{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000849},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000851","480:4800001598","480:4800001491","480:4800001709","480:4800001319","480:4800001318","480:4800001433","480:4800001438","480:4800001766","480:4800001439","480:4800001659","480:4800001824","480:4800001768","480:4800001256","480:4800001946","480:4800001158","480:4800001327","480:4800001501","480:4800001948","480:4800001490","480:4800001550","480:4800000936","480:4800000810","480:4800001767","480:4800001882"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.27622205204542494,0.251794832338284,0.2379583581499185,0.19469571663078988,0.19211497576533268,0.19138620384476135,0.16693272868151177,0.1574394414802472,0.15536190907513517,0.1530197050065492,0.14978132852164336,0.14842079757614388,0.1461653510964656,0.14154687033398528,0.14092124097041125,0.14025373317788548,0.13986616997784665,0.13096812118494106,0.13054747209465783,0.12936939372820472,0.12397844294656882,0.12340429769877592,0.1156435980812494,0.1151974717714656,0.11307897673250888],"twin_dists":[0.208330191151447,0.215696515096368,0.22007189422605605,0.23494846599455163,0.23590450308755917,0.23617609509260326,0.24574534412807,0.24973174693780895,0.2506273415330062,0.25164760133440284,0.25307728352965864,0.2536847248588171,0.25470084055966685,0.25681834287534805,0.2571091160038328,0.25742041510716474,0.2576016662179107,0.26187034031493817,0.26207747002296156,0.2626602546527302,0.2653795398444225,0.26567440414997257,0.2697666770943266,0.27000824558065156,0.27116528977003695],"n_dims_used":43,"mean_confidence":0.9240311023800872},"coverage":{"mean_confidence":0.9240311023800872,"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}}