{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710001495},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710002029","471:4710001743","471:4710001659","471:4710001570","471:4710001418","476:4760003836","476:4760003427","471:4710001858","471:4710001351","471:4710001476","471:4710001566","484:4840002950","471:4710001272","476:4760002326","471:4710001462","471:4710001412","471:4710002026","471:4710001669","471:4710001018","471:4710001913","476:4760001938","476:4760001093","471:4710001910","471:4710001401","484:4840005867"],"twin_admin_codes":[471,471,471,471,471,476,476,471,471,471,471,484,471,476,471,471,471,471,471,471,476,476,471,471,484],"twin_sims":[0.542721593206838,0.4699934240862398,0.46177642549243336,0.4503309219205253,0.40063928651648056,0.39590943092991726,0.3811850599970345,0.3768534439607117,0.3501074088122539,0.3496946267492258,0.3278660643786182,0.3187289799138703,0.31793589178952725,0.3120049334805038,0.30523031843339654,0.2945908043671747,0.28765858503892,0.28170950813702855,0.2796862717764109,0.2744621152212881,0.2701222418899814,0.2672955980578345,0.26716652127344526,0.25556321982191965,0.2543381332658584],"twin_dists":[0.14358725146012022,0.15959630752114215,0.16144965261278438,0.16405081707365216,0.17566154960852168,0.1767982310244366,0.18037787787665582,0.1814434355278374,0.18816256680328697,0.1882682894761088,0.19395702169209073,0.19639961014466623,0.19661346123650966,0.19822236135778273,0.2000816394656622,0.2030506089510425,0.20501920671156593,0.2067313721537968,0.2073186373217633,0.20884706317842733,0.21013039249045393,0.21097310966571947,0.21101172342263158,0.21453169788611126,0.2149091707674314],"n_dims_used":45,"mean_confidence":0.926688724093967},"coverage":{"mean_confidence":0.926688724093967,"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}}