{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000511},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000505","489:4890000392","489:4890000427","489:4890000778","489:4890001260","489:4890000551","489:4890000830","489:4890001063","489:4890000714","489:4890000665","485:4850003063","489:4890000552","489:4890000606","489:4890000391","489:4890000605","489:4890000553","489:4890000829","489:4890001323","489:4890000775","485:4850003159","489:4890001258","489:4890000319","489:4890000771","489:4890000467","489:4890001459"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,485,489,489,489,489,489,489,489,489,485,489,489,489,489,489],"twin_sims":[0.8940076284892684,0.871535176480107,0.870099109995165,0.8686083958147237,0.866475505227784,0.8652130280199625,0.8615246554949458,0.8557838958212198,0.8123308427776755,0.8107488499321223,0.8093931010505456,0.800563169142769,0.7994585900196112,0.7984613797909573,0.7715556736615572,0.7697290214090822,0.7666770122357865,0.7605187946773816,0.7566597231298916,0.749181261851608,0.7454358172472156,0.7418750782822411,0.7366837141623748,0.735759068377987,0.7276373812767404],"twin_dists":[0.061479068076290486,0.06810652085769639,0.06851372323610214,0.06893458188331687,0.06953355337999644,0.06988635999312325,0.07090994870183795,0.07248285545607375,0.08373583011889735,0.08412758681917014,0.08446247667927241,0.08662537517954895,0.08689380527552337,0.087135750151819,0.09353604339988192,0.09396250799396497,0.09467300887215041,0.09609912667313054,0.09698792171277197,0.09870022179303038,0.09955305021685364,0.10036103558402591,0.10153438105500254,0.10174280905356133,0.10356665199315952],"n_dims_used":45,"mean_confidence":0.9195389641655816},"coverage":{"mean_confidence":0.9195389641655816,"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}}