{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700008800},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700008883","470:4700008841","470:4700008160","470:4700007879","470:4700008803","470:4700008232","470:4700007228","470:4700008158","470:4700008843","470:4700008793","470:4700007319","470:4700007780","470:4700008755","470:4700008988","470:4700008899","496:4960012284","489:4890000441","470:4700007313","493:4930001596","470:4700008490","470:4700008251","488:4880005162","485:4850002668","470:4700008571","470:4700008619"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,496,489,470,493,470,470,488,485,470,470],"twin_sims":[0.5787843963617925,0.4952305290198731,0.44058419185675174,0.4364790323593798,0.43384567970201504,0.4287741971275552,0.4068399981383121,0.40443985727805987,0.38986487345423954,0.38602994494681686,0.3833099210777442,0.37288736540670897,0.3568904903518394,0.34823877802168224,0.3412244022771955,0.3381569088895463,0.33471534073749887,0.33254911321302466,0.31969172780872585,0.3182445116637264,0.3162575841867125,0.310109832049801,0.3052090168431365,0.30022650500757564,0.299027978712181],"twin_dists":[0.13581981086144615,0.15396913899178413,0.16628537421944906,0.1672322460706615,0.16784149716786026,0.16901904354991798,0.1741805522253041,0.1747526005976418,0.17826001546511394,0.17919294050065165,0.17985730855028242,0.18242432104590528,0.1864344799156484,0.1886416882993934,0.19045241782660907,0.19125051390821934,0.1921505954634438,0.19271971157781106,0.19614041331746318,0.19653020820942055,0.1970670002261045,0.1987401130454339,0.2000875229361788,0.20147029260985902,0.20180490577481858],"n_dims_used":43,"mean_confidence":0.9171625181686046},"coverage":{"mean_confidence":0.9171625181686046,"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}}