{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012246},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012249","490:4900012536","490:4900012251","490:4900012383","490:4900012671","490:4900012315","490:4900012250","490:4900012670","490:4900012667","490:4900012309","490:4900012594","490:4900012520","490:4900012455","490:4900012307","490:4900012599","490:4900012657","490:4900012234","490:4900012454","490:4900012926","490:4900012379","490:4900012313","494:4940007106","490:4900012368","490:4900012598","490:4900012456"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490],"twin_sims":[0.3519002145298776,0.30268207233141264,0.2957325179791395,0.22761469754278413,0.22732605187551466,0.22504428933454293,0.2051144129007564,0.1858633765794249,0.1748114706415641,0.16966187599809998,0.15549012049868993,0.14273461261590994,0.13799899568933374,0.13269772153698767,0.11805093429793488,0.11708599517009284,0.1050023785613679,0.10368364874537907,0.10315615808204748,0.102547585634149,0.09907473596623317,0.07213558986607164,0.061397801406004905,0.05803574320631313,0.057094013798494665],"twin_dists":[0.18770414405075525,0.2007871578698104,0.20272903178088394,0.22345214108868727,0.22354790687442866,0.22430779486648234,0.23117566395987352,0.23825816527311533,0.2425593167690538,0.24462974380684807,0.2505718188571345,0.25626893787651134,0.25848017558166403,0.2610239085732988,0.26847535782333815,0.2689905132797667,0.2757362469488398,0.2765082952753688,0.2768192570331694,0.27717956196149834,0.27926824996552085,0.2978182414443098,0.3068107813205943,0.3098913147006527,0.310780503304238],"n_dims_used":45,"mean_confidence":0.9129201253255208},"coverage":{"mean_confidence":0.9129201253255208,"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}}