{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960010525},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960010909","496:4960011846","496:4960011140","496:4960010449","496:4960010756","496:4960011311","496:4960012012","496:4960010910","496:4960011839","496:4960010026","496:4960010442","496:4960010607","496:4960010355","496:4960003932","496:4960011141","496:4960010685","496:4960010441","496:4960011761","496:4960011147","496:4960010526","496:4960010757","496:4960010278","496:4960008789","469:4690005706","469:4690004455"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,469,469],"twin_sims":[0.5541138815798743,0.5485960593221697,0.436261343773324,0.3279247593353671,0.32192233846358487,0.2965383901300316,0.2736754956791169,0.26976327641955805,0.26737636914756624,0.2149040492067732,0.18023095496753958,0.16784364160060114,0.1675963846503265,0.1535620011383633,0.15272674164079814,0.15260771808023277,0.1490296176969897,0.14604705415412625,0.14462778138855167,0.14343309171377838,0.1414433381777234,0.13893377253829578,0.1380015253975299,0.1296887675534312,0.1248672437375465],"twin_dists":[0.14112583355366032,0.142316944810146,0.16728255475321263,0.1939414539702442,0.19554155270096082,0.2025024888686301,0.2090787407136396,0.21023710850838462,0.21094895261121138,0.22774843071146714,0.24042683932045175,0.24537153839578735,0.24547285894819373,0.2514103654532904,0.2517760194005737,0.2518282440368935,0.25341239731972415,0.25475445434823935,0.2554002092441248,0.25594743276192755,0.256866395253948,0.25803925916732456,0.2584789793591315,0.2625018687408777,0.2649251188340028],"n_dims_used":45,"mean_confidence":0.9123671637641059},"coverage":{"mean_confidence":0.9123671637641059,"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}}