{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710001260},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710001148","471:4710001556","471:4710001048","471:4710001261","471:4710001366","471:4710000881","471:4710001230","471:4710001082","471:4710000942","471:4710001712","471:4710000983","471:4710001149","471:4710001259","484:4840002389","471:4710000840","471:4710001086","471:4710002771","471:4710000944","484:4840002019","471:4710001323","471:4710001074","471:4710000957","471:4710001083","471:4710001025","476:4760002012"],"twin_admin_codes":[471,471,471,471,471,471,471,471,471,471,471,471,471,484,471,471,471,471,484,471,471,471,471,471,476],"twin_sims":[0.7712526697211889,0.708388455178483,0.6950558665653297,0.6242865993642823,0.619807390608892,0.5745416573039483,0.5441988888818707,0.5151588683917085,0.5061308255127356,0.5030132017273803,0.48799474782890984,0.46276913466843533,0.44038257052058394,0.40467641074803323,0.40133637389308857,0.3993081998663128,0.39542972197746706,0.3909339911258444,0.3885280712746672,0.3884025095210381,0.38137381329425396,0.3760962213592507,0.3701282712926918,0.367890409948013,0.35332380519254925],"twin_dists":[0.09360684949562303,0.10784473852850271,0.11077662694374871,0.12607136936646596,0.12703112626861515,0.13673047287954623,0.14326757147339678,0.14958473505644682,0.15156526218925456,0.15225133171149005,0.1555732256202282,0.1612251421801194,0.16633179794491895,0.17469615337353187,0.17549454301585443,0.17598081492579445,0.17691386168290169,0.1780007012332005,0.17858472651116059,0.17861525261793748,0.1803315789064072,0.18163031887226502,0.18310973098880431,0.18366752319178045,0.1873409967959894],"n_dims_used":45,"mean_confidence":0.9255683051215278},"coverage":{"mean_confidence":0.9255683051215278,"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}}