{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001327},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001328","480:4800001329","480:4800001497","480:4800001491","480:4800001652","480:4800001490","480:4800001768","480:4800001709","480:4800001598","480:4800001496","480:4800000851","480:4800001824","480:4800001767","480:4800001495","480:4800001599","480:4800001547","480:4800001945","480:4800001603","468:4680009157","480:4800001551","480:4800001438","480:4800001601","480:4800001602","480:4800001882","480:4800001544"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,468,480,480,480,480,480,480],"twin_sims":[0.849722997566241,0.7901131405124153,0.5835443355794023,0.5744529032653157,0.5702617836600207,0.4735947437887546,0.4039969207998006,0.38845973010414137,0.3536339323250696,0.35109630626643196,0.3475147974453007,0.3460471967535969,0.330263031118332,0.3088674508393975,0.2965884963313125,0.29390301816631603,0.2594012105614119,0.24466138846777108,0.23979113822574988,0.2353058538032023,0.23356476237331683,0.22299828888997267,0.2082364151747109,0.20697564371075247,0.20544685221913286],"twin_dists":[0.0741183737807356,0.08914710593840039,0.13479881292612478,0.13674952977978344,0.13764977209326587,0.15878751338752078,0.17485833543549065,0.1786013407858728,0.1872619866633205,0.1879095531930139,0.18882768172439737,0.1892053419193247,0.19332251534601114,0.19908052211665894,0.20248841523364494,0.20324468754468522,0.21335649700032605,0.21793233950188146,0.21948304139114544,0.22092937586738204,0.22149566540879242,0.22499353478997683,0.23007082935676626,0.23051562883150434,0.23105747385674721],"n_dims_used":43,"mean_confidence":0.920826934104742},"coverage":{"mean_confidence":0.920826934104742,"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}}