{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011319},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011905","490:4900011707","490:4900011776","490:4900011174","490:4900011768","490:4900010923","490:4900011234","490:4900011175","490:4900011702","490:4900011906","490:4900011703","490:4900011237","490:4900010924","490:4900010674","490:4900011455","490:4900010760","490:4900012163","490:4900011843","490:4900011448","490:4900011839","490:4900010426","490:4900011969","490:4900011078","490:4900011700","490:4900011167"],"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":[0.45980376339440837,0.3889792184584395,0.36453464713840916,0.2696145479695086,0.24916429207080426,0.23860637392751993,0.204307921832751,0.20349098376882857,0.18808755887854062,0.18637088396685397,0.18613959743768357,0.18350724299660187,0.18183084658395543,0.18037753816070312,0.17008857072978184,0.1625828126782373,0.15574091012979419,0.1538258175274899,0.15256128023499127,0.14973065799685478,0.14960815383178855,0.14299637569992246,0.13362122828162848,0.1312715225495888,0.13101559622173953],"twin_dists":[0.161896295573538,0.17847508360362097,0.1845071472590151,0.21028134937201828,0.21651621857951506,0.2198633573473856,0.23146293669608595,0.2317547238927075,0.23741451908526978,0.23806504305750398,0.23815300883124996,0.239159637861831,0.23980601818500327,0.24036979735075922,0.2444564912246662,0.24755097928648048,0.25046330972570985,0.2512951769233897,0.2518486279390217,0.25309983352073884,0.2531543749965975,0.25614831348990597,0.2605753589942404,0.261721255162334,0.2618469948918681],"n_dims_used":45,"mean_confidence":0.893282233344184},"coverage":{"mean_confidence":0.893282233344184,"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}}