{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001041},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001034","480:4800000795","480:4800001088","480:4800000797","480:4800001045","480:4800001087","480:4800000749","480:4800001002","480:4800000344","480:4800000717","480:4800001149","480:4800000375","480:4800001081","480:4800000402","480:4800000571","480:4800000503","480:4800000753","480:4800000645","480:4800000504","480:4800000543","480:4800001135","480:4800000413","480:4800000469","480:4800000875","480:4800000345"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6911041128188146,0.6663563545062244,0.6355667247648192,0.6260693232575393,0.5085498120527779,0.5046518955193139,0.5046044731229421,0.49919330416071783,0.42828387073633106,0.4093676531201348,0.3939095522171758,0.36916835277802496,0.35722970425390743,0.3436012325510709,0.3387369578161293,0.32998112468475105,0.3169063674489541,0.30953248471849815,0.3051081578235728,0.2872209314811593,0.287138129108176,0.2729247634037899,0.2717931450692895,0.2700438320937894,0.2594797394039841],"twin_dists":[0.11164142627041444,0.11702126394813124,0.12365227074591578,0.12568927506038,0.15103371094984322,0.15189057585236015,0.15190101136860665,0.15309352867615045,0.1691331921237123,0.1735797296745703,0.17728071689038044,0.18334878649571398,0.18634850852362794,0.18983665460898289,0.191099300272727,0.19339700775758326,0.1968915149028942,0.19889820714902984,0.2001153832882399,0.2051444355162357,0.20516814118240745,0.20930023032614076,0.20963480260218056,0.21015369527178643,0.21333256617671398],"n_dims_used":43,"mean_confidence":0.9146599880484647},"coverage":{"mean_confidence":0.9146599880484647,"n_dims_used":43,"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}}