{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004183},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004321","490:4900001741","490:4900004044","490:4900001025","490:4900004043","490:4900003340","490:4900001200","490:4900003349","490:4900002926","487:4870002289","490:4900002645","490:4900002647","490:4900002927","490:4900004442","490:4900000682","490:4900003879","490:4900001473","490:4900000669","490:4900003223","487:4870002454","490:4900001881","490:4900002781","490:4900001866","490:4900000575","490:4900000917"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490],"twin_sims":[0.6765008566831641,0.582056380441999,0.574733073914379,0.5550529047879396,0.5371800487394859,0.5185630892627913,0.5105767562031115,0.5063919337654668,0.4997238088164447,0.49599431191868815,0.4881117541878281,0.4835432232473627,0.48199540090750487,0.47824812326609406,0.477398678497428,0.46954718521382155,0.4674765101991701,0.46687456232279345,0.4506837168786385,0.44817666162122777,0.4468637939311291,0.44484481098078354,0.43729627810312405,0.43478597842088157,0.43315392181747076],"twin_dists":[0.11482279222993783,0.1351179065778952,0.1366893736750557,0.14092331609804362,0.14478785700783248,0.1488401948735323,0.1505888153177212,0.15150785370454734,0.15297645837768484,0.15380021935326085,0.1555472305270797,0.15656363481121754,0.15690866757824656,0.1577454469355467,0.15793542229267368,0.15969666972585977,0.1601628034693002,0.16029844135969676,0.16397027988748858,0.16454311205823277,0.1648435676266353,0.16530627564356445,0.167043466112349,0.16762378110698478,0.16800178713039562],"n_dims_used":45,"mean_confidence":0.9174162122938369},"coverage":{"mean_confidence":0.9174162122938369,"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}}