{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003474},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002990","491:4910002895","491:4910003430","491:4910003219","491:4910002939","491:4910003388","491:4910002996","491:4910002848","491:4910002862","491:4910003519","491:4910003391","491:4910003264","491:4910003387","491:4910002846","491:4910002889","491:4910002991","491:4910003348","491:4910002450","491:4910003389","491:4910003427","491:4910003383","491:4910002037","491:4910003046","491:4910003346","491:4910003218"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5329493840590884,0.4931608068676947,0.3924511717863692,0.3899289836265658,0.357467933976233,0.34005742443467796,0.330285133015384,0.3277945655967547,0.31066616209280506,0.2477791757426201,0.23245644937954119,0.2323786056354011,0.20966020870371094,0.18332962970765407,0.18118287813583447,0.16743320973458703,0.1601987101984489,0.15652574698840874,0.15651890229643525,0.14081847742859646,0.11605223001877585,0.11599462578295523,0.11234619125534524,0.11232058765805632,0.10760487525942185],"twin_dists":[0.14570607369024074,0.1544272620332487,0.17763327772971554,0.17824445617288706,0.1862881559612656,0.1907555848119013,0.19331667650202308,0.19397598746238054,0.19858793353695361,0.21695006173663328,0.22185758770866815,0.22188305034270783,0.22957071624611308,0.23922792364778273,0.24005698811431173,0.24553978346883534,0.24855549547350977,0.25012455757956054,0.2501275065228314,0.25715696918416187,0.26954603845688624,0.2695771053946961,0.271569396503177,0.27158355273520485,0.27423448218621266],"n_dims_used":44,"mean_confidence":0.8927434574473988},"coverage":{"mean_confidence":0.8927434574473988,"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}}