{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004443},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660005691","490:4900001444","480:4800003879","480:4800004370","468:4680002586","480:4800001844","487:4870005412","496:4960007927","480:4800004359","487:4870002003","499:4990001306","481:4810002016","487:4870002344","493:4930000293","466:4660014349","500:5000003088","496:4960001772","466:4660000829","487:4870002609","490:4900002012","466:4660001334","480:4800003598","480:4800005229","496:4960009393","484:4840003766"],"twin_admin_codes":[466,490,480,480,468,480,487,496,480,487,499,481,487,493,466,500,496,466,487,490,466,480,480,496,484],"twin_sims":[0.009227107128212097,0.006113838677160689,0.005935273393366101,0.00482002260343673,0.0031216944021510737,0.002744870412504732,0.0025173442879204665,0.0021463091491850865,0.0019281497286329765,0.001817525011800082,0.0018138565810134227,0.0017615892506019817,0.0017198019852165724,0.0016505745741954342,0.001475967031999517,0.001101727897036254,0.0010671970423232985,0.000977530590834148,0.0008565691696212214,0.0008329886297259535,0.0008021702908911648,0.0007905153890541072,0.000769749511730592,0.0005764727361665285,0.0005558841229490345],"twin_dists":[0.39757759200645276,0.4146719891278381,0.4158759621453399,0.42423364251342494,0.44116737856565497,0.4460587021777064,0.4493188331901606,0.45526539956242495,0.4592195273720832,0.461384653347521,0.4614585097881637,0.4625260249110079,0.4634006925230733,0.4648937711328777,0.46893294261297486,0.4793362956480551,0.48045555344733665,0.48352677924584875,0.4881130233887667,0.4890767141110792,0.4903751642264335,0.49087833193684416,0.4917921870510407,0.5016109324330882,0.5028323773805009],"n_dims_used":43,"mean_confidence":0.9052966805391534},"coverage":{"mean_confidence":0.9052966805391534,"n_dims_used":43,"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}}