{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001281},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930005475","496:4960004605","481:4810001037","493:4930003441","470:4700005322","493:4930002922","469:4690000167","472:4720002014","496:4960002169","472:4720000174","470:4700001178","481:4810000908","466:4660001307","496:4960004931","470:4700008090","496:4960003136","488:4880000796","488:4880001125","493:4930001903","496:4960000965","470:4700005097","481:4810000963","496:4960003135","499:4990002886","481:4810000159"],"twin_admin_codes":[493,496,481,493,470,493,469,472,496,472,470,481,466,496,470,496,488,488,493,496,470,481,496,499,481],"twin_sims":[0.41464827714163655,0.396545671392148,0.3681916915911981,0.3679568389708667,0.3678437745958646,0.3640305991447492,0.35374380091519314,0.3422665893219486,0.33548685386649324,0.32807134344528743,0.3279079210275485,0.32649788343467523,0.32184815519711135,0.3165012376383972,0.3157323106354111,0.3152426846609184,0.31420179116439745,0.3119744428823781,0.3110832314427165,0.3059716418409544,0.298670307864899,0.2919829617879181,0.28732704601124326,0.28207293817263723,0.2817447255549062],"twin_dists":[0.17232975620234822,0.17664496892677164,0.1835923296285025,0.18365094126022122,0.18367916514582117,0.18463359736813778,0.18723400441021404,0.19018213859119093,0.19194838566532252,0.1939025820309118,0.19394591985417256,0.19432034262188894,0.19556143155938374,0.19700107208737214,0.1972092274032283,0.19734192307473036,0.19762440903712206,0.1982306773034122,0.19847394991444467,0.199877034697038,0.20190491497494095,0.2037879140074593,0.20511406174913177,0.20662615388269967,0.2067211726069049],"n_dims_used":43,"mean_confidence":0.9128384257471839},"coverage":{"mean_confidence":0.9128384257471839,"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}}