{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002202},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001692","489:4890002278","489:4890001786","477:4770000285","477:4770000196","477:4770000333","489:4890002371","489:4890002611","489:4890002120","489:4890002530","477:4770000197","489:4890002946","489:4890002868","477:4770000037","489:4890002610","489:4890002451","489:4890001943","489:4890002778","487:4870006677","489:4890002446","489:4890003028","477:4770000399","489:4890001690","489:4890002200","489:4890002280"],"twin_admin_codes":[489,489,489,477,477,477,489,489,489,489,477,489,489,477,489,489,489,489,487,489,489,477,489,489,489],"twin_sims":[0.7812713397756136,0.7104484888163263,0.617028116490225,0.6149259105171491,0.5103992389270047,0.5102941895060282,0.5102939077501787,0.5058305540734884,0.5049623129514481,0.5004423503643092,0.49517122373533623,0.4852580881041558,0.4774164186268388,0.46941550076645344,0.4594388825512669,0.44724313444499075,0.43136266679287255,0.43005027829129006,0.4295264273382943,0.41905815997956003,0.4154536188397743,0.400066605855301,0.399542237203502,0.3980400575325852,0.38314521409895264],"twin_dists":[0.09125154926670116,0.10738960561708363,0.1276264746946906,0.1280767236451201,0.15062776051559887,0.1506508087567436,0.15065087057668278,0.15163129100736897,0.1518222735758314,0.15281794790881437,0.15398225819619615,0.1561817675859351,0.1579314536581606,0.15972629263489602,0.16197898515668638,0.16475671961174665,0.1684173260764665,0.16872222040369286,0.16884402728441886,0.17129116165806138,0.17213973334743637,0.17579884970826243,0.1759246453218624,0.1762854339104451,0.1798976105144065],"n_dims_used":45,"mean_confidence":0.9192464192708333},"coverage":{"mean_confidence":0.9192464192708333,"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}}