{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005979},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006231","490:4900006103","490:4900005982","490:4900007440","490:4900006591","490:4900006352","490:4900006950","490:4900006351","490:4900007199","490:4900005720","490:4900006107","490:4900007563","490:4900005850","490:4900007444","490:4900006470","490:4900007688","490:4900007686","490:4900006102","490:4900006228","490:4900007565","490:4900005724","490:4900008139","490:4900006353","490:4900006348","490:4900007204"],"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":[0.0720054498522092,0.03717733153073564,0.030046954293469902,0.027686594491729284,0.007208336624776788,0.005757636471154295,0.0008257850789546736,0.0005578642585765267,0.0005317266211300521,0.0003474892808256824,0.000329457398166446,0.000234294300687271,0.00013404549127021516,0.00012939392614177734,0.00011466362481656888,0.00006848681554952771,0.00004913007441935991,0.000049119962558924685,0.00004040077281904646,0.00002733298799049235,0.00002405558152431438,0.000020632043349239144,0.000019192368486355055,0.000014252139760590118,0.00001349041939091304],"twin_dists":[0.29792049423284334,0.33325176308874505,0.3438606517603545,0.3478506701895457,0.40791825571163054,0.4171065591308751,0.4893761680121386,0.5027130845666502,0.5043205805258901,0.5183530368719282,0.5200841156160526,0.5310241275144253,0.5484743165703123,0.5495593809423022,0.5532564050223526,0.5687514850052111,0.5785187334161327,0.5785247348683742,0.5841944900213675,0.5953698148195281,0.5989775170833831,0.6032852424463786,0.6053042280570351,0.6135412503312863,0.615049449436818],"n_dims_used":45,"mean_confidence":0.9102249145507812},"coverage":{"mean_confidence":0.9102249145507812,"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}}