{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007896},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011289","490:4900011079","490:4900009008","490:4900010761","490:4900009720","490:4900008899","490:4900010021","490:4900007781","490:4900010213","490:4900011360","490:4900007895","491:4910004956","490:4900010901","490:4900011218","490:4900011146","490:4900011949","490:4900011000","490:4900010748","490:4900010492","490:4900008897","490:4900010302","490:4900011061","490:4900009619","490:4900010733","490:4900008104"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.19812845681876373,0.1609317273424763,0.13464845991555638,0.12779286318741784,0.09501980440110815,0.08564479732769606,0.06688208776795472,0.06573343986259719,0.06498981163983619,0.06200509428545741,0.05531313477282395,0.05074929791966089,0.04662799384135235,0.042366386459539225,0.034606208838073735,0.033036996865659245,0.031951366179494185,0.031025577384779547,0.02857610732843722,0.0279279087361552,0.02667244823632728,0.02260274558121075,0.01960902914071388,0.018533632685007205,0.018283072067421503],"twin_dists":[0.23369034265960822,0.24824549765071918,0.2600791587820503,0.263446457191316,0.2817809470941752,0.28793187305292195,0.3020705297102542,0.3030363115366119,0.303668923860484,0.3062691959865563,0.31249566075173385,0.31710964478234327,0.32158319291763093,0.326571716288055,0.3368595797949835,0.3391752354471274,0.3408328384677183,0.34228486239302314,0.3463138853278452,0.34742960882446555,0.3496555106127677,0.3575529264739733,0.3641938672429743,0.36679683356239157,0.3674222317628388],"n_dims_used":45,"mean_confidence":0.8910024007161458},"coverage":{"mean_confidence":0.8910024007161458,"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}}