{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010232},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010233","490:4900008350","490:4900011064","490:4900011643","490:4900010926","490:4900008450","490:4900007904","490:4900010828","490:4900009337","490:4900009335","490:4900011161","490:4900008224","490:4900010503","490:4900010404","490:4900010769","490:4900010163","490:4900011840","490:4900010907","490:4900009119","490:4900011365","490:4900010317","490:4900010939","490:4900011364","490:4900009531","490:4900010604"],"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":[0.044299157020319876,0.04406075307405966,0.037975108882381176,0.019207767670654154,0.01762328292412942,0.01713976583252928,0.013366171924663866,0.011485509249051165,0.009749542950618986,0.009023034085835147,0.008892875285853263,0.0060274290644230745,0.005734504012577051,0.005713894506108589,0.005490278900662904,0.004132818679569017,0.004026203255496846,0.0034599100336657365,0.0034582613961240574,0.0032147626591632287,0.0031387467831103092,0.0024553985730837234,0.00207821955509534,0.002064342154945267,0.001763623654325103],"twin_dists":[0.3242594107443838,0.32453999058978794,0.33217539182972744,0.36515017676210104,0.369105685563585,0.3703748063091141,0.3815317332417567,0.38817783567368563,0.3952341145237285,0.39852530316056006,0.39913981379547686,0.4152505851732296,0.41726932651839976,0.41741484187557343,0.41902494229526327,0.4303059721917687,0.4313292437460993,0.43721673514593273,0.43723512192480246,0.44004273597210025,0.4409590455920915,0.45025318295117867,0.45645824605028906,0.4567057599815164,0.46248393159738943],"n_dims_used":45,"mean_confidence":0.8881688435872396},"coverage":{"mean_confidence":0.8881688435872396,"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}}