{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010177},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009163","490:4900008711","490:4900009566","490:4900009772","490:4900008162","490:4900009570","490:4900009166","490:4900009776","490:4900010269","490:4900011863","490:4900009882","490:4900008818","490:4900009469","490:4900011036","490:4900010692","490:4900010268","490:4900008831","490:4900010613","490:4900010870","490:4900010777","490:4900008704","490:4900011110","490:4900009888","490:4900010691","490:4900009775"],"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":[0.4594883267555378,0.42615784488131253,0.3684856105909464,0.35334120726153756,0.34926871612295723,0.34428884840485896,0.32244975588538255,0.27396160249401486,0.27349694392641344,0.2713291081636715,0.26318628824210427,0.2224748010989253,0.2165056770885709,0.211897880312556,0.202090405321327,0.19963235031819962,0.19684935109976895,0.1861921027615124,0.1820132988619729,0.17938958820589196,0.17747592283370464,0.1717652084201577,0.16770518836030524,0.16532261251205188,0.16128037255518218],"twin_dists":[0.16196777869994441,0.169628756473104,0.1835190032414192,0.1873365623711554,0.1883774432515574,0.18965893803764405,0.19540029459885222,0.20899442844630403,0.20913138522006985,0.20977224698261113,0.2122081702140792,0.2251696605910989,0.22719784967547046,0.228789369342918,0.23225684678330105,0.23314390309119673,0.23415736584389246,0.23813303261823035,0.2397354651928986,0.2407548894445117,0.2415051152885089,0.24377872346708918,0.24542826029028472,0.2464096902305974,0.2480984131143814],"n_dims_used":45,"mean_confidence":0.9215952555338541},"coverage":{"mean_confidence":0.9215952555338541,"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}}