{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000073},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000215","477:4770000098","477:4770000350","485:4850003263","477:4770000002","485:4850007341","477:4770000295","485:4850004586","500:5000000163","485:4850003439","477:4770000221","477:4770000072","485:4850003676","477:4770000097","477:4770000015","485:4850006206","485:4850006207","477:4770000071","485:4850006689","500:5000000125","485:4850006604","500:5000000200","485:4850006289","477:4770000095","485:4850007275"],"twin_admin_codes":[477,477,477,485,477,485,477,485,500,485,477,477,485,477,477,485,485,477,485,500,485,500,485,477,485],"twin_sims":[0.5038104345771799,0.4963022264718906,0.4881746075060078,0.4737535486810715,0.4673782563746821,0.46674728690484163,0.46387289497137096,0.4404501970176733,0.4295036605352471,0.4210888003093365,0.41642974120862536,0.4159371564836029,0.37240783246417253,0.3705287144931393,0.3590633032537898,0.3550341898902275,0.35176411453602946,0.3514917619222909,0.3487697542919677,0.3446296709156815,0.34175185377736933,0.3380294090848112,0.3340183685231859,0.33240496993861113,0.3272263162505913],"twin_dists":[0.15207578248936263,0.1537321415372654,0.15553326729724565,0.15875189582000576,0.1601849390711524,0.16032712822256576,0.16097571488703194,0.16631622588138936,0.1688493224415332,0.17081448263936214,0.17190962681056793,0.17202571741332065,0.1825432653288187,0.18301009682580288,0.18588451985080237,0.18690569389527134,0.18773890216399527,0.18780847843453607,0.18850540770544919,0.18957092123132357,0.1903155742985757,0.19128377070867056,0.19233348620723795,0.19275765281914606,0.19412680256259066],"n_dims_used":45,"mean_confidence":0.9182635837131077},"coverage":{"mean_confidence":0.9182635837131077,"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}}