{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011537},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011607","490:4900012145","490:4900011538","490:4900011932","490:4900010520","490:4900011859","490:4900011987","490:4900011122","490:4900010531","490:4900011800","490:4900011602","490:4900011984","490:4900010444","490:4900011406","490:4900011795","490:4900011475","490:4900011102","490:4900008841","490:4900011999","490:4900011989","490:4900011734","490:4900011666","490:4900012065","490:4900011410","490:4900011997"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4647298078523617,0.29549183301461585,0.2794648492019753,0.26289645382960714,0.26204576317011696,0.249492265449986,0.23797964384514345,0.21765770038552057,0.21615049766431083,0.21224651714180673,0.20589875678442804,0.20370538265956184,0.20179929423264104,0.19686426382399094,0.1813643597849639,0.1745112391958724,0.17401477239407329,0.17021724317010137,0.17019662423135534,0.16961081054569385,0.16659629404771983,0.1635614289917147,0.16174274053696205,0.15525790729501807,0.15413304148380352],"twin_dists":[0.16078221296720854,0.202796762528856,0.20738306382868732,0.21229573347621863,0.21255308918589141,0.21641371779519214,0.22006503843887298,0.22680351986087977,0.22731970990944714,0.228668137543596,0.2308970206044091,0.23167806904905555,0.23236151320147214,0.23415190887499884,0.23998663308748874,0.2426788207080627,0.24287675636969888,0.24440430706906832,0.2444126673422817,0.24465049907236594,0.24588377638446615,0.2471417410509926,0.24790370744338808,0.25067240471234964,0.25116121794545654],"n_dims_used":45,"mean_confidence":0.9145167032877605},"coverage":{"mean_confidence":0.9145167032877605,"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}}