{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005370},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005419","665:6650000626","491:4910005421","491:4910001404","665:6650000913","491:4910003424","665:6650000579","497:4970002772","491:4910004861","491:4910005369","665:6650001045","491:4910003776","665:6650001103","491:4910004814","665:6650000535","491:4910005114","492:4920000060","492:4920000203","491:4910005371","665:6650000719","491:4910004540","665:6650000924","491:4910001405","491:4910004815","495:4950000249"],"twin_admin_codes":[491,665,491,491,665,491,665,497,491,491,665,491,665,491,665,491,492,492,491,665,491,665,491,491,495],"twin_sims":[0.03742395559432704,0.015789046130778563,0.013423255675384035,0.013407392434715226,0.012438723366595857,0.011671010968402121,0.009881771919148265,0.008970347265796999,0.008710764844379423,0.007062815616099968,0.005976263006999658,0.005536675185886711,0.005286494801962809,0.005266795116940633,0.005104085316808009,0.004659488513949701,0.004645741751316656,0.00463469002072368,0.0044178412049679094,0.0042811618988228516,0.0041060576401589985,0.0038754980667358796,0.0038324746512010707,0.0038205686589057415,0.0036557961025663224],"twin_dists":[0.3329169409483797,0.3740943861320147,0.3813432798244395,0.3813955787312914,0.38469782585335854,0.38748101526330764,0.3946587762476159,0.39877308943097495,0.4000132387175831,0.40876069387393443,0.41559672868990544,0.41868606406667597,0.4205447345971849,0.4206944478024723,0.421950757324266,0.42557828772901307,0.42569537565445115,0.4257897367419059,0.42768377065698027,0.4289214154117642,0.43056054287589,0.43281853599333175,0.433253369457484,0.43337448693446706,0.43508695259529967],"n_dims_used":45,"mean_confidence":0.9072699652777778},"coverage":{"mean_confidence":0.9072699652777778,"n_dims_used":45,"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}}