{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008774},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008884","490:4900008782","490:4900010220","490:4900007886","490:4900011821","490:4900011822","490:4900011294","490:4900011497","490:4900011624","490:4900011755","490:4900011561","490:4900011691","490:4900012093","490:4900011625","490:4900010829","490:4900010126","490:4900011431","490:4900010026","490:4900011626","490:4900009004","490:4900011066","490:4900008657","490:4900008545","490:4900008790","490:4900010027"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5662079630882981,0.5533795972991121,0.3696951094829255,0.33662182761122245,0.31942487659258795,0.2769389442225715,0.2715358386101731,0.2662494968939853,0.2637959285721855,0.2524930469792958,0.24763455527038322,0.2469809477351256,0.24552355183083208,0.2431251708751154,0.23853740216245198,0.2345782185293438,0.23413593329781587,0.23226944247227346,0.23039859554341316,0.2217114951995113,0.2135590394010571,0.21239725439733018,0.21158876285481013,0.20846149977177,0.20775873061725958],"twin_dists":[0.13852121335421777,0.14128423189485573,0.18321756619144675,0.1916513722388526,0.19621221262088215,0.20812022614660244,0.2097109970338826,0.2112863887251663,0.21202418546777685,0.21547986273708614,0.2169954490244829,0.21720078791305075,0.21765990783400102,0.21841930188080286,0.2198855354816809,0.2211657039707143,0.22130958818827157,0.22191876698378749,0.22253260609315756,0.2254269687962594,0.22821293860376257,0.2286157633154987,0.22889697215576227,0.22999161290342832,0.2302391395554791],"n_dims_used":45,"mean_confidence":0.8869716220431858},"coverage":{"mean_confidence":0.8869716220431858,"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}}