{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850003836},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000247","485:4850002666","500:5000005023","477:4770000437","500:5000001339","469:4690003051","466:4660010074","470:4700007227","472:4720000509","477:4770000707","485:4850002139","469:4690001384","485:4850002016","477:4770000256","485:4850003969","477:4770000254","487:4870006498","466:4660009427","470:4700006593","481:4810000623","470:4700008068","470:4700008959","499:4990001005","472:4720001369","485:4850002808"],"twin_admin_codes":[500,485,500,477,500,469,466,470,472,477,485,469,485,477,485,477,487,466,470,481,470,470,499,472,485],"twin_sims":[0.3580314456790507,0.260275763727571,0.25028622739529427,0.22232346685808463,0.21190639795015154,0.21059284653348115,0.18186994531246103,0.16210379344621856,0.1526749398147895,0.15198058828680794,0.15057380644021431,0.14957062271009017,0.1478745127279326,0.14417943501192285,0.14154980896502933,0.14062140505088339,0.14021393452600273,0.13321226848446818,0.13271645022690062,0.12864248060871625,0.12737357895370285,0.12081490084631111,0.11642264993696867,0.11502860828726927,0.11484299722726711],"twin_dists":[0.1861454794257211,0.2130902430643959,0.21616593903173023,0.2252206280284508,0.2287864058869353,0.22924437433618147,0.23979089477612578,0.24775194671782177,0.2517987451060766,0.2521039082797703,0.252725334536427,0.25317109123965165,0.25392978265721405,0.25560517824170603,0.2568169793503999,0.2572488113316543,0.2574390104665803,0.2607737032813738,0.26101478871106215,0.2630218546756265,0.2636567853212545,0.2670173755922981,0.2693465470734091,0.2700998693777289,0.27020069963490273],"n_dims_used":45,"mean_confidence":0.9165703667534723},"coverage":{"mean_confidence":0.9165703667534723,"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}}