{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008560},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010318","490:4900008336","490:4900008673","490:4900008559","490:4900010136","490:4900009012","490:4900008337","490:4900009010","490:4900007898","490:4900008233","490:4900009636","490:4900008786","490:4900008668","490:4900008566","490:4900008226","490:4900009633","490:4900008557","490:4900008676","490:4900008229","490:4900010484","490:4900009117","490:4900008675","490:4900010399","490:4900008556","490:4900007900"],"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":[0.6084361028060183,0.45442374774920646,0.4337102858561502,0.4289691773984582,0.3826694345450316,0.35961602613616445,0.35621271387252124,0.31159457678709723,0.31024523233442963,0.2809575239021875,0.2680866744908553,0.24058618692728695,0.24057590546687632,0.21072474661898227,0.20792864376947565,0.1987759521918221,0.19873422849231162,0.1985351684251453,0.1972237932934804,0.18268824270142606,0.18226648747826646,0.1783114252957481,0.17403702622986017,0.17041683268405036,0.16919602001311457],"twin_dists":[0.12946647946960785,0.16311792528223223,0.16787286172749138,0.16897366677198639,0.1800140751031191,0.18574489266624822,0.1866063837295392,0.1983343201567305,0.19870306102514382,0.20694934376379623,0.2107367089719932,0.2192285106495295,0.2192317987176048,0.22919830010014258,0.23017924115603444,0.23345472542916487,0.2334698922817761,0.233542282277798,0.23402043384756868,0.23947490263288895,0.23963764169466042,0.24117686536820254,0.24286787539421603,0.24432341789780235,0.2448192548762158],"n_dims_used":45,"mean_confidence":0.8851914299858941},"coverage":{"mean_confidence":0.8851914299858941,"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}}