{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960007863},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880003415","496:4960000811","496:4960009527","496:4960008547","496:4960009514","496:4960004920","496:4960008105","496:4960002574","496:4960002429","496:4960001681","496:4960002047","496:4960003808","496:4960001923","496:4960005890","496:4960000531","479:4790000384","470:4700003513","496:4960007983","496:4960003394","496:4960000203","496:4960006420","493:4930005637","496:4960005746","496:4960009615","496:4960003956"],"twin_admin_codes":[488,496,496,496,496,496,496,496,496,496,496,496,496,496,496,479,470,496,496,496,496,493,496,496,496],"twin_sims":[0.4658687249608708,0.3622123504343046,0.3566295667534787,0.30080008005022685,0.2968615764549044,0.2170287317977773,0.21093945265191916,0.19923980374574066,0.19851532819250606,0.19690224637398365,0.19634600387383205,0.19611888359209162,0.19192990018631173,0.18091649007859564,0.17774696066001444,0.16713845179896397,0.16573914451685123,0.16448707352223374,0.1629228901942308,0.156432436063012,0.1552863362205618,0.15320444163548655,0.1523192102924405,0.1501909592625743,0.1446837229104965],"twin_dists":[0.1605252225805099,0.18509047744385196,0.18650063779801135,0.2013104341229823,0.20241173813414484,0.22701863707380057,0.229123342638114,0.2332862600387711,0.23354950010488737,0.23413801132591508,0.23434172235118597,0.234425014881387,0.23597340721088297,0.24016034916374415,0.2413985106082503,0.24566079458864576,0.2462373798786608,0.2467562824616696,0.24740856372136352,0.25016476744734173,0.25066008448286525,0.2515667162713652,0.2519549584137205,0.2528951908579712,0.2553746677243409],"n_dims_used":45,"mean_confidence":0.9256873236762153},"coverage":{"mean_confidence":0.9256873236762153,"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}}