{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001095},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001034","477:4770001094","477:4770001035","477:4770001033","477:4770000972","477:4770001097","477:4770000910","477:4770001157","477:4770000974","477:4770001096","477:4770001561","477:4770001093","477:4770000971","477:4770000973","477:4770000909","477:4770000978","477:4770001271","477:4770001152","477:4770001447","477:4770001036","477:4770001031","477:4770001449","477:4770001154","477:4770001090","489:4890003273"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,489],"twin_sims":[0.9295589541038888,0.8542423438800139,0.8302587100549117,0.8293119661002574,0.8149569236082687,0.8054114805908504,0.7596388243618704,0.7361562191077264,0.7256582925740863,0.6982134123801087,0.6899394932634516,0.6787640176595413,0.6749090465409764,0.6601377314261583,0.6489074986662448,0.6485784027960273,0.6220475827808052,0.5579347655316987,0.5530128201282999,0.50585786950574,0.48191971921670246,0.46638843244236045,0.45876507970349384,0.456880500664228,0.4318998936768896],"twin_dists":[0.04964028131643979,0.07290121181508426,0.07921660852077146,0.079459176719224,0.08308314103055169,0.0854416162651068,0.0963021188283387,0.10165330605417333,0.10400928340139116,0.11008431135003538,0.11189595353908376,0.1143311240900429,0.11516833433464495,0.11836501444861983,0.1207853820903287,0.12085620207095396,0.12655116784025264,0.14030210856889358,0.14136336450817566,0.1516252839918378,0.15692554707244166,0.16040802564405507,0.16213174458785587,0.1625594303229202,0.16829262602916648],"n_dims_used":45,"mean_confidence":0.9210747612847222},"coverage":{"mean_confidence":0.9210747612847222,"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}}