{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011628},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011629","490:4900010914","490:4900008449","490:4900009011","490:4900008336","490:4900010227","490:4900008559","490:4900008226","490:4900009426","490:4900009117","490:4900009938","490:4900010484","490:4900009012","490:4900010318","490:4900009324","490:4900008560","490:4900008233","490:4900009530","490:4900009636","490:4900007900","490:4900009830","490:4900009118","490:4900009832","490:4900012026","490:4900010316"],"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":[0.43118293024754134,0.2784446006211518,0.18112788500946325,0.17894011364845847,0.16603141636176882,0.16484580576806923,0.1583537829828341,0.15088659838748775,0.1486675398289679,0.13965432898065347,0.13529939030960927,0.13440203753857982,0.11322522115120581,0.10250114424840892,0.08712698819047494,0.08687488990007838,0.08636078610891716,0.08479964096363342,0.07957503642117737,0.0722244159216564,0.07125529847331194,0.07052151243151189,0.06878950718656074,0.06793100742571165,0.06388592225471879],"twin_dists":[0.16845906021444274,0.20768032352069,0.24007831714993605,0.24093058738242332,0.2461166598237428,0.24660732026299467,0.24934031950458554,0.2525867951046931,0.2535742569939312,0.25770089594892864,0.25976619863805317,0.2601979322520642,0.2710848826076713,0.2772071260086443,0.2869249646924602,0.28709525767800687,0.2874437577756089,0.28851224747020293,0.29220633165596893,0.29774853534802675,0.29851283475704454,0.2990971644410622,0.3004962264266759,0.3012003394107565,0.30461901115052986],"n_dims_used":45,"mean_confidence":0.8805146959092882},"coverage":{"mean_confidence":0.8805146959092882,"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}}