{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930006884},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008306","494:4940007903","466:4660001534","490:4900005654","480:4800004623","494:4940008781","494:4940008675","480:4800004543","466:4660003940","466:4660002945","487:4870010458","494:4940007810","496:4960011177","466:4660004779","494:4940008833","466:4660003240","466:4660004027","466:4660003187","472:4720006688","466:4660002961","494:4940008665","467:4670001820","496:4960000105","490:4900005650","496:4960001670"],"twin_admin_codes":[494,494,466,490,480,494,494,480,466,466,487,494,496,466,494,466,466,466,472,466,494,467,496,490,496],"twin_sims":[0.32753556292494496,0.3254554408778716,0.3062235004821313,0.29604593365504894,0.25332307646795554,0.22689646305069128,0.22286992881301276,0.21583839414293496,0.20148223517110836,0.19139146642074822,0.18465254401319867,0.18394893161386291,0.1830988822477409,0.18107892737077014,0.17723878329011059,0.16442819600621406,0.16387356507824127,0.15608897903457564,0.14782458521711406,0.1476756539552572,0.145922987302296,0.14412534368339508,0.14211318060424166,0.13860540654612707,0.13480812937657752],"twin_dists":[0.1940447096417782,0.1945977292736004,0.199807587096354,0.20264088270206435,0.215222804594502,0.22369058354222376,0.225036695587419,0.2274269024035428,0.23247562716516695,0.2361741313012627,0.2387204266002518,0.2389900265961001,0.23931670729116117,0.24009730918149813,0.2415984820429337,0.24678075355556173,0.24701158481478747,0.25031292225948537,0.25395221294186954,0.25401915460830315,0.2548107176796261,0.2556299389359714,0.2565559630775088,0.2581938899202248,0.26000228656166824],"n_dims_used":45,"mean_confidence":0.9253400166829427},"coverage":{"mean_confidence":0.9253400166829427,"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}}