{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004526},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004105","490:4900003968","490:4900004379","490:4900004255","490:4900004380","490:4900003689","490:4900003972","490:4900003560","490:4900004256","490:4900004514","490:4900004377","490:4900011682","490:4900009487","490:4900009488","490:4900003830","490:4900004390","490:4900003693","490:4900003687","490:4900003428","490:4900004113","490:4900001790","490:4900004797","490:4900009177","490:4900003966","490:4900011551"],"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":[0.5801347564101552,0.5156255928971525,0.4544136613839728,0.43169333183174985,0.3898021943180848,0.3742694494050409,0.32134879659409077,0.3125078893875431,0.30183710451226725,0.2690668312797046,0.2604917628005733,0.23240837464461214,0.20742914725159967,0.20623419816054495,0.201898974940022,0.18308135287264724,0.17912963469807583,0.172334711142127,0.1716502639158545,0.1687471886337701,0.1595084654385971,0.15848434092251024,0.15024772526214847,0.14703283973684173,0.13902063705809542],"twin_dists":[0.1355300934157081,0.14948258667421718,0.16312022048700733,0.16834056532329283,0.17827522861098014,0.18208192725660735,0.19569531118665617,0.1980852530047657,0.20102186072500108,0.21044440385660768,0.21302456972969402,0.22187331225868154,0.2303554207781279,0.23077807439118495,0.23232566220515372,0.2393234552135918,0.2408564661860637,0.24354958517424566,0.24382503711684902,0.24500219527788875,0.2488483486610518,0.249284562476603,0.2528699855967258,0.25430866044212386,0.2579983994689355],"n_dims_used":45,"mean_confidence":0.9253141615125868},"coverage":{"mean_confidence":0.9253141615125868,"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}}