{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002152},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002729","499:4990002645","499:4990000938","485:4850001239","499:4990001600","499:4990002710","499:4990004065","485:4850000581","499:4990001766","481:4810003734","499:4990002344","477:4770000835","467:4670001360","479:4790003996","499:4990003688","468:4680004658","481:4810002438","499:4990002951","499:4990002145","499:4990002546","499:4990001782","499:4990002808","467:4670000583","499:4990002128","481:4810002487"],"twin_admin_codes":[499,499,499,485,499,499,499,485,499,481,499,477,467,479,499,468,481,499,499,499,499,499,467,499,481],"twin_sims":[0.46747460015652564,0.4013277982383975,0.3904025367902594,0.3838198099422948,0.3763366014996958,0.3759638410862158,0.3750169891429173,0.37176753955169833,0.3700351338370034,0.3696949870079611,0.3532540494489534,0.3516608411197002,0.34087471341954123,0.325468918529604,0.32220294627789864,0.3154294012236906,0.30866321226449456,0.30110140940059066,0.3001762151195371,0.2990349462891291,0.2966057243404336,0.2950153182904769,0.2906117550241543,0.28667030550076267,0.28390418724362965],"twin_dists":[0.16016323376757452,0.17549659675337392,0.17812956377507316,0.17973259691647092,0.18157097291134883,0.18166300933077204,0.18189699272686602,0.18270220282095243,0.18313291216868277,0.18321759669035087,0.18735877321216787,0.18776528148900637,0.19054320448765025,0.19459413982589388,0.1954663814886022,0.1972913064386073,0.19913655810807146,0.2012265233006013,0.20148431718048176,0.2018029582501962,0.20248357662076205,0.20293095379930887,0.2041771579904671,0.2053021524309752,0.20609722331188068],"n_dims_used":45,"mean_confidence":0.9284378051757812},"coverage":{"mean_confidence":0.9284378051757812,"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}}