,0.16864019194418092,0.17159724550745764,0.17170767875990325,0.17358997189782244,0.1746868023747553,0.17526366007403052,0.1770531941926443,0.17794015520712156,0.17866098508353376,0.18025982971742469,0.18056192346086686,0.18167743514966878,0.1822509765625,0.18299854462727563,0.1833686361586793],"n_dims_used":45,"mean_confidence":0.9132905748155382},"coverage":{"mean_confidence":0.9132905748155382,"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}}