{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000754},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001002","485:4850006751","477:4770000718","485:4850007761","477:4770000011","500:5000001495","485:4850007327","485:4850007040","477:4770001387","499:4990001414","500:5000005864","485:4850007578","499:4990001592","500:5000005219","477:4770000933","500:5000001898","477:4770001254","485:4850007755","477:4770000080","477:4770001379","500:5000002819","500:5000002962","473:4730004232","499:4990002994","499:4990000795"],"twin_admin_codes":[500,485,477,485,477,500,485,485,477,499,500,485,499,500,477,500,477,485,477,477,500,500,473,499,499],"twin_sims":[0.4444721183993342,0.44225826086251097,0.43966075029367424,0.4377615108951594,0.4013321857597649,0.39873319482369884,0.39845734402167404,0.3928731197543857,0.39181977004090185,0.38084622917281324,0.3807070058864455,0.3716108289872361,0.36666782470446213,0.34724634839176916,0.3444098474294188,0.33661220000629544,0.3289415455181315,0.30429623437752557,0.3026814372604183,0.29870870115899556,0.2909964705670423,0.2909425219159149,0.29083548964780404,0.2775184064780095,0.27595034414127023],"twin_dists":[0.16539177645974856,0.16590023518543348,0.1664980666403457,0.16693606186364765,0.17549554600694794,0.176118881434378,0.17618514918118655,0.17753121009306483,0.17778610692302177,0.18046101681543103,0.18049518837419873,0.18274112310585147,0.18397297145548325,0.188896699195404,0.18962768496144544,0.19165388942367576,0.19367201412329807,0.20033985595357967,0.20078733412730954,0.20189417637250145,0.20406783888523097,0.20408316351355324,0.20411357205481018,0.20795075435435106,0.20840985661033004],"n_dims_used":45,"mean_confidence":0.9211552937825521},"coverage":{"mean_confidence":0.9211552937825521,"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}}