{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001236},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980000866","498:4980001039","498:4980000871","498:4980002691","498:4980000702","498:4980001041","498:4980000697","498:4980000868","498:4980001716","498:4980002858","498:4980002613","498:4980001316","500:5000011030","498:4980001803","498:4980000628","498:4980000487","498:4980001624","498:4980002749","498:4980001433","498:4980000953","498:4980002756","498:4980000699","498:4980001129","498:4980001894","500:5000007759"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,500,498,498,498,498,498,498,498,498,498,498,498,500],"twin_sims":[0.6858258743890727,0.6800332934918388,0.6347519798201053,0.6283111939421742,0.6262244147295933,0.6205678655897017,0.5944860251051705,0.5851314913219112,0.5833479229581084,0.5799416368162248,0.5756912729207476,0.5749947130840292,0.5721307079702975,0.5669273399320452,0.5644017322583471,0.5634348533701165,0.5615110533901042,0.548815345109405,0.5375554688507762,0.5289751335952633,0.520163169797406,0.5156044686173129,0.5132266462062584,0.5131127704026147,0.5093968823314458],"twin_dists":[0.11279380682431604,0.1140551685563763,0.12382712559341832,0.1252086656087866,0.12565603065139536,0.1268682049120217,0.1324539041747125,0.13445850982167795,0.13484093040975073,0.13557152345356463,0.136483657891803,0.1366331990832166,0.1372482468683289,0.138366517486251,0.13890973363526551,0.13911777319393623,0.13953184716117176,0.14226957142869312,0.14470644590980503,0.14657000264239292,0.1484906452809546,0.14948720949136612,0.15000786934515717,0.15003281919742928,0.1508477311502983],"n_dims_used":45,"mean_confidence":0.9240704006618924},"coverage":{"mean_confidence":0.9240704006618924,"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}}