{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003068},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003759","487:4870004055","487:4870002491","487:4870004486","487:4870002485","665:6650003647","487:4870000865","487:4870004492","487:4870001421","487:4870000861","487:4870007283","487:4870003909","487:4870001130","487:4870000098","487:4870003911","499:4990001040","469:4690001990","470:4700007203","478:4780005200","470:4700000963","466:4660008291","470:4700001705","480:4800000311","466:4660004971","487:4870003207"],"twin_admin_codes":[487,487,487,487,487,665,487,487,487,487,487,487,487,487,487,499,469,470,478,470,466,470,480,466,487],"twin_sims":[0.20510075507824937,0.19062411266548276,0.14486780200142266,0.13510213438239704,0.08303688245805832,0.07903937630154176,0.07878382638660561,0.0685085468172217,0.05778643882665384,0.038372973957855924,0.036239781924383256,0.03465916211549521,0.030503979235439387,0.029742503399768073,0.0288089451062702,0.028002580617844223,0.027572489700441922,0.026473050999973883,0.025823946251180206,0.024734656955928268,0.022193214315579902,0.022191988964168664,0.021857668490141154,0.021749138142192627,0.019769838064342148],"twin_dists":[0.2311805224436919,0.23646087701132318,0.2552906733956825,0.25986091758917457,0.28973775040995753,0.29259595676573047,0.29278258448710015,0.3007258698644226,0.3101255449715392,0.33164573054433183,0.3345420486973649,0.3367830104535862,0.34311935706788016,0.3443598539341384,0.34591841594224954,0.34729995042974643,0.3480508686354596,0.3500173096123053,0.3512115952514558,0.3532753122329277,0.3584144651067,0.35841706354869757,0.3591307141519612,0.35936442649877176,0.36381540713240684],"n_dims_used":43,"mean_confidence":0.8963733052098474},"coverage":{"mean_confidence":0.8963733052098474,"n_dims_used":43,"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}}