{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730005626},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730005522","473:4730007565","473:4730005421","473:4730005728","473:4730005739","471:4710000647","473:4730005735","473:4730005628","473:4730005842","473:4730005729","473:4730006076","473:4730005960","473:4730005520","473:4730006191","473:4730005731","473:4730005418","473:4730005419","473:4730005730","500:5000006363","473:4730006306","473:4730005631","473:4730005416","473:4730005521","500:5000006502","473:4730005847"],"twin_admin_codes":[473,473,473,473,473,471,473,473,473,473,473,473,473,473,473,473,473,473,500,473,473,473,473,500,473],"twin_sims":[0.5578418314526988,0.44241591378784545,0.29127749293913885,0.2871651141606226,0.2836549605704515,0.27964865585840387,0.27878580825428334,0.27540043086118504,0.2748267566603722,0.2723813306756581,0.2721066998454432,0.2719544570487333,0.265463255351081,0.2646868765894192,0.2574525463410235,0.24924082281101823,0.2445629288828604,0.2420152908404622,0.23741144416610357,0.22626008516510615,0.22413391624656537,0.22210291267704854,0.20771957137263927,0.19992706901098264,0.1963898502937257],"twin_dists":[0.1403221339250969,0.16586399446577865,0.2039880391218802,0.20516041512484878,0.20616908762132816,0.2073295801002268,0.20758083559964904,0.20857123957125476,0.2087398060576746,0.2094607938951166,0.20954201179250181,0.20958705703664426,0.21152235120668736,0.21175578134868311,0.2139517995600652,0.2164922928781815,0.21796349071324128,0.2187723591140429,0.22024818387944417,0.22390226930272875,0.22461240185895695,0.22529494934137423,0.230252948849275,0.23303715024755212,0.23432565010586623],"n_dims_used":45,"mean_confidence":0.9163816663953993},"coverage":{"mean_confidence":0.9163816663953993,"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}}