{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012724},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012919","490:4900012370","490:4900013045","490:4900012723","490:4900012593","490:4900012443","490:4900013218","490:4900012368","490:4900012920","490:4900012921","490:4900000980","490:4900012233","490:4900012926","497:4970001945","490:4900012666","490:4900012440","490:4900012918","490:4900012243","490:4900000362","494:4940007621","490:4900000999","497:4970000931","490:4900012519","490:4900013372","490:4900013286"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,490,490,490,490,494,490,497,490,490,490],"twin_sims":[0.5444499946680633,0.4703166437277625,0.37823009551195186,0.34718419508123105,0.3223848494974593,0.2951880332544708,0.2937354015728595,0.2759996231732985,0.24665929907434703,0.22640464823685744,0.1684602743633732,0.1454462745726031,0.11395923486062685,0.113504714838756,0.10131579006516583,0.08769061213910147,0.08717749556701836,0.08405878822980438,0.08265321414890738,0.08067722587326791,0.07394044446459488,0.06958491081008479,0.06799456018493881,0.06614121046430593,0.06264470368181779],"twin_dists":[0.14321324881331,0.15952363329497576,0.18110414465298488,0.18891268264066538,0.1954176714975704,0.20288230078376818,0.20329202607288505,0.20839540431095335,0.21730196598480694,0.22385414697928954,0.2451193228092882,0.255027233146835,0.27068251604289134,0.27093143550945037,0.2779139848724601,0.28654564769450214,0.2868908939654293,0.28902480163128563,0.29000723307731435,0.291411201394077,0.296415311888994,0.29985021189633965,0.30114796812017103,0.30269189351949954,0.3057034744350387],"n_dims_used":45,"mean_confidence":0.9123012118869358},"coverage":{"mean_confidence":0.9123012118869358,"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}}