{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012445},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012516","490:4900012662","490:4900012299","490:4900012523","490:4900012525","490:4900012598","490:4900012666","490:4900012793","490:4900012443","490:4900012723","490:4900012860","490:4900012926","490:4900012594","490:4900012861","490:4900012658","490:4900012368","497:4970001690","490:4900012243","494:4940006999","490:4900000447","490:4900012440","490:4900013223","490:4900012382","494:4940005305","490:4900012922"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,494,490,490,490,490,494,490],"twin_sims":[0.2896578514685144,0.2503858851510853,0.23366841875388691,0.12678306677668222,0.12572253691275906,0.10842767228859454,0.10285588544025961,0.10217215228370946,0.0813421997595862,0.08040048632607907,0.07377621354114325,0.0653574069255999,0.06269944723300636,0.05845540300633962,0.0549262470237382,0.04976668073121816,0.04452581914180782,0.04365218931187875,0.0429311598797819,0.03740293440787783,0.03587612381491834,0.0355899801966766,0.03556414484926474,0.034689434518557945,0.03436345745803803],"twin_dists":[0.20444858745689654,0.21613487346086416,0.22146187387102212,0.26395389874312786,0.2644901435670539,0.27376555790521256,0.2769968253928097,0.27740267006851466,0.29093568459178987,0.2916100211427348,0.2965418175699667,0.30335547199828156,0.30565527516369406,0.3094988960175553,0.3128742956693847,0.3181479401364535,0.3239938231507837,0.32502381210024983,0.3258870188680953,0.33294540670726414,0.3350501650642611,0.33545306118870327,0.3354895732655109,0.3367392819156695,0.33721187531731234],"n_dims_used":45,"mean_confidence":0.9124769422743055},"coverage":{"mean_confidence":0.9124769422743055,"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}}