{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001543},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001729","498:4980002464","498:4980002971","498:4980001359","498:4980003427","498:4980001910","498:4980001635","498:4980001181","498:4980001730","498:4980002004","498:4980002085","498:4980001545","498:4980002643","498:4980000593","468:4680001169","498:4980003349","473:4730005078","498:4980000705","498:4980002860","478:4780005928","500:5000010204","498:4980000738","498:4980003238","472:4720004278","500:5000009885"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,468,498,473,498,498,478,500,498,498,472,500],"twin_sims":[0.32253568882554207,0.28669284593143785,0.26219604925339884,0.25572272130391016,0.2439344793855863,0.22912756510268795,0.2269339999066944,0.20473631654316535,0.20317519312319837,0.20244215298013213,0.186467164840986,0.1723970099427944,0.160343696791782,0.15466982062590798,0.14569006677343627,0.13377326824032088,0.13375264752557084,0.13350594799836354,0.13332856137924232,0.13217833083973687,0.12884111776925383,0.12414264944201352,0.12206094319763588,0.11535570387690908,0.11230240570142185],"twin_dists":[0.1953772914231028,0.20529569256586672,0.21250758578280424,0.2144826368443642,0.21816251407575815,0.22295151758199333,0.22367810952481132,0.2313102456822764,0.23186773067708807,0.23213051717967118,0.23802844692020597,0.24352455228046363,0.24849409802238148,0.25092763460940076,0.2549164410034466,0.2605017364154867,0.2605117179336476,0.26063122334814387,0.2607172550468103,0.2612772106528647,0.2629228903708391,0.2652953992034541,0.266368414689591,0.2699224839155337,0.2715936070526207],"n_dims_used":45,"mean_confidence":0.9288933648003472},"coverage":{"mean_confidence":0.9288933648003472,"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}}