{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008230},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011073","490:4900008123","490:4900010834","490:4900008012","490:4900008343","490:4900010421","490:4900007788","490:4900008344","490:4900009944","490:4900008237","490:4900008345","490:4900008010","490:4900009729","490:4900010587","490:4900007899","490:4900008342","490:4900011087","490:4900010750","490:4900011007","490:4900010984","490:4900008120","490:4900008453","490:4900010742","490:4900010775","490:4900009433"],"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":[0.37204939892371064,0.2694778937757567,0.20228011850614547,0.19378979903033447,0.1856874813126813,0.15849118405462975,0.1576538505823666,0.15044795421192902,0.13772578621168272,0.13398985940668195,0.13156298650756013,0.12910340303947576,0.12413299873299834,0.11847152644275379,0.1126199830600262,0.10983181938747662,0.10816452635072844,0.10799731355245948,0.1051421019096165,0.10398599342839901,0.10234596404965308,0.09979007114893927,0.09367585398680635,0.0904174629514588,0.08906827421430955],"twin_dists":[0.18263222127628545,0.21032201192808386,0.23218869284712326,0.23528305417870243,0.23832518532108635,0.24928164092175878,0.24963981042888894,0.25278113579673794,0.25860946469227314,0.2603969645994577,0.26157828020191826,0.26279239207941274,0.26530034195773317,0.26825182396214414,0.2714181723251799,0.27297164197065615,0.27391522773091614,0.27401048027395064,0.27565488919236947,0.2763306152084866,0.27729929984200696,0.2788333915198114,0.28263235783015145,0.2847373576845098,0.2856265722644696],"n_dims_used":45,"mean_confidence":0.8924025641547308},"coverage":{"mean_confidence":0.8924025641547308,"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}}