{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002152},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001817","500:5000002132","500:5000001903","500:5000000894","500:5000002028","500:5000000456","500:5000000242","500:5000001019","500:5000002254","477:4770000516","500:5000001354","500:5000000666","485:4850007827","485:4850007461","500:5000001895","500:5000001799","500:5000001552","477:4770001193","477:4770001661","500:5000001642","485:4850007597","500:5000001582","500:5000002120","485:4850007045","477:4770000703"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,477,500,500,485,485,500,500,500,477,477,500,485,500,500,485,477],"twin_sims":[0.3545040504042166,0.33554735775455996,0.3342065732088378,0.32652896413098736,0.3239823117990239,0.29865813782503153,0.2731322873444464,0.25746454415697057,0.2531723405638243,0.2479012127749109,0.24276628996907762,0.24224711156259135,0.2331229720650133,0.22754681743033958,0.22352940154598774,0.22019397117032885,0.22011692800661534,0.2198729698654521,0.21626037184384667,0.2133090873014188,0.21179309927143597,0.20526668103831566,0.20387522277360187,0.19988561136981822,0.1991939572357153],"twin_dists":[0.18704050106538866,0.1919325385662004,0.1922840794522972,0.1943120798006419,0.19499056032147524,0.2019083191033947,0.20923896683326282,0.21394812563442653,0.21526944727998887,0.21691177519463564,0.21853334903949972,0.21869852959139002,0.22163979763808409,0.22347465486317403,0.22481512514437066,0.22594028567473873,0.22596640930841552,0.22604917053799495,0.2272819982474672,0.22829947886445096,0.22882583136433035,0.2311215127513722,0.23161738473701937,0.2330521604505753,0.23330289888438832],"n_dims_used":45,"mean_confidence":0.9228256225585938},"coverage":{"mean_confidence":0.9228256225585938,"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}}