{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011045},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011869","490:4900011741","490:4900011272","490:4900012188","490:4900011126","490:4900011614","490:4900011809","490:4900011870","490:4900009162","490:4900011411","490:4900008953","490:4900009370","490:4900010442","490:4900011987","490:4900011923","490:4900010861","490:4900011023","490:4900010944","490:4900011541","490:4900011613","490:4900012191","490:4900009373","490:4900010709","490:4900011040","490:4900011547"],"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":[0.5846975984558545,0.41750683264426014,0.32871735370600197,0.29560021982322376,0.2790580276334058,0.2548538698095448,0.24058942820228071,0.23459666304198146,0.22103304925300546,0.20212270002902552,0.19518496122337461,0.18144096246503097,0.15966992961245122,0.15919478120737152,0.158095032273978,0.15608763457606162,0.14832828885267,0.1477034121811322,0.14182709594899745,0.1417746386261481,0.13722820046016637,0.13295194185376838,0.13218708890817937,0.13151278612567613,0.13125186722908533],"twin_dists":[0.1345515347405825,0.1716559867860341,0.19373138361369763,0.20276625755560027,0.20750151612118575,0.21475012212967426,0.2192274740907135,0.22115970746537247,0.2256561681902866,0.23224524189455403,0.23476821974147147,0.23995695145289628,0.24877976107717825,0.2489817416120965,0.24945092253723722,0.25031350267759517,0.253726176449571,0.2540066740537127,0.2566884128432649,0.2567127207804363,0.2588454275107954,0.2609001995312172,0.2612729332180476,0.2616028885097883,0.26173090550676714],"n_dims_used":45,"mean_confidence":0.9182002597384983},"coverage":{"mean_confidence":0.9182002597384983,"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}}