{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003915},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004478","490:4900002970","490:4900004471","490:4900005021","490:4900004052","491:4910002159","490:4900003505","491:4910001963","490:4900003776","490:4900004053","490:4900003772","490:4900002370","490:4900002818","490:4900007047","490:4900006929","490:4900002964","490:4900002963","490:4900002669","490:4900002966","490:4900003499","490:4900006447","491:4910001340","490:4900005156","490:4900003368","490:4900004339"],"twin_admin_codes":[490,490,490,490,490,491,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490],"twin_sims":[0.7333699895368665,0.40131016000015846,0.3076539975781999,0.3032080338631366,0.274079827469638,0.2639287104568956,0.2530497485587005,0.25075940837623256,0.24849158157895915,0.2435999310388146,0.203474108545326,0.19584563061442584,0.19095071537360225,0.18817606111762988,0.17244445816648077,0.1579971392816268,0.15155613490445102,0.14896962695140453,0.13391027872806086,0.1327210522030991,0.12371159577852178,0.12251267809933027,0.11621990101607449,0.1131981671828731,0.11114422337862295],"twin_dists":[0.10228058161402054,0.17550082090279556,0.19941376509536848,0.2006412563541301,0.208959604738335,0.21198414817005573,0.2153073943353571,0.2160185080779071,0.216726729927481,0.21826859704429463,0.23176075970620916,0.23452531444909502,0.2363387334034719,0.23738109473127483,0.24350549098526814,0.2494928013149133,0.2522909575708842,0.25343919492406447,0.2604354454263416,0.2610125479449728,0.26551645529484796,0.26613439073742756,0.2694556779925766,0.27109975121091645,0.27223666678813074],"n_dims_used":45,"mean_confidence":0.8975140889485677},"coverage":{"mean_confidence":0.8975140889485677,"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}}