{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002390},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001183","470:4700001916","496:4960011436","496:4960004496","470:4700006270","496:4960011176","479:4790004084","496:4960010792","499:4990002544","496:4960011024","479:4790003488","470:4700001721","496:4960011514","481:4810000903","496:4960011434","499:4990002209","496:4960011794","496:4960004632","481:4810002947","470:4700005699","470:4700005555","470:4700006123","470:4700000170","466:4660006027","470:4700000627"],"twin_admin_codes":[470,470,496,496,470,496,479,496,499,496,479,470,496,481,496,499,496,496,481,470,470,470,470,466,470],"twin_sims":[0.4513687525299852,0.3498810003584678,0.3402092816346953,0.3303691045286486,0.29133945014577073,0.2878648825400979,0.27537175370185296,0.2728991165243772,0.27249354751915245,0.27160106464962647,0.269918376067978,0.2679255856403754,0.2644673697344621,0.26284518947266616,0.25823028912352036,0.25369375336723715,0.24994103577298174,0.24862368844591498,0.24697333845803146,0.24405400295061933,0.2420114424043725,0.24191209910788952,0.2404438264650612,0.2383400286999316,0.23790081746879538],"twin_dists":[0.16381396473932341,0.18822054695640916,0.190716102592974,0.19329449499538465,0.20397045177102222,0.20496021695934602,0.20857966086136298,0.2093078035731577,0.2094276219756106,0.2096916778762237,0.21019098852701273,0.2107848126963636,0.2118218568528839,0.2123112274819039,0.21371386532110598,0.21510817987394448,0.21627360420453506,0.2166853609334345,0.2172031805154872,0.21812463675635405,0.218773585137984,0.21880523801649818,0.21927404642960058,0.21994902475378886,0.22009042917400573],"n_dims_used":43,"mean_confidence":0.9135630407998728},"coverage":{"mean_confidence":0.9135630407998728,"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}}