{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002079},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003665","490:4900002377","490:4900004222","490:4900002997","490:4900004083","490:4900003137","490:4900002535","490:4900002675","490:4900002228","490:4900001914","490:4900003516","490:4900003948","490:4900002383","490:4900003117","490:4900002382","490:4900002389","490:4900004351","490:4900002534","490:4900002676","490:4900002527","490:4900002977","490:4900002824","490:4900003798","490:4900003809","490:4900002084"],"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":[0.3262710335173864,0.2767257166157186,0.26223053573574184,0.18936043344316109,0.15309782650629705,0.1332117977501419,0.12191459464666442,0.11629795809884727,0.11339975194189596,0.11272141098861387,0.09281652864557256,0.090561556931866,0.08926360879985418,0.08420022406065425,0.08356293658048132,0.0816495861578536,0.07899272898069938,0.07824424650942496,0.07442219993670432,0.07259325564214936,0.05857270754525275,0.0531240930234282,0.05266521951718344,0.05187102041712453,0.04780722474225416],"twin_dists":[0.19438066399162965,0.20818264200250874,0.21249714632081634,0.23693485247411528,0.25161338789022947,0.26077393184973746,0.26644437299002655,0.2694136459747807,0.2709890278762813,0.2713622223188556,0.2831818145100398,0.2846430118148918,0.2854971741972403,0.2889266725979106,0.28936987077274373,0.29071692684372397,0.2926299870443711,0.29317824185191577,0.29604552487716657,0.2974598294072793,0.3093896212157209,0.3146676699954406,0.3151323552829932,0.31594461744311303,0.32027051231778286],"n_dims_used":45,"mean_confidence":0.9148456149631077},"coverage":{"mean_confidence":0.9148456149631077,"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}}