{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008538},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005650","490:4900004727","466:4660003774","490:4900002915","466:4660003474","494:4940003009","466:4660001430","470:4700005426","493:4930005892","494:4940007810","466:4660004035","466:4660003940","494:4940008016","493:4930006453","466:4660003760","466:4660003862","490:4900004463","480:4800001729","470:4700004719","494:4940008212","466:4660005252","490:4900007520","490:4900000901","490:4900005791","466:4660007045"],"twin_admin_codes":[490,490,466,490,466,494,466,470,493,494,466,466,494,493,466,466,490,480,470,494,466,490,490,490,466],"twin_sims":[0.2458423891947154,0.24507654256257955,0.20753060051290453,0.18821240895340213,0.18529100557900613,0.18479672359668223,0.16467892570256584,0.16463866837085703,0.16419360375152928,0.1515273848998703,0.13807884100883053,0.13634364840083216,0.13313379651888171,0.12787519096733888,0.1270798603085288,0.12422803056515695,0.11896474653353954,0.11424101983109085,0.11326368791978378,0.11145746703734413,0.1056343141675506,0.10153666144147923,0.10049572144630335,0.09709190935905498,0.09701242944698867],"twin_dists":[0.21755931574335835,0.21780107947117947,0.23031961335593365,0.23736737055266563,0.2384764153482419,0.2386652712993172,0.2466765873971681,0.24669330465708533,0.24687831942825542,0.2523036411167434,0.2584424270473881,0.25926648133363556,0.26081181428783967,0.26340521998175215,0.2638044377278702,0.2652516827111976,0.26799046286651407,0.27052857908005823,0.2710637463502946,0.27206223551857606,0.2753689534202691,0.2777817853333877,0.27840680568638326,0.2804866338782022,0.28053587745095643],"n_dims_used":45,"mean_confidence":0.9158352322048611},"coverage":{"mean_confidence":0.9158352322048611,"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}}