{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001152},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000535","497:4970001320","497:4970000154","497:4970001804","497:4970001316","497:4970001644","497:4970001483","497:4970001718","497:4970001637","497:4970001559","497:4970000415","497:4970000291","497:4970001151","497:4970000235","497:4970000981","497:4970000599","497:4970001560","497:4970000523","497:4970001567","497:4970000287","497:4970001322","497:4970001339","497:4970000601","497:4970001646","497:4970001636"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.5540665224336466,0.5101684854965445,0.48866704072958494,0.4327839028658228,0.42843481530022687,0.42003073784204953,0.4138912278249946,0.3986257280840848,0.39052831385145614,0.3497762712746401,0.3331511804094298,0.30459504511752933,0.3026252554634638,0.280891570776693,0.25689549186500726,0.2561761070879381,0.2555227533306082,0.24572283096123154,0.2439387085935516,0.2402653575670115,0.23255160146666157,0.23165713153686468,0.22464882934743485,0.20870798408404537,0.20554969658507674],"twin_dists":[0.14113604880010794,0.15067839029441749,0.15542388920539696,0.1680875679538096,0.16909804634180192,0.1710627338305385,0.1725085297579945,0.17614469572290573,0.17809905900620937,0.18824737331120706,0.1925613330228732,0.20025720337438133,0.20080292766526975,0.20696847791738826,0.21412249789359977,0.21434328570317704,0.21454414805392785,0.2175970261067072,0.21816117362463588,0.2193311566776993,0.2218264711391841,0.2221193113596812,0.22444001322502083,0.22990493181842916,0.23102093673394364],"n_dims_used":45,"mean_confidence":0.8985896640353732},"coverage":{"mean_confidence":0.8985896640353732,"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}}