{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001961},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003290","490:4900002724","490:4900002574","490:4900003157","490:4900003424","490:4900002420","490:4900002722","490:4900002570","494:4940008965","490:4900003295","490:4900002425","490:4900002263","490:4900002260","490:4900001661","490:4900002723","490:4900003555","490:4900002268","490:4900004806","466:4660005087","494:4940008964","490:4900002273","490:4900002262","494:4940008078","490:4900002259","490:4900002118"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,466,494,490,490,494,490,490],"twin_sims":[0.6954140363473824,0.482057466633303,0.47258095170212266,0.4248424549289738,0.41628718650140684,0.39872161467148587,0.32078151919458464,0.31225820669025595,0.29048133067194415,0.2875645418862274,0.24403858769674633,0.22466455798315477,0.20706002268300144,0.19710110572906359,0.18378245854022432,0.1663643403176055,0.1616682770625888,0.16138404225756592,0.15457041279068845,0.1526460450004269,0.15238691074647318,0.15160380699906745,0.1470908160512712,0.14673399956079125,0.14403487603415394],"twin_dists":[0.11069815565974699,0.15689482551280232,0.15901498523308705,0.16993587808897775,0.17194321752462094,0.17612166291812315,0.19584754138160018,0.19815330203946213,0.2042142383628708,0.2050461062912767,0.21812952121650594,0.22443475154796838,0.23048580235904392,0.23406528035792942,0.23905391958209285,0.24597933546698966,0.2479350371059353,0.24805472203856052,0.2509708478106304,0.25181142385635824,0.25192520814936054,0.2522699301249827,0.2542825111750746,0.2544435684475564,0.2556713665646694],"n_dims_used":45,"mean_confidence":0.918733639187283},"coverage":{"mean_confidence":0.918733639187283,"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}}