{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000140},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850007492","500:5000000138","485:4850007020","500:5000000174","500:5000000517","485:4850007021","485:4850007220","500:5000000141","485:4850007425","500:5000000311","500:5000000053","485:4850007022","485:4850007095","500:5000000305","485:4850006938","500:5000000359","500:5000000465","500:5000000136","485:4850007426","485:4850007165","500:5000000173","485:4850007166","485:4850007164","485:4850008875","485:4850007163"],"twin_admin_codes":[485,500,485,500,500,485,485,500,485,500,500,485,485,500,485,500,500,500,485,485,500,485,485,485,485],"twin_sims":[0.7981095252386952,0.719085017018031,0.7010012981191102,0.6938887445918437,0.6421089195684537,0.6280850092272136,0.6274411706433717,0.6208176339762592,0.6175980446732402,0.5943658350533864,0.5836935979667475,0.571282770134148,0.5623334338407352,0.5590110563010187,0.5527288632131994,0.5442238890765319,0.5421669354982881,0.5391366603888063,0.5377201038189078,0.5291751520733089,0.5235797024110749,0.5228429802111414,0.519933801007768,0.5179794937290002,0.5170849461789588],"twin_dists":[0.08722102948879501,0.10547466614695912,0.10947202738463024,0.11103222657753105,0.12224733487029574,0.1252571604841459,0.12539519482898076,0.126814693390597,0.12750439895726817,0.13247965027754416,0.13476680672168923,0.13743040290426423,0.1393548172826583,0.1400702248966169,0.14142463417046366,0.14326216288720722,0.14370731751511615,0.14436367991684745,0.14467074776142444,0.14652648956162936,0.14774511756147857,0.14790578399728257,0.14854073698957584,0.1489677495136598,0.14916333497733672],"n_dims_used":44,"mean_confidence":0.9163390072909269},"coverage":{"mean_confidence":0.9163390072909269,"n_dims_used":44,"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}}