{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010970},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011211","490:4900010472","490:4900010805","490:4900009489","490:4900008307","490:4900008978","490:4900010889","490:4900010887","490:4900008079","490:4900009300","490:4900011280","490:4900009089","490:4900008639","490:4900011134","490:4900009193","490:4900008519","490:4900011050","490:4900008066","490:4900009083","490:4900008625","490:4900008306","490:4900008750","490:4900009197","490:4900009287","490:4900008737"],"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":[0.7640877572417055,0.649526579309995,0.543215328577988,0.5339084311671902,0.4935711639412553,0.47029039055358507,0.4693307290082146,0.4435761375846067,0.4379683646343865,0.4293573177802318,0.4258348056167658,0.4059558337324749,0.39127967959337845,0.3909924481898966,0.3728309564824347,0.37076971241762274,0.35020701615754596,0.3433246979858568,0.3431540563442562,0.34182371687178814,0.3377992845115866,0.33092746272061013,0.32985841951660205,0.322270485128046,0.31981252280431954],"twin_dists":[0.09527382613224408,0.12065214342752847,0.14348039196666948,0.14549779537462623,0.15433638706590758,0.15952953555337573,0.1597453638487564,0.16559743944317265,0.16688832181625762,0.1688833619242165,0.16970414429556857,0.17439110808847746,0.17791692560282796,0.1779865320647801,0.1824383089067875,0.18295015996416183,0.18813706492393412,0.18990817919377867,0.18995233028741718,0.19029693867182526,0.19134381307426135,0.19314708037212652,0.19342944291733855,0.1954482941630888,0.1961079231398728],"n_dims_used":45,"mean_confidence":0.9164815266927083},"coverage":{"mean_confidence":0.9164815266927083,"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}}