{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000940},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002026","490:4900000406","490:4900001730","496:4960007912","490:4900000844","490:4900002632","496:4960008575","490:4900003618","496:4960007413","490:4900000052","490:4900000922","496:4960007036","490:4900000401","496:4960008580","496:4960008586","490:4900004324","490:4900000730","494:4940008486","496:4960005276","490:4900000407","490:4900001589","496:4960008858","496:4960009063","490:4900000793","496:4960006878"],"twin_admin_codes":[490,490,490,496,490,490,496,490,496,490,490,496,490,496,496,490,490,494,496,490,490,496,496,490,496],"twin_sims":[0.4444226950378628,0.4364005941283321,0.4236243948269937,0.3982011855561447,0.39597457880856574,0.38413078574772347,0.3617778255996609,0.35441746678877084,0.3408248408981377,0.33603441649386767,0.32748818448263806,0.3166422957759169,0.31518462379611206,0.3133773306144663,0.30746563619158845,0.3050228934298844,0.30452354322302,0.30004173024284575,0.2997220653451422,0.29579124180166144,0.2955301440742793,0.2908616979905906,0.2865505417094298,0.2860232781329486,0.2832319054699489],"twin_dists":[0.16540311692299509,0.16725037230391754,0.17022062763448226,0.17624670499061834,0.1767825325387815,0.17965657548581318,0.1851998346271868,0.1870625279978111,0.19055615651578398,0.19180502514896658,0.19405728399174557,0.19696291746727274,0.1973576661471518,0.19784853519635426,0.19946556136212104,0.2001389400849934,0.200276976885769,0.20152182834054513,0.2016110302661221,0.20271251134268456,0.20278597930176243,0.2041061254840007,0.20533648066352153,0.2054877141896286,0.2062911624725715],"n_dims_used":45,"mean_confidence":0.9132373385959202},"coverage":{"mean_confidence":0.9132373385959202,"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}}