{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003513},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003749","473:4730005363","473:4730003225","473:4730003580","475:4750008509","475:4750007829","475:4750007486","475:4750007832","473:4730007580","475:4750007273","475:4750007740","475:4750007672","473:4730003924","473:4730003216","475:4750007977","473:4730007797","475:4750007272","473:4730003431","475:4750008036","475:4750007409","475:4750007970","475:4750007810","475:4750007548","475:4750007545","473:4730004387"],"twin_admin_codes":[473,473,473,473,475,475,475,475,473,475,475,475,473,473,475,473,475,473,475,475,475,475,475,475,473],"twin_sims":[0.8417872779381957,0.573990164388029,0.5584938053543812,0.5508837434661783,0.5481693123805043,0.5428910177423737,0.5193618824503691,0.5126316486953001,0.4909406993046946,0.4670176532761667,0.466721980295904,0.4613547749987123,0.45928472386186686,0.45342533148235536,0.45065883332997136,0.45035320129324524,0.44780229023322615,0.44747811270289306,0.43994591120735294,0.42024698697857477,0.4181007154479209,0.4116712980253421,0.4094132911078667,0.4062123378954343,0.40006691510760434],"twin_dists":[0.07622380809336875,0.13684889185135882,0.14018165718509984,0.14182287876251456,0.14240914612772387,0.14355058080287655,0.14866566063205708,0.1501382468840433,0.1549192984516305,0.16026619300953618,0.16033283245059818,0.1615450642786179,0.16201392776427292,0.1633452107670888,0.163975959614605,0.16404573036955022,0.16462875465768959,0.16470293656738202,0.16643236810484183,0.1710119742225571,0.17151625538929338,0.1730335753606515,0.17356889661843394,0.1743300029249694,0.17579877554100357],"n_dims_used":45,"mean_confidence":0.9133436414930556},"coverage":{"mean_confidence":0.9133436414930556,"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}}