{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006907},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003044","491:4910002946","480:4800000145","490:4900006062","491:4910003194","491:4910003403","491:4910003219","491:4910003234","491:4910003105","491:4910003391","491:4910003319","491:4910002848","491:4910003108","491:4910003278","491:4910003361","491:4910002456","491:4910003237","491:4910002400","480:4800000118","491:4910002862","491:4910002996","491:4910003236","491:4910003151","491:4910003519","491:4910003388"],"twin_admin_codes":[491,491,480,490,491,491,491,491,491,491,491,491,491,491,491,491,491,491,480,491,491,491,491,491,491],"twin_sims":[0.322306466553558,0.12272326080153804,0.11553344214657979,0.10682821168911885,0.09172902836983839,0.09140476913017208,0.08234150381555218,0.08229686990005987,0.08207157965520896,0.06946650624396858,0.04822952206698974,0.04578233845102947,0.04005198145953715,0.03606887217199215,0.03598751084489047,0.030169886659257943,0.029691756322901705,0.028129602332636616,0.026774169893553832,0.02608092338273229,0.024058309676327033,0.021152600510557732,0.021147891947540163,0.02110893708688297,0.020195290787765233],"twin_dists":[0.19543865897710602,0.2660255217426706,0.26982625766554,0.27467967309748037,0.28388295625516663,0.284093286547683,0.2902269108301501,0.29025842097237653,0.29041767775351823,0.29994599680819656,0.31980700264522915,0.3225417601361813,0.3294604803453349,0.33478030792405733,0.334894067968261,0.34366031040194395,0.34444348867516217,0.34708007472471275,0.3494718376998171,0.3507357200351711,0.3545965876419938,0.3606674339940857,0.3606778453538835,0.36076405804340184,0.3628269143736334],"n_dims_used":44,"mean_confidence":0.8932125785134055},"coverage":{"mean_confidence":0.8932125785134055,"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}}