{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005002},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004166","490:4900004866","490:4900004730","490:4900007391","470:4700003997","490:4900006769","466:4660000455","490:4900004728","490:4900004729","490:4900005669","470:4700004330","490:4900001451","466:4660003635","490:4900002952","490:4900008536","490:4900003616","470:4700003130","490:4900007022","469:4690003257","470:4700003982","470:4700004157","466:4660000053","469:4690003768","466:4660000571","466:4660013989"],"twin_admin_codes":[470,490,490,490,470,490,466,490,490,490,470,490,466,490,490,490,470,490,469,470,470,466,469,466,466],"twin_sims":[0.5562400857577905,0.4974939880863981,0.3930187885707353,0.3541497863938704,0.3216244648662079,0.3105804419829474,0.29926804086046704,0.2909564017328598,0.2905330121386752,0.28490960947043903,0.28112045661973406,0.27431603669734655,0.270181936875492,0.2657568293371404,0.264528736179226,0.26269778034721103,0.2610852722403957,0.2559645345195546,0.2456968642508895,0.24488546749154463,0.2448660788487655,0.22934653444729222,0.22838256386767716,0.2261818686665692,0.2227551960341251],"twin_dists":[0.14066735265645147,0.1534687647752516,0.17749598518720358,0.1871306437149029,0.19562138927344996,0.19861137139381865,0.2017378207232954,0.20407922065778958,0.2041995438473274,0.20580769601388224,0.20690208580437022,0.2088900558255057,0.2101126544078319,0.21143419456040663,0.21180338100626858,0.21235579057230564,0.212844292384739,0.21440829449451548,0.2176052179367458,0.21786147420824334,0.21786760424012808,0.22287923956939593,0.2231977720623486,0.2239283146072335,0.22507528826942869],"n_dims_used":45,"mean_confidence":0.9155025906032986},"coverage":{"mean_confidence":0.9155025906032986,"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}}