{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001573},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002469","490:4900003202","490:4900002004","490:4900002161","490:4900002176","490:4900003475","490:4900003227","490:4900002763","490:4900002762","490:4900004445","490:4900003893","490:4900002466","490:4900004171","490:4900003076","490:4900002786","490:4900002615","490:4900004184","490:4900002483","490:4900002637","490:4900002793","490:4900001704","490:4900001709","490:4900001700","490:4900001998","490:4900000902"],"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":[0.8768587277692923,0.8488646165755999,0.828484096250393,0.8091151759654549,0.721949444165295,0.714353283454067,0.6820871280576535,0.6542541205375061,0.6528870195553297,0.651341997754092,0.6158574305923297,0.5509684909689982,0.549345804418727,0.5358298124530716,0.535786530575087,0.5222121232151435,0.5102300940582559,0.506195691673645,0.48685066013519496,0.4849570523035431,0.4828079440059792,0.48105180051473206,0.473822296952666,0.4712329161407602,0.47085485790710313],"twin_dists":[0.06658126404270735,0.0743480265464895,0.0796709086639535,0.08453103347070147,0.1048369779901163,0.106525211795065,0.11360831564770187,0.11963399370236,0.11992854913659957,0.12026131132398016,0.12787721737237756,0.14180458247567726,0.14215498673042715,0.14508075256720873,0.14509014375663484,0.14804340423904028,0.15066487213937904,0.1515509996770266,0.1558275053956181,0.15624877213949318,0.1567274963376186,0.15711918119749746,0.15873647783352693,0.15931770566424658,0.15940265602557796],"n_dims_used":45,"mean_confidence":0.9169530232747396},"coverage":{"mean_confidence":0.9169530232747396,"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}}