{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006351},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006107","490:4900006348","490:4900006591","490:4900006231","490:4900006352","490:4900006228","490:4900005724","490:4900007688","490:4900005982","490:4900006103","490:4900006227","490:4900006349","490:4900006470","490:4900006469","490:4900006467","490:4900006232","490:4900005979","490:4900006350","490:4900006102","490:4900006353","490:4900006108","490:4900007444","490:4900005720","490:4900005850","490:4900007807"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6675243053442077,0.176601640389286,0.05076009272809563,0.030838433932490777,0.01724778565629575,0.012636823555325192,0.010735811399668815,0.01072752528242533,0.009950913096473394,0.009878991850084328,0.0052150576629336025,0.0027576770062538248,0.0016943759806077796,0.001529584353011536,0.0011768663151389505,0.0007129808029239832,0.0005578642585765267,0.00044246167216415436,0.0003521815973885322,0.00022479449924017123,0.00009854454049535646,0.00006841310166907256,0.00006220237982833976,0.00003815903333430061,0.000007461352834728172],"twin_dists":[0.11676857296011893,0.2418497791867158,0.31709833160215317,0.34258287789713443,0.3700885811976015,0.3840044111455438,0.391099946250707,0.3911332447991001,0.3943606659389611,0.3946708016929378,0.42109006692553125,0.4458826497541691,0.4639425276759186,0.4676476869012635,0.47700903250081567,0.49441278072147926,0.5027130845666502,0.5104300892939905,0.5179163853109285,0.5323372542038434,0.5578559591423121,0.5687834216348289,0.5715987710930872,0.5858404206280889,0.631082406788543],"n_dims_used":45,"mean_confidence":0.9157658047146268},"coverage":{"mean_confidence":0.9157658047146268,"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}}