{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001908},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001499","491:4910001050","491:4910001442","491:4910000984","491:4910002585","491:4910001440","491:4910000985","491:4910001557","491:4910001500","491:4910001854","491:4910001615","491:4910001291","491:4910001115","491:4910002253","491:4910003039","492:4920007064","492:4920000518","491:4910003416","492:4920006609","491:4910002202","491:4910001364","492:4920003442","492:4920004071","491:4910001959","491:4910003209"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,492,491,492,491,491,492,492,491,491],"twin_sims":[0.48956164653736234,0.22242360804910702,0.13013438200857205,0.1085300704297158,0.09942883960151343,0.09693354980896823,0.08043719855187131,0.059893326484812326,0.05941866904059565,0.05750826100726553,0.05646001630885603,0.04877992080704782,0.048731034001586765,0.04707061566698837,0.043029540508473664,0.03793746950061382,0.035521417876757846,0.03084230958025383,0.029734700618798408,0.028570427766435882,0.027853669738498975,0.027398071372566814,0.02737858174929685,0.026803284963299825,0.026381130087470128],"twin_dists":[0.15522526647591262,0.2251868991653215,0.26228136823877174,0.27370739287363255,0.2790526809759081,0.28058478045951907,0.29158361421858464,0.30817167172374227,0.30860685972542923,0.31038788858355343,0.311385970443461,0.31920795034026994,0.31926092964273955,0.32108726077239974,0.32576852403114054,0.3322257425969775,0.3355500071227292,0.3425766904620384,0.34437270549695176,0.3463235664713061,0.34755881154888774,0.3483582705924884,0.3483927244660437,0.34941937702160974,0.3501848886260761],"n_dims_used":44,"mean_confidence":0.8968239697543058},"coverage":{"mean_confidence":0.8968239697543058,"n_dims_used":44,"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}}