{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001868},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001958","498:4980002134","498:4980001870","498:4980003246","498:4980001684","468:4680000648","498:4980003126","498:4980003127","498:4980001685","498:4980003066","468:4680000571","498:4980001959","498:4980002132","468:4680001123","500:5000011619","498:4980002616","498:4980002610","498:4980001686","468:4680000702","468:4680000907","498:4980001027","468:4680000639","468:4680001559","500:5000011600","468:4680000633"],"twin_admin_codes":[498,498,498,498,498,468,498,498,498,498,468,498,498,468,500,498,498,498,468,468,498,468,468,500,468],"twin_sims":[0.8950252701972741,0.886098142189098,0.8207279242758965,0.8150682434444411,0.7753374210266563,0.7740400864355319,0.7688047738308363,0.7634259142030145,0.7517678403136561,0.711167608736551,0.7079020338613883,0.6978953583452792,0.6924166502676956,0.6857866826762429,0.6812654640554877,0.6810621252826959,0.6802393298097431,0.6781931186833826,0.6727543638561326,0.6705441167353758,0.6702801342099066,0.6673158749209843,0.6617030509275157,0.6504188590422618,0.6492780588398279],"twin_dists":[0.06116614781105445,0.06387067371151203,0.08163799528057278,0.08305540683823438,0.09265012576913763,0.09295450409965725,0.09417793832402149,0.09542711999306948,0.0981094477942267,0.10723058401185458,0.10795211839172089,0.11015410184456584,0.11135438977330085,0.11280235234980952,0.11378713397936582,0.11383137638734526,0.11401035949339057,0.11445519523571,0.11563571045860593,0.11611473284713146,0.1161719184572694,0.11681367536425975,0.11802702831584083,0.12046007125729079,0.12070563245841605],"n_dims_used":45,"mean_confidence":0.9240904066297743},"coverage":{"mean_confidence":0.9240904066297743,"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}}