{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000834},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001197","489:4890000610","489:4890001196","489:4890000829","489:4890001198","489:4890000553","489:4890000552","489:4890000665","489:4890001261","489:4890001015","489:4890001017","489:4890001134","489:4890000606","489:4890001006","489:4890000719","485:4850004102","489:4890000778","489:4890001007","489:4890000503","485:4850004310","489:4890000957","489:4890001201","489:4890000275","489:4890000772","489:4890001016"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,485,489,489,489,485,489,489,489,489,489],"twin_sims":[0.9349471782234114,0.9304207480621812,0.9069339454687707,0.9042838063797211,0.8955679857520342,0.8821774482741123,0.8729899171866861,0.8625413672969182,0.8588135138551697,0.8577815289673024,0.855521299895032,0.8546037509763572,0.8507673886198246,0.8498108541045829,0.8324482902072784,0.8313259840368884,0.8309981307156861,0.8288571789308129,0.8282568584960159,0.8275891360791129,0.8271394154026309,0.8241208738545149,0.818139135701939,0.8070388795980317,0.8010348505767386],"twin_dists":[0.04763588176928865,0.04932440088642836,0.05740559851669226,0.05825910172641612,0.06099875509067084,0.06503121898655882,0.06769221561808077,0.07062883874073371,0.07165576408257243,0.0719382370696434,0.07255423752246862,0.07280327894594316,0.07383830666346014,0.07409484144566948,0.07865381084596136,0.07894259833682053,0.07902683448749978,0.07957553442354749,0.07972896446149723,0.07989940529275683,0.08001407236422742,0.08078111014455498,0.0822881439693364,0.08504219389789336,0.08651060855297983],"n_dims_used":45,"mean_confidence":0.919567616780599},"coverage":{"mean_confidence":0.919567616780599,"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}}