{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005086},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004795","490:4900006984","490:4900004649","490:4900005612","490:4900004794","490:4900004933","490:4900005615","490:4900004650","490:4900010365","490:4900005484","490:4900009791","490:4900007594","490:4900009991","490:4900009380","490:4900005483","490:4900010369","490:4900009775","490:4900012127","490:4900009909","490:4900005218","490:4900010873","490:4900003427","490:4900010009","490:4900011937","490:4900007355"],"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":[0.3662767313455397,0.34685046000718844,0.3251565243181382,0.3185263807814622,0.2609710962805322,0.24224868988043838,0.2416960521167131,0.20600926627517926,0.18643348043672606,0.18499424528091077,0.18113710604571412,0.1725655941009474,0.17007085958449386,0.1577879261142874,0.15382214842167272,0.13936636082555978,0.13932942956887912,0.13071030366359077,0.1298195589959139,0.12840832606581704,0.1213018283296822,0.12107095402294306,0.1207798446106217,0.11460229227500573,0.11185078832323508],"twin_dists":[0.1840707891861291,0.1889985323109734,0.1946773596980783,0.19645421117022518,0.2128789531062958,0.21869802709057182,0.21887410424091122,0.23085781974720435,0.23804124877460545,0.23858975934861362,0.24007474045954455,0.24345684426396516,0.24446367634196037,0.24958236649702248,0.2512967779492252,0.2578359651001764,0.2578533024722695,0.2619972313150413,0.2624370908286568,0.263138662830741,0.26676317004857925,0.26688360309804776,0.26703570722115566,0.2703316455742126,0.27184374783107335],"n_dims_used":45,"mean_confidence":0.9252956814236111},"coverage":{"mean_confidence":0.9252956814236111,"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}}