{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003429},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003387","491:4910002846","491:4910003043","491:4910003427","491:4910003177","491:4910002449","491:4910002991","491:4910003045","491:4910002899","491:4910003347","491:4910003101","491:4910003346","491:4910002848","491:4910003386","491:4910003488","491:4910003348","491:4910003383","491:4910003489","491:4910003391","491:4910002996","491:4910003093","491:4910003194","491:4910002456","491:4910002440","491:4910003388"],"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":[0.6710624265801246,0.5681379110221152,0.554064442150525,0.48430521236592805,0.4824925767987679,0.43146811946633085,0.4245215847497013,0.4087429314871216,0.38647059471273754,0.3578682741769972,0.3561847863009701,0.33967325788883274,0.310030051317252,0.2957842844774814,0.28636406434333983,0.2837885875425563,0.26132583636479984,0.23660838719978844,0.23064350931195315,0.22941682616355882,0.2170043595136554,0.21330051328232802,0.21277380242820457,0.20614428245450006,0.1974246778913668],"twin_dists":[0.1160024367327789,0.13810624697626067,0.14113649751491142,0.1563939027933459,0.15679780180523656,0.16839284365040932,0.17001085582425018,0.17372807291489947,0.1790855213332353,0.18618678124126753,0.18661347058754343,0.19085550871909754,0.19876194922496424,0.2027144685060531,0.20538994833630533,0.20613055165959254,0.21277129477368675,0.2205075182038498,0.2224520617046534,0.22285604714805016,0.22702698121386258,0.22830244864093888,0.22848504016661747,0.23080994517371195,0.23394704530500646],"n_dims_used":44,"mean_confidence":0.8926062150435015},"coverage":{"mean_confidence":0.8926062150435015,"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}}