{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011931},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011125","490:4900012006","490:4900011800","490:4900011997","490:4900010605","490:4900011859","490:4900011655","490:4900010520","490:4900012065","490:4900011999","490:4900010785","490:4900010172","490:4900009672","490:4900011605","490:4900011932","490:4900011472","490:4900011939","490:4900012074","490:4900012142","490:4900012143","490:4900011123","490:4900009364","490:4900011337","490:4900012195","490:4900011102"],"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":[0.5045525977913276,0.4458163333347273,0.4407840315001456,0.4150983993861855,0.358331221958051,0.34023460402217964,0.3314191607766897,0.3288078617388566,0.3282488387901175,0.2925933202916136,0.2763551986735565,0.2754503721305021,0.2683003264094874,0.26260769258264016,0.25702695752247645,0.25229008816096304,0.2414083162308051,0.24083525463224303,0.24066646118369286,0.23507216096358152,0.23163283026896994,0.22463491265586552,0.22136625539664617,0.21890643740990562,0.2179379444239957],"twin_dists":[0.15191242707584338,0.1650835236922657,0.16623936890728255,0.17222352886751097,0.18606962550470058,0.19070951980064504,0.1930173777881512,0.19370741299228486,0.19385552570502756,0.20361500105829067,0.20829116970802183,0.2085565751771439,0.21067293671502624,0.2123830326114964,0.21408219177279053,0.2155428004113032,0.2189658836753132,0.21914888526185636,0.21920284163217232,0.22100522456099658,0.22212727771411267,0.22444466895942297,0.22554354248650438,0.22637766664883854,0.22670780652356637],"n_dims_used":45,"mean_confidence":0.9116500854492188},"coverage":{"mean_confidence":0.9116500854492188,"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}}