{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730008003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730008279","473:4730008000","473:4730007680","473:4730007901","473:4730007792","473:4730007344","473:4730007568","473:4730007679","473:4730009026","473:4730008002","473:4730008811","473:4730009027","473:4730008883","473:4730008810","473:4730008884","473:4730007678","473:4730008196","473:4730008661","473:4730007910","473:4730008089","473:4730008812","473:4730008200","473:4730008365","473:4730009164","473:4730008445"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.9024685403827832,0.8880891927307146,0.8193565287317772,0.8187410058030313,0.8186977219132429,0.8159067636324567,0.7754197486396607,0.7745578400905436,0.7657905718383025,0.7541218701585202,0.7499236041867008,0.7400602800933036,0.7295769303015268,0.7273670064023466,0.7201655942958854,0.708164469453169,0.7047752277799496,0.6854857006187091,0.6816679200988323,0.6495992243384439,0.6445843028662919,0.6362868608729527,0.6316513413504784,0.6270067147285778,0.621268074160634],"twin_dists":[0.05883800142523119,0.0632751644410838,0.08198279414225901,0.0821372664071365,0.08214812241048058,0.08284632176573556,0.09263079368339154,0.09283308821930591,0.09487890008529573,0.09757045792083081,0.09853082520689468,0.10077182943834193,0.1031321945715182,0.10362716279804096,0.10523426073601969,0.10789418857553607,0.10864159658610113,0.11286797444762416,0.11369955587741745,0.12063650743413926,0.12171528496052135,0.1234977009499898,0.12449236326681033,0.12548833320111932,0.1267181863548829],"n_dims_used":45,"mean_confidence":0.9183870951334635},"coverage":{"mean_confidence":0.9183870951334635,"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}}