{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002255},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001015","477:4770000451","500:5000002380","477:4770001895","477:4770004013","485:4850007461","500:5000004314","500:5000001641","485:4850008062","500:5000009737","485:4850000668","485:4850007787","499:4990000631","500:5000001568","485:4850008991","500:5000004480","477:4770001891","477:4770000548","500:5000004833","500:5000001339","499:4990000673","500:5000003781","500:5000001074","500:5000001712","477:4770000933"],"twin_admin_codes":[500,477,500,477,477,485,500,500,485,500,485,485,499,500,485,500,477,477,500,500,499,500,500,500,477],"twin_sims":[0.393117580753698,0.37599352708727374,0.3648711742542113,0.32109049018601477,0.2904375802423491,0.2800062423570692,0.27836933893434657,0.27809662438881566,0.26042851449020965,0.24255025686703566,0.24220089013622015,0.24182198263237814,0.24041443527708864,0.23952183058809537,0.23574167998643647,0.23393806835385406,0.2269586102140268,0.2264916204963256,0.2258327102555766,0.2249156705324688,0.21829550654707663,0.21825860320418444,0.21601715747075653,0.21503905320722655,0.2132113074039589],"twin_dists":[0.1774720992067674,0.18165567807406618,0.1844227720861118,0.19576460963206704,0.20422667907522393,0.20722559138581934,0.20770227800462154,0.20778186149180164,0.2130437964876884,0.21860205381653214,0.21871324639141507,0.21883395831754138,0.21928344974933933,0.21956938313978208,0.22078805319042885,0.22137401529219136,0.2236699319209455,0.22382520537278036,0.22404465379497818,0.22435078039922005,0.2265858062726925,0.22659839148522895,0.22736549306238843,0.2277019147166062,0.22833335160483917],"n_dims_used":45,"mean_confidence":0.9225891960991753},"coverage":{"mean_confidence":0.9225891960991753,"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}}