{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000381},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790002462","489:4890000542","489:4890000307","470:4700006850","470:4700007226","479:4790004072","472:4720002549","472:4720001094","489:4890000833","489:4890000479","499:4990001645","485:4850001971","479:4790002208","466:4660008289","479:4790002383","466:4660005996","472:4720002331","499:4990001556","466:4660007694","466:4660006231","485:4850002022","479:4790002363","470:4700007502","472:4720001634","499:4990001000"],"twin_admin_codes":[479,489,489,470,470,479,472,472,489,489,499,485,479,466,479,466,472,499,466,466,485,479,470,472,499],"twin_sims":[0.31423399156829457,0.2737657826738824,0.247955093492509,0.23744196279201882,0.23196872042430347,0.2215317624490862,0.2057846478882197,0.1897747954916439,0.1836890040914838,0.17590389839605103,0.17511428772725887,0.16680162097246296,0.16192107429644284,0.15867583256275244,0.15843534502893872,0.1563321715942772,0.15405993776949478,0.1530036529522918,0.1518694580987646,0.14029992616111614,0.13897271673414893,0.1364286825973762,0.13605207978649705,0.1345301541172958,0.1291121854878787],"twin_dists":[0.19761566227876462,0.2090521283706048,0.21689487510492444,0.22023833967837217,0.2220172161013333,0.22548764221708828,0.23093751336950694,0.23677919233066705,0.23908980562683227,0.2421257186351189,0.24243893185011023,0.24579926688478365,0.24782871805399911,0.24920284316142483,0.2493054830965157,0.25020799329249144,0.251193075634993,0.2516546329459128,0.2521528443085103,0.2573988370181089,0.25802093807449855,0.2592259156683592,0.2594057185584974,0.2601361607765339,0.2627880258991949],"n_dims_used":45,"mean_confidence":0.9144727071126302},"coverage":{"mean_confidence":0.9144727071126302,"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}}