{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008212},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005662","490:4900007894","490:4900010134","490:4900011149","490:4900007774","490:4900010915","490:4900011066","490:4900010224","490:4900011151","490:4900008325","490:4900010924","490:4900010024","490:4900009940","490:4900008107","490:4900007992","490:4900010987","490:4900011691","490:4900009840","490:4900010127","490:4900011693","490:4900010135","490:4900010746","490:4900011227","490:4900008217","490:4900011826"],"twin_admin_codes":[491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2848577329730882,0.2544111399318921,0.24023084162820807,0.22590980813044978,0.21433614428802408,0.2009947841861526,0.20071141292661,0.19445742736826088,0.19327707161944274,0.19165875871598287,0.18691440907268267,0.1820037920401797,0.18030676035527987,0.1791784808290837,0.17745442462874217,0.17418482312493602,0.16285996849138343,0.15621710043164264,0.1523880550484329,0.14816850892482078,0.14567266018378452,0.12185647576727275,0.11348862207743633,0.11285453046820342,0.10899369698476942],"twin_dists":[0.20582261960786702,0.2148866437228226,0.2193422049954267,0.22401895460384394,0.2279443201697899,0.2326513087617056,0.232753573071151,0.23503636982944345,0.23547290507234292,0.23607443757661292,0.2378586241772841,0.23973914017858383,0.24039733600887883,0.2408373716055952,0.2415135759206372,0.24280891374077718,0.24743489743391497,0.2502576275424299,0.25192470538110856,0.25379781608404717,0.25492434693054844,0.2664745573250046,0.27094026282550676,0.2712888493822001,0.27344457072244055],"n_dims_used":45,"mean_confidence":0.8868326822916667},"coverage":{"mean_confidence":0.8868326822916667,"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}}