{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960004005},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003866","496:4960004149","496:4960003732","472:4720000532","472:4720001511","472:4720000663","496:4960004100","496:4960007385","496:4960003189","468:4680007803","496:4960001748","496:4960003973","496:4960002173","496:4960010500","472:4720001698","496:4960004455","472:4720002574","488:4880000385","479:4790005764","496:4960001842","479:4790004403","496:4960004246","496:4960003729","496:4960001140","496:4960002317"],"twin_admin_codes":[496,496,496,472,472,472,496,496,496,468,496,496,496,496,472,496,472,488,479,496,479,496,496,496,496],"twin_sims":[0.6582709736131173,0.550080324710033,0.5144547304996983,0.3891015721600421,0.3400256943565639,0.3390355543941969,0.3387492273121829,0.33315313025820653,0.31852507932789736,0.3087372544467176,0.30867694895188225,0.3041475099241356,0.30085618879230946,0.2810939154233384,0.2725314348994109,0.27252351994389706,0.2711395114738811,0.2622882260357536,0.261487779362681,0.2594994827897073,0.25754956839568494,0.25361112227636085,0.24589622974220465,0.24546580819575411,0.24361472673730808],"twin_dists":[0.11876787440143795,0.1419963529099129,0.1497388874258926,0.1784453581367402,0.190763835690187,0.19102151311680696,0.1910961032295216,0.1925608203533628,0.1964545619787346,0.19911624103673978,0.19913278856868108,0.20038101143484716,0.2012948058730515,0.20690978283639505,0.20941642415501582,0.20941876338385246,0.20982844585928492,0.21247968471412954,0.21272217797187187,0.21332655030850337,0.213922092932198,0.21513372272858972,0.21754233752549512,0.21767813474633033,0.21826390344264557],"n_dims_used":45,"mean_confidence":0.9454413519965278},"coverage":{"mean_confidence":0.9454413519965278,"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}}