{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000507},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000356","485:4850002874","489:4890000465","481:4810005870","466:4660009802","489:4890001194","489:4890001002","496:4960003302","489:4890001308","470:4700001082","481:4810005634","485:4850003666","485:4850002699","496:4960000903","489:4890000466","485:4850000984","470:4700001505","470:4700000960","496:4960003568","493:4930003675","485:4850002700","466:4660006529","485:4850004251","481:4810005433","489:4890001384"],"twin_admin_codes":[489,485,489,481,466,489,489,496,489,470,481,485,485,496,489,485,470,470,496,493,485,466,485,481,489],"twin_sims":[0.4744261036992769,0.3754867787498041,0.36383885798926086,0.3479939404309477,0.3028267695459538,0.2996211666700368,0.2918289115471163,0.28314578180431665,0.2775303586871978,0.2768882132637468,0.2746640745921745,0.26561204029612195,0.26087114325105576,0.26068799064984094,0.25654271462786743,0.2547439942579476,0.24710813099485426,0.23816732938990462,0.23119134975259176,0.22886914687059265,0.22886280324727332,0.22768868252445038,0.22763337377933035,0.22225694382412584,0.21863277030516834],"twin_dists":[0.15860109547108042,0.18178086353344206,0.18468172253126072,0.18870456522923976,0.20074700423424613,0.20163919741728592,0.2038315899409313,0.20631602740399704,0.20794726103829128,0.20813507342088716,0.20878764723894935,0.21147766533851936,0.21290930394813148,0.21296493738166397,0.21423072052501876,0.2147839896578083,0.21716080439775182,0.2200046051692144,0.22227209815871798,0.22303687572613157,0.22303897188953048,0.22342760757742144,0.2234459475274207,0.22524303946235194,0.22647085473825024],"n_dims_used":45,"mean_confidence":0.9144178602430556},"coverage":{"mean_confidence":0.9144178602430556,"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}}