{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001037},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001736","500:5000001210","500:5000001826","500:5000001513","500:5000000805","500:5000000518","500:5000000633","500:5000000976","500:5000000990","500:5000001098","500:5000000634","500:5000000747","473:4730000465","500:5000000789","500:5000000678","500:5000000639","500:5000000861","500:5000000791","500:5000000693","500:5000000973","500:5000001735","500:5000000746","500:5000000792","475:4750002959","477:4770001118"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,473,500,500,500,500,500,500,500,500,500,500,475,477],"twin_sims":[0.6826718590371504,0.4916047545025481,0.46488060919463103,0.3157029548731096,0.30957699197998123,0.29967229015566016,0.24886865470591604,0.2182873588321592,0.21475905060169148,0.21039719576534824,0.20346867102177568,0.1874686279269641,0.18744459451591508,0.18479817249114192,0.18203997287127596,0.18066338121137898,0.17988452374266067,0.17728415761855365,0.17481150925001732,0.17011161863986224,0.16533725477807523,0.1626555239831339,0.1583242155284422,0.15622603663795973,0.15263589771104902],"twin_dists":[0.11348102071674528,0.15477205696393337,0.16074817294058408,0.19721717994994634,0.19888601378460424,0.20162492495119763,0.2166086875080755,0.22658858477947874,0.2277984123426679,0.22931275353374797,0.2317627046352615,0.23764857739384518,0.23765767692072337,0.238664717184517,0.2397251547314746,0.24025865757731896,0.24056178166635786,0.24158061036129932,0.2425593014107882,0.24444714187463737,0.24640362772637822,0.247520511564753,0.24935295144943342,0.2502537720850397,0.2518158768015356],"n_dims_used":44,"mean_confidence":0.9198369979858398},"coverage":{"mean_confidence":0.9198369979858398,"n_dims_used":44,"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}}