{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010004},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008087","490:4900010199","490:4900002424","490:4900010101","490:4900010461","490:4900009807","490:4900008197","466:4660005188","490:4900010097","490:4900010460","490:4900009400","466:4660004562","466:4660004988","490:4900010973","490:4900002272","490:4900003425","490:4900010731","490:4900010888","490:4900009895","490:4900008976","490:4900010102","490:4900002566","490:4900009614","490:4900009611","490:4900008970"],"twin_admin_codes":[490,490,490,490,490,490,490,466,490,490,490,466,466,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4615124315262766,0.4146940000988599,0.2425216794477943,0.22865777906736395,0.2262967920391542,0.20376408042669317,0.1925919716632578,0.1722036773911153,0.16908998352217725,0.16541656828108026,0.15330429145567345,0.14530689579701186,0.14042650032910808,0.13542067552368756,0.13289628040312965,0.11953040593988135,0.11898200998354988,0.11854229865758417,0.11524510949536268,0.11255110596574107,0.107932956101817,0.10689342132704792,0.10584919309070485,0.10207491870715027,0.10120752396331135],"twin_dists":[0.16150938593344766,0.17231896346716388,0.21861114522721498,0.22310674000935313,0.22389004834396553,0.23165709226335002,0.23572712923642447,0.24360225827796206,0.24486244308012997,0.2463707953896999,0.2515230278181237,0.2550906360823568,0.25733973765762985,0.2597080109457211,0.26092727035754754,0.2676917343089766,0.2679813298645192,0.2682142701070976,0.26998241645459803,0.27145618868722543,0.27404717188285704,0.27464219788435534,0.27524445083543836,0.2774605572222736,0.2779788683485845],"n_dims_used":45,"mean_confidence":0.9129645453559028},"coverage":{"mean_confidence":0.9129645453559028,"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}}