{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002472},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003338","490:4900003466","490:4900003471","490:4900001732","490:4900001699","490:4900004444","490:4900003074","490:4900004295","490:4900003603","490:4900002148","490:4900003594","490:4900002778","490:4900003754","490:4900002767","490:4900003878","490:4900004161","490:4900004430","490:4900001701","490:4900002902","490:4900002320","490:4900004431","490:4900001596","490:4900001165","490:4900002903","490:4900003460"],"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":[0.8331553540545289,0.5912520853770723,0.5628875571152467,0.5624041055979236,0.5600234641457972,0.5593241197541085,0.5570660345285782,0.5322307445456539,0.5142438926599099,0.5026385091512234,0.5011926135647442,0.4976165141859104,0.49686655633094146,0.4862265034188799,0.4790414679214807,0.4749900274003173,0.4652679225324667,0.4619640429136788,0.4590802733149602,0.4394031402038562,0.43704480724159167,0.42774939398068323,0.4267875032373332,0.42483534738847173,0.42364434711281895],"twin_dists":[0.07847152688583187,0.13314672797596924,0.13923555305923518,0.13933960571037737,0.13985216179381496,0.14000278811786443,0.1404893207339234,0.1458621926078954,0.14978505494585242,0.15233386447817895,0.1526525070703792,0.15344169695449777,0.15360740339961587,0.1559663044866378,0.15756811633119377,0.1584747067334124,0.16066076318426373,0.16140720816749748,0.1620602763174568,0.16655743205642934,0.16710153981334874,0.16925768006401243,0.1694818807168518,0.16993753865274183,0.17021596057939095],"n_dims_used":45,"mean_confidence":0.9167690700954861},"coverage":{"mean_confidence":0.9167690700954861,"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}}