{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000285},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000629","491:4910000366","491:4910000818","491:4910000753","491:4910000505","491:4910000817","491:4910000752","491:4910000696","491:4910000561","491:4910000556","491:4910000819","491:4910000620","491:4910000688","491:4910000317","491:4910000319","491:4910000695","491:4910000626","491:4910000504","491:4910000820","491:4910000464","491:4910000413","491:4910000691","491:4910000097","491:4910000693","491:4910000462"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6670886692806879,0.5686307497111638,0.49160046582193256,0.4765991335636206,0.4715294941976321,0.44357687233906035,0.43873701554673644,0.41886768458444557,0.38196518211701136,0.37649975360244914,0.3670375695800268,0.3307977571966944,0.3271182897895113,0.324376348493373,0.31175413785119527,0.3111033626909054,0.29504597596352933,0.278895735898385,0.2605733841546041,0.2554065536225679,0.23978473018705354,0.19763639547203143,0.19503235361241755,0.19390327352845196,0.18888697736645926],"twin_dists":[0.11686283676201151,0.13800030606648808,0.15477300770735386,0.15811433773129344,0.15925108004859503,0.16559727072262018,0.16671100165855132,0.17133592466942504,0.18018659440341295,0.18153070384800557,0.18388054138925627,0.19318131233852887,0.1941554894695678,0.1948853877133114,0.19829077665440922,0.1984684503253013,0.20292231644579256,0.20754879913380134,0.212999762112413,0.2145799057109614,0.2194850951170933,0.23386975507599497,0.23482440936104543,0.235241084463973,0.23711300396223928],"n_dims_used":45,"mean_confidence":0.8904039171006944},"coverage":{"mean_confidence":0.8904039171006944,"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}}