{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001222},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660002846","496:4960012311","469:4690003565","466:4660000496","470:4700007123","466:4660001236","466:4660002188","466:4660003304","466:4660002488","466:4660003058","466:4660001328","470:4700002455","496:4960006932","469:4690003555","466:4660000087","487:4870007197","496:4960005273","496:4960011901","470:4700001091","487:4870007178","496:4960004365","466:4660003303","466:4660000251","466:4660012452","466:4660001047"],"twin_admin_codes":[466,496,469,466,470,466,466,466,466,466,466,470,496,469,466,487,496,496,470,487,496,466,466,466,466],"twin_sims":[0.46129878779298084,0.3865446472550304,0.35823424878120824,0.3536442029866373,0.35241334500107196,0.35229552526578045,0.3479021467089734,0.3462641650452266,0.34244537373693695,0.34169389119894883,0.31786785727450356,0.3013133214287852,0.29464110207362026,0.2883975473626459,0.2841002940247791,0.28287219876256026,0.278721319069487,0.2772539347517453,0.2753412247803887,0.2738349311487364,0.26412848987334064,0.26086330767633165,0.25199299599003655,0.24931462389044023,0.24613831840090536],"twin_dists":[0.16155773545955884,0.1790674749152644,0.1860941595590282,0.18725937065403464,0.18757316036239957,0.18760322669762963,0.18872814484564676,0.18914945588892002,0.19013581709214478,0.1903306067517653,0.19663182029366177,0.2011675417535243,0.20303642652634465,0.20480802096386663,0.2060407028153198,0.20639504440523662,0.20759963340869317,0.2080280759728854,0.20858862652719312,0.20903175030929452,0.21192393301904125,0.21291168353718642,0.2156349870884395,0.21646922500060403,0.2174660262068695],"n_dims_used":43,"mean_confidence":0.910471006881359},"coverage":{"mean_confidence":0.910471006881359,"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}}