{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960007888},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960008117","496:4960008125","496:4960008354","488:4880001884","488:4880002196","488:4880001268","496:4960008356","496:4960007883","488:4880001529","488:4880001551","496:4960007875","488:4880002058","496:4960009905","496:4960001027","488:4880001723","488:4880005662","496:4960009806","496:4960008447","488:4880002538","496:4960009342","488:4880002118","488:4880001786","496:4960000982","496:4960008655","496:4960009553"],"twin_admin_codes":[496,496,496,488,488,488,496,496,488,488,496,488,496,496,488,488,496,496,488,496,488,488,496,496,496],"twin_sims":[0.859620215012464,0.7785317506301589,0.6233949562295403,0.5961823332339682,0.5614725483613184,0.557345295527625,0.5557065284099082,0.529538516114121,0.5295369957321461,0.5196246521200408,0.5146947545724149,0.5106073163724723,0.5026830267562427,0.4976282464064218,0.49460753585047057,0.4929486251554535,0.4917148343932808,0.4903716197205581,0.48970609371517776,0.48612452346497986,0.4856078390633009,0.48409553103501884,0.4774464439139365,0.4745816498427415,0.4735284862131743],"twin_dists":[0.07143441497260593,0.09189856760563389,0.1262624512920167,0.13209055578730017,0.13954013679756783,0.14042913519017208,0.14078238078223165,0.14644745043447852,0.14644778112455922,0.14860826006300543,0.1496863346512414,0.15058211112696282,0.15232405779796188,0.1534391052333049,0.1541069769542687,0.15447425907049614,0.15474765455659387,0.15504552801274246,0.1551932061640771,0.15598898782972004,0.15610393611217732,0.15644060073024504,0.15792473682661232,0.15856622894038877,0.1588023751415584],"n_dims_used":45,"mean_confidence":0.9343875461154514},"coverage":{"mean_confidence":0.9343875461154514,"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}}